2020 New MeSH Headings by Subcategory A01 Body Regions - Infratemporal Fossa - Jugular Foramina - Parapharyngeal Space A02 Musculoskeletal System - Infratemporal Fossa - Jugular Foramina - Mental Foramen - Parapharyngeal Space A08 Nervous System - Cerebellar Golgi Cells - Claustrum A10 Tissues - Interosseous Membrane A11 Cells - Bacterial Outer Membrane - Cerebellar Golgi Cells - Ribosomal Protein L10 A14 Stomatognathic System - Mental Foramen A20 Bacterial Structures - Bacterial Outer Membrane A21 Viral Structures - Occlusion Bodies, Viral B01 Eukaryota - Alouatta caraya - Araucaria - Araucaria araucana - Araucariaceae - Ateles geoffroyi - Callicebus - Cebus capucinus - Edible Insects - Galagidae - Indriidae - Ligularia - Macaca arctoides - Macaca fuscata - Pinales - Pomegranate - Presbytini - Sapajus - Sapajus apella - Securinega - Tithonia B03 Bacteria - Actinoplanes B04 Viruses - Nudiviridae C01 Infections - Vaccine-Preventable Diseases - Vector Borne Diseases C04 Neoplasms - Diffuse Intrinsic Pontine Glioma - Extranodal Extension C05 Musculoskeletal Diseases - Myotoxicity C06 Digestive System Diseases - Autoimmune Pancreatitis - Hepatic Infarction - Pancreaticobiliary Maljunction - Pancreatitis, Acute Hemorrhagic - Rumination Syndrome - Shwachman-Diamond Syndrome C07 Stomatognathic Diseases - Mandibular Nerve Injuries C08 Respiratory Tract Diseases - Asthma-Chronic Obstructive Pulmonary Disease Overlap Syndrome - Hamman-Rich Syndrome - Pulmonary Arterial Hypertension C09 Otorhinolaryngologic Diseases - Ototoxicity C10 Nervous System Diseases - Diffuse Intrinsic Pontine Glioma - Locked-In Syndrome - Mandibular Nerve Injuries - Myotoxicity - Optic Nerve Hypoplasia - Post-Cardiac Arrest Syndrome - Specific Language Disorder - Sudden Unexpected Death in Epilepsy - Synesthesia - Synucleinopathies - Toxic Optic Neuropathy C11 Eye Diseases - Birdshot Chorioretinopathy - Choroidal Effusions - Cyclodialysis Clefts - Familial Exudative Vitreoretinopathies - Meibomian Gland Dysfunction - Multifocal Choroiditis - Optic Nerve Hypoplasia - Retinal Arterial Macroaneurysm - Stargardt Disease - Toxic Optic Neuropathy - Uveal Effusion Syndrome - White Dot Syndromes C13 Female Urogenital Diseases and Pregnancy Complications - Obesity, Maternal - Shoulder Dystocia C14 Cardiovascular Diseases - Anomalous Left Coronary Artery - Congenitally Corrected Transposition of the Great Arteries - Post-Cardiac Arrest Syndrome - Retinal Arterial Macroaneurysm - Univentricular Heart C15 Hemic and Lymphatic Diseases - Bone Marrow Failure Disorders - Congenital Bone Marrow Failure Syndromes - Shwachman-Diamond Syndrome C16 Congenital, Hereditary, and Neonatal Diseases and Abnormalities - Anomalous Left Coronary Artery - Congenital Bone Marrow Failure Syndromes - Congenitally Corrected Transposition of the Great Arteries - Familial Exudative Vitreoretinopathies - Hereditary Complement Deficiency Diseases - Optic Nerve Hypoplasia - Pancreaticobiliary Maljunction - Primary Immunodeficiency Diseases - Stargardt Disease - Univentricular Heart C17 Skin and Connective Tissue Diseases - Chronic Urticaria C18 Nutritional and Metabolic Diseases - Obesity, Maternal - Shwachman-Diamond Syndrome - Synucleinopathies C20 Immune System Diseases - Asthma-Chronic Obstructive Pulmonary Disease Overlap Syndrome - Autoimmune Pancreatitis - Birdshot Chorioretinopathy - Chronic Urticaria - Hereditary Complement Deficiency Diseases - Primary Immunodeficiency Diseases C23 Pathological Conditions, Signs and Symptoms - Cytokine Release Syndrome - Extranodal Extension - Hepatic Infarction - Locked-In Syndrome - Myotoxicity - Obesity, Maternal - Opioid-Induced Constipation - Ototoxicity - Post-Cardiac Arrest Syndrome - Postoperative Cognitive Complications - Specific Language Disorder - Squamous Intraepithelial Lesions - Sudden Unexpected Death in Epilepsy - Toxic Optic Neuropathy - Undiagnosed Diseases C25 Chemically-Induced Disorders - Myotoxicity - Narcotic-Related Disorders - Opioid-Induced Constipation - Ototoxicity - Toxic Optic Neuropathy C26 Wounds and Injuries - Accidental Injuries - Mandibular Nerve Injuries - Myotoxicity - Ototoxicity - Toxic Optic Neuropathy D01 Inorganic Chemicals - Shape Memory Alloys D02 Organic Chemicals - Acyclic Monoterpenes - Ado-Trastuzumab Emtansine - Allylbenzene Derivatives - Bicyclic Monoterpenes - Calicheamicins - Cyclams - Cyclohexane Monoterpenes - Cyclopentane Monoterpenes - Cymenes - Dihydrostilbenoids - Monocyclic Sesquiterpenes - Monoterpene Aldehydes and Ketones - Organoiron Compounds - Polycyclic Sesquiterpenes - Polyprenols - Sennosides - Stilbestrols - Trichothecenes, Type A - Trichothecenes, Type B - Trichothecenes, Type C D03 Heterocyclic Compounds - 8-Hydroxy-2'-Deoxyguanosine - Duocarmycins D04 Polycyclic Compounds - Ado-Trastuzumab Emtansine - Cyclams - Polycyclic Sesquiterpenes - Trichothecenes, Type A - Trichothecenes, Type B - Trichothecenes, Type C D05 Macromolecular Substances - Formins - Microgels - Microplastics - Myosin VIIa - Nanogels - Shape Memory Alloys - Smart Materials - Stimuli Responsive Polymers D08 Enzymes and Coenzymes - Aldehyde Dehydrogenase 1 - CSK Tyrosine-Protein Kinase - Cyclophilin D - Fatty Acid Elongases - Germinal Center Kinases - Gingipain Cysteine Endopeptidases - Lactate Dehydrogenase 5 - Myosin VIIa - Phospholipid Hydroperoxide Glutathione Peroxidase - Protein-Arginine Deiminase Type 1 - Protein-Arginine Deiminase Type 2 - Protein-Arginine Deiminase Type 3 - Protein-Arginine Deiminase Type 4 - Protein-Arginine Deiminase Type 6 - Pyruvate Dehydrogenase (Acetyl-Transferring) Kinase - SecA Proteins D09 Carbohydrates - Calicheamicins - Gemtuzumab - Inotuzumab Ozogamicin - Sennosides D12 Amino Acids, Peptides, and Proteins - Ado-Trastuzumab Emtansine - Animal Proteins, Dietary - B-Cell Lymphoma 3 Protein - Brentuximab Vedotin - Broadly Neutralizing Antibodies - Copper Transport Proteins - Copper Transporter 1 - Formins - Gemtuzumab - Heme-Binding Proteins - Heterogeneous Nuclear Ribonucleoprotein D0 - Homeobox A10 Proteins - Inotuzumab Ozogamicin - Myosin VIIa - Nucleobindins - Potassium Channels, Sodium-Activated - SLC31 Proteins - Sphingosine Phosphorylcholine Receptors - Sphingosine-1-Phosphate Receptors - WAP Four-Disulfide Core Domain Protein 2 D13 Nucleic Acids, Nucleotides, and Nucleosides - 8-Hydroxy-2'-Deoxyguanosine - Environmental DNA - RNA, Circular D20 Complex Mixtures - Biosolids - Microgels - Nanogels - Sand - Sennosides D23 Biological Factors - Allergoids - Sialyl Lewis X Antigen - Trichothecenes, Type A - Trichothecenes, Type B - Trichothecenes, Type C D25 Biomedical and Dental Materials - Microgels - Microplastics - Nanogels - Shape Memory Alloys - Smart Materials - Stimuli Responsive Polymers D26 Pharmaceutical Preparations - E-Cigarette Vapor - Microgels - Vaccine Excipients D27 Chemical Actions and Uses - Contraceptive Agents, Hormonal - Neurosteroids - Phosphoinositide-3 Kinase Inhibitors - Shape Memory Alloys - Smart Materials - Sphingosine 1 Phosphate Receptor Modulators - Stimuli Responsive Polymers - Tumor Necrosis Factor Inhibitors - Vaccine Excipients E01 Diagnosis - Cardio Ankle Vascular Index - Carotid-Femoral Pulse Wave Velocity - Hair Analysis - Lymph Node Ratio - Microwave Imaging - Multiparametric Magnetic Resonance Imaging - Noninvasive Prenatal Testing - Obesity, Maternal - Perfusion Index E02 Therapeutics - Continuous Renal Replacement Therapy - Cupping Therapy - Dry Needling - Dual Anti-Platelet Therapy - Duration of Therapy - Hormonal Contraception - Hybrid Renal Replacement Therapy - Intermittent Renal Replacement Therapy - Involuntary Commitment - Rapid Sequence Induction and Intubation - Shared Medical Appointments E04 Surgical Procedures, Operative - Continuous Renal Replacement Therapy - Enhanced Recovery After Surgery - Hybrid Renal Replacement Therapy - Intermittent Renal Replacement Therapy - Maze Procedure - Open Abdomen Techniques E05 Investigative Techniques - Cell Encapsulation - Cell Line Authentication - Chromatin Immunoprecipitation Sequencing - Chronic Disease Indicators - Clinical Decision Rules - Early Warning Score - Genetic Introgression - Hair Analysis - Hot Melt Extrusion Technology - Hydrogen Deuterium Exchange-Mass Spectrometry - Lymph Node Ratio - Nanopore Sequencing - Noninvasive Prenatal Testing - Observational Studies, Veterinary as Topic - RNA-Seq - Rapid Sequence Induction and Intubation - Single-Case Studies as Topic - Sino-Nasal Outcome Test - Wastewater-Based Epidemiological Monitoring E07 Equipment and Supplies - Smart Glasses F01 Behavior and Behavior Mechanisms - Body Dissatisfaction - Demoralization - Emotional Regulation - Empowerment - Food Fussiness - Psychological Distress - Scope of Practice - Social Integration - Suicide, Completed - Weight Prejudice F02 Psychological Phenomena - Decision Making, Shared - Historical Trauma F03 Mental Disorders - Avoidant Restrictive Food Intake Disorder - Body Integrity Identity Disorder - Diabulimia - Globus Sensation - Historical Trauma - Narcotic-Related Disorders - Opioid-Induced Constipation - Postoperative Cognitive Complications - Relative Energy Deficiency in Sport - Rumination Syndrome F04 Behavioral Disciplines and Activities - Interpersonal Psychotherapy - Psychology, Positive G01 Physical Phenomena - Myotoxicity - Ototoxicity - Sand - Sea Level Rise - Toxic Optic Neuropathy G02 Chemical Phenomena - R-Loop Structures G03 Metabolism - Bioaccumulation G04 Cell Physiological Phenomena - Autophagic Cell Death - Chaperone-Mediated Autophagy - Ferroptosis - Immunogenic Cell Death - Macroautophagy - Microautophagy - Mitochondrial Transmembrane Permeability-Driven Necrosis - Necroptosis - Parthanatos - Regulated Cell Death G05 Genetic Phenomena - Codon Usage - Epigenome - Genetic Introgression - R-Loop Structures G07 Physiological Phenomena - Animal Proteins, Dietary - Artificially Sweetened Beverages - Bioaccumulation - Drug Collateral Sensitivity - Edible Insects - Obesity, Maternal - Pork Meat - Salads - Sugar-Sweetened Beverages G08 Reproductive and Urinary Physiological Phenomena - Twinning, Dizygotic - Twinning, Embryonic G16 Biological Phenomena - Brain Regeneration - Extreme Hot Weather - Extreme Weather - Sand - Sea Level Rise H01 Natural Science Disciplines - Cheminformatics - Citizen Science - Computational Chemistry - Environmental Science - Forensic Entomology - Lipidomics - Phenomics - Space Research H02 Health Occupations - Evidence-Based Pharmacy Practice - Perioperative Medicine I01 Social Sciences - Forensic Entomology - Legal Epidemiology - National Program of Cancer Registries - Public Nondiscrimination Policies - Right to Health - Right to Work - Sino-Japanese War - Suicide, Completed - Universal Design I03 Human Activities - Cricket Sport - Decision Making, Shared - Horticulture J01 Technology, Industry, and Agriculture - Disruptive Technology - Edible Films - Famine - Horticulture - Hot Melt Extrusion Technology - Microgels - Microplastics - Multifunctional Nanoparticles - Nanogels - Shape Memory Alloys - Smart Materials - Stimuli Responsive Polymers - Universal Design J02 Food and Beverages - Animal Proteins, Dietary - Artificially Sweetened Beverages - Edible Insects - Pork Meat - Salads - Sugar-Sweetened Beverages K01 Humanities - Relational Autonomy - Sino-Japanese War L01 Information Science - Ambient Intelligence - Augmented Reality - Blockchain - Cheminformatics - Clinical Decision Rules - Data Management - Fictional Works as Topic - Internet of Things - Internet-Based Intervention - Limited English Proficiency - Smart Glasses M01 Persons - Atomic Bomb Survivors - Indigenous Peoples - Intersex Persons - Para-Athletes N01 Population Characteristics - Military Health N02 Health Care Facilities, Manpower, and Services - Duration of Therapy - Fertility Clinics - Military Health Services - Missed Diagnosis - Noninvasive Prenatal Testing - Quaternary Prevention - School Mental Health Services - Veterans Health Services N03 Health Care Economics and Organizations - Citizen Science - Community-Based Health Insurance - National Program of Cancer Registries - Right to Health - Right to Work - Sino-Nasal Outcome Test - Universal Health Care N04 Health Services Administration - Blockchain - Learning Health System - Military Health Services - Quaternary Prevention - Right to Health - School Mental Health Services - Shared Medical Appointments - Sino-Nasal Outcome Test - Universal Health Care - Veterans Health Services N05 Health Care Quality, Access, and Evaluation - Chronic Disease Indicators - Early Warning Score - Learning Health System - Observational Studies, Veterinary as Topic - Public Reporting of Healthcare Data - Quaternary Prevention - Relational Autonomy - Single-Case Studies as Topic - Sino-Nasal Outcome Test N06 Environment and Public Health - Biological Monitoring - Chronic Disease Indicators - Early Warning Score - Environmental Indicators - Exposome - Extreme Weather - Legal Epidemiology - Observational Studies, Veterinary as Topic - Opioid Epidemic - Quaternary Prevention - Sand - Single-Case Studies as Topic - Sino-Nasal Outcome Test - Wastewater-Based Epidemiological Monitoring - Water Decolorization V02 Publication Formats - Movable Books V03 Study Characteristics - Randomized Controlled Trial, Veterinary