| 1 | Biology | 3,093 | 808.2K | 69 | 19 |
| 2 | Physics | 1,610 | 655.2K | 254 | 28 |
| 3 | Science | 1,585 | 642.1K | 190 | 30 |
| 4 | Natural history | 917 | 600.8K | 50 | 11 |
| 5 | Molecular Biology | 1,619 | 192.3K | 116 | 49 |
| 6 | Cytology | 897 | 142.0K | 66 | 50 |
| 7 | Biochemistry | 1,242 | 137.9K | 291 | 78 |
| 8 | Cell Biology | 738 | 135.3K | 70 | 51 |
| 9 | Human genetics | 542 | 117.2K | 32 | 37 |
| 10 | Virology | 521 | 91.5K | 77 | 54 |
| 11 | Medicine | 821 | 71.1K | 383 | 206 |
| 12 | Chemistry | 848 | 66.4K | 476 | 309 |
| 13 | Genetics | 657 | 65.1K | 80 | 63 |
| 14 | Bacteriology | 327 | 60.6K | 36 | 9 |
| 15 | Neurology | 441 | 59.0K | 340 | 156 |
| 16 | Immunology | 541 | 53.9K | 148 | 79 |
| 17 | Medical genetics | 586 | 46.2K | 56 | 51 |
| 18 | Developmental Biology | 481 | 43.9K | 44 | 38 |
| 19 | Microbiology | 390 | 43.1K | 410 | 214 |
| 20 | Immunity | 256 | 40.9K | 56 | 55 |
| 21 | Crystallography | 67 | 32.0K | 202 | 14 |
| 22 | X-ray crystallography | 50 | 31.4K | 52 | 8 |
| 23 | Molecular structure | 263 | 31.0K | 26 | 13 |
| 24 | nucleic acids | 290 | 30.0K | 30 | 42 |
| 25 | Research | 434 | 27.0K | 497 | 317 |
| 26 | Cytogenetics | 255 | 26.6K | 31 | 33 |
| 27 | Immune system | 93 | 22.4K | 56 | 41 |
| 28 | Cell differentiation | 247 | 21.6K | 54 | 60 |
| 29 | Hematology | 309 | 20.6K | 209 | 139 |
| 30 | Embryology | 245 | 20.2K | 53 | 48 |
| 31 | Psychiatry | 224 | 19.8K | 324 | 209 |
| 32 | Anatomy | 235 | 19.3K | 63 | 47 |
| 33 | United Kingdom | 108 | 19.2K | 106 | 14 |
| 34 | Growth | 218 | 19.2K | 47 | 55 |
| 35 | Cancer | 181 | 18.8K | 322 | 158 |
| 36 | Nutrition | 269 | 16.8K | 209 | 138 |
| 37 | Metabolic diseases | 81 | 15.9K | 327 | 118 |
| 38 | Public Health | 292 | 15.2K | 320 | 239 |
| 39 | Mental Disorders | 160 | 15.1K | 235 | 129 |
| 40 | genome | 156 | 14.7K | 52 | 69 |
| 41 | Obesity | 133 | 14.5K | 144 | 43 |
| 42 | Cell metabolism | 35 | 13.8K | 53 | 27 |
| 43 | Homeostasis | 34 | 13.8K | 39 | 27 |
| 44 | Diet | 170 | 13.1K | 110 | 71 |
| 45 | Neuropsychology | 11 | 12.8K | 1163 | 58 |
| 46 | Immunotherapy | 78 | 12.7K | 159 | 52 |
| 47 | Biotechnology | 102 | 11.3K | 1014 | 496 |
| 48 | Biophysics | 179 | 11.3K | 708 | 398 |
| 49 | gene mapping | 188 | 11.1K | 59 | 80 |
| 50 | Oncology | 52 | 11.0K | 369 | 168 |
| 51 | Mental illness | 101 | 10.8K | 185 | 92 |
| 52 | Epidemiology | 225 | 10.7K | 223 | 172 |
| 53 | Microscopy | 71 | 10.2K | 137 | 12 |
| 54 | Developmental Genetics | 105 | 10.2K | 39 | 52 |
| 55 | Neurons | 57 | 10.2K | 83 | 101 |
| 56 | viruses | 207 | 10.2K | 79 | 111 |
| 57 | Host-parasite interactions | 103 | 9.7K | 69 | 65 |
| 58 | Genomics | 217 | 9.4K | 129 | 125 |
| 59 | Allergy | 64 | 9.1K | 140 | 103 |
| 60 | Nervous system | 77 | 9.0K | 320 | 168 |
| 61 | Genetic regulation | 73 | 8.8K | 80 | 69 |
| 62 | Diabetes | 77 | 8.8K | 284 | 155 |
| 63 | Gene expression regulation | 71 | 8.7K | 59 | 55 |
| 64 | Biochemical Engineering | 50 | 8.5K | 692 | 317 |
| 65 | Diabetes mellitus | 71 | 8.3K | 280 | 149 |
| 66 | Bioengineering | 41 | 8.2K | 1130 | 415 |
| 67 | Pharmacology | 67 | 8.1K | 1212 | 475 |
| 68 | Computational Biology | 139 | 8.0K | 183 | 178 |
| 69 | Virulence | 95 | 7.9K | 66 | 69 |
| 70 | viral genetics | 52 | 7.7K | 42 | 55 |
| 71 | Endocrinology | 80 | 7.2K | 507 | 348 |
| 72 | Chromosome mapping | 144 | 7.0K | 60 | 78 |
| 73 | cell physiology | 87 | 6.7K | 129 | 112 |
| 74 | Pathology | 89 | 6.7K | 294 | 190 |
| 75 | Bioinformatics | 109 | 6.5K | 158 | 169 |
| 76 | Pharmaceutical Chemistry | 61 | 6.2K | 847 | 339 |
| 77 | Oncogenes | 79 | 6.1K | 105 | 112 |
| 78 | Neurobiology | 58 | 5.8K | 313 | 194 |
| 79 | Pediatric Neurology | 35 | 5.8K | 195 | 121 |
| 80 | Metabolism | 129 | 5.7K | 296 | 355 |
| 81 | Neurophysiology | 58 | 5.5K | 598 | 412 |
| 82 | Bioorganic chemistry | 57 | 5.2K | 531 | 200 |
| 83 | proteins | 80 | 5.1K | 214 | 128 |
| 84 | Immunogenetics | 48 | 4.8K | 50 | 14 |
| 85 | Antigens | 51 | 4.6K | 71 | 23 |
| 86 | gene therapy | 61 | 4.3K | 91 | 68 |
| 87 | Aging | 60 | 4.1K | 507 | 288 |
| 88 | Physical Chemistry | 36 | 4.0K | 603 | 244 |
| 89 | DNA polymerases | 42 | 4.0K | 44 | 82 |
| 90 | Organic Chemistry | 34 | 4.0K | 1082 | 347 |
| 91 | Physiology | 75 | 3.9K | 761 | 582 |
| 92 | Cardiovascular system | 41 | 3.9K | 343 | 288 |
| 93 | Psychopharmacology | 49 | 3.9K | 252 | 184 |
| 94 | Histology | 54 | 3.9K | 298 | 159 |
| 95 | protein | 53 | 3.8K | 152 | 102 |
| 96 | Medical innovations | 31 | 3.8K | 144 | 126 |
| 97 | Hypertension | 37 | 3.7K | 373 | 287 |
| 98 | Genetic engineering | 68 | 3.6K | 206 | 190 |
| 99 | free radicals | 47 | 3.6K | 161 | 134 |
| 100 | Ecology | 37 | 3.6K | 1967 | 1269 |
| 101 | drug development | 29 | 3.5K | 154 | 120 |
| 102 | Genetic therapy | 46 | 3.5K | 145 | 77 |
| 103 | Memory | 58 | 3.2K | 306 | 208 |
| 104 | Visual Perception | 57 | 3.2K | 255 | 146 |
| 104 | Attention | 57 | 3.2K | 272 | 156 |
| 104 | Perception | 57 | 3.2K | 318 | 197 |
| 107 | Signal Transduction | 19 | 3.2K | 482 | 137 |
| 108 | enzymes | 61 | 3.1K | 135 | 97 |
| 109 | Meteorology | 46 | 3.1K | 489 | 395 |
| 110 | Bacterial infections | 28 | 3.0K | 129 | 110 |
| 111 | Clinical Chemistry | 32 | 2.9K | 840 | 421 |
| 112 | Stem cells | 58 | 2.9K | 211 | 190 |
| 113 | Cell death | 31 | 2.8K | 271 | 223 |
| 114 | Psychophysiology | 26 | 2.8K | 945 | 537 |
| 115 | mycoses | 21 | 2.8K | 163 | 104 |
| 116 | Molecular Microbiology | 32 | 2.7K | 194 | 172 |
| 117 | transport vesicles | 3 | 2.7K | 233 | 229 |
| 118 | Geriatrics | 44 | 2.7K | 650 | 377 |
| 119 | Health Policy | 60 | 2.6K | 337 | 223 |
| 120 | Neurochemistry | 44 | 2.6K | 579 | 443 |
| 121 | Molecular evolution | 61 | 2.4K | 162 | 248 |
| 122 | Brain | 39 | 2.4K | 729 | 537 |
| 123 | Nanotechnology | 46 | 2.4K | 1461 | 1229 |
| 124 | Pediatrics | 31 | 2.3K | 624 | 436 |
| 125 | Oxidation-reduction | 24 | 2.3K | 130 | 110 |
| 126 | Liver diseases | 29 | 2.2K | 407 | 383 |
| 127 | Cognitive neuroscience | 10 | 2.2K | 505 | 241 |
| 128 | Disease | 4 | 2.1K | 247 | 186 |
| 129 | Molecular cloning | 36 | 2.1K | 208 | 131 |
| 129 | Genetic recombination | 36 | 2.1K | 199 | 124 |
| 129 | Recombinant DNA | 36 | 2.1K | 242 | 140 |
| 132 | Hormones | 24 | 2.1K | 368 | 174 |
| 133 | Chromosomes | 38 | 2.1K | 121 | 93 |
| 134 | Medical Oncology | 30 | 2.1K | 463 | 331 |
| 135 | diseases | 2 | 2.1K | 425 | 192 |
| 136 | Toxicology | 23 | 2.1K | 1856 | 977 |
| 137 | biological evolution | 35 | 2.0K | 535 | 540 |
| 138 | Biomolecules | 11 | 1.9K | 144 | 41 |
| 138 | Structure-activity relationship | 11 | 1.9K | 92 | 30 |
| 140 | Microbial Ecology | 15 | 1.9K | 1015 | 614 |
| 141 | Systems Biology | 62 | 1.9K | 124 | 128 |
| 142 | Cognitive Science | 8 | 1.9K | 822 | 262 |
| 143 | Psychology | 41 | 1.9K | 1259 | 956 |
| 144 | Radiography | 12 | 1.8K | 351 | 181 |
| 145 | Antioxidants | 15 | 1.8K | 208 | 109 |
| 146 | Botany | 14 | 1.8K | 2015 | 1047 |
| 147 | Health promotion | 26 | 1.8K | 346 | 198 |
| 148 | Proteome | 32 | 1.7K | 211 | 202 |
| 149 | Plants | 11 | 1.7K | 1129 | 516 |
| 150 | Diagnostic microbiology | 17 | 1.7K | 473 | 361 |
| 151 | Diagnostic Imaging | 37 | 1.7K | 435 | 333 |
| 152 | cell membrane | 25 | 1.7K | 131 | 95 |
| 153 | human behavior | 22 | 1.7K | 770 | 647 |
| 154 | Bioenergetics | 24 | 1.7K | 173 | 117 |
| 154 | Energy metabolism | 24 | 1.7K | 147 | 104 |
| 156 | Immunopathology | 55 | 1.7K | 165 | 205 |
| 157 | Cerebral cortex | 25 | 1.7K | 251 | 212 |
| 158 | Randomized Controlled Trials | 63 | 1.6K | 82 | 61 |
| 159 | Vaccines | 53 | 1.6K | 284 | 311 |
| 160 | mammals | 53 | 1.6K | 82 | 78 |
| 161 | Reproduction | 34 | 1.6K | 604 | 448 |
| 162 | brain mapping | 10 | 1.6K | 316 | 128 |
| 163 | Medical Microbiology | 36 | 1.5K | 579 | 663 |
| 164 | Environmental Health | 22 | 1.5K | 2059 | 1477 |
| 165 | Leukemia | 30 | 1.5K | 274 | 320 |
| 166 | Tropical Medicine | 45 | 1.5K | 257 | 182 |
| 167 | Behavior | 22 | 1.4K | 1074 | 869 |
| 168 | Schizophrenia | 32 | 1.4K | 248 | 235 |
| 169 | rare diseases | 12 | 1.4K | 234 | 62 |
| 170 | Infections | 23 | 1.4K | 272 | 263 |
| 171 | infection | 18 | 1.4K | 583 | 350 |
| 172 | Molecular Genetics | 33 | 1.4K | 459 | 529 |
| 173 | Membranes | 22 | 1.3K | 623 | 485 |
| 174 | nuclear magnetic resonance | 26 | 1.3K | 330 | 188 |
| 175 | RNA | 25 | 1.3K | 85 | 86 |
| 176 | Bones | 35 | 1.3K | 117 | 183 |
| 177 | Therapeutics | 28 | 1.3K | 432 | 427 |
| 178 | Malaria | 29 | 1.2K | 142 | 105 |
| 179 | Biodiversity | 13 | 1.2K | 1031 | 569 |
| 180 | Muscles | 20 | 1.2K | 231 | 171 |
| 181 | Transplantation | 20 | 1.2K | 393 | 360 |
| 182 | alcoholism | 29 | 1.2K | 393 | 349 |
| 183 | Analytical Biochemistry | 17 | 1.2K | 623 | 286 |
| 183 | Nutrition physiology | 26 | 1.2K | 112 | 109 |
| 185 | Physical fitness | 13 | 1.2K | 445 | 183 |
| 186 | drug addiction | 27 | 1.1K | 305 | 290 |
| 187 | Bone diseases | 14 | 1.1K | 110 | 122 |
| 188 | Osteoporosis | 15 | 1.1K | 53 | 23 |
| 189 | Critical Care | 16 | 1.1K | 628 | 603 |
| 189 | Critical Care Medicine | 16 | 1.1K | 602 | 599 |
| 191 | Medical Laboratory Science | 33 | 1.0K | 516 | 695 |
| 192 | behavioral medicine | 13 | 1.0K | 516 | 370 |
| 193 | Food | 30 | 1.0K | 884 | 893 |
| 193 | disease outbreaks | 28 | 1.0K | 72 | 96 |
| 195 | Analytical Chemistry | 22 | 1.0K | 1899 | 1477 |
| 196 | Neuroimmunology | 7 | 1.0K | 371 | 169 |
| 197 | Biometrics | 30 | 1.0K | 263 | 237 |
| 198 | Evolution | 29 | 1.0K | 541 | 660 |
| 199 | Magnetic Resonance Spectroscopy | 17 | 1.0K | 473 | 240 |
| 200 | Epidemics | 25 | 996 | 81 | 99 |
| 201 | Psychoneuroimmunology | 6 | 988 | 371 | 152 |
| 202 | Parasitic Diseases | 24 | 938 | 628 | 535 |
| 203 | Medical Physics | 16 | 916 | 718 | 538 |
| 204 | Child psychology | 22 | 915 | 462 | 511 |
| 205 | Biological Systems | 20 | 914 | 106 | 67 |
| 206 | mutagens | 16 | 906 | 269 | 249 |
| 207 | Parasitology | 31 | 897 | 676 | 612 |
| 208 | Neurosurgery | 18 | 891 | 328 | 283 |
| 209 | heredity | 13 | 889 | 232 | 87 |
| 210 | Carcinogenesis | 14 | 887 | 359 | 269 |
| 211 | Endocrine glands | 8 | 882 | 99 | 86 |
| 212 | Sarcopenia | 11 | 879 | 99 | 78 |
| 213 | Oxidative stress | 16 | 866 | 358 | 343 |
| 214 | Genetic epidemiology | 11 | 864 | 114 | 55 |
| 215 | Immunochemistry | 16 | 863 | 281 | 152 |
| 216 | Proteomics | 20 | 861 | 278 | 290 |
| 216 | carcinogens | 12 | 861 | 399 | 263 |
| 218 | Industrial Microbiology | 21 | 859 | 569 | 647 |
| 218 | health behavior | 14 | 859 | 350 | 216 |
| 220 | Statistics | 33 | 858 | 807 | 664 |
| 221 | Biomedical Engineering | 18 | 856 | 2296 | 1726 |
| 222 | nuclear magnetic resonance spectroscopy | 15 | 843 | 263 | 116 |
| 223 | Lipids | 11 | 800 | 615 | 417 |
| 224 | Nuclear Medicine | 24 | 787 | 281 | 294 |
| 225 | Community Psychiatry | 6 | 773 | 652 | 260 |
| 225 | Psychiatric Epidemiology | 6 | 773 | 298 | 120 |
| 227 | cell interaction | 28 | 768 | 231 | 345 |
| 228 | Child | 19 | 762 | 881 | 637 |
| 229 | Metastasis | 4 | 756 | 116 | 63 |
| 230 | DNA repair | 19 | 737 | 50 | 57 |
| 231 | Pharmacogenetics | 28 | 724 | 180 | 296 |
| 232 | Molecular Imaging | 15 | 707 | 240 | 235 |
| 233 | Antibodies | 21 | 699 | 136 | 160 |
| 234 | Parasites | 24 | 697 | 432 | 404 |
| 235 | Autoimmunity | 8 | 691 | 387 | 264 |
| 236 | Image Processing | 7 | 687 | 1532 | 791 |
| 237 | Europe | 36 | 681 | 819 | 863 |
| 238 | plant molecular biology | 11 | 676 | 784 | 802 |
| 238 | Alzheimer's disease | 31 | 676 | 475 | 398 |
| 240 | miniaturization | 10 | 646 | 1038 | 877 |
| 241 | Child Development | 15 | 639 | 820 | 708 |
| 242 | Hemodynamics | 6 | 638 | 407 | 281 |
| 243 | Autoantibodies | 7 | 633 | 320 | 155 |
| 243 | Autoimmune diseases | 7 | 633 | 376 | 171 |
| 245 | Plant cells | 9 | 630 | 676 | 749 |
| 246 | Cardiovascular diseases | 15 | 628 | 681 | 515 |
| 247 | Materials | 8 | 616 | 3951 | 2608 |
| 248 | environmental exposure | 8 | 615 | 1103 | 633 |
| 249 | Sports Medicine | 14 | 601 | 1144 | 792 |
| 249 | Sports | 14 | 601 | 887 | 642 |
| 251 | Thrombosis | 9 | 594 | 579 | 382 |
| 252 | Sociology | 12 | 587 | 1467 | 938 |
| 252 | vascular diseases | 10 | 587 | 315 | 288 |
| 254 | nanoscience | 9 | 581 | 1840 | 1402 |
| 255 | molecular design | 17 | 579 | 48 | 64 |
| 256 | Protein engineering | 15 | 578 | 47 | 63 |
| 257 | Materials Science | 7 | 577 | 3305 | 2071 |
| 258 | Obstetrics | 18 | 573 | 879 | 781 |
| 259 | Medical Anthropology | 9 | 567 | 629 | 534 |
| 260 | Dementia | 26 | 566 | 523 | 396 |
| 261 | Astronomy | 10 | 562 | 1666 | 1347 |
| 262 | Computer Vision | 3 | 560 | 1131 | 480 |
| 262 | Physical organic chemistry | 13 | 560 | 668 | 410 |
| 264 | Environmental Microbiology | 10 | 557 | 698 | 668 |
| 265 | Radioisotopes | 19 | 555 | 350 | 192 |
| 266 | cloning | 8 | 545 | 363 | 366 |
| 267 | Quality of life | 7 | 540 | 936 | 558 |
| 268 | risk factors | 8 | 527 | 387 | 245 |
| 269 | Mass Spectrometry | 21 | 522 | 392 | 426 |
| 270 | Medical Technology | 11 | 518 | 797 | 522 |
| 271 | Clinical Psychology | 8 | 517 | 843 | 689 |
| 272 | Animal Behavior | 7 | 507 | 1213 | 920 |
| 273 | prostaglandins | 15 | 502 | 137 | 106 |
| 273 | eugenics | 12 | 502 | 174 | 113 |
| 275 | Cell communication | 23 | 501 | 124 | 278 |
| 276 | Environmental monitoring | 8 | 499 | 2492 | 1993 |
| 277 | Substance Abuse | 14 | 498 | 610 | 499 |
| 278 | occupational diseases | 9 | 487 | 412 | 304 |
| 279 | Ethology | 6 | 484 | 1017 | 818 |
| 280 | Global Health | 22 | 473 | 226 | 219 |
| 280 | Astrocytes | 4 | 473 | 412 | 274 |
| 282 | Neonatology | 9 | 464 | 247 | 154 |
| 283 | Biocompatible Materials | 11 | 462 | 2119 | 2188 |
| 284 | Culture techniques | 10 | 453 | 118 | 67 |
| 285 | Molecular ecology | 12 | 442 | 520 | 654 |
| 286 | Electron Microscopy | 7 | 441 | 223 | 55 |
| 286 | chromatin | 10 | 441 | 21 | 39 |
| 288 | Precision medicine | 4 | 437 | 151 | 30 |
| 289 | Animal genetics | 18 | 425 | 185 | 206 |
| 290 | DNS | 13 | 422 | 130 | 121 |
| 291 | DNA | 16 | 421 | 116 | 115 |
| 292 | Neuropsychiatry | 9 | 408 | 446 | 352 |
| 293 | DNA methylation | 5 | 402 | 169 | 118 |
| 294 | peptides | 7 | 399 | 541 | 174 |
| 295 | disease vectors | 17 | 397 | 300 | 384 |
| 295 | Soviet Union | 2 | 397 | 980 | 51 |
| 297 | Microelectronics | 8 | 395 | 1191 | 983 |
| 298 | calcification | 16 | 381 | 144 | 242 |
| 299 | Food Microbiology | 4 | 377 | 1053 | 739 |
| 299 | food technology | 4 | 377 | 2200 | 1285 |
| 299 | Drug design | 15 | 377 | 646 | 811 |
| 299 | ecosystem | 1 | 377 | 2014 | 791 |
| 299 | Microorganisms | 3 | 377 | 1085 | 658 |
| 304 | Health Services Research | 20 | 370 | 508 | 659 |
| 305 | Primary health care | 19 | 367 | 520 | 615 |
| 306 | pain | 8 | 366 | 783 | 703 |
| 307 | Cognition | 3 | 364 | 1566 | 838 |
| 308 | Human biology | 11 | 363 | 255 | 169 |
| 309 | Steroids | 6 | 359 | 667 | 432 |
| 310 | Radiobiology | 13 | 355 | 658 | 741 |
| 311 | Gerontology | 14 | 351 | 877 | 763 |
| 312 | drug therapy | 13 | 342 | 1086 | 1203 |
| 313 | Women's health | 9 | 335 | 608 | 441 |
| 314 | Agricultural Chemistry | 5 | 333 | 1898 | 1277 |
| 314 | Autism | 12 | 333 | 282 | 373 |
| 316 | Surgery | 17 | 330 | 710 | 1300 |
| 317 | Neuromuscular diseases | 9 | 319 | 312 | 306 |
| 317 | Genes | 11 | 319 | 503 | 480 |
| 319 | Nanostructures | 5 | 317 | 1841 | 1255 |
| 319 | Respiration | 7 | 317 | 954 | 824 |
| 321 | Health | 14 | 316 | 906 | 1020 |
| 322 | Spectrum analysis | 13 | 315 | 2246 | 2252 |
| 323 | Engineering | 10 | 312 | 2744 | 1989 |
| 324 | Mathematics | 10 | 310 | 3671 | 2371 |
| 325 | feeding behavior | 7 | 307 | 408 | 383 |
| 326 | Synapses | 7 | 306 | 141 | 131 |
| 327 | cytokines | 5 | 305 | 1067 | 787 |
| 328 | vitamin C | 4 | 304 | 322 | 195 |
| 328 | vitamin E | 4 | 304 | 322 | 195 |
| 330 | Geriatric Psychiatry | 6 | 302 | 732 | 560 |
| 331 | Magnetic Resonance Imaging | 13 | 299 | 169 | 206 |
| 331 | Clinical Biochemistry | 7 | 299 | 765 | 606 |
| 333 | glycoproteins | 7 | 294 | 248 | 252 |
| 333 | Glycoconjugates | 7 | 294 | 248 | 252 |
| 333 | glycolipids | 7 | 294 | 248 | 252 |
| 336 | Environment | 7 | 290 | 3405 | 3978 |
| 337 | Enteral nutrition | 12 | 289 | 316 | 507 |
| 337 | Parenteral nutrition | 12 | 289 | 410 | 613 |
| 339 | Medical Imaging | 11 | 285 | 140 | 145 |
| 339 | Behavioral Genetics | 4 | 285 | 187 | 145 |
| 341 | Dietetics | 10 | 283 | 271 | 256 |
| 341 | Pharmacogenomics | 5 | 283 | 174 | 131 |
| 343 | Population Genetics | 9 | 281 | 676 | 802 |
| 343 | Chronic diseases | 6 | 281 | 417 | 447 |
| 345 | Research Design | 8 | 278 | 642 | 645 |
| 346 | Microcirculation | 5 | 276 | 319 | 196 |
| 346 | Peptide | 3 | 276 | 224 | 63 |
| 348 | Melanoma | 11 | 273 | 46 | 112 |
| 349 | Rheumatology | 9 | 260 | 669 | 770 |
| 349 | Blood vessels | 4 | 260 | 278 | 153 |
| 351 | Combinatorial chemistry | 3 | 259 | 927 | 572 |
| 351 | Pregnancy | 11 | 259 | 327 | 380 |
| 353 | Cytokine | 3 | 258 | 396 | 288 |
| 353 | Phylogeny | 4 | 258 | 786 | 633 |
| 355 | Mitochondria | 5 | 257 | 139 | 136 |
| 356 | Occupational Health | 4 | 253 | 926 | 426 |
| 356 | Appetite | 6 | 253 | 395 | 377 |
| 358 | Colloids | 10 | 252 | 2176 | 2452 |
| 359 | Inflammation | 7 | 248 | 793 | 896 |
| 360 | Oligosaccharide | 5 | 243 | 215 | 227 |
| 360 | Carbohydrates | 5 | 243 | 315 | 279 |
| 362 | Zoology | 7 | 240 | 1818 | 1291 |
| 362 | United States | 5 | 240 | 4359 | 2788 |
| 364 | Adolescent | 6 | 238 | 1456 | 1072 |
| 365 | arthritis | 8 | 235 | 742 | 984 |
| 365 | Growth factors | 1 | 235 | 558 | 258 |
| 367 | breastfeeding | 5 | 231 | 343 | 215 |
| 368 | Neurogenetics | 3 | 230 | 276 | 128 |
| 369 | Demography | 3 | 229 | 704 | 398 |
| 370 | Sustainable Development | 2 | 223 | 2632 | 1352 |
| 371 | Fluorescence spectroscopy | 6 | 220 | 136 | 99 |
| 371 | Molecular Spectroscopy | 6 | 220 | 1267 | 999 |
| 373 | Developing countries | 7 | 219 | 1461 | 1306 |
| 374 | China | 5 | 216 | 2357 | 1648 |
| 375 | Ophthalmology | 8 | 211 | 1142 | 1170 |
| 376 | Chemotherapy | 5 | 210 | 1059 | 915 |
| 376 | Synaptic Transmission | 7 | 210 | 279 | 322 |
| 378 | Sleep Disorders | 4 | 208 | 1420 | 1012 |
| 378 | Sleep | 4 | 208 | 1413 | 1025 |
| 380 | Gastrointestinal diseases | 6 | 204 | 479 | 309 |
| 381 | Thorax | 5 | 202 | 299 | 319 |
| 382 | epilepsy | 4 | 200 | 768 | 529 |
| 383 | preventive medicine | 5 | 199 | 932 | 879 |
| 383 | Familial diseases | 5 | 199 | 131 | 91 |
| 385 | mutation | 8 | 197 | 305 | 489 |
| 386 | Respiratory system | 4 | 194 | 490 | 409 |
| 386 | visualization | 23 | 194 | 458 | 559 |
| 388 | exobiology | 5 | 192 | 223 | 258 |
| 389 | Longevity | 4 | 188 | 117 | 102 |
| 390 | Evolutionary Genetics | 6 | 185 | 375 | 396 |
| 390 | Molecular Epidemiology | 6 | 185 | 375 | 396 |
| 392 | Enzyme inhibitors | 2 | 184 | 525 | 193 |
| 392 | histological techniques | 4 | 184 | 597 | 611 |
| 394 | Diagnosis | 4 | 183 | 539 | 268 |
| 395 | Biomechanics | 2 | 180 | 1806 | 947 |
| 396 | Animal ecology | 4 | 176 | 1020 | 803 |
| 397 | Polymers | 11 | 174 | 2662 | 2971 |
| 398 | Mycology | 8 | 173 | 1020 | 1193 |
| 398 | Entomology | 8 | 173 | 1517 | 1305 |
| 400 | drugs | 7 | 170 | 1474 | 1529 |
| 401 | adolescence | 3 | 169 | 862 | 616 |
| 402 | Metallurgy | 4 | 168 | 2182 | 1545 |
| 402 | Electrochemistry | 4 | 168 | 3164 | 2443 |
| 404 | Radiopharmaceuticals | 6 | 166 | 242 | 87 |
| 405 | Computer Science | 5 | 165 | 1799 | 1088 |
| 406 | Developmental Disabilities | 2 | 163 | 1141 | 816 |
| 407 | pain management | 5 | 162 | 476 | 404 |
| 408 | Amyotrophic Lateral Sclerosis | 4 | 161 | 212 | 191 |
| 409 | Globalization | 4 | 160 | 445 | 323 |
| 409 | international cooperation | 4 | 160 | 473 | 398 |
| 411 | Artificial Intelligence | 4 | 159 | 3354 | 2671 |
| 411 | Soft Condensed Matter | 9 | 159 | 639 | 814 |
| 413 | Hematopoietic stem cell transplantation | 4 | 158 | 368 | 399 |
| 413 | medical education | 6 | 158 | 1215 | 1072 |
| 415 | Reproductive health | 5 | 157 | 558 | 518 |
| 416 | Vaccination | 4 | 156 | 209 | 203 |
| 417 | liver | 2 | 155 | 421 | 165 |
| 418 | animals | 5 | 154 | 1039 | 717 |
| 419 | Histochemistry | 6 | 152 | 759 | 729 |
| 420 | biopolymers | 8 | 151 | 726 | 920 |
| 421 | gene transfer | 4 | 150 | 193 | 178 |
| 421 | genetic transformation | 4 | 150 | 193 | 178 |
| 423 | Environmental Policy | 1 | 149 | 4842 | 3019 |
| 423 | Economic Development | 1 | 149 | 2708 | 1367 |
| 423 | sustainability | 1 | 149 | 1572 | 849 |
| 426 | Biopharmaceutics | 3 | 143 | 1238 | 1016 |
| 427 | Extracellular matrix | 1 | 142 | 425 | 301 |
| 427 | collagen | 1 | 142 | 443 | 314 |
| 429 | health services accessibility | 11 | 140 | 370 | 619 |
| 429 | Youth | 1 | 140 | 1092 | 542 |
| 431 | Eating Disorders | 7 | 138 | 506 | 656 |
| 431 | Feeding and Eating Disorders | 7 | 138 | 489 | 629 |
| 431 | Social behavior | 4 | 138 | 997 | 916 |
| 431 | rehabilitation | 3 | 138 | 2267 | 1797 |
| 435 | Genetic Toxicology | 4 | 136 | 375 | 498 |
| 435 | biomedicine | 4 | 136 | 802 | 687 |
| 437 | Andrology | 8 | 135 | 348 | 486 |
| 437 | Speech | 6 | 135 | 619 | 696 |
| 439 | Pollution | 4 | 133 | 4624 | 4879 |
| 440 | environmental pollution | 3 | 132 | 4244 | 4047 |
| 441 | Radiation | 7 | 131 | 1458 | 1475 |
| 442 | Functional Genomics | 2 | 130 | 348 | 309 |
| 442 | Neuroplasticity | 3 | 130 | 448 | 337 |
| 442 | neuronal plasticity | 3 | 130 | 315 | 261 |
| 445 | Plant physiology | 6 | 129 | 1493 | 1954 |
| 446 | Pediatric Rheumatology | 4 | 127 | 177 | 131 |
| 447 | embryonic development | 5 | 126 | 289 | 351 |
| 448 | Cellular senescence | 2 | 125 | 1050 | 894 |
| 448 | Neurotransmitters | 7 | 125 | 266 | 373 |
| 450 | Asthma | 3 | 124 | 698 | 438 |
| 451 | Urology | 8 | 123 | 1080 | 1502 |
| 451 | Population | 4 | 123 | 863 | 811 |
| 453 | Experimental Psychology | 2 | 122 | 669 | 450 |
| 453 | Health Education | 4 | 122 | 1591 | 1360 |
| 455 | Data Mining | 8 | 120 | 888 | 1508 |
| 456 | toxicity testing | 1 | 118 | 1359 | 626 |
| 457 | Genetic disorders | 5 | 116 | 369 | 440 |
| 457 | scientific societies | 5 | 116 | 551 | 649 |
| 457 | health planning | 8 | 116 | 1304 | 1603 |
| 460 | Electrophoresis | 6 | 114 | 1210 | 1444 |
| 460 | Chemical analysis | 4 | 114 | 1064 | 1028 |
| 462 | Nanomedicine | 1 | 113 | 486 | 252 |
| 462 | Photonics | 5 | 113 | 1556 | 1756 |
| 464 | Clinical Immunology | 7 | 112 | 806 | 1177 |
| 464 | Synthetic biology | 4 | 112 | 291 | 305 |
| 466 | Ethnology | 3 | 111 | 1504 | 898 |
| 467 | Structural biology | 4 | 110 | 31 | 67 |
| 468 | Pharmacy | 5 | 109 | 1689 | 1922 |
| 468 | data collection | 6 | 109 | 666 | 1128 |
| 470 | Mathematical Physics | 1 | 107 | 3802 | 1882 |
| 470 | Vision | 2 | 107 | 747 | 630 |
| 470 | Birth control | 4 | 107 | 357 | 432 |
| 473 | Environmental Chemistry | 2 | 106 | 2622 | 2290 |
| 474 | pollutants | 2 | 105 | 2299 | 2027 |
| 474 | Environmental pollutants | 2 | 105 | 2735 | 2315 |
| 476 | Insects | 2 | 104 | 1757 | 1138 |
| 477 | Cell division | 3 | 103 | 579 | 590 |
| 478 | Surface Chemistry | 2 | 101 | 4007 | 3325 |
| 479 | Smoking | 6 | 100 | 493 | 789 |
| 479 | Cytoskeleton | 6 | 100 | 156 | 288 |
| 479 | Kidney diseases | 7 | 100 | 602 | 925 |
| 482 | Semantics | 3 | 99 | 223 | 154 |
| 483 | air quality | 2 | 98 | 318 | 161 |
| 484 | Condensed Matter | 3 | 96 | 3189 | 2600 |
| 484 | Solar System | 1 | 96 | 1133 | 759 |
| 486 | Surface-Active Agents | 1 | 95 | 1792 | 1334 |
| 486 | Surface properties | 1 | 95 | 1867 | 1417 |
| 488 | Computer-Aided Design | 1 | 94 | 2020 | 1047 |
| 489 | Plant genetic engineering | 9 | 92 | 496 | 1078 |
| 490 | Social Psychology | 3 | 90 | 2045 | 1964 |
| 490 | Synchrotron Radiation | 4 | 90 | 330 | 322 |
| 492 | Pharmacognosy | 3 | 88 | 1893 | 2089 |
| 492 | Retina | 3 | 88 | 159 | 417 |
| 494 | Transgenic plants | 8 | 87 | 228 | 618 |
| 494 | Adipose tissue | 3 | 87 | 56 | 57 |
| 496 | Social work | 4 | 86 | 1208 | 986 |
| 497 | Animal Physiology | 4 | 85 | 137 | 204 |
| 497 | Natural selection | 4 | 85 | 137 | 204 |
| 497 | industrial hygiene | 1 | 85 | 2025 | 715 |
| 497 | Trace elements | 2 | 85 | 376 | 375 |
| 497 | genetic selection | 4 | 85 | 137 | 204 |
| 502 | Respiratory Infections | 4 | 84 | 307 | 376 |
| 502 | Influenza | 4 | 84 | 212 | 290 |
| 504 | Genetic Research | 8 | 82 | 36 | 141 |
| 505 | Marine Biology | 2 | 81 | 2859 | 2521 |
| 505 | Bacteria | 1 | 81 | 626 | 557 |
| 505 | Suicide | 3 | 81 | 541 | 508 |
| 505 | Agriculture | 5 | 81 | 1823 | 2180 |
| 509 | Plant Ecology | 2 | 80 | 2009 | 2026 |
| 509 | eye | 2 | 80 | 239 | 446 |
| 511 | Socioeconomic Factors | 2 | 78 | 969 | 885 |
| 511 | older people | 5 | 78 | 1228 | 1167 |
| 513 | Mental Health | 3 | 77 | 1633 | 1536 |
| 513 | Chromatographic analysis | 4 | 77 | 1750 | 1782 |
| 515 | Neuropharmacology | 3 | 75 | 613 | 645 |
| 515 | Speech Disorders | 2 | 75 | 1111 | 915 |
| 517 | Ethics | 4 | 74 | 800 | 756 |
| 517 | Morphology | 1 | 74 | 1358 | 698 |
| 517 | Yeast | 6 | 74 | 260 | 568 |
| 520 | Molecular Pharmacology | 1 | 73 | 1286 | 1080 |
| 520 | Atherosclerosis | 2 | 73 | 212 | 231 |
| 522 | Dermatology | 2 | 72 | 2011 | 1673 |
| 522 | Medicinal plants | 2 | 72 | 1829 | 1838 |
| 522 | Developmental Neurobiology | 1 | 72 | 965 | 560 |
| 525 | monoclonal antibodies | 4 | 71 | 240 | 347 |
| 526 | Neurovirology | 2 | 69 | 307 | 282 |
| 527 | Pharmaceutical Technology | 1 | 67 | 2393 | 1799 |
| 527 | Pharmacokinetics | 1 | 67 | 1692 | 1147 |
| 527 | Feasibility studies | 5 | 67 | 192 | 154 |
| 527 | Mutagenesis | 5 | 67 | 279 | 465 |
| 527 | preimplantation genetic diagnosis | 3 | 67 | 466 | 507 |
| 527 | embryo transfer | 3 | 67 | 485 | 523 |
| 533 | Statistical physics | 7 | 66 | 2572 | 3150 |
| 534 | Radiology | 2 | 65 | 1788 | 1331 |
| 534 | Hearing | 2 | 65 | 780 | 643 |
| 534 | Earth Sciences | 1 | 65 | 4454 | 3157 |
| 537 | Orthopedics | 4 | 63 | 1433 | 1708 |
| 537 | Medical Ethics | 4 | 63 | 958 | 964 |
| 539 | cell movement | 3 | 62 | 233 | 385 |
| 540 | air quality management | 2 | 61 | 676 | 721 |
| 540 | Travel | 3 | 61 | 860 | 836 |
| 540 | Technological Innovations | 1 | 61 | 1835 | 1200 |
| 540 | Infertility | 1 | 61 | 1311 | 1279 |
| 540 | indoor air pollution | 2 | 61 | 518 | 523 |
| 540 | Ventilation | 2 | 61 | 711 | 613 |
| 540 | Sick building syndrome | 2 | 61 | 518 | 523 |
| 540 | fertility | 1 | 61 | 1406 | 1339 |
| 548 | poverty | 1 | 60 | 840 | 491 |
| 548 | healthcare disparities | 1 | 60 | 909 | 572 |
| 550 | Veterinary Immunology | 2 | 59 | 463 | 439 |
| 550 | transgenic organisms | 7 | 59 | 113 | 460 |
| 550 | transgenic animals | 7 | 59 | 104 | 445 |
| 550 | biological factors | 2 | 59 | 2416 | 2271 |
| 554 | Pediatric Endocrinology | 1 | 58 | 619 | 245 |
| 554 | Hippocampus | 3 | 58 | 293 | 493 |
| 556 | language | 3 | 57 | 816 | 984 |
| 557 | Geophysics | 3 | 56 | 3412 | 3723 |
| 557 | Food Policy | 3 | 56 | 313 | 560 |
| 557 | Developmental Immunology | 6 | 56 | 542 | 1109 |
| 557 | Planets | 3 | 56 | 1429 | 1988 |
| 557 | world | 3 | 56 | 689 | 1198 |
| 562 | Flow cytometry | 4 | 54 | 339 | 589 |
| 563 | Clinical Pharmacology | 5 | 52 | 1138 | 1796 |
| 563 | Immunopharmacology | 2 | 52 | 1361 | 1468 |
| 563 | drug resistance | 3 | 52 | 737 | 1107 |
| 566 | Oligosaccharides | 2 | 51 | 316 | 397 |
| 566 | software | 2 | 51 | 1311 | 1535 |
| 568 | Electronics | 6 | 50 | 2790 | 3658 |
| 568 | Optical materials | 2 | 50 | 2819 | 3007 |
| 568 | Zoonoses | 4 | 50 | 234 | 477 |
| 571 | Nuclear Physics | 6 | 49 | 3036 | 3596 |
| 571 | Child welfare | 3 | 49 | 1058 | 1240 |
| 571 | biochemical markers | 3 | 49 | 908 | 1135 |
| 574 | Environmental Toxicology | 3 | 48 | 2471 | 3458 |
| 574 | Developmental Psychology | 2 | 48 | 1199 | 1284 |
| 574 | Marine Biotechnology | 1 | 48 | 443 | 432 |
| 574 | Social welfare | 2 | 48 | 704 | 632 |
| 574 | actuators | 1 | 48 | 3057 | 2831 |
| 574 | X-rays | 1 | 48 | 1117 | 646 |
| 574 | nucleotides | 8 | 48 | 179 | 274 |
| 574 | Electrons | 5 | 48 | 46 | 67 |
| 574 | anesthesia | 1 | 48 | 959 | 497 |
| 574 | human development | 2 | 48 | 946 | 1115 |
| 574 | transducers | 1 | 48 | 3057 | 2831 |
| 585 | Psychosomatic Medicine | 2 | 47 | 905 | 1177 |
| 586 | Food additives | 2 | 46 | 1466 | 1782 |
| 587 | Histocompatibility Testing | 5 | 45 | 338 | 719 |
| 587 | Hemophilia | 1 | 45 | 705 | 523 |
| 589 | Elderly | 4 | 44 | 1064 | 999 |
| 590 | Public Policy | 3 | 43 | 1754 | 2423 |
| 590 | Crystallization | 4 | 43 | 488 | 527 |
| 592 | Genetic Counseling | 3 | 42 | 257 | 335 |
| 592 | Contraception | 3 | 42 | 548 | 844 |
| 592 | Chromatography | 2 | 42 | 2054 | 2121 |
| 592 | ethanol | 2 | 42 | 622 | 687 |
| 592 | Aquaculture | 2 | 42 | 1640 | 1731 |
| 597 | Teratology | 1 | 41 | 470 | 457 |
| 597 | Speech Perception | 2 | 41 | 453 | 592 |
| 597 | auditory perception | 2 | 41 | 542 | 659 |
| 597 | Computational neuroscience | 1 | 41 | 66 | 47 |
| 597 | Family | 2 | 41 | 1142 | 1163 |
| 597 | families | 2 | 41 | 1048 | 946 |
| 597 | Communication | 2 | 41 | 2528 | 2415 |
| 597 | Light | 3 | 41 | 936 | 1472 |
| 597 | Oral communication | 2 | 41 | 527 | 534 |
| 597 | abnormalities | 1 | 41 | 304 | 305 |
| 607 | Audiology | 2 | 40 | 871 | 940 |
| 607 | Optics | 5 | 40 | 3872 | 4159 |
| 607 | Cross-Cultural Studies | 1 | 40 | 1245 | 933 |
| 607 | cross-cultural comparison | 1 | 40 | 965 | 714 |
| 607 | pharmaceutical industry | 2 | 40 | 781 | 818 |
| 612 | Psycholinguistics | 1 | 38 | 1417 | 1234 |
| 612 | Neurolinguistics | 1 | 38 | 683 | 662 |
| 612 | Fishery management | 1 | 38 | 1345 | 1076 |
| 612 | Gene expression | 2 | 38 | 373 | 497 |
| 612 | animal diseases | 2 | 38 | 626 | 768 |
| 612 | Decision making | 2 | 38 | 1884 | 2041 |
| 618 | Language Disorders | 1 | 37 | 1256 | 988 |
| 618 | cell adhesion molecules | 1 | 37 | 1002 | 1053 |
| 618 | Acarology | 1 | 37 | 559 | 453 |
| 618 | Mites | 1 | 37 | 779 | 540 |
| 618 | Ticks | 1 | 37 | 604 | 460 |
| 618 | Acari | 1 | 37 | 541 | 447 |
| 624 | Photochemistry | 2 | 36 | 2171 | 2474 |
| 625 | Geology | 1 | 35 | 4036 | 3423 |
| 625 | Nursing | 1 | 35 | 2926 | 2126 |
| 625 | Geriatric Nursing | 1 | 35 | 865 | 554 |
| 625 | Lung Transplantation | 2 | 35 | 442 | 597 |
| 625 | Infection control | 3 | 35 | 635 | 1117 |
| 625 | Heart transplantation | 2 | 35 | 442 | 597 |
| 625 | Informatics | 2 | 35 | 1086 | 1292 |
| 625 | Brain damage | 1 | 35 | 730 | 724 |
| 633 | Social Sciences | 2 | 34 | 4433 | 3763 |
| 633 | Clinical Laboratory Science | 1 | 34 | 522 | 351 |
| 633 | Health insurance | 1 | 34 | 802 | 653 |
| 633 | Egypt | 1 | 34 | 1036 | 940 |
| 637 | Oceanography | 1 | 33 | 2548 | 2293 |
| 637 | Astrophysics | 3 | 33 | 2754 | 3189 |
| 637 | Cerebellum | 1 | 33 | 517 | 512 |
| 637 | Bacterial diseases | 1 | 33 | 574 | 570 |
| 637 | Cerebellar ataxia | 1 | 33 | 517 | 512 |
| 642 | Geriatric Pharmacology | 1 | 32 | 521 | 554 |
| 642 | Nanostructured Materials | 2 | 32 | 3346 | 3873 |
| 642 | Nanoparticles | 2 | 32 | 2167 | 2660 |
| 642 | Endocrine system | 8 | 32 | 407 | 493 |
| 646 | Graph Theory | 2 | 31 | 941 | 695 |
| 646 | Maternal health services | 2 | 31 | 470 | 666 |
| 646 | blood transfusion | 3 | 31 | 737 | 1029 |
| 646 | Genetic markers | 1 | 31 | 577 | 525 |
| 650 | Plant Biotechnology | 1 | 30 | 1359 | 1322 |
| 650 | Pathogens | 3 | 30 | 84 | 254 |
| 652 | Health Services Administration | 1 | 29 | 1965 | 1803 |
| 652 | health workforce | 1 | 29 | 370 | 500 |
| 652 | Africa | 4 | 29 | 1473 | 1930 |
| 655 | Structural dynamics | 1 | 28 | 1576 | 1700 |
| 655 | General Surgery | 1 | 28 | 1026 | 791 |
| 655 | Plant breeding | 1 | 28 | 1421 | 1334 |
| 655 | Androgens | 2 | 28 | 308 | 511 |
| 659 | Animal breeding | 2 | 27 | 928 | 1193 |
| 659 | Technology | 3 | 27 | 4309 | 5522 |
| 659 | Food Security | 1 | 27 | 336 | 446 |
| 662 | Neural circuitry | 2 | 26 | 2317 | 2986 |
| 662 | government | 2 | 26 | 785 | 711 |
| 662 | Plant diseases | 2 | 26 | 2205 | 2539 |
| 662 | Allergies | 2 | 26 | 180 | 300 |
| 666 | Mobile genetic elements | 2 | 25 | 137 | 271 |
| 666 | Nonlinear Dynamics | 2 | 25 | 2347 | 2655 |
| 666 | Adolescent Psychology | 4 | 25 | 666 | 1290 |
| 666 | Biofilms | 1 | 25 | 302 | 464 |
| 666 | drug abuse | 2 | 25 | 805 | 1076 |
| 666 | harm reduction | 2 | 25 | 258 | 408 |
| 666 | Digestive system diseases | 2 | 25 | 1117 | 1573 |
| 673 | Nutritional support | 2 | 24 | 224 | 411 |
| 674 | Origin of life | 1 | 23 | 282 | 314 |
| 674 | Emerging infectious diseases | 3 | 23 | 338 | 891 |
| 674 | epidemiologic methods | 2 | 23 | 223 | 313 |
| 674 | Bioethics | 2 | 23 | 1111 | 1284 |
| 674 | Interferons | 2 | 23 | 367 | 615 |
| 674 | Spine | 1 | 23 | 1059 | 1223 |
| 674 | Organelle biogenesis | 1 | 23 | 410 | 450 |
| 674 | sexual behavior | 1 | 23 | 1117 | 1177 |
| 682 | Biosensors | 2 | 22 | 1567 | 2619 |
| 682 | Algorithms | 1 | 22 | 1214 | 1015 |
| 682 | ovary | 2 | 22 | 276 | 526 |
| 685 | Pest control | 1 | 21 | 312 | 285 |
| 685 | Organ transplantation | 1 | 21 | 591 | 548 |
| 685 | Pesticides | 1 | 21 | 1199 | 1243 |
| 688 | Political Science | 1 | 20 | 2669 | 1893 |
| 688 | Signal Processing | 1 | 20 | 3531 | 3697 |
| 688 | Politics | 1 | 20 | 970 | 620 |
| 688 | violence | 2 | 20 | 1132 | 1659 |
| 692 | Bioinstrumentation | 3 | 19 | 44 | 82 |
| 692 | Diffraction | 3 | 19 | 116 | 202 |
| 692 | Plasma turbulence | 3 | 19 | 44 | 82 |
| 692 | Integrated Circuits | 3 | 19 | 894 | 1018 |
| 692 | Genetic translocation | 1 | 19 | 369 | 464 |
| 692 | plasmids | 1 | 19 | 369 | 464 |
| 692 | Statistical models | 1 | 19 | 221 | 208 |
| 692 | Cell surface receptors | 1 | 19 | 293 | 336 |
| 700 | Paleontology | 2 | 18 | 1499 | 1828 |
| 700 | Information Systems | 2 | 18 | 1788 | 2616 |
| 700 | Neurotoxicology | 1 | 18 | 1016 | 1377 |
| 700 | Animal Nutrition | 1 | 18 | 937 | 1018 |
| 700 | Crisis Intervention | 1 | 18 | 326 | 423 |
| 700 | Ion channels | 1 | 18 | 219 | 286 |
| 700 | disease susceptibility | 2 | 18 | 517 | 925 |
| 700 | symptoms | 2 | 18 | 517 | 925 |
| 708 | Geochemistry | 1 | 17 | 2738 | 3153 |
| 708 | Nanobiotechnology | 1 | 17 | 815 | 1320 |
| 708 | Bioremediation | 1 | 17 | 1542 | 1892 |
| 708 | Biogeochemistry | 1 | 17 | 1680 | 2158 |
| 708 | X-ray spectroscopy | 1 | 17 | 445 | 423 |
| 708 | Organic Geochemistry | 1 | 17 | 614 | 878 |
| 708 | biobanks | 1 | 17 | 317 | 340 |
| 708 | Bipolar Disorder | 2 | 17 | 419 | 737 |
| 708 | sadness | 1 | 17 | 486 | 546 |
| 708 | Cosmochemistry | 1 | 17 | 1408 | 1716 |
| 708 | death | 1 | 17 | 629 | 637 |
| 708 | antisocial personality disorder | 1 | 17 | 486 | 546 |
| 720 | Chemical Engineering | 1 | 16 | 5617 | 6105 |
| 720 | Engineering Ethics | 1 | 16 | 390 | 517 |
| 720 | Heart Failure | 2 | 16 | 489 | 889 |
| 720 | Professional ethics | 1 | 16 | 546 | 708 |
| 720 | Protozoa | 1 | 16 | 753 | 916 |
| 720 | natural products | 1 | 16 | 2733 | 2786 |
| 720 | Chemical industry | 1 | 16 | 2211 | 2179 |
| 720 | Drug discovery | 2 | 16 | 337 | 713 |
| 728 | Lipid metabolism | 1 | 15 | 746 | 1083 |
| 728 | Socialization | 1 | 15 | 836 | 1099 |
| 728 | women's rights | 1 | 15 | 380 | 437 |
| 728 | Lipid | 1 | 15 | 748 | 1086 |
| 728 | role | 1 | 15 | 698 | 970 |
| 733 | Adolescent Medicine | 1 | 14 | 1011 | 1379 |
| 733 | Multivariate Analysis | 1 | 14 | 803 | 879 |
| 733 | sex crimes | 1 | 14 | 1018 | 1229 |
| 736 | Agricultural Ecology | 1 | 13 | 1905 | 2509 |
| 736 | Bioinorganic chemistry | 2 | 13 | 1655 | 2451 |
| 736 | dietary supplements | 1 | 13 | 1481 | 1990 |
| 736 | Spectroscopy | 1 | 13 | 446 | 323 |
| 740 | Philosophy | 1 | 12 | 2337 | 1484 |
| 740 | Nephrology | 1 | 12 | 892 | 1243 |
| 740 | Solid State Chemistry | 1 | 12 | 3176 | 3521 |
| 740 | Animal husbandry | 1 | 12 | 631 | 733 |
| 740 | Organometallic chemistry | 1 | 12 | 2680 | 2898 |
| 740 | North America | 1 | 12 | 1448 | 1646 |
| 740 | livestock | 1 | 12 | 956 | 1026 |
| 740 | polymerization | 1 | 12 | 4782 | 5177 |
| 740 | Nitric oxide | 1 | 12 | 495 | 837 |
| 749 | Lymphoma | 1 | 11 | 683 | 788 |
| 749 | Multiple Myeloma | 1 | 11 | 674 | 770 |
| 749 | Drug delivery systems | 1 | 11 | 2436 | 3172 |
| 749 | community participation | 2 | 11 | 129 | 328 |
| 749 | Faculty | 2 | 11 | 129 | 328 |
| 749 | Demographic research | 1 | 11 | 242 | 379 |
| 749 | biological monitoring | 1 | 11 | 1006 | 1450 |
| 756 | environmental protection | 1 | 10 | 5107 | 6269 |
| 756 | Multimedia Systems | 1 | 10 | 2781 | 3029 |
| 756 | Enzyme | 1 | 10 | 880 | 1389 |
| 756 | Chemical structure | 1 | 10 | 1030 | 1116 |
| 756 | Parkinson's disease | 1 | 10 | 433 | 698 |
| 756 | Phytotherapy | 1 | 10 | 1567 | 2196 |
| 762 | Photography | 5 | 9 | 2089 | 2309 |
| 762 | Hemostasis | 1 | 9 | 1193 | 1597 |
| 762 | Molecular recognition | 1 | 9 | 477 | 739 |
| 762 | Antiviral agents | 1 | 9 | 570 | 856 |
| 762 | Breeding | 1 | 9 | 1852 | 2360 |
| 767 | Archaeology | 1 | 8 | 2000 | 2084 |
| 767 | Systems Engineering | 1 | 8 | 3388 | 3788 |
| 767 | Forensic Genetics | 2 | 8 | 284 | 639 |
| 767 | Nanoelectronics | 1 | 8 | 1374 | 1580 |
| 767 | Entropy | 1 | 8 | 1974 | 2278 |
| 767 | Computational Complexity | 1 | 8 | 1800 | 2014 |
| 767 | Molecules | 2 | 8 | 1702 | 2370 |
| 767 | Cell survival | 1 | 8 | 467 | 845 |
| 767 | Sites | 1 | 8 | 872 | 1316 |
| 767 | health services | 1 | 8 | 1880 | 2541 |
| 767 | wood | 1 | 8 | 827 | 1051 |
| 767 | Australia | 1 | 8 | 3173 | 3810 |
| 767 | molecular chaperones | 1 | 8 | 516 | 856 |
| 780 | food contamination | 1 | 7 | 1833 | 2400 |
| 780 | Freeze-Drying | 2 | 7 | 493 | 1061 |
| 780 | Microfluidics | 1 | 7 | 443 | 722 |
| 780 | Hypothermia | 2 | 7 | 493 | 1061 |
| 780 | Freeze Drying | 2 | 7 | 493 | 1061 |
| 780 | Japan | 1 | 7 | 3272 | 3796 |
| 780 | sex differences | 1 | 7 | 294 | 581 |
| 787 | Nonverbal Communication | 1 | 6 | 368 | 599 |
| 787 | Antibacterial agents | 1 | 6 | 1218 | 1931 |
| 787 | Body language | 1 | 6 | 232 | 430 |
| 787 | Sexual health | 1 | 6 | 1259 | 1542 |
| 787 | plant communities | 1 | 6 | 1601 | 2295 |
| 787 | Scanning electron microscopy | 1 | 6 | 376 | 609 |
| 787 | venom | 1 | 6 | 1313 | 1883 |
| 787 | Toxins | 1 | 6 | 1459 | 2059 |
| 795 | Pediatric Dermatology | 1 | 5 | 718 | 974 |
| 795 | Data Science | 1 | 5 | 246 | 159 |
| 795 | Reproductive toxicology | 1 | 5 | 788 | 1335 |
| 795 | Animal welfare | 1 | 5 | 579 | 1004 |
| 795 | Cell cycle | 1 | 5 | 614 | 995 |
| 795 | cell proliferation | 1 | 5 | 670 | 1057 |
| 795 | plant viruses | 1 | 5 | 396 | 654 |
| 795 | Learning | 1 | 5 | 2045 | 2811 |
| 795 | Germany | 3 | 5 | 671 | 1254 |
| 795 | Cerebrospinal fluid | 1 | 5 | 250 | 473 |
| 795 | rejuvenation | 1 | 5 | 290 | 613 |
| 795 | Bacteriophages | 1 | 5 | 72 | 151 |
| 807 | Systems Analysis | 1 | 4 | 1843 | 2683 |
| 807 | Radiation Protection | 1 | 4 | 1192 | 1472 |
| 807 | radiation monitoring | 1 | 4 | 1088 | 1372 |
| 807 | Genetic testing | 1 | 4 | 719 | 1179 |
| 807 | Drosophila | 1 | 4 | 133 | 271 |
| 807 | personality | 1 | 4 | 2006 | 2800 |
| 807 | Nutrigenomics | 1 | 4 | 245 | 545 |
| 807 | Invertebrates | 1 | 4 | 1045 | 1578 |
| 807 | child abuse | 1 | 4 | 1246 | 1991 |
| 807 | Radiation dosimetry | 1 | 4 | 934 | 1162 |
| 817 | Plant Genetics | 1 | 3 | 1099 | 1676 |
| 817 | Palliative Care | 1 | 3 | 1499 | 2233 |
| 817 | History of Medicine | 2 | 3 | 608 | 789 |
| 817 | Open source software | 3 | 3 | 62 | 193 |
| 817 | Behavioral research | 1 | 3 | 988 | 1772 |
| 822 | Environmental Engineering | 1 | 2 | 5526 | 7464 |
| 822 | sanitation | 1 | 2 | 2329 | 3466 |
| 822 | cilia | 2 | 2 | 26 | 114 |
| 822 | musculoskeletal system | 1 | 2 | 293 | 538 |
| 822 | Immune response | 1 | 2 | 71 | 202 |
| 827 | Computer Graphics | 2 | 1 | 2042 | 3763 |
| 827 | Serology | 1 | 1 | 990 | 1648 |
| 827 | Neuroimaging | 1 | 1 | 502 | 858 |
| 827 | Immunohematology | 2 | 1 | 166 | 433 |
| 827 | Nuclear Chemistry | 1 | 1 | 1742 | 2463 |
| 827 | Radiochemistry | 1 | 1 | 1690 | 2384 |
| 827 | psychopathology | 1 | 1 | 484 | 807 |
| 827 | mental processes | 1 | 1 | 602 | 973 |
| 827 | NMR | 1 | 1 | 898 | 1388 |
| 827 | magnetic resonance | 1 | 1 | 927 | 1439 |
| 837 | Visual Communication | 1 | 0 | 891 | 1443 |
| 837 | Educational Technology | 1 | 0 | 2580 | 4146 |
| 837 | Statistical Mechanics | 1 | 0 | 1778 | 2537 |
| 837 | Medical Illustration | 1 | 0 | 57 | 141 |
| 837 | Blood group antigens | 1 | 0 | 173 | 353 |
| 837 | body temperature | 1 | 0 | 966 | 1710 |