| L Cells (Cell Line)               | 
              | L Forms               | 
              | L-Amino Acid Oxidase               | 
              | L-Aminoadipate-Semialdehyde Dehydrogenase               | 
              | l-Amphetamine use Amphetamine               | 
              | L-Dopa use Levodopa               | 
              | L-Gularic Acid use Glucaric Acid               | 
              | L-Gulonolactone Oxidase               | 
              | L-Iditol 2-Dehydrogenase               | 
              | L-Lactate Dehydrogenase               | 
              | L-Lactate Dehydrogenase (Cytochrome)               | 
              | L-Lysine 6-Transaminase               | 
              | L-Monomethylarginine use omega-N-Methylarginine               | 
              | L-Myc Genes use Genes, myc               | 
              | L-myc Proteins use Proto-Oncogene Proteins c-myc               | 
              | L-NAME use NG-Nitroarginine Methyl Ester               | 
              | L-NMMA use omega-N-Methylarginine               | 
              | l-Norgestrel use Levonorgestrel               | 
              | L-Selectin               | 
              | L-Serine Dehydratase               | 
              | L-Tetramisole use Levamisole               | 
              | L-Thyroxine use Thyroxine               | 
              | L-Type Calcium Channels use Calcium Channels, L-Type               | 
              | L-Type VDCC alpha-1 Subunit use Calcium Channels, L-Type               | 
              | L1 Antigen use Leukocyte L1 Antigen Complex               | 
              | L1 Elements use Long Interspersed Nucleotide Elements               | 
              | L3T4 Antigens use Antigens, Differentiation, T-Lymphocyte               | 
              | La Crosse virus               | 
              | La Nina use El Nino-Southern Oscillation               | 
              | La Niņa Phenomenon               | 
              | La Plata Dolphin use Dolphins               | 
              | Lab-On-A-Chip Devices               | 
              | Labeling, Drug use Drug Labeling               | 
              | Labeling, Food use Food Labeling               | 
              | Labeling, Product use Product Labeling               | 
              | Labetalol               | 
              | Labhart-Willi Syndrome use Prader-Willi Syndrome               | 
              | Labial Frenum               | 
              | Labiatae use Lamiaceae               | 
              | Labor Complications use Obstetric Labor Complications               | 
              | Labor Force               | 
              | Labor Migration use Emigration and Immigration               | 
              | Labor Onset               | 
              | Labor Pain               | 
              | Labor Presentation               | 
              | Labor Presentation, Breech use Breech Presentation               | 
              | Labor Relations               | 
              | Labor Safety use Occupational Health               | 
              | Labor Stage, First               | 
              | Labor Stage, Second               | 
              | Labor Stage, Third               | 
              | Labor Unions               | 
              | Labor, First Stage use Labor Stage, First               | 
              | Labor, Induced               | 
              | Labor, Obstetric               | 
              | Labor, Second Stage use Labor Stage, Second               | 
              | Labor, Third Stage use Labor Stage, Third               | 
              | Laboratories               | 
              | Laboratories, Dental               | 
              | Laboratories, Hospital               | 
              | Laboratories, Public Health use Public Health Laboratory Services               | 
              | Laboratory Animal Models use Models, Animal               | 
              | Laboratory Animal Science               | 
              | Laboratory Animal Technologists use Animal Technicians               | 
              | Laboratory Animals use Animals, Laboratory               | 
              | Laboratory Chemicals               | 
              | Laboratory Diagnosis use Laboratory Techniques and Procedures               | 
              | Laboratory Equipment               | 
              | Laboratory Experiment               | 
              | Laboratory Infection               | 
              | Laboratory Information Systems use Clinical Laboratory Information Systems               | 
              | Laboratory Instruments use Laboratory Equipment               | 
              | Laboratory Manuals               | 
              | Laboratory Markers use Biological Markers               | 
              | Laboratory Personnel               | 
              | Laboratory Proficiency Testing               | 
              | Laboratory Research               | 
              | Laboratory Services, Public Health use Public Health Laboratory Services               | 
              | Laboratory Technicians use Laboratory Personnel               | 
              | Laboratory Techniques and Procedures               | 
              | Laboratory Test               | 
              | Laboratory Wastes               | 
              | Labour Force use Labor Force               | 
              | Labour Migration use Emigration and Immigration               | 
              | Labour Relations use Labor Relations               | 
              | Labrador use Newfoundland and Labrador               | 
              | Labrador Tea use Ledum               | 
              | Labrea Disease use Hepatitis D               | 
              | Laburnum               | 
              | Laburnum anagyroides use Cytisus laburnum               | 
              | Labyrinth use Ear, Inner               | 
              | Labyrinth Diseases               | 
              | Labyrinth Supporting Cells               | 
              | Labyrinthine Fluids               | 
              | Labyrinthitis               | 
              | Lac Caninum               | 
              | Lac Defloratum use Lac Vaccinum Defloratum               | 
              | Lac Factors use Lactose Factors               | 
              | Lac Felinum               | 
              | Lac Gene use Lac Operon               | 
              | Lac Operon               | 
              | Lac Repressors               | 
              | Lac Vaccinum               | 
              | Lac Vaccinum Coagulatum               | 
              | Lac Vaccinum Defloratum               | 
              | Laccaria               | 
              | Laccase               | 
              | Lacerations               | 
              | Lacerta agilis               | 
              | Lachesis use Viperidae               | 
              | Lachesis lanceolatus use Bothrops lanceolatus               | 
              | Lachesis muta               | 
              | Lachnanthes caroliniana use Lachnanthes tinctoria               | 
              | Lachnanthes tinctoria               | 
              | Lacquer               | 
              | Lacrimal Apparatus               | 
              | Lacrimal Apparatus Diseases               | 
              | Lacrimal Duct Obstruction               | 
              | Lacrimal Gland use Lacrimal Apparatus               | 
              | Lacrosse use Racquet Sports               | 
              | Lactalbumin               | 
              | Lactams               | 
              | Lactams, Macrocyclic               | 
              | Lactase               | 
              | Lactases use beta-Galactosidase               | 
              | Lactate use Lactic Acid               | 
              | Lactate Dehydrogenase use L-Lactate Dehydrogenase               | 
              | Lactate dehydrogenase-elevating virus               | 
              | Lactate Dehydrogenases               | 
              | Lactates               | 
              | Lactation               | 
              | Lactation Disorders               | 
              | Lactation, Prolonged use Lactation               | 
              | Lactic Acid               | 
              | Lactic Acidosis use Acidosis, Lactic               | 
              | Lactic Acidosis with Ataxia, Type I use Pyruvate Dehydrogenase Complex Deficiency Disease               | 
              | Lactic Acidosis with Ataxia, Type II use Pyruvate Carboxylase Deficiency Disease               | 
              | Lactic Cytochrome Reductase use L-Lactate Dehydrogenase (Cytochrome)               | 
              | Lactis Acidum               | 
              | Lactis Vaccini Flos               | 
              | Lacto-N-neotetraosylceramide use Globosides               | 
              | Lacto-N-tetraosylceramide use Globosides               | 
              | Lactobacillaceae               | 
              | Lactobacillales               | 
              | Lactobacillus               | 
              | Lactobacillus acidophilus               | 
              | Lactobacillus brevis               | 
              | Lactobacillus casei               | 
              | Lactobacillus cellobiosus use Lactobacillus fermentum               | 
              | Lactobacillus delbrueckii               | 
              | Lactobacillus fermentum               | 
              | Lactobacillus helveticus               | 
              | Lactobacillus leichmannii               | 
              | Lactobacillus plantarum               | 
              | Lactobacillus reuteri               | 
              | Lactobacillus rhamnosus               | 
              | Lactococcus               | 
              | Lactococcus lactis               | 
              | Lactoferrin               | 
              | Lactogen Hormone, Placental use Placental Lactogen               | 
              | Lactogenic Hormone, Pituitary use Prolactin               | 
              | Lactoglobulins               | 
              | Lactones               | 
              | Lactoperoxidase               | 
              | Lactose               | 
              | Lactose Factors               | 
              | Lactose Intolerance               | 
              | Lactose Malabsorption use Lactose Intolerance               | 
              | Lactose Monohydrate use Saccharum Lactis               | 
              | Lactose Operon use Lac Operon               | 
              | Lactose Synthase               | 
              | Lactose Synthetase use Lactose Synthase               | 
              | Lactose Tolerance Test               | 
              | Lactosyl Ceramides use Lactosylceramides               | 
              | Lactosylceramides               | 
              | Lactotrophs               | 
              | Lactoyl Glutathione Lyase use Lactoylglutathione Lyase               | 
              | Lactoylglutathione Lyase               | 
              | Lactuca sativa use Lettuce               | 
              | Lactuca sativa (Homeopathy)               | 
              | Lactuca scariola use Lactuca sativa (Homeopathy)               | 
              | Lactuca virosa               | 
              | Lactucarium Thridace               | 
              | Lactulose               | 
              | Lacunar Dementia use Dementia, Multi-Infarct               | 
              | LacZ Genes use Lac Operon               | 
              | Lady Bug use Coccinella septempunctara               | 
              | Lady's Glove use Digitalis purpurea               | 
              | Lady's Mantle use Alchemilla               | 
              | Lady's Smock use Cardamine pratensis               | 
              | Lafora Disease               | 
              | Lagenidium               | 
              | Lagenorhynchus use Dolphins               | 
              | Lagerstroemia               | 
              | Lagomorpha               | 
              | Lagoons               | 
              | Lagothrix use Atelinae               | 
              | Lagovirus               | 
              | LAK Cells use Killer Cells, Lymphokine-Activated               | 
              | Lake Basins               | 
              | Lake Victoria Marburgvirus use Marburgvirus               | 
              | Lake Water Collection               | 
              | Lakes               | 
              | Lakes and Impoundings Pollution               | 
              | Laki-Lorand Factor use Factor XIII               | 
              | LAMB Syndrome use Carney Complex               | 
              | Lamb's Quarters use Chenopodium album               | 
              | lambda Phage use Bacteriophage lambda               | 
              | lambda-Like Phages use Siphoviridae               | 
              | lambda-Like Viruses use Siphoviridae               | 
              | Lambdapapillomavirus               | 
              | Lambert-Eaton Myasthenic Syndrome               | 
              | Lamblia use Giardia               | 
              | Lamblia intestinalis use Giardia lamblia               | 
              | Lambliasis use Giardiasis               | 
              | Lamellipodia use Pseudopodia               | 
              | Lameness, Animal               | 
              | Lamiaceae               | 
              | Lamin Type A               | 
              | Lamin Type B               | 
              | Lamina Basalis Choroideae use Bruch Membrane               | 
              | Lamina Elastica Posterior use Descemet Membrane               | 
              | Lamina Propria use Mucous Membrane               | 
              | Lamina Quadrigemina use Tectum Mesencephali               | 
              | Lamina Terminalis use Hypothalamus               | 
              | Laminar Air-Flow Areas use Environment, Controlled               | 
              | Laminar Flow               | 
              | Laminar Movement use Laminar Flow               | 
              | Laminar Regime use Laminar Flow               | 
              | Laminaria               | 
              | Laminaria Tents use Laminaria               | 
              | Laminarinase use Cellulases               | 
              | Laminectomy               | 
              | Laminin               | 
              | Laminin Receptors use Receptors, Laminin               | 
              | Lamins               | 
              | Lamium album               | 
              | Lamivudine               | 
              | Lampreys               | 
              | Lampyridae use Fireflies               | 
              | LAN use Local Area Networks               | 
              | Lanadigenin use Digoxigenin               | 
              | Lanatosides               | 
              | Land Application               | 
              | Land Conservation               | 
              | Land Excavation               | 
              | Land Management and Planning               | 
              | Land Movement               | 
              | Land Planning use Land Management and Planning               | 
              | Land Plants use Embryophyta               | 
              | Land Restoration               | 
              | Land Subsidence use Land Movement               | 
              | Land Use               | 
              | Landau-Kleffner Syndrome               | 
              | Landfill Leachate use Water Pollutants, Chemical               | 
              | Landouzy-Dejerine Dystrophy use Muscular Dystrophy, Facioscapulohumeral               | 
              | Landry-Guillain-Barre Syndrome use Guillain-Barre Syndrome               | 
              | Landscaping, Hospital use Maintenance and Engineering, Hospital               | 
              | Landslide use Landslides               | 
              | Landslides               | 
              | Langat virus use Encephalitis Viruses, Tick-Borne               | 
              | Langer-Giedion Syndrome               | 
              | Langerhans Cell Sarcoma               | 
              | Langerhans Cells               | 
              | Langerhans-Cell Granulomatosis use Histiocytosis, Langerhans-Cell               | 
              | Langerhans-Cell Histiocytosis use Histiocytosis, Langerhans-Cell               | 
              | Langhans Giant Cells use Giant Cells, Langhans               | 
              | Language               | 
              | Language and Speech Disorder Rehabilitation use Rehabilitation of Speech and Language Disorders               | 
              | Language Arts               | 
              | Language Comprehension Tests use Language Tests               | 
              | Language Delay use Language Development Disorders               | 
              | Language Development               | 
              | Language Development Disorders               | 
              | Language Disorders               | 
              | Language Pathology use Speech-Language Pathology               | 
              | Language Tests               | 
              | Language Therapy               | 
              | Language Training use Language Therapy               | 
              | Langurs use Cercopithecidae               | 
              | Lannea use Anacardiaceae               | 
              | Lanolin               | 
              | Lanosterol               | 
              | Lansing Virus use Poliovirus               | 
              | Lantana               | 
              | Lanthanides use Lanthanoid Series Elements               | 
              | Lanthanoid Series Elements               | 
              | Lanthanoids use Lanthanoid Series Elements               | 
              | Lanthanum               | 
              | Lanugo use Hair               | 
              | Laos               | 
              | Laparoscopes               | 
              | Laparoscopic Cholecystectomy use Cholecystectomy, Laparoscopic               | 
              | Laparoscopic Orchiopexy use Orchiopexy               | 
              | Laparoscopic Surgical Procedures use Laparoscopy               | 
              | Laparoscopy               | 
              | Laparotomy               | 
              | Lapathum acutum               | 
              | Lapis Albus               | 
              | Lapis Renalis use Calculus Renalis               | 
              | Laportea crenulata use Urtica crenulata               | 
              | Laportea gigas use Urtica gigas               | 
              | Lappa arctium               | 
              | Lappa major               | 
              | Lapsana communis               | 
              | Larch use Larix               | 
              | Lard use Adeps Suis               | 
              | Large Cities               | 
              | Large Maf Transcription Factors use Maf Transcription Factors, Large               | 
              | Large Neutral Amino Acid-Transporter 1               | 
              | Large Ribosomal Subunits use Ribosome Subunits, Large               | 
              | Large Ribosome Subunits use Ribosome Subunits, Large               | 
              | Large Yellow Lady's Slipper use Cypripedium pubescens               | 
              | Large-Conductance Calcium-Activated Potassium Channel alpha Subunits               | 
              | Large-Conductance Calcium-Activated Potassium Channel beta Subunits               | 
              | Large-Conductance Calcium-Activated Potassium Channels               | 
              | Laridae use Charadriiformes               | 
              | Larix               | 
              | Larkspur use Delphinium               | 
              | Laron Syndrome               | 
              | Larrea               | 
              | Larrea mexicana use Paloondo               | 
              | Larva               | 
              | Larva Migrans               | 
              | Larva Migrans, Cutaneous use Larva Migrans               | 
              | Larva Migrans, Ocular use Larva Migrans               | 
              | Larva Migrans, Visceral               | 
              | Larvicides               | 
              | Larviphage Fishes               | 
              | Laryngeal Cancer use Laryngeal Neoplasms               | 
              | Laryngeal Cartilages               | 
              | Laryngeal Diseases               | 
              | Laryngeal Edema               | 
              | Laryngeal Epithelium use Laryngeal Mucosa               | 
              | Laryngeal Granuloma use Granuloma, Laryngeal               | 
              | Laryngeal Mask Airway use Laryngeal Masks               | 
              | Laryngeal Masks               | 
              | Laryngeal Mucosa               | 
              | Laryngeal Muscles               | 
              | Laryngeal Neoplasms               | 
              | Laryngeal Nerve Palsy, Recurrent use Vocal Cord Paralysis               | 
              | Laryngeal Nerve, Inferior use Recurrent Laryngeal Nerve               | 
              | Laryngeal Nerve, Superior use Laryngeal Nerves               | 
              | Laryngeal Nerves               | 
              | Laryngeal Paralysis use Vocal Cord Paralysis               | 
              | Laryngeal Perichondritis use Laryngeal Diseases               | 
              | Laryngeal Prosthesis use Larynx, Artificial               | 
              | Laryngeal Stenosis use Laryngostenosis               | 
              | Laryngectomy               | 
              | Laryngismus               | 
              | Laryngitis               | 
              | Laryngomalacia               | 
              | Laryngopharyngeal Reflux use Regurgitation, Gastric               | 
              | Laryngopharynx use Hypopharynx               | 
              | Laryngoplasty               | 
              | Laryngoscopes               | 
              | Laryngoscopic Surgical Procedures use Laryngoscopy               | 
              | Laryngoscopy               | 
              | Laryngospasm use Laryngismus               | 
              | Laryngostenosis               | 
              | Larynx               | 
              | Larynx Neoplasms use Laryngeal Neoplasms               | 
              | Larynx, Artificial               | 
              | Lasalocid               | 
              | Laser Angioplasty use Angioplasty, Laser               | 
              | Laser Biostimulation use Laser Therapy, Low-Level               | 
              | Laser Coagulation               | 
              | Laser Corneal Surgery use Corneal Surgery, Laser               | 
              | Laser Desorption-Ionization Mass Spectrometry, Matrix-Assisted use Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization               | 
              | Laser In Situ Keratomileusis use Keratomileusis, Laser In Situ               | 
              | Laser Irradiation, Low-Power use Laser Therapy, Low-Level               | 
              | Laser Keratectomy use Corneal Surgery, Laser               | 
              | Laser Knife use Laser Therapy               | 
              | Laser Lithotripsy use Lithotripsy, Laser               | 
              | Laser Microscopy use Microscopy, Confocal               | 
              | Laser Scalpel use Laser Therapy               | 
              | Laser Scanning Confocal Microscopy use Microscopy, Confocal               | 
              | Laser Scanning Cytometry               | 
              | Laser Scanning Microscopy use Microscopy, Confocal               | 
              | Laser Therapy               | 
              | Laser Therapy, Low-Level               | 
              | Laser Thermocoagulation use Laser Coagulation               | 
              | Laser-Assisted Balloon Angioplasty use Angioplasty, Balloon, Laser-Assisted               | 
              | Laser-Assisted Subepithelial Keratectomy use Keratectomy, Subepithelial, Laser-Assisted               | 
              | Laser-Doppler Flowmetry               | 
              | Laser-Doppler Velocimetry use Laser-Doppler Flowmetry               | 
              | Laser-Induced Shockwave Lithotripsy use Lithotripsy, Laser               | 
              | Lasers               | 
              | Lasers, Dye               | 
              | Lasers, Excimer               | 
              | Lasers, Gas               | 
              | Lasers, Semiconductor               | 
              | Lasers, Solid-State               | 
              | LASIK use Keratomileusis, Laser In Situ               | 
              | Lassa Fever               | 
              | Lassa virus               | 
              | Lassitude use Fatigue               | 
              | Late Diagnosis use Delayed Diagnosis               | 
              | Late Gene Transcription use Transcription, Genetic               | 
              | Late Infant Mortality               | 
              | Latency Period (Psychology)               | 
              | Latent Rat Virus use Parvovirus               | 
              | Latent Schizophrenia use Schizotypal Personality Disorder               | 
              | Latent TGF-beta Binding Protein use Latent TGF-beta Binding Proteins               | 
              | Latent TGF-beta Binding Proteins               | 
              | Latent Tuberculosis               | 
              | Latent Tuberculosis Infection use Latent Tuberculosis               | 
              | Lateral Bulbar Syndrome use Lateral Medullary Syndrome               | 
              | Lateral Cyst use Periodontal Cyst               | 
              | Lateral Dorsal Thalamic Nucleus use Lateral Thalamic Nuclei               | 
              | Lateral Gene Transfer use Gene Transfer, Horizontal               | 
              | Lateral Geniculate Body use Geniculate Bodies               | 
              | Lateral Hypothalamic Area use Hypothalamic Area, Lateral               | 
              | Lateral Hypothalamic Nucleus use Hypothalamic Area, Lateral               | 
              | Lateral Ligament, Ankle               | 
              | Lateral Ligaments use Collateral Ligaments               | 
              | Lateral Line System               | 
              | Lateral Medullary Syndrome               | 
              | Lateral Menisci use Menisci, Tibial               | 
              | Lateral Nuclear Group use Lateral Thalamic Nuclei               | 
              | Lateral Posterior Thalamic Nucleus use Lateral Thalamic Nuclei               | 
              | Lateral Pulvinar Nucleus use Pulvinar               | 
              | Lateral Rectus Palsy use Abducens Nerve Diseases               | 
              | Lateral Sclerosis use Motor Neuron Disease               | 
              | Lateral Sinus use Transverse Sinuses               | 
              | Lateral Sinus Thrombosis               | 
              | Lateral Thalamic Nuclei               | 
              | Lateral Ventricles               | 
              | Lateral Vestibular Nucleus use Vestibular Nucleus, Lateral               | 
              | Laterality of Motor Control use Functional Laterality               | 
              | Latex               | 
              | Latex Agglutination Tests use Latex Fixation Tests               | 
              | Latex Allergy use Latex Hypersensitivity               | 
              | Latex Beads use Microspheres               | 
              | Latex Fixation Tests               | 
              | Latex Hypersensitivity               | 
              | Latex Particles use Microspheres               | 
              | Latex Rubber use Rubber               | 
              | Latex Spheres use Microspheres               | 
              | Lathyrism               | 
              | Lathyrus               | 
              | Lathyrus sativus               | 
              | Latin America               | 
              | Latin American and Caribbean Center on Health Sciences Information               | 
              | Latin American Center for Perinatology, Women and Reproductive Health               | 
              | Latinas use Hispanic Americans               | 
              | Latinos use Hispanic Americans               | 
              | Latitude               | 
              | Latrines use Toilet Facilities               | 
              | Latrines (Environmental Health)               | 
              | Latrodectus curassavicus use Theridion curassavicum               | 
              | Latrodectus hasselti               | 
              | Latrodectus katipo               | 
              | Latrodectus mactans use Black Widow Spider               | 
              | Latrodectus mactans (Homeopathy)               | 
              | LATS use Long-Acting Thyroid Stimulator               | 
              | Latvia               | 
              | Laughter               | 
              | Laughter Therapy               | 
              | Laundering               | 
              | Laundry Service, Hospital               | 
              | Lauraceae               | 
              | Laurates               | 
              | Laurence-Moon Syndrome               | 
              | Laurence-Moon-Bardet-Biedl Syndrome use Bardet-Biedl Syndrome               | 
              | Laurence-Moon-Biedl Syndrome use Laurence-Moon Syndrome               | 
              | Laurencia               | 
              | Lauric Acid Hydroxylase use Alkane 1-Monooxygenase               | 
              | Lauric Acids               | 
              | Laurocerasus               | 
              | Laurus               | 
              | Laurus camphora use Camphora               | 
              | Lauryl Alcohol use Dodecanol               | 
              | LAV Antibodies use HIV Antibodies               | 
              | LAV Antigens use HIV Antigens               | 
              | LAV-2 use HIV-2               | 
              | LAV-HTLV-III use HIV               | 
              | Lava               | 
              | Lava Flow               | 
              | Lava Scoriae from Mt. Hecla use Hecla Lava               | 
              | Lavage use Therapeutic Irrigation               | 
              | Lavage, Gastric use Gastric Lavage               | 
              | Lavage, Peritoneal use Peritoneal Lavage               | 
              | Lavandula               | 
              | Lavender use Lavandula               | 
              | Law Enforcement               | 
              | Law Enforcement Officers use Police               | 
              | Law of Similars               | 
              | Law of the Sea use Maritime Rights               | 
              | Lawn Daisy use Bellis perennis               | 
              | Lawrencium               | 
              | Laws               | 
              | Laws of Cure in Homeopathy               | 
              | Lawson Cedar use Cupressus lawsoniana               | 
              | Lawson's Cypress use Cupressus lawsoniana               | 
              | Lawson's False Cypress use Chamaecyparis               | 
              | Lawsonia Bacteria               | 
              | Lawsonia Infections use Desulfovibrionaceae Infections               | 
              | Lawsonia intracellularis use Lawsonia Bacteria               | 
              | Lawsonia Plant               | 
              | Lawyers               | 
              | Laxatives               | 
              | Laxity, Joint use Joint Instability               | 
              | Laying-on-Of-Hands use Therapeutic Touch               | 
              | Lazy Eye use Amblyopia               | 
              | LBNP use Lower Body Negative Pressure               | 
              | LCF Factor use Interleukin-16               | 
              | lck Kinase use Lymphocyte Specific Protein Tyrosine Kinase p56(lck)               | 
              | LCM Viruses use Lymphocytic choriomeningitis virus               | 
              | LCMV use Lymphocytic choriomeningitis virus               | 
              | LD50 use Lethal Dose 50               | 
              | LDL Cholesterol use Cholesterol, LDL               | 
              | LDL Receptors use Receptors, LDL               | 
              | LDL-Receptor Related Protein 1               | 
              | LDL-Receptor Related Protein 2               | 
              | LDL-Receptor Related Protein-Associated Protein               | 
              | LDL-Receptor Related Proteins               | 
              | LDPE Pipes use Polyethylene Pipes               | 
              | LE Cells use Neutrophils               | 
              | LE(X) Antigen use Antigens, CD15               | 
              | Leaching Field use Leaching Fields               | 
              | Leaching Fields               | 
              | Lead               | 
              | Lead Encephalopathy, Childhood use Lead Poisoning, Nervous System, Childhood               | 
              | Lead Induced Nervous System Diseases, Adult use Lead Poisoning, Nervous System, Adult               | 
              | Lead Pipes               | 
              | Lead Poisoning               | 
              | Lead Poisoning, Nervous System               | 
              | Lead Poisoning, Nervous System, Adult               | 
              | Lead Poisoning, Nervous System, Childhood               | 
              | Lead Poisoning, Neurologic, Adult use Lead Poisoning, Nervous System, Adult               | 
              | Lead Poisoning, Neurologic, Childhood use Lead Poisoning, Nervous System, Childhood               | 
              | Lead Radioisotopes               | 
              | Lead Time               | 
              | Lead-Induced Nervous System Disease, Childhood use Lead Poisoning, Nervous System, Childhood               | 
              | Lead-Induced Nervous System Diseases use Lead Poisoning, Nervous System               | 
              | Leader mRNA Sequences use 5' Untranslated Regions               | 
              | Leader Sequences, mRNA use 5' Untranslated Regions               | 
              | Leader Signal Peptides use Protein Sorting Signals               | 
              | Leadership               | 
              | Leaf Shine Products use Gardening Products               | 
              | Leaf Vegetables use Vegetables               | 
              | Leafhoppers use Hemiptera               | 
              | Leafy Vegetables use Vegetables               | 
              | Leakage               | 
              | Leakage Control use Leakage               | 
              | Leakage Detection use Leakage               | 
              | Leanness use Thinness               | 
              | Learned Helplessness use Helplessness, Learned               | 
              | Learning               | 
              | Learning Curve               | 
              | Learning Disabilities use Learning Disorders               | 
              | Learning Disorders               | 
              | Learning Support use Remedial Teaching               | 
              | Leasing, Property               | 
              | Least Syndrome of Maximum Value use Symptoms Hierarchy               | 
              | Least-Squares Analysis               | 
              | Leather use Leather Industry               | 
              | Leather Industry               | 
              | Leatherwood use Dirca palustris               | 
              | Lebanon               | 
              | Leber Congenital Amaurosis               | 
              | Leber Hereditary Optic Atrophy use Optic Atrophy, Hereditary, Leber               | 
              | Lebistes use Poecilia               | 
              | LECAM-1 use L-Selectin               | 
              | LECAM-2 use E-Selectin               | 
              | LECAM-3 use P-Selectin               | 
              | Lecithin Acyltransferase use Phosphatidylcholine-Sterol O-Acyltransferase               | 
              | Lecithin Acyltransferase Deficiency               | 
              | Lecithin Cholesterol Acyltransferase use Phosphatidylcholine-Sterol O-Acyltransferase               | 
              | Lecithinase A1 use Phospholipases A1               | 
              | Lecithinase A2 use Phospholipases A2               | 
              | Lecithinase B use Lysophospholipase               | 
              | Lecithinase C use Type C Phospholipases               | 
              | Lecithinase D use Phospholipase D               | 
              | Lecithinases use Phospholipases               | 
              | Lecithins               | 
              | Lecithinum               | 
              | Leclercia use Enterobacteriaceae               | 
              | Lectin Receptors use Receptors, Mitogen               | 
              | Lectin, Castor Bean use Ricin               | 
              | Lectin, Ricinus use Ricin               | 
              | Lectin-Complement Pathway use Complement Pathway, Mannose-Binding Lectin               | 
              | Lectins               | 
              | Lectins, C-Type               | 
              | Lectins, Kidney Bean use Phytohemagglutinins               | 
              | Lectins, Plant use Plant Lectins               | 
              | Lectins, Pokeweed use Pokeweed Mitogens               | 
              | Lectins, S-Type use Galectins               | 
              | Lectins, Triticum vulgare use Wheat Germ Agglutinins               | 
              | Lectins, Wheat Germ use Wheat Germ Agglutinins               | 
              | Lecture Notes               | 
              | Lectures               | 
              | Lecythidaceae               | 
              | Ledum               | 
              | Ledum decumbens use Ledum palustre               | 
              | Ledum palustre               | 
              | Leechee use Litchi               | 
              | Leeches               | 
              | Leeching               | 
              | Leeks use Onions               | 
              | Left Atrial Function use Atrial Function, Left               | 
              | Left Heart Bypass use Heart Bypass, Left               | 
              | Left Heart Syndrome, Hypoplastic use Hypoplastic Left Heart Syndrome               | 
              | Left Ventricular Dysfunction use Ventricular Dysfunction, Left               | 
              | Left Ventricular Function use Ventricular Function, Left               | 
              | Left Ventricular Hypertrophy use Hypertrophy, Left Ventricular               | 
              | Left Ventricular Remodeling use Ventricular Remodeling               | 
              | Left-Right Determination Factors               | 
              | Lefty Proteins use Left-Right Determination Factors               | 
              | Leg               | 
              | Leg Bones               | 
              | Leg Dermatoses               | 
              | Leg Injuries               | 
              | Leg Length Inequality               | 
              | Leg Prosthesis use Artificial Limbs               | 
              | Leg Ulcer               | 
              | Leg, Artificial use Artificial Limbs               | 
              | Legal Aid use Public Defender Legal Services               | 
              | Legal Assets               | 
              | Legal Cases               | 
              | Legal Consolidation               | 
              | Legal Drug Commerce use Pharmaceutical Trade               | 
              | Legal Drug Commercialization use Pharmaceutical Trade               | 
              | Legal Drug Trade use Pharmaceutical Trade               | 
              | Legal Guardians               | 
              | Legal Interdiction               | 
              | Legal Intervention               | 
              | Legal Medicine use Forensic Medicine               | 
              | Legal Process               | 
              | Legal Rules use Enacted Statutes               | 
              | Legal Standards use Enacted Statutes               | 
              | Legg-Perthes Disease               | 
              | Leghemoglobin               | 
              | Legionella               | 
              | Legionella longbeachae               | 
              | Legionella pneumophila               | 
              | Legionella pneumophila Infections use Legionnaires' Disease               | 
              | Legionellaceae               | 
              | Legionellosis               | 
              | Legionnaires' Disease               | 
              | Legislation               | 
              | Legislation as Topic               | 
              | Legislation, Dental               | 
              | Legislation, Drug               | 
              | Legislation, Environmental               | 
              | Legislation, Food               | 
              | Legislation, Health               | 
              | Legislation, Hospital               | 
              | Legislation, Labor               | 
              | Legislation, Labour use Legislation, Labor               | 
              | Legislation, Medical               | 
              | Legislation, Nursing               | 
              | Legislation, Pharmacy               | 
              | Legislation, Veterinary               | 
              | Legislative Decree               | 
              | Legislative Power               | 
              | Legume Beverage use Juices               | 
              | Legume Beverages use Juices               | 
              | Legume Creams use Plant Creams               | 
              | Legume Juice use Juices               | 
              | Legume Pod use Fruit               | 
              | Legume Purees use Plant Creams               | 
              | Legumes use Fabaceae               | 
              | Leigh Disease               | 
              | Leiomyoblastoma use Leiomyoma, Epithelioid               | 
              | Leiomyoma               | 
              | Leiomyoma, Epithelioid               | 
              | Leiomyoma, Vascular use Angiomyoma               | 
              | Leiomyomatosis               | 
              | Leiomyosarcoma               | 
              | Leiomyosarcoma, Epithelioid use Leiomyosarcoma               | 
              | Leiomyosarcoma, Myxoid use Leiomyosarcoma               | 
              | Leishmania               | 
              | Leishmania (Leishmania) use Leishmania               | 
              | Leishmania (Leishmania) donovani use Leishmania donovani               | 
              | Leishmania (Leishmania) enriettii use Leishmania enriettii               | 
              | Leishmania (Leishmania) infantum use Leishmania infantum               | 
              | Leishmania (Leishmania) major use Leishmania major               | 
              | Leishmania (Leishmania) mexicana use Leishmania mexicana               | 
              | Leishmania (Leishmania) tropica use Leishmania tropica               | 
              | Leishmania (Viannia) use Leishmania               | 
              | Leishmania (Viannia) braziliensis use Leishmania braziliensis               | 
              | Leishmania (Viannia) guyanensis use Leishmania guyanensis               | 
              | Leishmania (Viannia) panamensis use Leishmania guyanensis               | 
              | Leishmania braziliensis               | 
              | Leishmania braziliensis braziliensis use Leishmania braziliensis               | 
              | Leishmania braziliensis guyanensis use Leishmania guyanensis               | 
              | Leishmania donovani               | 
              | Leishmania donovani chagasi use Leishmania infantum               | 
              | Leishmania donovani infantum use Leishmania infantum               | 
              | Leishmania enriettii               | 
              | Leishmania guyanensis               | 
              | Leishmania guyanensis guyanensis use Leishmania guyanensis               | 
              | Leishmania infantum               | 
              | Leishmania major               | 
              | Leishmania mexicana               | 
              | Leishmania mexicana amazonensis use Leishmania mexicana               | 
              | Leishmania mexicana mexicana use Leishmania mexicana               | 
              | Leishmania tropica               | 
              | Leishmania tropica major use Leishmania major               | 
              | Leishmania tropica minor use Leishmania tropica               | 
              | Leishmania Vaccines use Leishmaniasis Vaccines               | 
              | Leishmaniasis               | 
              | Leishmaniasis Vaccines               | 
              | Leishmaniasis, American use Leishmaniasis, Cutaneous               | 
              | Leishmaniasis, Cutaneous               | 
              | Leishmaniasis, Diffuse Cutaneous               | 
              | Leishmaniasis, Mucocutaneous               | 
              | Leishmaniasis, New World use Leishmaniasis, Cutaneous               | 
              | Leishmaniasis, Old World use Leishmaniasis, Cutaneous               | 
              | Leishmaniasis, Visceral               | 
              | Leishmaniavirus               | 
              | Leisure Activities               | 
              | Lelystad Virus use Porcine respiratory and reproductive syndrome virus               | 
              | Lemierre Syndrome               | 
              | Lemmings use Arvicolinae               | 
              | Lemmus use Arvicolinae               | 
              | Lemna minor               | 
              | Lemon use Citrus limonum               | 
              | Lemon Tree use Citrus               | 
              | Lemongrass use Cymbopogon               | 
              | Lemur               | 
              | Lemur, Dwarf use Cheirogaleidae               | 
              | Lemur, Mouse use Cheirogaleidae               | 
              | Lemuridae               | 
              | Lemuriformes use Strepsirhini               | 
              | Lemuroidea use Strepsirhini               | 
              | Length of Life use Longevity               | 
              | Length of Stay               | 
              | Leninism use Communism               | 
              | Lens Capsule, Crystalline               | 
              | Lens Cortex, Crystalline               | 
              | Lens culinaris use Lens Plant               | 
              | Lens Diseases               | 
              | Lens Dislocation use Lens Subluxation               | 
              | Lens Implantation, Intraocular               | 
              | Lens Nucleus, Crystalline               | 
              | Lens Opacities use Cataract               | 
              | Lens Plant               | 
              | Lens Proteins use Crystallins               | 
              | Lens Subluxation               | 
              | Lens, Crystalline               | 
              | Lens, Eye use Lens, Crystalline               | 
              | Lens, Intraocular, Phakic use Phakic Intraocular Lenses               | 
              | Lenses               | 
              | Lenses, Contact use Contact Lenses               | 
              | Lenses, Contact, Hydrophilic use Contact Lenses, Hydrophilic               | 
              | Lenses, Intraocular               | 
              | Lenten Rose use Helleborus orientalis               | 
              | Lenticular Nucleus use Corpus Striatum               | 
              | Lenticulostriate Diseases, Vascular use Basal Ganglia Cerebrovascular Disease               | 
              | Lenticulostriate Vasculopathy use Basal Ganglia Cerebrovascular Disease               | 
              | Lentiform Nucleus use Corpus Striatum               | 
              | Lentiginosis use Lentigo               | 
              | Lentiginosis, Perioral use Peutz-Jeghers Syndrome               | 
              | Lentigo               | 
              | Lentigo, Malignant use Hutchinson's Melanotic Freckle               | 
              | Lentils use Lens Plant               | 
              | Lentinan               | 
              | Lentinula               | 
              | Lentinula edodes use Shiitake Mushrooms               | 
              | Lentinus use Lentinula               | 
              | Lentinus edodes use Shiitake Mushrooms               | 
              | Lentivirinae use Lentivirus               | 
              | Lentivirus               | 
              | Lentivirus Infections               | 
              | Lentivirus, Puma use Immunodeficiency Virus, Feline               | 
              | Lentiviruses, Bovine               | 
              | Lentiviruses, Equine               | 
              | Lentiviruses, Feline               | 
              | Lentiviruses, Ovine-Caprine               | 
              | Lentiviruses, Primate               | 
              | Leon Virus use Poliovirus               | 
              | Leonotis use Lamiaceae               | 
              | Leontiasis Ossium use Hyperostosis Frontalis Interna               | 
              | Leontice thalictroides use Caulophyllum thalictroides               | 
              | Leontopithecus               | 
              | Leonurus               | 
              | Leonurus cardiaca               | 
              | Leopard use Panthera               | 
              | Leopard Frog use Rana pipiens               | 
              | Leopard Frog Carcinoma Virus use Herpesvirus 1, Ranid               | 
              | LEOPARD Syndrome               | 
              | Leopard's Bane, False use Asteraceae               | 
              | Leopards Bane use Arnica               | 
              | Leopards, Snow use Felidae               | 
              | Leopardus pardalis use Felidae               | 
              | Lepeophtheirus salmonis use Copepoda               | 
              | Leper Colonies               | 
              | Lepidium               | 
              | Lepidium bonariense               | 
              | Lepidium sativum               | 
              | Lepidoptera               | 
              | Lepidozamia use Zamiaceae               | 
              | Lepilemur use Lemuridae               | 
              | Lepiota procera use Agaricus procerus               | 
              | Leporipoxvirus               | 
              | Leprechaunism use Donohue Syndrome               | 
              | Lepromin               | 
              | Leprostatic Agents               | 
              | Leprosy               | 
              | Leprosy, Borderline               | 
              | Leprosy, Cutaneous use Leprosy, Lepromatous               | 
              | Leprosy, Dimorphous use Leprosy, Borderline               | 
              | Leprosy, Lepromatous               | 
              | Leprosy, Macular use Leprosy, Tuberculoid               | 
              | Leprosy, Multibacillary               | 
              | Leprosy, Neural use Leprosy, Tuberculoid               | 
              | Leprosy, Nodular use Leprosy, Lepromatous               | 
              | Leprosy, Paucibacillary               | 
              | Leprosy, Tuberculoid               | 
              | Leptandra virginica               | 
              | Leptazole use Pentylenetetrazole               | 
              | Leptilon canadense use Erigeron canadensis               | 
              | Leptin               | 
              | Leptin Receptors use Receptors, Leptin               | 
              | Leptinotarsa decemlineata use Doryphora decemlineata               | 
              | Leptoconops use Ceratopogonidae               | 
              | Leptomeningeal Cysts use Arachnoid Cysts               | 
              | Leptomonas use Trypanosomatina               | 
              | Leptonema use Meiotic Prophase I               | 
              | Leptophos               | 
              | Leptospermum               | 
              | Leptospira               | 
              | Leptospira interrogans               | 
              | Leptospira interrogans serovar australis               | 
              | Leptospira interrogans serovar autumnalis               | 
              | Leptospira interrogans serovar canicola               | 
              | Leptospira interrogans serovar hebdomadis               | 
              | Leptospira interrogans serovar icterohaemorrhagiae               | 
              | Leptospira interrogans serovar pomona               | 
              | Leptospiraceae               | 
              | Leptospirosis               | 
              | Leptospirosis, Icterohemorrhagic use Weil Disease               | 
              | Leptotene Stage use Meiotic Prophase I               | 
              | Leptothrix               | 
              | Leptotrichia               | 
              | Leptotrombidium use Trombiculidae               | 
              | Lepus use Hares               | 
              | Leriche Syndrome               | 
              | Lesbianism use Homosexuality, Female               | 
              | Lesch-Nyhan Syndrome               | 
              | Lesotho               | 
              | Lespedeza               | 
              | Lespedeza capitata               | 
              | Lespedeza sieboldii               | 
              | Less-Developed Countries use Developing Countries               | 
              | Lesser Pelvis               | 
              | Lesser Periwinkle use Vinca minor               | 
              | Lesser Sac use Peritoneal Cavity               | 
              | Lesser Snakeroot use Eupatorium aromaticum               | 
              | LET use Linear Energy Transfer               | 
              | Lethal Dose 50               | 
              | Lethal Junctional Epidermolysis Bullosa use Epidermolysis Bullosa, Junctional               | 
              | Lethal Midline Granuloma use Granuloma, Lethal Midline               | 
              | Lethality               | 
              | Lethargic Encephalitis, Type C use Encephalitis, St. Louis               | 
              | Lethargy               | 
              | LETS Proteins use Fibronectins               | 
              | Letter               | 
              | Lettuce               | 
              | Lettuce infectious yellows virus use Crinivirus               | 
              | Lettuce Opium use Lactucarium Thridace               | 
              | Lettuce, Water use Araceae               | 
              | Leu Antigens use Antigens, Differentiation               | 
              | Leu Antigens, B-Lymphocyte use Antigens, Differentiation, B-Lymphocyte               | 
              | Leu Antigens, T-Lymphocyte use Antigens, Differentiation, T-Lymphocyte               | 
              | Leu-2 Antigens use Antigens, CD8               | 
              | Leu-CAM Receptor Family use Receptors, Leukocyte-Adhesion               | 
              | Leu-M1 Antigens use Antigens, CD15               | 
              | Leu-M5 Antigens use Antigens, CD11c               | 
              | Leucanthemum vulgare use Chrysanthemum leucanthemum               | 
              | Leucenine use Mimosine               | 
              | Leucenol use Mimosine               | 
              | Leucine               | 
              | Leucine Aminopeptidase use Leucyl Aminopeptidase               | 
              | Leucine Dehydrogenase               | 
              | Leucine Enkephalin use Enkephalin, Leucine               | 
              | Leucine Enkephalin-2-Alanine use Enkephalin, Leucine-2-Alanine               | 
              | Leucine Transaminase               | 
              | Leucine Zippers               | 
              | Leucine-Responsive Regulatory Protein               | 
              | Leucine-Specific tRNA use RNA, Transfer, Leu               | 
              | Leucine-tRNA Ligase               | 
              | Leucoagaricus procerus use Agaricus procerus               | 
              | Leucogenenol               | 
              | Leucoharmine use Harmine               | 
              | Leucomycin use Kitasamycin               | 
              | Leucomycins               | 
              | Leuconostoc               | 
              | Leuconostocaceae               | 
              | Leucotomy use Psychosurgery               | 
              | Leucovorin               | 
              | Leucyl Aminopeptidase               | 
              | Leucyl T RNA Synthetase use Leucine-tRNA Ligase               | 
              | Leukapheresis               | 
              | Leukemia               | 
              | Leukemia Inhibitory Factor               | 
              | Leukemia Inhibitory Factor Receptor use Receptors, OSM-LIF               | 
              | Leukemia Inhibitory Factor Receptor alpha Subunit               | 
              | Leukemia L1210               | 
              | Leukemia L5178               | 
              | Leukemia P388               | 
              | Leukemia Virus Antibodies, Human T-Cell use Deltaretrovirus Antibodies               | 
              | Leukemia Virus Antigens, Human T-Cell use Deltaretrovirus Antigens               | 
              | Leukemia Virus I, Human T-Cell use Human T-lymphotropic virus 1               | 
              | Leukemia Virus II, Human T-Cell use Human T-lymphotropic virus 2               | 
              | Leukemia Virus, Bovine               | 
              | Leukemia Virus, Feline               | 
              | Leukemia Virus, Gibbon Ape               | 
              | Leukemia Virus, Murine               | 
              | Leukemia Viruses, Human T-Cell use Deltaretrovirus               | 
              | Leukemia, B-Cell               | 
              | Leukemia, B-Cell, Chronic use Leukemia, Lymphocytic, Chronic, B-Cell               | 
              | Leukemia, Basophilic, Acute               | 
              | Leukemia, Biphenotypic, Acute               | 
              | Leukemia, Bovine use Enzootic Bovine Leukosis               | 
              | Leukemia, Eosinophilic use Hypereosinophilic Syndrome               | 
              | Leukemia, Eosinophilic, Acute               | 
              | Leukemia, Erythroblastic, Acute               | 
              | Leukemia, Experimental               | 
              | Leukemia, Feline               | 
              | Leukemia, Granulocytic use Leukemia, Myeloid               | 
              | Leukemia, Granulocytic, Chronic use Leukemia, Myelogenous, Chronic, BCR-ABL Positive               | 
              | Leukemia, Granulocytic, Chronic-Phase use Leukemia, Myeloid, Chronic-Phase               | 
              | Leukemia, Hairy Cell               | 
              | Leukemia, Large Granular Lymphocytic               | 
              | Leukemia, Lymphoblastic use Precursor Cell Lymphoblastic Leukemia-Lymphoma               | 
              | Leukemia, Lymphoblastic, Acute, T-Cell use Precursor T-Cell Lymphoblastic Leukemia-Lymphoma               | 
              | Leukemia, Lymphocytic use Leukemia, Lymphoid               | 
              | Leukemia, Lymphocytic, Acute, Mixed-Cell use Leukemia, Biphenotypic, Acute               | 
              | Leukemia, Lymphocytic, Acute, T-Cell use Precursor T-Cell Lymphoblastic Leukemia-Lymphoma               | 
              | Leukemia, Lymphocytic, B-Cell use Leukemia, B-Cell               | 
              | Leukemia, Lymphocytic, Chronic use Leukemia, Lymphocytic, Chronic, B-Cell               | 
              | Leukemia, Lymphocytic, Chronic, B-Cell               | 
              | Leukemia, Lymphocytic, Large Granular use Leukemia, Large Granular Lymphocytic               | 
              | Leukemia, Lymphocytic, T-Cell use Leukemia, T-Cell               | 
              | Leukemia, Lymphoid               | 
              | Leukemia, Lymphoid, Acute use Precursor Cell Lymphoblastic Leukemia-Lymphoma               | 
              | Leukemia, Mast-Cell               | 
              | Leukemia, Megakaryoblastic, Acute               | 
              | Leukemia, Megakaryocytic use Leukemia, Megakaryoblastic, Acute               | 
              | Leukemia, Megakaryocytic, Acute use Leukemia, Megakaryoblastic, Acute               | 
              | Leukemia, Mixed, B- and T-Cell use Leukemia, Biphenotypic, Acute               | 
              | Leukemia, Mixed-Cell use Leukemia, Biphenotypic, Acute               | 
              | Leukemia, Monoblastic, Acute use Leukemia, Monocytic, Acute               | 
              | Leukemia, Monocytic, Acute               | 
              | Leukemia, Myelocytic use Leukemia, Myeloid               | 
              | Leukemia, Myelocytic, Chronic use Leukemia, Myelogenous, Chronic, BCR-ABL Positive               | 
              | Leukemia, Myelogenous use Leukemia, Myeloid               | 
              | Leukemia, Myelogenous, Acute use Leukemia, Myeloid, Acute               | 
              | Leukemia, Myelogenous, Chronic use Leukemia, Myelogenous, Chronic, BCR-ABL Positive               | 
              | Leukemia, Myelogenous, Chronic, BCR-ABL Positive               | 
              | Leukemia, Myelogenous, Chronic-Phase use Leukemia, Myeloid, Chronic-Phase               | 
              | Leukemia, Myeloid               | 
              | Leukemia, Myeloid, Accelerated Phase               | 
              | Leukemia, Myeloid, Acute               | 
              | Leukemia, Myeloid, Acute, M3 use Leukemia, Promyelocytic, Acute               | 
              | Leukemia, Myeloid, Acute, M4 use Leukemia, Myelomonocytic, Acute               | 
              | Leukemia, Myeloid, Acute, M5 use Leukemia, Monocytic, Acute               | 
              | Leukemia, Myeloid, Acute, M6 use Leukemia, Erythroblastic, Acute               | 
              | Leukemia, Myeloid, Acute, M7 use Leukemia, Megakaryoblastic, Acute               | 
              | Leukemia, Myeloid, Aggressive-Phase use Leukemia, Myeloid, Accelerated Phase               | 
              | Leukemia, Myeloid, Chronic use Leukemia, Myelogenous, Chronic, BCR-ABL Positive               | 
              | Leukemia, Myeloid, Chronic, Atypical, BCR-ABL Negative               | 
              | Leukemia, Myeloid, Chronic-Phase               | 
              | Leukemia, Myeloid, Naegeli-Type use Leukemia, Myelomonocytic, Acute               | 
              | Leukemia, Myeloid, Philadelphia-Negative use Leukemia, Myeloid, Chronic, Atypical, BCR-ABL Negative               | 
              | Leukemia, Myeloid, Schilling-Type use Leukemia, Monocytic, Acute               | 
              | Leukemia, Myeloid, Stable-Phase use Leukemia, Myeloid, Chronic-Phase               | 
              | Leukemia, Myelomonocytic, Acute               | 
              | Leukemia, Myelomonocytic, Chronic               | 
              | Leukemia, Myelomonocytic, Juvenile               | 
              | Leukemia, Natural Killer Cell Large Granular Lymphocytic use Leukemia, Large Granular Lymphocytic               | 
              | Leukemia, Neutrophilic, Chronic               | 
              | Leukemia, Nonlymphocytic, Acute use Leukemia, Myeloid, Acute               | 
              | Leukemia, Plasma Cell               | 
              | Leukemia, Plasmacytic use Leukemia, Plasma Cell               | 
              | Leukemia, Pre-B-Cell use Precursor B-Cell Lymphoblastic Leukemia-Lymphoma               | 
              | Leukemia, Progranulocytic use Leukemia, Promyelocytic, Acute               | 
              | Leukemia, Prolymphocytic               | 
              | Leukemia, Prolymphocytic, B-Cell               | 
              | Leukemia, Prolymphocytic, T-Cell               | 
              | Leukemia, Promyelocytic, Acute               | 
              | Leukemia, Radiation-Induced               | 
              | Leukemia, Smoldering use Anemia, Refractory, with Excess of Blasts               | 
              | Leukemia, T-Cell               | 
              | Leukemia, T-Cell Large Granular Lymphocytic use Leukemia, Large Granular Lymphocytic               | 
              | Leukemia, T-Cell, Acute use Precursor T-Cell Lymphoblastic Leukemia-Lymphoma               | 
              | Leukemia, T-Cell, Chronic use Leukemia, Prolymphocytic, T-Cell               | 
              | Leukemia-Lymphoma Virus Antibodies, Human T-Cell use Deltaretrovirus Antibodies               | 
              | Leukemia-Lymphoma Virus Antigens, Human T-Cell use Deltaretrovirus Antigens               | 
              | Leukemia-Lymphoma Virus I Antibodies, Human T-Cell use HTLV-I Antibodies               | 
              | Leukemia-Lymphoma Virus I Antigens, Human T-Cell use HTLV-I Antigens               | 
              | Leukemia-Lymphoma Virus II Antibodies, Human T-Cell use HTLV-II Antibodies               | 
              | Leukemia-Lymphoma Virus II Antigens, Human T-Cell use HTLV-II Antigens               | 
              | Leukemia-Lymphoma, Adult T-Cell               | 
              | Leukemic Gene Expression Regulation use Gene Expression Regulation, Leukemic               | 
              | Leukemic Infiltration               | 
              | Leukemic Reticuloendotheliosis use Leukemia, Hairy Cell               | 
              | Leukemogenic Viruses use Retroviridae               | 
              | Leukemoid Reaction               | 
              | Leukoaraiosis               | 
              | Leukocidins               | 
              | Leukocytapheresis use Leukapheresis               | 
              | Leukocyte Adherence Inhibition Test               | 
              | Leukocyte Adhesion Molecules use Cell Adhesion Molecules               | 
              | Leukocyte Adhesion Protein p150,95 use Integrin alphaXbeta2               | 
              | Leukocyte Antigens use HLA Antigens               | 
              | Leukocyte Common Antigens use Antigens, CD45               | 
              | Leukocyte Count               | 
              | Leukocyte Count, Differential use Leukocyte Count               | 
              | Leukocyte Culture Test, Mixed use Lymphocyte Culture Test, Mixed               | 
              | Leukocyte Differentiation Antigens, Human use Antigens, CD               | 
              | Leukocyte Disorders               | 
              | Leukocyte Elastase               | 
              | Leukocyte Function Associated Antigen-1 use Lymphocyte Function-Associated Antigen-1               | 
              | Leukocyte L1 Antigen Complex               | 
              | Leukocyte L1 Protein use Leukocyte L1 Antigen Complex               | 
              | Leukocyte Migration Inhibition Tests use Cell Migration Assays, Leukocyte               | 
              | Leukocyte Migration Test use Cell Migration Assays, Leukocyte               | 
              | Leukocyte Migration-Inhibitory Factors               | 
              | Leukocyte Number use Leukocyte Count               | 
              | Leukocyte Reduction Procedures               | 
              | Leukocyte Rolling               | 
              | Leukocyte Transfusion               | 
              | Leukocyte-Adhesion Deficiency Syndrome               | 
              | Leukocyte-Adhesion Receptors use Receptors, Leukocyte-Adhesion               | 
              | Leukocytes               | 
              | Leukocytes, Mononuclear               | 
              | Leukocytes, Polymorphonuclear use Neutrophils               | 
              | Leukocytopenia use Leukopenia               | 
              | Leukocytosis               | 
              | Leukodystrophy, Globoid Cell               | 
              | Leukodystrophy, Metachromatic               | 
              | Leukoedema, Oral               | 
              | Leukoencephalitis, Acute Hemorrhagic               | 
              | Leukoencephalitis, Subacute Sclerosing use Subacute Sclerosing Panencephalitis               | 
              | Leukoencephalopathies               | 
              | Leukoencephalopathy use Leukoencephalopathies               | 
              | Leukoencephalopathy Syndrome, Posterior use Posterior Leukoencephalopathy Syndrome               | 
              | Leukoencephalopathy with Vanishing White Matter use Leukoencephalopathies               | 
              | Leukoencephalopathy, Progressive Multifocal               | 
              | Leukoencephalopathy, Subcortical use Dementia, Vascular               | 
              | Leukokeratosis, Hereditary Mucosal               | 
              | Leukoma use Corneal Opacity               | 
              | Leukomalacia, Periventricular               | 
              | Leukopenia               | 
              | Leukopheresis use Leukapheresis               | 
              | Leukoplakia               | 
              | Leukoplakia, Hairy               | 
              | Leukoplakia, Oral               | 
              | Leukopoiesis               | 
              | Leukorrhea               | 
              | Leukosis Virus, Avian use Avian leukosis virus               | 
              | Leukosis, Avian use Avian Leukosis               | 
              | Leukosis, Bovine use Enzootic Bovine Leukosis               | 
              | Leukostasis               | 
              | Leukostasis Syndrome use Leukostasis               | 
              | Leukotaxis use Chemotaxis, Leukocyte               | 
              | Leukotomy use Psychosurgery               | 
              | Leukotriene A4               | 
              | Leukotriene Antagonists               | 
              | Leukotriene B4               | 
              | Leukotriene B4 Receptors use Receptors, Leukotriene B4               | 
              | Leukotriene C4               | 
              | Leukotriene D4               | 
              | Leukotriene E4               | 
              | Leukotriene Receptor Antagonists use Leukotriene Antagonists               | 
              | Leukotriene Receptors use Receptors, Leukotriene               | 
              | Leukotrienes               | 
              | Leukovirus Proteins use Retroviridae Proteins               | 
              | Leukoviruses use Retroviridae               | 
              | Leupeptins               | 
              | Leuprolide               | 
              | Leuprorelin use Leuprolide               | 
              | Leurocristine use Vincristine               | 
              | Leuzea               | 
              | Levallorphan               | 
              | Levamethadyl use Methadyl Acetate               | 
              | Levamisole               | 
              | Levans use Fructans               | 
              | Levant Berries use Cocculus indicus               | 
              | Levant Cotton use Gossypium herbaceum               | 
              | Levant Nut use Cocculus indicus               | 
              | Levarterenol use Norepinephrine               | 
              | Levcromakalim use Cromakalim               | 
              | LeVeen Shunt use Peritoneovenous Shunt               | 
              | Level of Health use Health Status               | 
              | Levico Aqua               | 
              | Levisticum               | 
              | Levisticum officinale               | 
              | Leviviridae               | 
              | Levivirus               | 
              | Levo-Gularic Acid use Glucaric Acid               | 
              | Levoamphetamine use Amphetamine               | 
              | Levobunolol               | 
              | Levocardia               | 
              | Levodopa               | 
              | Levofloxacin use Ofloxacin               | 
              | Levoleucovorin               | 
              | Levomeprazin use Methotrimeprazine               | 
              | Levomepromazine use Methotrimeprazine               | 
              | Levomepromazinum               | 
              | Levomycetin use Chloramphenicol               | 
              | Levonorepinephrine use Norepinephrine               | 
              | Levonorgestrel               | 
              | Levopropoxyphene               | 
              | Levorin use Candicidin               | 
              | Levorphan use Levorphanol               | 
              | Levorphanol               | 
              | Levotetramisole use Levamisole               | 
              | Levothyroxine use Thyroxine               | 
              | Levulinic Acids               | 
              | Levulose use Fructose               | 
              | Lewandowsky-Lutz Disease use Epidermodysplasia Verruciformis               | 
              | Lewis Acids               | 
              | Lewis Bases               | 
              | Lewis Blood-Group System               | 
              | Lewis System use Lewis Blood-Group System               | 
              | Lewis X Antigen use Antigens, CD15               | 
              | Lewy Bodies               | 
              | Lewy Body Disease               | 
              | Lewy Body Parkinson Disease use Parkinson Disease               | 
              | Leydig Cell Tumor               | 
              | Leydig Cells               | 
              | LFA-1 use Lymphocyte Function-Associated Antigen-1               | 
              | LFA-3 use Antigens, CD58               | 
              | LH (Luteinizing Hormone) use Luteinizing Hormone               | 
              | LH Receptors use Receptors, LH               | 
              | LH, alpha Subunit use Glycoprotein Hormones, alpha Subunit               | 
              | LH, beta Subunit use Luteinizing Hormone, beta Subunit               | 
              | LH-FSH Releasing Hormone use Gonadotropin-Releasing Hormone               | 
              | LH-hCG Receptors use Receptors, LH               | 
              | Lhermitte-Duclos Disease use Hamartoma Syndrome, Multiple               | 
              | LHFSHRH Receptors use Receptors, LHRH               | 
              | LHRH use Gonadotropin-Releasing Hormone               | 
              | LHRH Receptors use Receptors, LHRH               | 
              | LHRH, Trp(6)- use Triptorelin               | 
              | Li-Fraumeni Syndrome               | 
              | Liability, Legal               | 
              | Lian qiao use Forsythia               | 
              | Liatris spicata               | 
              | Liberia               | 
              | Liberian Mongoose use Herpestidae               | 
              | Liberiictis use Herpestidae               | 
              | Liberty use Freedom               | 
              | Libido               | 
              | Libman-Sacks Disease use Lupus Erythematosus, Systemic               | 
              | Libocedrus               | 
              | Librarians               | 
              | Librarianship use Library Science               | 
              | Libraries               | 
              | Libraries, Dental               | 
              | Libraries, Digital               | 
              | Libraries, Health Science use Libraries, Medical               | 
              | Libraries, Hospital               | 
              | Libraries, Medical               | 
              | Libraries, Nursing               | 
              | Library Administration               | 
              | Library Associations               | 
              | Library Automation               | 
              | Library Collection Development               | 
              | Library Materials               | 
              | Library Schools               | 
              | Library Science               | 
              | Library Services               | 
              | Library Surveys               | 
              | Library Technical Services               | 
              | Libya               | 
              | Lice use Phthiraptera               | 
              | Lice Infestations               | 
              | Lice, Plant use Aphids               | 
              | Lice-Bane use Staphysagria               | 
              | Licenses use Licensure               | 
              | Licensure               | 
              | Licensure, Dental               | 
              | Licensure, Hospital               | 
              | Licensure, Institutional, Personnel use Licensure               | 
              | Licensure, Medical               | 
              | Licensure, Nursing               | 
              | Licensure, Pharmacy               | 
              | Lichen islandicus use Cetraria islandica               | 
              | Lichen Myxedematosus use Scleromyxedema               | 
              | Lichen Nitidus               | 
              | Lichen Planus               | 
              | Lichen Planus, Oral               | 
              | Lichen Ruber Planus use Lichen Planus               | 
              | Lichen Sclerosus use Lichen Sclerosus et Atrophicus               | 
              | Lichen Sclerosus et Atrophicus               | 
              | Lichen Simplex Chronicus use Neurodermatitis               | 
              | Lichenic Acid use Fumaricum Acidum               | 
              | Licheniform Eruptions use Lichenoid Eruptions               | 
              | Lichenoid Eruptions               | 
              | Lichens               | 
              | Licorice use Glycyrrhiza               | 
              | Liddle Syndrome               | 
              | Lidocaine               | 
              | Lidoflazine               | 
              | Lie Detection               | 
              | Liechtenstein               | 
              | Life               | 
              | Life Care Centers, Retirement use Housing for the Elderly               | 
              | Life Change Events               | 
              | Life Cycle use Life Cycle Stages               | 
              | Life Cycle Stages               | 
              | Life Expectancy               | 
              | Life Expectancy at Birth               | 
              | Life Experiences use Life Change Events               | 
              | Life Islands use Patient Isolators               | 
              | Life Root use Senecio aureus               | 
              | Life Sciences use Biological Science Disciplines               | 
              | Life Stress use Stress, Psychological               | 
              | Life Style               | 
              | Life Support Care               | 
              | Life Support Systems               | 
              | Life Support Systems, Regenerative use Ecological Systems, Closed               | 
              | Life Support, Advanced Cardiac use Advanced Cardiac Life Support               | 
              | Life Table Analysis use Life Tables               | 
              | Life Table Methods use Life Tables               | 
              | Life Table Models use Life Tables               | 
              | Life Tables               | 
              | Life Valuation, Economic use Value of Life               | 
              | Life-Breath (Philosophy) use Qi               | 
              | Life-of-Man use Aralia racemosa               | 
              | Lifting               | 
              | Ligamenta Flava use Ligamentum Flavum               | 
              | Ligaments               | 
              | Ligaments, Articular               | 
              | Ligaments, Collateral use Collateral Ligaments               | 
              | Ligaments, Lateral use Collateral Ligaments               | 
              | Ligamentum Collaterale Tibiale use Medial Collateral Ligament, Knee               | 
              | Ligamentum Flavum               | 
              | Ligamentum Laterale Articulationis Talocruralis use Lateral Ligament, Ankle               | 
              | Ligamentum Longitudinale use Longitudinal Ligaments               | 
              | Ligamentum Patellae use Patellar Ligament               | 
              | Ligand-Gated Ion Channels               | 
              | Ligandins use Glutathione Transferase               | 
              | Ligands               | 
              | Ligaria cuneifolia use Loranthaceae               | 
              | Ligase Chain Reaction               | 
              | Ligases               | 
              | Ligation               | 
              | Ligation, Tubal use Sterilization, Tubal               | 
              | Light               | 
              | Light Adaptation use Adaptation, Ocular               | 
              | Light Coagulation               | 
              | Light Metals use Metals, Light               | 
              | LIGHT Protein use Tumor Necrosis Factor Ligand Superfamily Member 14               | 
              | Light Sensitivity use Photophobia               | 
              | Light Signal Transduction               | 
              | Light Therapy use Phototherapy               | 
              | Light, Visible use Light               | 
              | Light-Curing of Dental Adhesives               | 
              | Light-Curing of Dental Cements use Light-Curing of Dental Adhesives               | 
              | Light-Harvesting Protein Complexes               | 
              | Lightheadedness use Dizziness               | 
              | Lighting               | 
              | Lightning               | 
              | Lightning Injuries               | 
              | Lightning Stroke use Lightning Injuries               | 
              | Lignac-Fanconi Syndrome use Fanconi Syndrome               | 
              | Lignans               | 
              | Lignin               | 
              | Lignocaine use Lidocaine               | 
              | Ligusticum               | 
              | Ligustrum               | 
              | Ligustrum lucidum use Ligustrum               | 
              | Likelihood Functions               | 
              | Liliaceae               | 
              | Lilium               | 
              | Lilium album               | 
              | Lilium candidum use Lilium album               | 
              | Lilium superbum               | 
              | Lilium tigrinum               | 
              | Lily use Lilium               | 
              | Lily, Peruvian use Alstroemeria               | 
              | Lily, Water use Nymphaea               | 
              | Lily, Yellow Pond use Nuphar               | 
              | Lily-of-the-Valley use Convallaria               | 
              | Lilyturf use Liriope Plant               | 
              | Lim Kinases               | 
              | Limb Buds               | 
              | Limb Cramp use Muscle Cramp               | 
              | Limb Deformities, Congenital               | 
              | Limb Prosthesis use Artificial Limbs               | 
              | Limb Salvage               | 
              | Limbic Encephalitis               | 
              | Limbic System               | 
              | Limbs use Extremities               | 
              | Limbs, Artificial use Artificial Limbs               | 
              | Limbus Corneae               | 
              | Lime and Plaster Industry               | 
              | Lime, Australian Wild use Rutaceae               | 
              | Limes use Citrus aurantiifolia               | 
              | Limex ater               | 
              | Limit Dextrinosis use Glycogen Storage Disease Type III               | 
              | Limit of Detection               | 
              | Limitans Nucleus use Posterior Thalamic Nuclei               | 
              | Limitation of Activity, Chronic use Activities of Daily Living               | 
              | Limitations of Homeopathy               | 
              | Limnobium use Hydrocharitaceae               | 
              | Limnological Resources use Water Resources               | 
              | Limnology               | 
              | Limonins               | 
              | Limonium use Plumbaginaceae               | 
              | Limonoids use Limonins               | 
              | Limulus use Horseshoe Crabs               | 
              | Limulus cyclops               | 
              | Limulus polyphemus use Horseshoe Crabs               | 
              | Limulus Test               | 
              | Linac Radiosurgery use Radiosurgery               | 
              | Linaceae               | 
              | Linaria               | 
              | Linaria vulgaris               | 
              | Lincolnensin use Lincomycin               | 
              | Lincomycin               | 
              | Lincomycin, (2S-cis)-Isomer use Lincomycin               | 
              | Lincosamides               | 
              | Lindane               | 
              | Lindau Disease use von Hippel-Lindau Disease               | 
              | Linden use Tilia               | 
              | Lindera               | 
              | Lindera benzoin use Benzoinum oderiferum               | 
              | LINE-1 Elements use Long Interspersed Nucleotide Elements               | 
              | Linear Accelerator Radiosurgery use Radiosurgery               | 
              | Linear Accelerators use Particle Accelerators               | 
              | Linear Energy Transfer               | 
              | Linear Models               | 
              | Linear Regression use Linear Models               | 
              | Linear Skull Fracture use Skull Fractures               | 
              | Linens use Bedding and Linens               | 
              | Lingonberry use Vaccinium vitis-idaea               | 
              | Lingual Bone use Hyoid Bone               | 
              | Lingual Frenum               | 
              | Lingual Goiter               | 
              | Lingual Nerve               | 
              | Lingual Thyroid               | 
              | Lingual-Facial-Buccal Dyskinesia use Movement Disorders               | 
              | Linguatula serrata use Pentastomida               | 
              | Linguistics               | 
              | Liniments               | 
              | Linings               | 
              | Linitis Plastica               | 
              | Linkage Disequilibrium               | 
              | Linkage Mapping use Chromosome Mapping               | 
              | Linker-Insertion Mutagenesis use Mutagenesis, Insertional               | 
              | Linognathus use Anoplura               | 
              | Linoleate use Linoleic Acid               | 
              | Linoleic Acid               | 
              | Linoleic Acids               | 
              | Linoleic Acids, Conjugated               | 
              | Linolenic Acid use alpha-Linolenic Acid               | 
              | Linolenic Acids               | 
              | Linoleoyl-CoA Desaturase               | 
              | Linseed use Flax               | 
              | Linseed Oil               | 
              | Linum use Flax               | 
              | Linum catharticum               | 
              | Linum usitatissimum               | 
              | Linuron               | 
              | Lions               | 
              | Liothyronine use Triiodothyronine               | 
              | Lip               | 
              | Lip Cancer use Lip Neoplasms               | 
              | Lip Diseases               | 
              | Lip Neoplasms               | 
              | Lip Piercing use Body Piercing               | 
              | Lip Products               | 
              | Lip Protectors use Lip Products               | 
              | Lip Shine use Lip Products               | 
              | Lipase               | 
              | Lipectomy               | 
              | Lipemia-Clearing Factor use Lipoprotein Lipase               | 
              | Lipid A               | 
              | Lipid Bilayers               | 
              | Lipid Emulsions, Intravenous use Fat Emulsions, Intravenous               | 
              | Lipid Metabolism               | 
              | Lipid Metabolism Disorders               | 
              | Lipid Metabolism, Inborn Errors               | 
              | Lipid Mobilization               | 
              | Lipid Peroxidation               | 
              | Lipid Peroxides               | 
              | Lipid Rafts, Cell Membrane use Membrane Microdomains               | 
              | Lipid Regulating Agents               | 
              | Lipid Regulating Drugs use Lipid Regulating Agents               | 
              | Lipid-Linked Proteins               | 
              | Lipidoses               | 
              | Lipidosis use Lipidoses               | 
              | Lipids               | 
              | Lipliner use Lip Products               | 
              | Lipoamide Dehydrogenase use Dihydrolipoamide Dehydrogenase               | 
              | Lipocalin 1               | 
              | Lipocalins               | 
              | Lipochondrodystrophy use Mucopolysaccharidosis I               | 
              | Lipocortin I use Annexin A1               | 
              | Lipocortin II use Annexin A2               | 
              | Lipocortin III use Annexin A3               | 
              | Lipocortin IV use Annexin A4               | 
              | Lipocortin VI use Annexin A6               | 
              | Lipocortins use Annexins               | 
              | Lipodystrophy               | 
              | Lipodystrophy, Congenital Generalized               | 
              | Lipodystrophy, Familial Partial               | 
              | Lipodystrophy, Intestinal use Whipple Disease               | 
              | Lipofuscin               | 
              | Lipogenesis               | 
              | Lipoic Acid use Thioctic Acid               | 
              | Lipoid Proteinosis of Urbach and Wiethe               | 
              | Lipoidosis use Lipidoses               | 
              | Lipolysis               | 
              | Lipolysis, Suction use Lipectomy               | 
              | Lipoma               | 
              | Lipoma, Pleomorphic use Lipoma               | 
              | Lipomatosis               | 
              | Lipomatosis, Multiple Symmetrical               | 
              | Lipomucopolysaccharidosis use Mucolipidoses               | 
              | Lipomyces               | 
              | Lipopeptides               | 
              | Lipopolysaccharide Receptors use Antigens, CD14               | 
              | Lipopolysaccharides               | 
              | Lipoprotein Deficiency Disease, HDL, Familial use Hypoalphalipoproteinemias               | 
              | Lipoprotein LDL Receptors use Receptors, LDL               | 
              | Lipoprotein Lipase               | 
              | Lipoprotein Lipase Activating Agents use Lipoprotein Lipase Activators               | 
              | Lipoprotein Lipase Activators               | 
              | Lipoprotein Lipase Deficiency, Familial use Hyperlipoproteinemia Type I               | 
              | Lipoprotein Receptors use Receptors, Lipoprotein               | 
              | Lipoprotein(a)               | 
              | Lipoprotein-X               | 
              | Lipoproteinosis use Lipoid Proteinosis of Urbach and Wiethe               | 
              | Lipoproteins               | 
              | Lipoproteins, HDL               | 
              | Lipoproteins, HDL2               | 
              | Lipoproteins, HDL3               | 
              | Lipoproteins, IDL               | 
              | Lipoproteins, LDL               | 
              | Lipoproteins, VLDL               | 
              | Liposarcoma               | 
              | Liposarcoma, Dedifferentiated use Liposarcoma               | 
              | Liposarcoma, Myxoid               | 
              | Liposarcoma, Pleomorphic use Liposarcoma               | 
              | Liposomes               | 
              | Liposuction use Lipectomy               | 
              | Lipothrixviridae               | 
              | Lipotropic Agents               | 
              | Lipotropic Factors use Lipotropic Agents               | 
              | Lipotropin use beta-Lipotropin               | 
              | Lipoxidase use Lipoxygenase               | 
              | Lipoxin Receptors use Receptors, Lipoxin               | 
              | Lipoxins               | 
              | Lipoxygenase               | 
              | Lipoxygenase Inhibitors               | 
              | Lipoxygenases               | 
              | Lipoylation               | 
              | Lippia               | 
              | Lippia dulcis use Lippia mexicana               | 
              | Lippia mexicana               | 
              | Lippspringe Aqua               | 
              | Lipreading               | 
              | Lipsticks use Lip Products               | 
              | Liquefaction               | 
              | Liquid and Creamy Makeup Foundation use Products for Facial Makeup               | 
              | Liquid Compounds Ready for Consumption               | 
              | Liquid Crystals               | 
              | Liquid Eyeliners use Products for Eye Areas               | 
              | Liquid Paraffin use Mineral Oil               | 
              | Liquid Ventilation               | 
              | Liquidambar               | 
              | Liriodendron               | 
              | Liriope muscari use Liriope Plant               | 
              | Liriope Plant               | 
              | Liriope spicatum use Liriope Plant               | 
              | Liriope tetraphylla use Hydrozoa               | 
              | Lisinopril               | 
              | Lissamine Green Dyes               | 
              | Lissencephalies, Classical use Classical Lissencephalies and Subcortical Band Heterotopias               | 
              | Lissencephaly               | 
              | Lissencephaly Type 2 use Cobblestone Lissencephaly               | 
              | Lissencephaly, Type 1 use Classical Lissencephalies and Subcortical Band Heterotopias               | 
              | Lissencephaly, X-Linked use Classical Lissencephalies and Subcortical Band Heterotopias               | 
              | Lissencephaly-Subcortical Band Heterotopia use Classical Lissencephalies and Subcortical Band Heterotopias               | 
              | Lissodelphis use Dolphins               | 
              | List of Tobacco-Derived Products               | 
              | Listeria               | 
              | Listeria Infections use Listeriosis               | 
              | Listeria monocytogenes               | 
              | Listeriosis               | 
              | Listonella               | 
              | Lisuride               | 
              | Litchi               | 
              | Literacy Programs use Education               | 
              | Literature               | 
              | Literature, Medieval               | 
              | Literature, Modern               | 
              | Lithiasis               | 
              | Lithium               | 
              | Lithium Bromatum               | 
              | Lithium Carbonate               | 
              | Lithium Carbonicum               | 
              | Lithium Chloride               | 
              | Lithium Compounds               | 
              | Lithium Lacticum               | 
              | Lithium Muriaticum               | 
              | Lithium Salicylicum               | 
              | Lithocholate use Lithocholic Acid               | 
              | Lithocholic Acid               | 
              | Lithocholyltaurine use Taurolithocholic Acid               | 
              | Litholapaxy use Lithotripsy               | 
              | Lithology               | 
              | Lithospermum               | 
              | Lithosphere               | 
              | Lithostathine               | 
              | Lithotripsy               | 
              | Lithotripsy, Laser               | 
              | Lithrea use Anacardiaceae               | 
              | Lithuania               | 
              | Litigation use Jurisprudence               | 
              | Litomosoides use Filarioidea               | 
              | Litoral use Coasts               | 
              | Litoral Pollution use Coastal Pollution               | 
              | Litsea               | 
              | Litter Bins use Solid Waste Recipients               | 
              | Litter Size               | 
              | Little Disease use Cerebral Palsy               | 
              | Littoral Zone use Intertidal Zone               | 
              | Live Birth               | 
              | Live Birth Certificate use Birth Certificates               | 
              | Live Births use Live Birth               | 
              | Liveborn use Live Birth               | 
              | Livedo Reticularis               | 
              | Livedo Reticularis, Systemic Involvement use Sneddon Syndrome               | 
              | Liver               | 
              | Liver Abscess               | 
              | Liver Abscess, Amebic               | 
              | Liver Abscess, Pyogenic               | 
              | Liver Cancer use Liver Neoplasms               | 
              | Liver Cell Adhesion Molecules use Cadherins               | 
              | Liver Circulation               | 
              | Liver Cirrhosis               | 
              | Liver Cirrhosis, Alcoholic               | 
              | Liver Cirrhosis, Biliary               | 
              | Liver Cirrhosis, Experimental               | 
              | Liver Cirrhosis, Obstructive use Liver Cirrhosis, Biliary               | 
              | Liver Diseases               | 
              | Liver Diseases, Alcoholic               | 
              | Liver Diseases, Parasitic               | 
              | Liver Extracts               | 
              | Liver Failure               | 
              | Liver Failure, Acute               | 
              | Liver Failure, Fulminant use Liver Failure, Acute               | 
              | Liver Fibrosis use Liver Cirrhosis               | 
              | Liver Fluke use Fasciola hepatica               | 
              | Liver Function Tests               | 
              | Liver Glycogen               | 
              | Liver Injury, Drug-Induced use Drug-Induced Liver Injury               | 
              | Liver Injury, Drug-Induced, Chronic use Drug-Induced Liver Injury, Chronic               | 
              | Liver Microsomes use Microsomes, Liver               | 
              | Liver Mitochondria use Mitochondria, Liver               | 
              | Liver Neoplasms               | 
              | Liver Neoplasms, Experimental               | 
              | Liver Regeneration               | 
              | Liver Transplantation               | 
              | Liver, Artificial               | 
              | Liver-Wort use Hepatica triloba               | 
              | Liverleaf use Hepatica triloba               | 
              | Liverworts use Hepatophyta               | 
              | Livestock               | 
              | Livestock Industry               | 
              | Livestock Production use Livestock Industry               | 
              | Livestock Raising use Animal Husbandry               | 
              | Living Conditions use Social Conditions               | 
              | Living Donors               | 
              | Living Wills               | 
              | Livor Mortis use Postmortem Changes               | 
              | Lixiviated use Percolating Liquid               | 
              | Lixiviation use Percolation               | 
              | Lizard Tail use Anemopsis californica               | 
              | Lizards               | 
              | Ljungan Virus use Parechovirus               | 
              | Llamas use Camelids, New World               | 
              | LLC-PK1 Cells               | 
              | LLLT use Laser Therapy, Low-Level               | 
              | LMWH use Heparin, Low-Molecular-Weight               | 
              | Loa               | 
              | Loa loa use Loa               | 
              | Loaches use Cypriniformes               | 
              | Load-Bearing use Weight-Bearing               | 
              | Loaiasis use Loiasis               | 
              | Loasa tricolor               | 
              | Lobar Atrophy (Brain) use Pick Disease of the Brain               | 
              | Lobar Atrophy of the Brain use Pick Disease of the Brain               | 
              | Lobar Holoprosencephaly use Holoprosencephaly               | 
              | Lobar Pneumonia use Pneumonia               | 
              | Lobaria pulmonaria use Sticta pulmonaria               | 
              | Lobbying               | 
              | Lobelia               | 
              | Lobelia acetum               | 
              | Lobelia cardinalis               | 
              | Lobelia coerulea use Lobelia syphilitica               | 
              | Lobelia dortmanna               | 
              | Lobelia erinus               | 
              | Lobelia inflata               | 
              | Lobelia purpurascens               | 
              | Lobelia syphilitica               | 
              | Lobeline               | 
              | Lobelinum               | 
              | Loblolly Pine use Pinus taeda               | 
              | Lobopodia use Pseudopodia               | 
              | Lobosea               | 
              | Lobotomy use Psychosurgery               | 
              | Lobstein Disease use Osteogenesis Imperfecta               | 
              | Lobsters, Clawed use Nephropidae               | 
              | Lobsters, Spiny use Palinuridae               | 
              | Local Area Networks               | 
              | Local Building Material               | 
              | Local Committees for Emergencies               | 
              | Local Development               | 
              | Local Disease use Local Illness               | 
              | Local Government               | 
              | Local Health Systems               | 
              | Local Illness               | 
              | Local Lymph Node Assay               | 
              | Local Resources Uses               | 
              | Local Strategies               | 
              | Localization use Site Selection               | 
              | Location use Site Selection               | 
              | Location Directories and Signs               | 
              | Locked-In Syndrome use Quadriplegia               | 
              | Lockjaw use Trismus               | 
              | Locomotion               | 
              | Locomotion, Cell use Cell Movement               | 
              | Locomotor Activity use Motor Activity               | 
              | Locomotor Ataxia use Tabes Dorsalis               | 
              | Locoweed, White use Oxytropis               | 
              | Locus Coeruleus               | 
              | Locus Control Region               | 
              | Locus of Control use Internal-External Control               | 
              | Locust Tree use Acacia               | 
              | Locust, Black use Robinia               | 
              | Locusta migratoria               | 
              | Locusts use Grasshoppers               | 
              | Lod Score               | 
              | Lodged               | 
              | Lodging use Sheltering               | 
              | Loeffler Syndrome use Pulmonary Eosinophilia               | 
              | Loeffler's Endocarditis use Hypereosinophilic Syndrome               | 
              | Loeselia coccinea use Hoitzia coccinea               | 
              | Loeys-Dietz Aortic Aneurysm Syndrome use Loeys-Dietz Syndrome               | 
              | Loeys-Dietz Syndrome               | 
              | Lofepramine               | 
              | Log-Linear Models use Linear Models               | 
              | Loganiaceae               | 
              | Logic               | 
              | Logic, Fuzzy use Fuzzy Logic               | 
              | Logical Observation Identifiers Names and Codes               | 
              | Logistic Models               | 
              | Logistic Regression use Logistic Models               | 
              | Logistics               | 
              | Logit Models use Logistic Models               | 
              | Loiasis               | 
              | LOINC use Logical Observation Identifiers Names and Codes               | 
              | Loligo               | 
              | Lolium               | 
              | Lolium temulentum               | 
              | Loma               | 
              | Lomustine               | 
              | Lon Protease use Protease La               | 
              | London               | 
              | Loneliness               | 
              | Long Interspersed DNA Sequence Elements use Long Interspersed Nucleotide Elements               | 
              | Long Interspersed Nucleotide Elements               | 
              | Long QT Syndrome               | 
              | Long QT Syndrome 1 use Romano-Ward Syndrome               | 
              | Long Spined Thorn Apple use Datura ferox               | 
              | Long Terminal Repeat use Terminal Repeat Sequences               | 
              | Long Terminal Repeat, HIV use HIV Long Terminal Repeat               | 
              | Long-Acting Thyroid Stimulator               | 
              | Long-Chain Acyl CoA use Acyl Coenzyme A               | 
              | Long-Chain-Acyl-CoA Dehydrogenase use Acyl-CoA Dehydrogenase, Long-Chain               | 
              | Long-Evans Cinnamon Rats use Rats, Inbred LEC               | 
              | Long-Lasting Calcium Channels use Calcium Channels, L-Type               | 
              | Long-Nosed Potoroo use Potoroidae               | 
              | Long-Nosed Rat Kangaroo use Potoroidae               | 
              | Long-Term Care               | 
              | Long-Term Care Insurance use Insurance, Long-Term Care               | 
              | Long-term Effect               | 
              | Long-term Memory use Memory, Long-Term               | 
              | Long-Term Potentiation               | 
              | Long-Term Survivors use Survivors               | 
              | Long-Term Survivors, HIV use HIV Long-Term Survivors               | 
              | Long-Term Synaptic Depression               | 
              | Longevity               | 
              | Longitude use Geographic Longitude               | 
              | Longitudinal Ligaments               | 
              | Longitudinal Studies               | 
              | Longitudinal Wave use p Wave               | 
              | Lonicera               | 
              | Lonicera alba use Cahinca racemosa               | 
              | Lonicera caprifolium               | 
              | Lonicera pericylmenum               | 
              | Lonicera xylosteum               | 
              | Lontra use Otters               | 
              | Loofah use Luffa               | 
              | Loop Ileostomy use Ileostomy               | 
              | Loop of Henle               | 
              | Loose Anagen Hair Syndrome               | 
              | Loose Bodies, Joint use Joint Loose Bodies               | 
              | Loosestrife use Lythrum               | 
              | Loperamide               | 
              | Lophocebus use Cercocebus               | 
              | Lophophora williamsii use Anhalonium lewinii               | 
              | Lophophytum leandrii use Flor de piedra               | 
              | Lopramine use Lofepramine               | 
              | Loquat Tree use Eriobotrya               | 
              | Loquats use Eriobotrya               | 
              | Lorajmine use Ajmaline               | 
              | Loranthaceae               | 
              | Loratadine               | 
              | Lorazepam               | 
              | Lordosis               | 
              | Lords and Ladies use Arum maculatum               | 
              | Loris, Slow use Lorisidae               | 
              | Lorisidae               | 
              | Lorr's Inpatient Multidimensional Psychiatric Rating Scale use Psychiatric Status Rating Scales               | 
              | Los Angeles               | 
              | Losartan               | 
              | Loss of Heterozygosity               | 
              | Lost to Follow-Up               | 
              | Lot Quality Assurance Sampling               | 
              | Lotions for the Eye Area use Products for Eye Areas               | 
              | Lotus               | 
              | Lou Gehrig Disease use Amyotrophic Lateral Sclerosis               | 
              | Loudness Perception               | 
              | Loudness Recruitment use Hyperacusis               | 
              | Loudness Recruitment Detection use Recruitment Detection, Audiologic               | 
              | Louis-Bar Syndrome use Ataxia Telangiectasia               | 
              | Louisiana               | 
              | Louping Ill               | 
              | Louping ill virus use Encephalitis Viruses, Tick-Borne               | 
              | Lovage use Levisticum               | 
              | Lovage, Alpine use Ligusticum               | 
              | Lovastatin               | 
              | Love               | 
              | Love and Raleigh Waves use Surface Waves               | 
              | Love Vine use Clematis virginiana               | 
              | Love Waves use Surface Waves               | 
              | Lovebirds use Agapornis               | 
              | Low Back Pain               | 
              | Low Calorie Drinks use Dietetic Beverages               | 
              | Low Cardiac Output use Cardiac Output, Low               | 
              | Low Cardiac Output Syndrome use Cardiac Output, Low               | 
              | Low Cost use Low Cost Technology               | 
              | Low Cost Technology               | 
              | Low Density Lipoprotein-Related Proteins use LDL-Receptor Related Proteins               | 
              | Low Gravity use Hypogravity               | 
              | Low Molecular Weight Nuclear RNA use RNA, Small Nuclear               | 
              | Low Potencies               | 
              | Low Pressure               | 
              | Low Sperm Count use Oligospermia               | 
              | Low T3 Syndrome use Euthyroid Sick Syndromes               | 
              | Low Tension Glaucoma               | 
              | Low-Cost Housing               | 
              | Low-Cost Sewerage use Simplified Sewerage               | 
              | Low-Density Lipoprotein Receptor-Related Protein-2 use LDL-Receptor Related Protein 2               | 
              | Low-Density Lipoproteins use Lipoproteins, LDL               | 
              | Low-Income Population use Poverty               | 
              | Low-Molecular-Weight Heparin use Heparin, Low-Molecular-Weight               | 
              | Low-Molecular-Weight Kininogen use Kininogen, Low-Molecular-Weight               | 
              | Low-Protein Diet use Diet, Protein-Restricted               | 
              | Lowe Syndrome use Oculocerebrorenal Syndrome               | 
              | Lower Body Negative Pressure               | 
              | Lower Esophageal Sphincter use Esophageal Sphincter, Lower               | 
              | Lower Extremity               | 
              | Lower Extremity Deformities, Congenital               | 
              | Lower Gastrointestinal Tract               | 
              | Lower Jaw use Mandible               | 
              | Lower Limb Deformities, Congenital use Lower Extremity Deformities, Congenital               | 
              | Lower Nephron Nephrosis use Kidney Tubular Necrosis, Acute               | 
              | Lown-Ganong-Levine Syndrome               | 
              | Loxapine               | 
              | Loxapinsuccinate use Loxapine               | 
              | LSD use Lysergic Acid Diethylamide               | 
              | LST-1 Transport Protein use Organic Anion Transport Polypeptide C               | 
              | LTA4 use Leukotriene A4               | 
              | LTB4 use Leukotriene B4               | 
              | LTB4 Receptors use Receptors, Leukotriene B4               | 
              | LTC4 use Leukotriene C4               | 
              | LTD4 use Leukotriene D4               | 
              | LTE4 use Leukotriene E4               | 
              | Lubricant use Lubricants               | 
              | Lubricant Oils               | 
              | Lubricants               | 
              | Lubrication               | 
              | Lucanthone               | 
              | Lucensomycin               | 
              | Lucerne use Medicago sativa               | 
              | Luciferase use Luciferases               | 
              | Luciferases               | 
              | Luciferases, Bacterial               | 
              | Luciferases, Firefly               | 
              | Luciferases, Renilla               | 
              | Lucimycin use Lucensomycin               | 
              | Lucke Tumor Virus use Herpesvirus 1, Ranid               | 
              | Lucky Nut use Thevetia nerifolia               | 
              | Ludwig's Angina               | 
              | Ludwigia use Onagraceae               | 
              | Luesinum use Syphilinum               | 
              | Luetism use Syphilinism in Homeopathy               | 
              | Luffa               | 
              | Luffa actangula               | 
              | Luffa operculata               | 
              | Luffa purgans use Luffa operculata               | 
              | Luliberin use Gonadotropin-Releasing Hormone               | 
              | Luliberin Receptors use Receptors, LHRH               | 
              | Lumbago use Low Back Pain               | 
              | Lumbar Manipulation use Manipulation, Spinal               | 
              | Lumbar Osteoarthritis use Osteoarthritis, Spine               | 
              | Lumbar Plexus use Lumbosacral Plexus               | 
              | Lumbar Puncture use Spinal Puncture               | 
              | Lumbar Region use Lumbosacral Region               | 
              | Lumbar Vertebrae               | 
              | Lumbarsacral Spondylosis use Spondylosis               | 
              | Lumber Industry               | 
              | Lumbosacral Plexus               | 
              | Lumbosacral Region               | 
              | Lumbricus use Oligochaeta               | 
              | Lumbricus terrestris use Oligochaeta               | 
              | Lumicolchicines               | 
              | Luminescence               | 
              | Luminescence, Physical use Luminescence               | 
              | Luminescent Agents               | 
              | Luminescent Measurements               | 
              | Luminescent Proteins               | 
              | Luminol               | 
              | Lumpectomy use Mastectomy, Segmental               | 
              | Lumpy Skin Disease               | 
              | Lumpy skin disease virus               | 
              | Lunar Cycle use Moon               | 
              | Lunar Phases use Moon               | 
              | Lunate Bone               | 
              | Lundborg-Unverricht Syndrome use Unverricht-Lundborg Syndrome               | 
              | Lung               | 
              | Lung Abscess               | 
              | Lung Cancer use Lung Neoplasms               | 
              | Lung Capacities use Lung Volume Measurements               | 
              | Lung Capacity, Total use Total Lung Capacity               | 
              | Lung Collapse use Pulmonary Atelectasis               | 
              | Lung Compliance               | 
              | Lung Diseases               | 
              | Lung Diseases, Fungal               | 
              | Lung Diseases, Interstitial               | 
              | Lung Diseases, Obstructive               | 
              | Lung Diseases, Parasitic               | 
              | Lung Function Tests use Respiratory Function Tests               | 
              | Lung Inflammation use Pneumonia               | 
              | Lung Injury               | 
              | Lung Injury, Acute use Acute Lung Injury               | 
              | Lung Lavage use Bronchoalveolar Lavage               | 
              | Lung Lavage Fluid use Bronchoalveolar Lavage Fluid               | 
              | Lung Moss use Sticta pulmonaria               | 
              | Lung Neoplasms               | 
              | Lung Sounds use Respiratory Sounds               | 
              | Lung Transplantation               | 
              | Lung Volume Measurements               | 
              | Lung Volume Reduction use Pneumonectomy               | 
              | Lung Water, Extravascular use Extravascular Lung Water               | 
              | Lung, Hyperlucent               | 
              | Lungwort use Pulmonaria               | 
              | Lunumidella use Azadirachta indica               | 
              | Lupine use Lupinus               | 
              | Lupinus               | 
              | Lupulinum               | 
              | Lupulone use Lupulinum               | 
              | Lupulus humulus               | 
              | Lupus Anticoagulant use Lupus Coagulation Inhibitor               | 
              | Lupus Coagulation Inhibitor               | 
              | Lupus Erythematosus Disseminatus use Lupus Erythematosus, Systemic               | 
              | Lupus Erythematosus Profundus use Panniculitis, Lupus Erythematosus               | 
              | Lupus Erythematosus, Chronic Cutaneous use Lupus Erythematosus, Discoid               | 
              | Lupus Erythematosus, Cutaneous               | 
              | Lupus Erythematosus, Cutaneous, Chronic use Lupus Erythematosus, Discoid               | 
              | Lupus Erythematosus, Cutaneous, Subacute use Lupus Erythematosus, Cutaneous               | 
              | Lupus Erythematosus, Discoid               | 
              | Lupus Erythematosus, Subacute Cutaneous use Lupus Erythematosus, Cutaneous               | 
              | Lupus Erythematosus, Systemic               | 
              | Lupus Glomerulonephritis use Lupus Nephritis               | 
              | Lupus Nephritis               | 
              | Lupus Panniculitis use Panniculitis, Lupus Erythematosus               | 
              | Lupus Vasculitis, Central Nervous System               | 
              | Lupus Vulgaris               | 
              | Lurcher Mice use Mice, Neurologic Mutants               | 
              | Luria-Nebraska Neuropsychological Battery               | 
              | Luteal Cells               | 
              | Luteal Maintenance use Corpus Luteum Maintenance               | 
              | Luteal Phase               | 
              | Luteal Regression use Luteolysis               | 
              | Lutein               | 
              | Lutein Cells use Luteal Cells               | 
              | Luteinization               | 
              | Luteinizing Hormone               | 
              | Luteinizing Hormone Receptors use Receptors, LH               | 
              | Luteinizing Hormone, alpha Subunit use Glycoprotein Hormones, alpha Subunit               | 
              | Luteinizing Hormone, beta Subunit               | 
              | Luteinizing Hormone, Inappropriate Secretion use Hyperpituitarism               | 
              | Luteinizing Hormone-Releasing Hormone use Gonadotropin-Releasing Hormone               | 
              | Lutembacher Syndrome               | 
              | Luteolin               | 
              | Luteolysis               | 
              | Luteolytic Agents               | 
              | Luteoma               | 
              | Luteoviridae               | 
              | Luteovirus               | 
              | Lutetium               | 
              | Lutheran Blood-Group System               | 
              | Luting Agents use Dental Cements               | 
              | Lutra use Otters               | 
              | Lutropin use Luteinizing Hormone               | 
              | Lutropin Receptors use Receptors, LH               | 
              | Lutropin, beta Subunit use Luteinizing Hormone, beta Subunit               | 
              | Lutzomyia use Psychodidae               | 
              | Luxembourg               | 
              | Luzula vernalis use Juncus pilosus               | 
              | Ly Antigens use Antigens, Ly               | 
              | Lyases               | 
              | Lychee use Litchi               | 
              | Lychnis               | 
              | Lychnis githago use Agrostemma githago               | 
              | Lychnophora use Asteraceae               | 
              | Lycine use Betaine               | 
              | Lycium               | 
              | Lycopersicon esculentum               | 
              | Lycopodiaceae               | 
              | Lycopodium               | 
              | Lycopodium clavatum               | 
              | Lycopus               | 
              | Lycopus europaeus               | 
              | Lycopus virginicus               | 
              | Lycoremine use Galantamine               | 
              | Lycoris               | 
              | Lye               | 
              | Lyell's Syndrome use Epidermal Necrolysis, Toxic               | 
              | Lying use Deception               | 
              | Lyme Borreliosis use Lyme Disease               | 
              | Lyme Disease               | 
              | Lyme Disease Spirochete use Borrelia burgdorferi               | 
              | Lyme Disease Vaccines               | 
              | Lyme Neuroborreliosis               | 
              | Lymecycline               | 
              | Lymnaea               | 
              | Lymph               | 
              | Lymph Node Biopsy, Sentinel use Sentinel Lymph Node Biopsy               | 
              | Lymph Node Dissection use Lymph Node Excision               | 
              | Lymph Node Excision               | 
              | Lymph Node Hyperplasia, Giant use Giant Lymph Node Hyperplasia               | 
              | Lymph Node Syndrome, Mucocutaneous use Mucocutaneous Lymph Node Syndrome               | 
              | Lymph Nodes               | 
              | Lymphadenectomy use Lymph Node Excision               | 
              | Lymphadenitis               | 
              | Lymphadenitis, Histiocytic Necrotizing use Histiocytic Necrotizing Lymphadenitis               | 
              | Lymphadenitis, Tuberculous use Tuberculosis, Lymph Node               | 
              | Lymphadenopathy use Lymphatic Diseases               | 
              | Lymphadenopathy Syndrome use AIDS-Related Complex               | 
              | Lymphadenopathy, Immunoblastic use Immunoblastic Lymphadenopathy               | 
              | Lymphadenopathy-Associated Antibodies use HIV Antibodies               | 
              | Lymphadenopathy-Associated Antigens use HIV Antigens               | 
              | Lymphadenopathy-Associated Virus use HIV               | 
              | Lymphangiectasis               | 
              | Lymphangiectasis, Intestinal               | 
              | Lymphangioendothelioma use Lymphangioma               | 
              | Lymphangioendothelioma, Malignant use Lymphangiosarcoma               | 
              | Lymphangiogenesis               | 
              | Lymphangiography use Lymphography               | 
              | Lymphangioleiomyoma use Lymphangiomyoma               | 
              | Lymphangioleiomyomatosis               | 
              | Lymphangioma               | 
              | Lymphangioma, Cavernous use Lymphangioma               | 
              | Lymphangioma, Cystic               | 
              | Lymphangiomyoma               | 
              | Lymphangiosarcoma               | 
              | Lymphangitis               | 
              | Lymphapheresis use Leukapheresis               | 
              | Lymphatic Abnormalities               | 
              | Lymphatic Capillaries use Lymphatic Vessels               | 
              | Lymphatic Cyst use Lymphocele               | 
              | Lymphatic Diseases               | 
              | Lymphatic Endothelium use Endothelium, Lymphatic               | 
              | Lymphatic Filariasis use Elephantiasis, Filarial               | 
              | Lymphatic Irradiation               | 
              | Lymphatic Metastasis               | 
              | Lymphatic Radiation Therapy use Lymphatic Irradiation               | 
              | Lymphatic Stomata use Peritoneal Stomata               | 
              | Lymphatic System               | 
              | Lymphatic Temperament use Temperament               | 
              | Lymphatic Venules use Lymphatic Vessels               | 
              | Lymphatic Vessel Tumors               | 
              | Lymphatic Vessels               | 
              | Lymphatism use Lymphatic Diseases               | 
              | Lymphedema               | 
              | Lymphoblast Transformation use Lymphocyte Activation               | 
              | Lymphoblastic Leukemia use Precursor Cell Lymphoblastic Leukemia-Lymphoma               | 
              | Lymphoblastic Leukemia, Acute, T-Cell use Precursor T-Cell Lymphoblastic Leukemia-Lymphoma               | 
              | Lymphoblastic Lymphoma use Precursor Cell Lymphoblastic Leukemia-Lymphoma               | 
              | Lymphocele               | 
              | Lymphocryptovirus               | 
              | Lymphocystivirus use Iridoviridae               | 
              | Lymphocytapheresis use Leukapheresis               | 
              | Lymphocyte Activation               | 
              | Lymphocyte Antigen 96               | 
              | Lymphocyte Chemoattractant Factor use Interleukin-16               | 
              | Lymphocyte Cooperation               | 
              | Lymphocyte Count               | 
              | Lymphocyte Count, CD4 use CD4 Lymphocyte Count               | 
              | Lymphocyte Culture Test, Mixed               | 
              | Lymphocyte Depletion               | 
              | Lymphocyte Function Associated Antigen-3 use Antigens, CD58               | 
              | Lymphocyte Function-Associated Antigen-1               | 
              | Lymphocyte Homing Receptors use Receptors, Lymphocyte Homing               | 
              | Lymphocyte Immunophenotyping use Immunophenotyping               | 
              | Lymphocyte Mediators use Lymphokines               | 
              | Lymphocyte Mitogenic Factor use Interleukin-2               | 
              | Lymphocyte Pore-Forming Protein use Perforin               | 
              | Lymphocyte Specific Protein Tyrosine Kinase p56(lck)               | 
              | Lymphocyte Stimulation use Lymphocyte Activation               | 
              | Lymphocyte Stimulatory Antigens, Minor use Minor Lymphocyte Stimulatory Antigens               | 
              | Lymphocyte Stimulatory Loci, Minor use Minor Lymphocyte Stimulatory Loci               | 
              | Lymphocyte Subpopulations use Lymphocyte Subsets               | 
              | Lymphocyte Subsets               | 
              | Lymphocyte Subtyping use Immunophenotyping               | 
              | Lymphocyte Transformation use Lymphocyte Activation               | 
              | Lymphocyte Transfusion               | 
              | Lymphocyte-Activating Determinants use Minor Lymphocyte Stimulatory Antigens               | 
              | Lymphocyte-Activating Factor use Interleukin-1               | 
              | Lymphocytes               | 
              | Lymphocytes, Null               | 
              | Lymphocytes, Tumor-Infiltrating               | 
              | Lymphocytic Choriomeningitis               | 
              | Lymphocytic choriomeningitis virus               | 
              | Lymphocytic Leukemia use Leukemia, Lymphoid               | 
              | Lymphocytic Leukemia, Acute use Precursor Cell Lymphoblastic Leukemia-Lymphoma               | 
              | Lymphocytic Leukemia, Acute, B- and T-Cell use Leukemia, Biphenotypic, Acute               | 
              | Lymphocytic Leukemia, B-Cell use Leukemia, B-Cell               | 
              | Lymphocytic Leukemia, Chronic, B-Cell use Leukemia, Lymphocytic, Chronic, B-Cell               | 
              | Lymphocytic Leukemia, T-Cell use Leukemia, T-Cell               | 
              | Lymphocytic Leukemia, T-Cell, Acute use Precursor T-Cell Lymphoblastic Leukemia-Lymphoma               | 
              | Lymphocytic Lymphoma, Diffuse, Poorly-Differentiated use Lymphoma, Mantle-Cell               | 
              | Lymphocytoma use Pseudolymphoma               | 
              | Lymphocytopenia use Lymphopenia               | 
              | Lymphocytosis               | 
              | Lymphocytotoxic Antibodies use Antilymphocyte Serum               | 
              | Lymphogranuloma Inguinale use Lymphogranuloma Venereum               | 
              | Lymphogranuloma Venereum               | 
              | Lymphogranuloma, Malignant use Hodgkin Disease               | 
              | Lymphography               | 
              | Lymphohistiocytosis, Hemophagocytic               | 
              | Lymphoid Cells use Lymphocytes               | 
              | Lymphoid Enhancer-Binding Factor 1               | 
              | Lymphoid Hyperplasia, Reactive use Pseudolymphoma               | 
              | Lymphoid Irradiation use Lymphatic Irradiation               | 
              | Lymphoid Leukemia use Leukemia, Lymphoid               | 
              | Lymphoid Progenitor Cells               | 
              | Lymphoid Tissue               | 
              | Lymphokine-Activated Killer Cells use Killer Cells, Lymphokine-Activated               | 
              | Lymphokines               | 
              | Lymphoma               | 
              | Lymphoma L5178 use Leukemia L5178               | 
              | Lymphoma, AIDS-Related               | 
              | Lymphoma, B-Cell               | 
              | Lymphoma, B-Cell, Marginal Zone               | 
              | Lymphoma, Bovine use Enzootic Bovine Leukosis               | 
              | Lymphoma, Burkitt use Burkitt Lymphoma               | 
              | Lymphoma, Centrocytic Small-Cell use Lymphoma, Mantle-Cell               | 
              | Lymphoma, Extranodal NK-T-Cell               | 
              | Lymphoma, Follicular               | 
              | Lymphoma, Giant Follicular use Lymphoma, Follicular               | 
              | Lymphoma, Histiocytic, Diffuse use Lymphoma, Large B-Cell, Diffuse               | 
              | Lymphoma, HIV-Related use Lymphoma, AIDS-Related               | 
              | Lymphoma, Immunoblastic, Large-Cell use Lymphoma, Large-Cell, Immunoblastic               | 
              | Lymphoma, Large B-Cell, Diffuse               | 
              | Lymphoma, Large-Cell, Anaplastic               | 
              | Lymphoma, Large-Cell, Immunoblastic               | 
              | Lymphoma, Large-Cell, Ki-1 use Lymphoma, Large-Cell, Anaplastic               | 
              | Lymphoma, Lymphoblastic use Precursor Cell Lymphoblastic Leukemia-Lymphoma               | 
              | Lymphoma, Lymphocytic, Diffuse, Intermediate Differentiated use Lymphoma, Mantle-Cell               | 
              | Lymphoma, Lymphocytic, Diffuse, Poorly-Differentiated use Lymphoma, Mantle-Cell               | 
              | Lymphoma, Lymphocytic, Intermediate use Lymphoma, Mantle-Cell               | 
              | Lymphoma, Lymphoplasmacytoid use Waldenstrom Macroglobulinemia               | 
              | Lymphoma, Malignant use Lymphoma               | 
              | Lymphoma, Mantle-Cell               | 
              | Lymphoma, Mediterranean use Immunoproliferative Small Intestinal Disease               | 
              | Lymphoma, Mucosa-Associated Lymphoid Tissue use Lymphoma, B-Cell, Marginal Zone               | 
              | Lymphoma, Nodular use Lymphoma, Follicular               | 
              | Lymphoma, Non-Hodgkin               | 
              | Lymphoma, Primary Cutaneous Anaplastic Large Cell               | 
              | Lymphoma, Primary Effusion               | 
              | Lymphoma, Small Lymphocytic use Leukemia, Lymphocytic, Chronic, B-Cell               | 
              | Lymphoma, Small-Cell, Centrocytic use Lymphoma, Mantle-Cell               | 
              | Lymphoma, T-Cell               | 
              | Lymphoma, T-Cell, Cutaneous               | 
              | Lymphoma, T-Cell, Peripheral               | 
              | Lymphomatoid Granulomatosis               | 
              | Lymphomatoid Papulosis               | 
              | Lymphomatosis Virus, Avian use Avian leukosis virus               | 
              | Lymphopenia               | 
              | Lymphopoiesis               | 
              | Lymphoproliferative Disorders               | 
              | Lymphoproliferative Viruses use Gammaherpesvirinae               | 
              | Lymphosarcoma, Bovine use Enzootic Bovine Leukosis               | 
              | Lymphotoxin alpha1, beta2 Heterotrimer               | 
              | Lymphotoxin beta use Lymphotoxin-beta               | 
              | Lymphotoxin beta Receptor               | 
              | Lymphotoxin-alpha               | 
              | Lymphotoxin-beta               | 
              | Lynch Syndrome use Colorectal Neoplasms, Hereditary Nonpolyposis               | 
              | Lynch Syndrome II               | 
              | Lynestrenol               | 
              | Lyngbya Toxins               | 
              | Lynx               | 
              | Lyophilization use Freeze Drying               | 
              | Lypressin               | 
              | Lysergic Acid               | 
              | Lysergic Acid Diethylamide               | 
              | Lysergide use Lysergic Acid Diethylamide               | 
              | Lysichiton use Araceae               | 
              | Lysimachia use Primulaceae               | 
              | Lysimachia nummularia               | 
              | Lysine               | 
              | Lysine 2-Oxoglutarate Dioxygenase use Procollagen-Lysine, 2-Oxoglutarate 5-Dioxygenase               | 
              | Lysine alpha-Ketoglutarate Reductase Deficiency Disease use Hyperlysinemias               | 
              | Lysine Carboxypeptidase               | 
              | Lysine Hydroxylase use Procollagen-Lysine, 2-Oxoglutarate 5-Dioxygenase               | 
              | Lysine Vasopressin use Lypressin               | 
              | Lysine-Specific tRNA use RNA, Transfer, Lys               | 
              | Lysine-tRNA Ligase               | 
              | Lysinoalanine               | 
              | Lysobacter               | 
              | Lysogeny               | 
              | Lysolecithin Acyltransferase use 1-Acylglycerophosphocholine O-Acyltransferase               | 
              | Lysolecithinase use Lysophospholipase               | 
              | Lysolecithins use Lysophosphatidylcholines               | 
              | Lysophosphatidic Acid Receptor use Receptors, Lysophosphatidic Acid               | 
              | Lysophosphatidic Acid Receptors use Receptors, Lysophosphatidic Acid               | 
              | Lysophosphatidic Acids use Lysophospholipids               | 
              | Lysophosphatidylcholines               | 
              | Lysophospholipase               | 
              | Lysophospholipid Receptors use Receptors, Lysophospholipid               | 
              | Lysophospholipids               | 
              | Lysosomal alpha-1,4-Glucosidase Deficiency Disease use Glycogen Storage Disease Type II               | 
              | Lysosomal alpha-Glucosidase use alpha-Glucosidases               | 
              | Lysosomal alpha-Mannosidase use alpha-Mannosidase               | 
              | Lysosomal Elastase use Leukocyte Elastase               | 
              | Lysosomal Enzyme Disorders use Lysosomal Storage Diseases               | 
              | Lysosomal Membrane Proteins use Lysosome-Associated Membrane Glycoproteins               | 
              | Lysosomal Protective Protein use Cathepsin A               | 
              | Lysosomal Storage Diseases               | 
              | Lysosomal Storage Diseases, Nervous System               | 
              | Lysosomal-Associated Membrane Protein 1               | 
              | Lysosomal-Associated Membrane Protein 2               | 
              | Lysosome-Associated Membrane Glycoproteins               | 
              | Lysosomes               | 
              | Lysosphingolipid Receptors use Receptors, Lysosphingolipid               | 
              | Lysosphingolipids use Sphingolipids               | 
              | Lysostaphin               | 
              | Lysozyme use Muramidase               | 
              | Lyssavirus               | 
              | Lyssinum               | 
              | Lysuride Hydrogen Maleate use Lisuride               | 
              | Lysyl Bradykinin use Kallidin               | 
              | Lysyl Oxidase use Protein-Lysine 6-Oxidase               | 
              | Lysyl T RNA Synthetase use Lysine-tRNA Ligase               | 
              | Lytechinus               | 
              | Lythraceae               | 
              | Lythrum               | 
              | Lytta vesicatoria use Cantharis vesicatoria               | 
              | Lyxulose use Xylulose               |