subject frequency proportion Ecology 80 21.92% Evolutionary Studies 51 13.97% Zoology 50 13.7% Psychiatry and Psychology 41 11.23% Bioinformatics 38 10.41% Computational Biology 37 10.14% Molecular Biology 34 9.32% Biodiversity 33 9.04% Animal Behavior 32 8.77% Biochemistry 32 8.77% Neuroscience 29 7.95% Microbiology 28 7.67% Marine Biology 27 7.4% Public Health 25 6.85% Conservation Biology 24 6.58% Genomics 24 6.58% Genetics 23 6.3% Environmental Sciences 22 6.03% Cell Biology 21 5.75% Epidemiology 20 5.48% Infectious Diseases 18 4.93% Agricultural Science 17 4.66% Biophysics 17 4.66% Entomology 17 4.66% Plant Science 17 4.66% Paleontology 16 4.38% Computational Science 15 4.11% Statistics 15 4.11% Ecosystem Science 14 3.84% Biogeography 11 3.01% Taxonomy 11 3.01% Biotechnology 10 2.74% Neurology 10 2.74% Parasitology 10 2.74% Pediatrics 10 2.74% Pharmacology 10 2.74% Science and Medical Education 10 2.74% Veterinary Medicine 10 2.74% Anatomy and Physiology 9 2.47% Aquaculture 9 2.47% Ethical Issues 9 2.47% Immunology 9 2.47% Fisheries and Fish Science 8 2.19% Cognitive Disorders 8 2.19% Developmental Biology 8 2.19% Mathematical Biology 8 2.19% Bioengineering 7 1.92% Clinical Trials 7 1.92% Global Health 7 1.92% Oncology 7 1.92% Science Policy 7 1.92% Toxicology 7 1.92% Anaesthesiology and Pain Management 6 1.64% Diabetes and Endocrinology 6 1.64% Nutrition 6 1.64% Virology 6 1.64% Evidence Based Medicine 5 1.37% Radiology and Medical Imaging 5 1.37% Soil Science 5 1.37% Anthropology 4 1.1% Dermatology 4 1.1% Emergency and Critical Care 4 1.1% Gynecology and Obstetrics 4 1.1% Health Policy 4 1.1% Human-Computer Interaction 4 1.1% Human–Computer Interaction 4 1.1% Medical Genetics 4 1.1% Pathology 4 1.1% Dentistry 3 0.82% Drugs and Devices 3 0.82% HIV 3 0.82% Mycology 3 0.82% Nursing 3 0.82% Surgery and Surgical Specialties 3 0.82% Coupled Natural and Human Systems 2 0.55% Hematology 2 0.55% Histology 2 0.55% Internal Medicine 2 0.55% Translational Medicine 2 0.55% Allergy and Clinical Immunology 1 0.27% Cardiology 1 0.27% Child Health 1 0.27% Fisheries and Fish Science 1 0.27% Food Science and Technology 1 0.27% Gastroenterology and Hepatology 1 0.27% Geriatrics 1 0.27% Legal Issues 1 0.27% Metabolic Sciences 1 0.27% Orthopedics 1 0.27% Palliative Care 1 0.27% Respiratory Medicine 1 0.27%