| 1 | Medicine | 723 | 56.3K | 21 | 40 |
| 2 | Science | 365 | 37.1K | 173 | 375 |
| 3 | Epidemiology | 432 | 34.5K | 37 | 25 |
| 4 | Public Health | 502 | 28.3K | 35 | 40 |
| 5 | Biology | 201 | 27.3K | 734 | 658 |
| 6 | Physics | 87 | 20.8K | 2012 | 764 |
| 7 | Research | 301 | 17.9K | 56 | 44 |
| 8 | Human genetics | 67 | 17.6K | 218 | 242 |
| 9 | Natural history | 40 | 17.0K | 725 | 549 |
| 10 | Geriatrics | 172 | 15.2K | 25 | 22 |
| 11 | Chronic diseases | 72 | 14.7K | 22 | 15 |
| 12 | Psychiatry | 168 | 12.4K | 222 | 213 |
| 13 | Molecular Biology | 117 | 11.7K | 1251 | 806 |
| 14 | Genetics | 129 | 11.1K | 212 | 291 |
| 15 | Virology | 154 | 10.6K | 147 | 397 |
| 16 | Microbiology | 136 | 10.2K | 593 | 543 |
| 17 | Psychology | 82 | 8.7K | 446 | 179 |
| 18 | Environmental Health | 158 | 8.4K | 149 | 193 |
| 19 | Pediatrics | 124 | 8.2K | 124 | 115 |
| 20 | United States | 207 | 8.0K | 35 | 37 |
| 21 | Mental Disorders | 88 | 7.9K | 230 | 163 |
| 22 | Immunology | 102 | 7.5K | 312 | 334 |
| 23 | Medical genetics | 51 | 7.5K | 551 | 223 |
| 24 | Behavior | 158 | 6.8K | 76 | 125 |
| 25 | Aging | 89 | 6.7K | 71 | 56 |
| 26 | Environment | 81 | 6.6K | 309 | 345 |
| 27 | Cancer | 105 | 6.3K | 161 | 233 |
| 28 | Surgery | 28 | 6.3K | 282 | 97 |
| 29 | Gerontology | 79 | 5.8K | 26 | 10 |
| 30 | Health Policy | 112 | 5.4K | 39 | 29 |
| 31 | Immunity | 26 | 5.3K | 515 | 347 |
| 32 | Bioinformatics | 61 | 5.2K | 64 | 103 |
| 33 | Computational Biology | 66 | 5.1K | 88 | 146 |
| 34 | health behavior | 130 | 5.1K | 12 | 12 |
| 35 | Obstetrics | 71 | 4.8K | 225 | 115 |
| 36 | Sociology | 51 | 4.6K | 130 | 65 |
| 37 | Social Psychology | 36 | 4.6K | 219 | 95 |
| 38 | Medical Anthropology | 48 | 4.5K | 50 | 32 |
| 39 | Hospitals | 31 | 4.4K | 20 | 3 |
| 40 | Neurology | 54 | 4.2K | 2419 | 1996 |
| 41 | Chemistry | 53 | 4.1K | 4314 | 3025 |
| 42 | Health Services Administration | 59 | 4.1K | 15 | 10 |
| 43 | Medical Microbiology | 43 | 3.8K | 226 | 160 |
| 44 | Psychopharmacology | 36 | 3.7K | 283 | 188 |
| 45 | viruses | 49 | 3.6K | 206 | 197 |
| 46 | Ecology | 56 | 3.5K | 1188 | 1319 |
| 47 | Hematology | 49 | 3.4K | 644 | 436 |
| 48 | Environmental Toxicology | 37 | 3.2K | 143 | 93 |
| 49 | Psychophysiology | 31 | 3.2K | 949 | 538 |
| 50 | Oncology | 31 | 3.2K | 296 | 429 |
| 51 | Cell Biology | 25 | 3.0K | 2514 | 2029 |
| 52 | Substance Abuse | 104 | 3.0K | 36 | 45 |
| 53 | alcoholism | 83 | 2.9K | 55 | 70 |
| 54 | Entomology | 59 | 2.7K | 92 | 42 |
| 55 | Obesity | 61 | 2.7K | 112 | 150 |
| 56 | drug addiction | 70 | 2.7K | 50 | 64 |
| 57 | Biochemistry | 52 | 2.6K | 5469 | 4414 |
| 58 | Physiology | 47 | 2.6K | 1022 | 865 |
| 59 | Statistics | 119 | 2.5K | 139 | 228 |
| 60 | Nutrition | 38 | 2.5K | 820 | 513 |
| 61 | Mental illness | 40 | 2.4K | 286 | 392 |
| 62 | preventive medicine | 45 | 2.3K | 74 | 94 |
| 63 | Critical Care | 17 | 2.3K | 322 | 175 |
| 63 | Critical Care Medicine | 17 | 2.3K | 332 | 176 |
| 65 | Allergy | 11 | 2.3K | 569 | 353 |
| 66 | Immunotherapy | 21 | 2.2K | 345 | 258 |
| 67 | Health Services Research | 55 | 2.2K | 85 | 89 |
| 68 | Cytology | 30 | 2.2K | 2367 | 2752 |
| 69 | Health insurance | 46 | 2.1K | 10 | 15 |
| 70 | Psychosomatic Medicine | 18 | 2.1K | 120 | 60 |
| 71 | Parasitology | 55 | 2.0K | 74 | 68 |
| 72 | Diagnostic microbiology | 12 | 2.0K | 327 | 173 |
| 73 | Vaccines | 69 | 2.0K | 37 | 74 |
| 74 | Environmental monitoring | 36 | 1.9K | 421 | 417 |
| 75 | disease vectors | 36 | 1.9K | 19 | 11 |
| 76 | Diet | 21 | 1.9K | 509 | 319 |
| 77 | Respiration | 29 | 1.8K | 184 | 121 |
| 78 | Immune system | 5 | 1.8K | 946 | 448 |
| 79 | genome | 30 | 1.8K | 145 | 479 |
| 80 | Emergency Medicine | 29 | 1.7K | 54 | 21 |
| 81 | Genetic epidemiology | 56 | 1.7K | 13 | 21 |
| 81 | heredity | 56 | 1.7K | 13 | 21 |
| 83 | Biometrics | 85 | 1.7K | 49 | 153 |
| 84 | Plant cells | 4 | 1.6K | 1343 | 494 |
| 85 | Genomics | 48 | 1.6K | 234 | 451 |
| 86 | Health promotion | 44 | 1.6K | 62 | 101 |
| 87 | Diabetes mellitus | 10 | 1.5K | 1380 | 547 |
| 88 | Diabetes | 9 | 1.5K | 1710 | 590 |
| 89 | environmental exposure | 30 | 1.5K | 121 | 87 |
| 90 | Zoonoses | 21 | 1.5K | 5 | 2 |
| 91 | Endocrinology | 25 | 1.5K | 1459 | 1552 |
| 92 | Toxicology | 44 | 1.5K | 858 | 1102 |
| 93 | Insects | 19 | 1.4K | 155 | 80 |
| 94 | gene mapping | 18 | 1.4K | 474 | 406 |
| 95 | older people | 33 | 1.4K | 73 | 37 |
| 96 | Host-parasite interactions | 11 | 1.4K | 556 | 432 |
| 97 | Biochemical Engineering | 6 | 1.4K | 4305 | 1695 |
| 98 | Bioengineering | 7 | 1.4K | 5479 | 1952 |
| 99 | Carcinogenesis | 21 | 1.3K | 79 | 58 |
| 100 | Medical Oncology | 25 | 1.3K | 416 | 400 |
| 101 | Smoking | 42 | 1.3K | 73 | 69 |
| 102 | Chromosome mapping | 17 | 1.3K | 362 | 235 |
| 103 | Biotechnology | 5 | 1.3K | 11799 | 3190 |
| 104 | Economics | 17 | 1.3K | 1276 | 542 |
| 105 | Environmental Engineering | 35 | 1.3K | 577 | 1000 |
| 106 | Parasitic Diseases | 31 | 1.3K | 106 | 114 |
| 107 | Public Policy | 49 | 1.3K | 30 | 80 |
| 108 | Health Education | 57 | 1.3K | 55 | 142 |
| 109 | Microbial Ecology | 15 | 1.2K | 977 | 910 |
| 110 | Mental Health | 42 | 1.2K | 96 | 96 |
| 111 | Cardiovascular system | 14 | 1.2K | 493 | 604 |
| 112 | Mental Health Services | 25 | 1.2K | 149 | 70 |
| 113 | Metabolic diseases | 24 | 1.2K | 774 | 1266 |
| 114 | Cardiovascular diseases | 18 | 1.2K | 168 | 65 |
| 115 | Community Psychiatry | 24 | 1.1K | 112 | 118 |
| 116 | Metabolism | 23 | 1.1K | 1102 | 1411 |
| 117 | health services | 37 | 1.1K | 29 | 31 |
| 118 | Virulence | 11 | 1.1K | 516 | 436 |
| 119 | Pollution | 38 | 1.1K | 1257 | 2628 |
| 120 | Eating Disorders | 28 | 1.1K | 128 | 135 |
| 121 | Nervous system | 9 | 1.1K | 2157 | 1138 |
| 122 | Pediatric Neurology | 8 | 1.1K | 701 | 556 |
| 123 | urban health | 25 | 1.1K | 18 | 19 |
| 124 | Parasites | 30 | 1.1K | 84 | 95 |
| 125 | Insect biochemistry | 12 | 1.0K | 66 | 31 |
| 126 | Hypertension | 13 | 1.0K | 641 | 582 |
| 127 | Pathology | 17 | 1.0K | 950 | 921 |
| 128 | Health | 34 | 1.0K | 217 | 298 |
| 129 | Pharmacogenetics | 19 | 1.0K | 54 | 104 |
| 130 | Demography | 19 | 985 | 74 | 77 |
| 131 | carcinogens | 13 | 981 | 208 | 131 |
| 132 | Feeding and Eating Disorders | 25 | 975 | 133 | 145 |
| 133 | Women's health | 40 | 964 | 64 | 105 |
| 134 | occupational diseases | 21 | 961 | 95 | 100 |
| 135 | Perception | 38 | 950 | 179 | 420 |
| 136 | Genetic Research | 16 | 944 | 6 | 8 |
| 137 | Pharmacology | 34 | 918 | 2338 | 3308 |
| 138 | chronic disease | 33 | 903 | 12 | 25 |
| 139 | Suicide | 8 | 891 | 113 | 32 |
| 140 | Mathematics | 25 | 882 | 2780 | 1396 |
| 141 | behavioral medicine | 24 | 877 | 187 | 393 |
| 142 | Primary health care | 38 | 863 | 107 | 171 |
| 143 | nucleic acids | 7 | 858 | 1736 | 1146 |
| 144 | human behavior | 13 | 822 | 1063 | 1209 |
| 145 | Occupational Health | 16 | 791 | 147 | 104 |
| 146 | psychotherapy | 14 | 772 | 416 | 407 |
| 147 | mutagens | 10 | 768 | 219 | 170 |
| 148 | environmental protection | 20 | 753 | 683 | 941 |
| 148 | Oncogenes | 8 | 753 | 1000 | 896 |
| 150 | Neurophysiology | 8 | 738 | 4314 | 2984 |
| 151 | medical education | 24 | 736 | 258 | 263 |
| 152 | Molecular evolution | 11 | 735 | 559 | 542 |
| 153 | drug control | 33 | 728 | 14 | 21 |
| 154 | Environmental Policy | 15 | 723 | 850 | 1189 |
| 155 | Sleep | 13 | 715 | 578 | 435 |
| 156 | Developmental Biology | 11 | 705 | 1630 | 1899 |
| 157 | Psychiatric Epidemiology | 12 | 703 | 117 | 99 |
| 158 | probabilities | 8 | 691 | 744 | 136 |
| 159 | Visual Perception | 34 | 689 | 107 | 508 |
| 159 | Memory | 34 | 689 | 190 | 704 |
| 159 | Attention | 34 | 689 | 123 | 517 |
| 162 | infection | 9 | 684 | 612 | 355 |
| 163 | rehabilitation | 17 | 682 | 498 | 576 |
| 164 | drug therapy | 17 | 680 | 747 | 763 |
| 165 | Child Development | 16 | 669 | 651 | 695 |
| 166 | Child welfare | 26 | 667 | 39 | 59 |
| 166 | Transplantation | 6 | 667 | 981 | 573 |
| 168 | Sleep Disorders | 11 | 657 | 703 | 463 |
| 169 | Clinical Psychology | 13 | 640 | 367 | 428 |
| 170 | Environmental Law | 13 | 638 | 246 | 416 |
| 171 | Child | 23 | 634 | 591 | 706 |
| 172 | Adolescent | 29 | 631 | 284 | 489 |
| 173 | health services accessibility | 35 | 613 | 52 | 134 |
| 174 | Liver diseases | 14 | 602 | 358 | 810 |
| 175 | Social Sciences | 22 | 597 | 239 | 378 |
| 176 | health planning | 13 | 590 | 612 | 299 |
| 177 | Infertility | 19 | 581 | 229 | 387 |
| 177 | fertility | 19 | 581 | 235 | 409 |
| 179 | Neurons | 2 | 542 | 1716 | 1688 |
| 180 | biological evolution | 10 | 539 | 1210 | 1539 |
| 181 | Maternal health services | 18 | 531 | 45 | 54 |
| 182 | Tropical Medicine | 21 | 527 | 176 | 183 |
| 183 | Medical innovations | 8 | 519 | 427 | 1049 |
| 184 | Therapeutics | 19 | 512 | 372 | 930 |
| 185 | Global Health | 30 | 509 | 73 | 134 |
| 186 | drug abuse | 16 | 508 | 84 | 84 |
| 187 | Invertebrates | 9 | 506 | 81 | 37 |
| 188 | Bacterial infections | 4 | 503 | 562 | 577 |
| 189 | Molecular Microbiology | 7 | 501 | 643 | 743 |
| 190 | Research Design | 28 | 495 | 50 | 295 |
| 191 | Adolescent Medicine | 12 | 491 | 157 | 388 |
| 192 | Histology | 5 | 483 | 2645 | 1207 |
| 192 | Dermatology | 16 | 483 | 674 | 691 |
| 194 | mycoses | 3 | 478 | 734 | 583 |
| 195 | sanitation | 15 | 462 | 539 | 1444 |
| 196 | Malaria | 7 | 461 | 294 | 154 |
| 197 | pain | 12 | 458 | 536 | 770 |
| 198 | Botany | 6 | 457 | 4701 | 3336 |
| 199 | Clinical Trials | 26 | 456 | 35 | 57 |
| 200 | personality | 1 | 446 | 2294 | 635 |
| 201 | disease outbreaks | 10 | 444 | 143 | 202 |
| 201 | Epidemics | 10 | 444 | 140 | 202 |
| 203 | Developing countries | 9 | 437 | 634 | 418 |
| 204 | Geriatric Psychiatry | 11 | 435 | 270 | 251 |
| 205 | eugenics | 19 | 423 | 16 | 73 |
| 206 | drug development | 7 | 420 | 499 | 1205 |
| 207 | Chemotherapy | 3 | 417 | 1466 | 346 |
| 207 | mental health policy | 14 | 417 | 22 | 29 |
| 209 | Palliative Care | 12 | 389 | 180 | 188 |
| 210 | Cell differentiation | 6 | 387 | 2165 | 2753 |
| 210 | feeding behavior | 11 | 387 | 202 | 286 |
| 212 | Post-traumatic stress disorder | 13 | 386 | 205 | 316 |
| 213 | Socioeconomic Factors | 15 | 362 | 60 | 116 |
| 214 | Biophysics | 11 | 361 | 9374 | 9744 |
| 215 | Infections | 3 | 360 | 1111 | 631 |
| 216 | environmental pollution | 14 | 359 | 2374 | 4108 |
| 217 | Evolution | 7 | 357 | 1401 | 1601 |
| 218 | Analytical Chemistry | 5 | 356 | 7045 | 4297 |
| 219 | Elderly | 18 | 355 | 76 | 66 |
| 220 | Neuroimmunology | 3 | 354 | 937 | 549 |
| 221 | Child psychology | 10 | 333 | 801 | 1113 |
| 222 | men | 5 | 326 | 27 | 9 |
| 223 | Psychoneuroimmunology | 2 | 324 | 1121 | 518 |
| 224 | Green Chemistry | 2 | 319 | 3510 | 1744 |
| 225 | Cognition | 4 | 316 | 1967 | 1158 |
| 226 | Hemodynamics | 5 | 314 | 498 | 513 |
| 227 | Schizophrenia | 9 | 310 | 628 | 867 |
| 227 | Reproduction | 10 | 310 | 1551 | 1874 |
| 229 | Bipolar Disorder | 3 | 309 | 393 | 241 |
| 230 | Cytogenetics | 4 | 305 | 2139 | 2274 |
| 230 | scientific societies | 6 | 305 | 395 | 274 |
| 232 | ecosystem | 3 | 304 | 1255 | 772 |
| 232 | Biodiversity | 3 | 304 | 2608 | 1329 |
| 234 | Cerebellum | 3 | 303 | 261 | 128 |
| 234 | Cerebellar ataxia | 3 | 303 | 261 | 128 |
| 236 | Bacteriology | 17 | 300 | 725 | 2226 |
| 236 | harm reduction | 8 | 300 | 34 | 29 |
| 238 | Community Psychology | 10 | 298 | 90 | 204 |
| 238 | Quality of life | 8 | 298 | 512 | 732 |
| 240 | System analysis | 5 | 294 | 2080 | 958 |
| 241 | Anxiety Disorders | 4 | 291 | 442 | 451 |
| 241 | international cooperation | 8 | 291 | 105 | 184 |
| 243 | Recycling | 1 | 284 | 998 | 352 |
| 244 | Leukemia | 10 | 282 | 575 | 1041 |
| 245 | Population Genetics | 6 | 279 | 811 | 1014 |
| 246 | healthcare disparities | 17 | 278 | 39 | 107 |
| 246 | Chromosomes | 5 | 278 | 651 | 530 |
| 248 | Physical Therapy | 7 | 277 | 653 | 832 |
| 249 | Economic Development | 3 | 274 | 1112 | 778 |
| 250 | Chemical Engineering | 2 | 273 | 11720 | 5974 |
| 251 | Embryology | 3 | 272 | 3300 | 2671 |
| 252 | Learning | 6 | 269 | 992 | 900 |
| 253 | Neuropsychiatry | 8 | 267 | 460 | 616 |
| 254 | Systems Biology | 11 | 265 | 399 | 953 |
| 255 | free radicals | 3 | 263 | 2313 | 1852 |
| 256 | Information Systems | 6 | 261 | 427 | 412 |
| 256 | Operations Research | 6 | 261 | 1440 | 1026 |
| 258 | Radiobiology | 8 | 260 | 1026 | 1391 |
| 259 | Public opinion | 3 | 259 | 277 | 135 |
| 259 | toxicity testing | 2 | 259 | 742 | 157 |
| 261 | calcification | 2 | 254 | 766 | 229 |
| 262 | Meteorology | 1 | 253 | 5884 | 2170 |
| 262 | Prisons | 9 | 253 | 20 | 4 |
| 264 | Molecular ecology | 5 | 240 | 829 | 1136 |
| 265 | Anxiety | 3 | 239 | 544 | 529 |
| 266 | Culture | 7 | 238 | 159 | 85 |
| 267 | Dietetics | 5 | 236 | 430 | 249 |
| 267 | economic policy | 5 | 236 | 1316 | 706 |
| 269 | Sports Medicine | 8 | 233 | 1354 | 1696 |
| 270 | Molecular Genetics | 5 | 228 | 1880 | 2152 |
| 271 | breastfeeding | 15 | 223 | 56 | 141 |
| 272 | Anatomy | 4 | 222 | 3198 | 3016 |
| 272 | Family Therapy | 3 | 222 | 638 | 225 |
| 272 | child mental health | 3 | 222 | 405 | 166 |
| 275 | Genetic Toxicology | 2 | 220 | 460 | 234 |
| 276 | arthritis | 3 | 219 | 1102 | 849 |
| 276 | violence | 10 | 219 | 152 | 401 |
| 278 | Neurochemistry | 6 | 218 | 4198 | 4773 |
| 278 | warfare | 4 | 218 | 135 | 150 |
| 280 | Pregnancy | 8 | 216 | 325 | 427 |
| 281 | Geriatric Pharmacology | 1 | 212 | 519 | 87 |
| 281 | Communication | 8 | 212 | 497 | 1057 |
| 283 | child abuse | 8 | 210 | 259 | 529 |
| 284 | Psychiatric hospitals | 4 | 207 | 138 | 129 |
| 285 | Communication in medicine | 7 | 206 | 107 | 161 |
| 286 | Crisis Intervention | 1 | 205 | 273 | 42 |
| 286 | Business | 3 | 205 | 908 | 646 |
| 286 | Mites | 8 | 205 | 64 | 45 |
| 289 | Social work | 23 | 204 | 58 | 297 |
| 290 | Sustainable Engineering | 1 | 203 | 4531 | 1744 |
| 291 | Medical Technology | 6 | 202 | 537 | 908 |
| 291 | sadness | 2 | 202 | 67 | 4 |
| 291 | death | 2 | 202 | 115 | 4 |
| 291 | antisocial personality disorder | 2 | 202 | 67 | 4 |
| 295 | cell physiology | 3 | 199 | 3368 | 3185 |
| 296 | Genes | 7 | 196 | 532 | 729 |
| 297 | Economic History | 7 | 194 | 1599 | 1230 |
| 298 | Ethnology | 10 | 190 | 160 | 281 |
| 299 | Human Rights | 1 | 188 | 949 | 104 |
| 300 | Developmental Disabilities | 5 | 180 | 822 | 1181 |
| 300 | Growth | 3 | 180 | 2004 | 2613 |
| 302 | Depression | 2 | 179 | 463 | 500 |
| 303 | Rheumatology | 2 | 176 | 1587 | 852 |
| 304 | War and Society | 2 | 173 | 181 | 158 |
| 304 | peace | 2 | 173 | 355 | 248 |
| 306 | Cell death | 2 | 171 | 3766 | 3121 |
| 307 | Nursing | 10 | 169 | 677 | 773 |
| 308 | ethnicity | 5 | 168 | 120 | 89 |
| 309 | Recombinant DNA | 4 | 167 | 1591 | 1361 |
| 310 | Antiviral agents | 3 | 163 | 74 | 59 |
| 310 | Human biology | 15 | 163 | 95 | 255 |
| 312 | health and race | 3 | 162 | 66 | 66 |
| 312 | Sports | 3 | 162 | 1982 | 1464 |
| 312 | ethnic groups | 3 | 162 | 131 | 108 |
| 315 | Genetic engineering | 4 | 161 | 2869 | 3743 |
| 316 | Teratology | 3 | 158 | 313 | 293 |
| 316 | air quality management | 3 | 158 | 332 | 285 |
| 316 | Molecular cloning | 3 | 158 | 1950 | 1310 |
| 316 | Genetic recombination | 3 | 158 | 1874 | 1288 |
| 316 | indoor air pollution | 3 | 158 | 300 | 246 |
| 316 | Ventilation | 3 | 158 | 420 | 282 |
| 316 | Sick building syndrome | 3 | 158 | 300 | 246 |
| 323 | Human Capital | 2 | 155 | 67 | 22 |
| 323 | Birth control | 11 | 155 | 70 | 282 |
| 325 | Statistical models | 3 | 154 | 100 | 39 |
| 325 | mammals | 2 | 154 | 1372 | 624 |
| 327 | Social policy | 3 | 152 | 570 | 297 |
| 328 | Data Mining | 2 | 151 | 2126 | 1302 |
| 329 | Reproductive health | 12 | 148 | 132 | 503 |
| 329 | Autism | 2 | 148 | 990 | 744 |
| 331 | Chronobiology | 1 | 147 | 1105 | 287 |
| 331 | Circadian rhythms | 1 | 147 | 801 | 273 |
| 331 | biological clocks | 1 | 147 | 1105 | 287 |
| 331 | circadian rhythm | 1 | 147 | 1105 | 287 |
| 331 | biological rhythms | 1 | 147 | 1048 | 283 |
| 336 | Urology | 8 | 145 | 1357 | 2440 |
| 337 | Information Retrieval | 1 | 144 | 519 | 220 |
| 338 | Immunopharmacology | 6 | 142 | 756 | 1162 |
| 339 | abnormalities | 2 | 141 | 216 | 147 |
| 340 | Acarology | 3 | 139 | 122 | 66 |
| 340 | Ticks | 3 | 139 | 121 | 66 |
| 340 | Acari | 3 | 139 | 121 | 66 |
| 343 | Audiology | 2 | 138 | 1370 | 807 |
| 344 | Neonatology | 4 | 137 | 339 | 384 |
| 344 | homosexuality | 8 | 137 | 54 | 240 |
| 346 | Food | 7 | 135 | 2608 | 5101 |
| 346 | Lipids | 2 | 135 | 2630 | 2217 |
| 348 | Immunopathology | 7 | 134 | 933 | 2106 |
| 348 | blood transfusion | 7 | 134 | 328 | 550 |
| 350 | Population | 6 | 132 | 362 | 786 |
| 351 | Autoantibodies | 1 | 129 | 1475 | 726 |
| 351 | Autoimmunity | 1 | 129 | 2087 | 1212 |
| 351 | Autoimmune diseases | 1 | 129 | 1658 | 794 |
| 351 | proteins | 3 | 129 | 3856 | 3391 |
| 355 | Food Microbiology | 2 | 128 | 1979 | 1951 |
| 355 | adolescence | 7 | 128 | 401 | 872 |
| 355 | Proteome | 2 | 128 | 2515 | 2338 |
| 355 | Foodborne diseases | 2 | 128 | 259 | 137 |
| 359 | primary prevention | 4 | 127 | 199 | 252 |
| 359 | Genetic therapy | 4 | 127 | 1414 | 2473 |
| 361 | Quality Assurance | 5 | 126 | 68 | 64 |
| 361 | Randomized Controlled Trials | 9 | 126 | 337 | 573 |
| 361 | Safety management | 5 | 126 | 184 | 161 |
| 364 | RNA | 3 | 124 | 605 | 776 |
| 365 | Environmental pollutants | 7 | 123 | 1232 | 3096 |
| 366 | Neurobiology | 2 | 122 | 5743 | 5680 |
| 366 | Forensic Psychiatry | 5 | 122 | 362 | 374 |
| 366 | Aggression | 2 | 122 | 506 | 418 |
| 369 | Geriatric Oncology | 4 | 120 | 364 | 613 |
| 370 | Criminal psychology | 5 | 119 | 445 | 493 |
| 370 | industrial hygiene | 8 | 119 | 234 | 346 |
| 372 | Precision medicine | 2 | 118 | 196 | 82 |
| 372 | Globalization | 6 | 118 | 70 | 304 |
| 372 | Agriculture | 5 | 118 | 1422 | 2142 |
| 375 | management | 4 | 117 | 1875 | 2551 |
| 376 | Probability | 4 | 116 | 328 | 446 |
| 376 | Risk Management | 4 | 116 | 255 | 436 |
| 376 | Environmental Management | 1 | 116 | 8524 | 5426 |
| 376 | Financial management | 4 | 116 | 137 | 347 |
| 376 | Risk | 4 | 116 | 230 | 447 |
| 376 | Asia | 3 | 116 | 2636 | 1208 |
| 376 | Appetite | 4 | 116 | 485 | 789 |
| 383 | histological techniques | 2 | 115 | 1317 | 1536 |
| 384 | behavior therapy | 5 | 114 | 449 | 635 |
| 385 | Youth | 5 | 113 | 263 | 673 |
| 385 | Decision making | 4 | 113 | 783 | 1114 |
| 385 | DNA polymerases | 1 | 113 | 1161 | 1454 |
| 388 | Family | 4 | 112 | 630 | 667 |
| 388 | cytokines | 5 | 112 | 954 | 2136 |
| 390 | counseling | 4 | 111 | 1172 | 1278 |
| 391 | Europe | 10 | 110 | 1604 | 4064 |
| 392 | Water | 2 | 109 | 4795 | 5101 |
| 392 | Religion and Psychology | 3 | 109 | 304 | 163 |
| 394 | Physical fitness | 2 | 107 | 1333 | 1121 |
| 395 | Religion | 3 | 106 | 418 | 170 |
| 396 | families | 3 | 104 | 570 | 388 |
| 397 | pollutants | 6 | 102 | 1013 | 2898 |
| 397 | Digestive system diseases | 3 | 102 | 781 | 882 |
| 399 | Cultural Studies | 2 | 100 | 121 | 38 |
| 399 | Religion and Culture | 2 | 100 | 205 | 68 |
| 399 | Production Management | 1 | 100 | 1292 | 1011 |
| 399 | Sexuality | 6 | 100 | 70 | 168 |
| 399 | Criminal behavior | 3 | 100 | 96 | 65 |
| 399 | child behavior | 4 | 100 | 165 | 372 |
| 405 | Political Science | 6 | 99 | 583 | 761 |
| 405 | Nanotechnology | 1 | 99 | 23475 | 16147 |
| 405 | China | 11 | 99 | 1399 | 3843 |
| 408 | Patient education | 2 | 98 | 798 | 767 |
| 409 | Multivariate Analysis | 6 | 97 | 174 | 326 |
| 410 | Obsessive-Compulsive Disorder | 1 | 96 | 204 | 54 |
| 411 | Zoology | 1 | 95 | 6327 | 2924 |
| 411 | Clinical Immunology | 5 | 95 | 938 | 2060 |
| 413 | Protozoa | 1 | 94 | 674 | 297 |
| 414 | Geophysics | 2 | 93 | 6795 | 5764 |
| 414 | Water pollution | 3 | 93 | 3777 | 5116 |
| 414 | women | 3 | 93 | 321 | 287 |
| 417 | Southern states | 1 | 92 | 457 | 79 |
| 418 | Long-Term Care | 7 | 90 | 198 | 710 |
| 418 | Long-term care facilities | 7 | 90 | 198 | 708 |
| 418 | soil microbiology | 2 | 90 | 2513 | 3636 |
| 418 | Soil biology | 1 | 90 | 1797 | 1523 |
| 422 | Heart Failure | 2 | 88 | 275 | 423 |
| 423 | Homelessness | 3 | 85 | 7 | 2 |
| 423 | Psychological Stress | 3 | 85 | 7 | 2 |
| 423 | Mass Spectrometry | 4 | 85 | 1013 | 1581 |
| 423 | Drug discovery | 2 | 85 | 220 | 280 |
| 427 | monitoring | 4 | 84 | 46 | 69 |
| 427 | Stress | 3 | 84 | 111 | 230 |
| 427 | diseases | 1 | 84 | 502 | 1346 |
| 427 | Disease | 1 | 84 | 590 | 1414 |
| 431 | Engineering | 15 | 83 | 1562 | 7490 |
| 431 | Atmospheric Chemistry | 1 | 83 | 1841 | 1613 |
| 431 | Atmospheric Physics | 1 | 83 | 3244 | 2293 |
| 434 | Pharmacy | 3 | 82 | 3648 | 4397 |
| 434 | Pacific Islands | 2 | 82 | 161 | 45 |
| 436 | Developmental Genetics | 3 | 81 | 849 | 2035 |
| 436 | animal diseases | 3 | 81 | 484 | 474 |
| 436 | Sociobiology | 5 | 81 | 93 | 230 |
| 436 | drugs | 7 | 81 | 1359 | 4098 |
| 440 | Sustainable Development | 1 | 79 | 4263 | 3007 |
| 440 | Landscape Ecology | 1 | 79 | 758 | 637 |
| 440 | sustainability | 1 | 79 | 1738 | 1583 |
| 443 | Stem cells | 1 | 78 | 6894 | 5425 |
| 444 | poverty | 3 | 77 | 131 | 305 |
| 445 | Bioethics | 3 | 76 | 611 | 562 |
| 445 | Politics | 4 | 76 | 65 | 123 |
| 445 | government | 4 | 76 | 227 | 350 |
| 448 | Humanities | 3 | 75 | 560 | 519 |
| 449 | plant molecular biology | 1 | 74 | 4408 | 4571 |
| 449 | Plants | 1 | 74 | 5701 | 4898 |
| 451 | Contraception | 5 | 73 | 351 | 814 |
| 452 | epilepsy | 3 | 72 | 1243 | 1644 |
| 452 | Growth factors | 1 | 72 | 548 | 730 |
| 454 | Behavioral research | 5 | 71 | 185 | 337 |
| 455 | Diagnosis | 2 | 70 | 361 | 361 |
| 456 | Archaeology | 1 | 68 | 2523 | 1437 |
| 456 | Medical Ethics | 4 | 68 | 648 | 902 |
| 456 | residential treatment | 1 | 68 | 208 | 75 |
| 456 | Sites | 1 | 68 | 946 | 835 |
| 456 | world | 3 | 68 | 289 | 667 |
| 456 | sexual behavior | 4 | 68 | 546 | 1284 |
| 462 | Lipid metabolism | 1 | 67 | 1024 | 953 |
| 462 | Diagnostic Imaging | 4 | 67 | 2775 | 4849 |
| 462 | society | 1 | 67 | 116 | 36 |
| 462 | Lipid | 1 | 67 | 1027 | 958 |
| 466 | consumer behavior | 2 | 66 | 201 | 312 |
| 466 | Inflammation | 2 | 66 | 2271 | 3910 |
| 468 | Ophthalmology | 5 | 64 | 2074 | 4347 |
| 468 | economic forecasting | 1 | 64 | 319 | 277 |
| 468 | Forecasting | 1 | 64 | 580 | 399 |
| 468 | women's rights | 4 | 64 | 47 | 119 |
| 468 | atmospheric models | 3 | 64 | 481 | 909 |
| 468 | ethanol | 4 | 64 | 333 | 701 |
| 474 | Econometrics | 3 | 63 | 1196 | 1261 |
| 474 | Thrombosis | 2 | 63 | 2112 | 2916 |
| 474 | Immunogenetics | 2 | 63 | 980 | 1227 |
| 477 | occupational health and safety | 4 | 62 | 84 | 120 |
| 478 | Familial diseases | 2 | 61 | 250 | 286 |
| 479 | Evidence-Based Medicine | 1 | 60 | 1252 | 938 |
| 480 | disabilities | 1 | 59 | 1532 | 991 |
| 481 | Transportation Engineering | 1 | 58 | 549 | 418 |
| 481 | Criminology | 5 | 58 | 526 | 903 |
| 481 | Criminal Law | 4 | 58 | 126 | 297 |
| 481 | Transportation | 1 | 58 | 3524 | 2632 |
| 481 | Transport | 1 | 58 | 775 | 653 |
| 481 | Social problems | 1 | 58 | 752 | 436 |
| 481 | Earth Sciences | 4 | 58 | 3176 | 5478 |
| 488 | dual diagnosis | 3 | 57 | 57 | 67 |
| 489 | Asthma | 3 | 56 | 582 | 976 |
| 490 | Biomechanics | 1 | 55 | 4150 | 3465 |
| 490 | Vision | 2 | 55 | 1033 | 1484 |
| 492 | Cybernetics | 1 | 54 | 4196 | 3679 |
| 492 | Ergonomics | 1 | 54 | 1680 | 1083 |
| 492 | Hormones | 1 | 54 | 4904 | 4423 |
| 495 | Respiratory system | 3 | 53 | 415 | 1245 |
| 495 | Korea | 3 | 53 | 321 | 244 |
| 497 | complementary therapies | 3 | 52 | 1578 | 3632 |
| 497 | Mood Disorders | 1 | 52 | 26 | 55 |
| 497 | Screening | 4 | 52 | 54 | 218 |
| 497 | Dementia | 9 | 52 | 592 | 2313 |
| 497 | Alzheimer's disease | 9 | 52 | 693 | 2849 |
| 497 | Muscles | 3 | 52 | 918 | 2440 |
| 503 | health workforce | 2 | 51 | 140 | 323 |
| 503 | Lymphatic system | 2 | 51 | 90 | 144 |
| 503 | liver | 2 | 51 | 244 | 352 |
| 503 | hygiene | 3 | 51 | 345 | 791 |
| 507 | Neurotoxicology | 2 | 50 | 835 | 1691 |
| 507 | dissociative disorders | 1 | 50 | 167 | 146 |
| 509 | Occupational Therapy | 1 | 49 | 1944 | 957 |
| 509 | Development | 1 | 49 | 970 | 815 |
| 509 | Economic Assistance | 1 | 49 | 653 | 579 |
| 509 | Bacterial diseases | 1 | 49 | 442 | 471 |
| 513 | Systems Analysis | 1 | 48 | 2048 | 1225 |
| 513 | Genetic disorders | 2 | 48 | 718 | 1134 |
| 513 | Technology | 3 | 48 | 6993 | 11047 |
| 513 | Personality Assessment | 1 | 48 | 778 | 833 |
| 517 | Telemedicine | 2 | 47 | 310 | 660 |
| 517 | Neuromuscular diseases | 2 | 47 | 952 | 1490 |
| 517 | human development | 3 | 47 | 674 | 1542 |
| 520 | Computer Vision | 1 | 45 | 2585 | 2657 |
| 520 | Public Health Administration | 3 | 45 | 78 | 108 |
| 520 | Image Processing | 1 | 45 | 5711 | 4939 |
| 520 | War | 2 | 45 | 128 | 192 |
| 520 | refugees | 2 | 45 | 174 | 270 |
| 525 | Pharmacogenomics | 1 | 44 | 651 | 835 |
| 526 | Alternative Medicine | 2 | 43 | 2280 | 4193 |
| 526 | family policy | 1 | 43 | 10 | 10 |
| 526 | vascular diseases | 1 | 43 | 2121 | 2852 |
| 529 | Developmental Psychology | 3 | 42 | 1038 | 2122 |
| 529 | Exercise therapy | 2 | 42 | 307 | 407 |
| 531 | Nutrition physiology | 2 | 41 | 895 | 1759 |
| 531 | Sustainable agriculture | 1 | 41 | 1134 | 1034 |
| 531 | hospice care | 4 | 41 | 301 | 840 |
| 534 | Radiology | 7 | 40 | 603 | 2274 |
| 534 | Urban Policy | 1 | 40 | 1379 | 1426 |
| 534 | Lung Transplantation | 1 | 40 | 907 | 989 |
| 534 | Heart transplantation | 1 | 40 | 907 | 989 |
| 534 | psychopathology | 1 | 40 | 596 | 606 |
| 534 | cross-cultural comparison | 2 | 40 | 521 | 715 |
| 534 | urban forestry | 1 | 40 | 359 | 373 |
| 534 | social marketing | 1 | 40 | 35 | 24 |
| 542 | Lymphoma | 4 | 39 | 220 | 392 |
| 542 | Multiple Myeloma | 4 | 39 | 217 | 371 |
| 542 | industrial relations | 2 | 39 | 499 | 536 |
| 542 | Antigens | 2 | 39 | 1315 | 2199 |
| 542 | social aspects | 3 | 39 | 27 | 67 |
| 542 | sex crimes | 5 | 39 | 56 | 382 |
| 548 | Oxidative stress | 1 | 38 | 2511 | 4240 |
| 548 | mutation | 3 | 38 | 544 | 1743 |
| 548 | Urban Education | 2 | 38 | 87 | 128 |
| 548 | Wound healing | 1 | 38 | 47 | 133 |
| 548 | wound care | 1 | 38 | 47 | 133 |
| 548 | Fibrosis | 1 | 38 | 47 | 133 |
| 548 | Neuropharmacology | 2 | 38 | 916 | 1823 |
| 548 | Kidney diseases | 3 | 38 | 1081 | 2485 |
| 548 | Oxidation-reduction | 1 | 38 | 2796 | 4636 |
| 557 | water supply | 2 | 36 | 1221 | 2580 |
| 557 | Minority Health | 1 | 36 | 110 | 118 |
| 559 | Animal Behavior | 1 | 35 | 5956 | 7592 |
| 559 | Emerging infectious diseases | 1 | 35 | 539 | 741 |
| 559 | Ethology | 1 | 35 | 4350 | 5987 |
| 559 | Africa | 3 | 35 | 1386 | 1995 |
| 563 | Cross-Cultural Studies | 1 | 34 | 1069 | 925 |
| 563 | gene therapy | 2 | 34 | 2402 | 5664 |
| 563 | drinking water | 1 | 34 | 196 | 128 |
| 566 | Hydrology | 1 | 33 | 6146 | 6206 |
| 566 | patient satisfaction | 1 | 33 | 164 | 61 |
| 566 | body temperature | 2 | 33 | 524 | 881 |
| 566 | weight loss | 3 | 33 | 122 | 318 |
| 570 | Medical Physics | 1 | 32 | 5539 | 5879 |
| 570 | Social stigma | 2 | 32 | 2 | 10 |
| 570 | Reading | 1 | 32 | 707 | 644 |
| 570 | Social behavior | 2 | 32 | 1970 | 3611 |
| 570 | Membranes | 2 | 32 | 4050 | 6984 |
| 570 | adulthood | 1 | 32 | 135 | 134 |
| 576 | Educational Psychology | 1 | 31 | 2650 | 2762 |
| 576 | Laser therapy | 1 | 31 | 906 | 687 |
| 576 | individual differences | 1 | 31 | 415 | 572 |
| 579 | Quantitative Research | 1 | 30 | 321 | 482 |
| 579 | educational planning | 1 | 30 | 491 | 710 |
| 581 | Immunochemistry | 1 | 29 | 2935 | 3255 |
| 582 | Biofeedback | 1 | 28 | 156 | 271 |
| 582 | Microorganisms | 2 | 28 | 1594 | 4420 |
| 584 | Climatology | 2 | 27 | 2513 | 4805 |
| 584 | bioclimatology | 2 | 27 | 972 | 2229 |
| 584 | Climate | 2 | 27 | 526 | 1439 |
| 584 | weather | 2 | 27 | 490 | 1352 |
| 584 | sex differences | 1 | 27 | 275 | 602 |
| 589 | General Surgery | 2 | 26 | 886 | 1445 |
| 589 | Vaccination | 4 | 26 | 60 | 634 |
| 589 | software | 2 | 26 | 1026 | 2805 |
| 592 | Dental Public Health | 3 | 25 | 163 | 404 |
| 592 | terrorism | 2 | 25 | 207 | 358 |
| 592 | Histocompatibility Testing | 1 | 25 | 1079 | 1509 |
| 592 | social conflict | 2 | 25 | 119 | 283 |
| 592 | Bacteria | 1 | 25 | 559 | 1146 |
| 597 | Education | 4 | 24 | 2881 | 7513 |
| 597 | Nephrology | 2 | 24 | 844 | 2013 |
| 597 | Pediatric Hematology | 1 | 24 | 1087 | 793 |
| 597 | nuclear magnetic resonance | 1 | 24 | 2924 | 3029 |
| 597 | Reproductive toxicology | 1 | 24 | 1033 | 1588 |
| 597 | Magnetic Resonance Spectroscopy | 1 | 24 | 2926 | 3040 |
| 597 | Astrocytes | 1 | 24 | 1475 | 3011 |
| 604 | Environmental Microbiology | 2 | 23 | 2459 | 6851 |
| 604 | Signal Transduction | 1 | 23 | 5993 | 8903 |
| 604 | Brain | 1 | 23 | 13101 | 16324 |
| 604 | cell interaction | 1 | 23 | 3769 | 5792 |
| 604 | planning | 1 | 23 | 1161 | 1275 |
| 604 | Bereavement | 1 | 23 | 224 | 286 |
| 610 | Radiography | 3 | 22 | 959 | 3150 |
| 610 | Disease management | 1 | 22 | 158 | 178 |
| 610 | feminist anthropology | 1 | 22 | 15 | 7 |
| 613 | Clinical Biochemistry | 2 | 21 | 2355 | 5728 |
| 613 | Clinical Pharmacology | 1 | 21 | 4766 | 6373 |
| 613 | Cost of illness | 1 | 21 | 56 | 75 |
| 613 | Gene expression regulation | 1 | 21 | 3427 | 5159 |
| 613 | DNA methylation | 1 | 21 | 690 | 1582 |
| 613 | drug toxicity | 1 | 21 | 1091 | 1989 |
| 619 | Language Acquisition | 2 | 20 | 79 | 198 |
| 619 | Hemostasis | 1 | 20 | 1853 | 2614 |
| 619 | rural health | 3 | 20 | 142 | 612 |
| 619 | masculinity | 1 | 20 | 48 | 134 |
| 619 | Australia | 3 | 20 | 2244 | 5438 |
| 619 | Bones | 1 | 20 | 2402 | 4416 |
| 625 | Anthropology | 3 | 19 | 1283 | 3562 |
| 625 | Geriatric Nursing | 2 | 19 | 490 | 913 |
| 625 | Biopharmaceutics | 1 | 19 | 2865 | 4826 |
| 625 | Food Policy | 2 | 19 | 258 | 842 |
| 625 | Pharmacokinetics | 1 | 19 | 2246 | 3754 |
| 625 | Animal genetics | 1 | 19 | 1108 | 1560 |
| 625 | biomedicine | 1 | 19 | 1393 | 2748 |
| 625 | enzymes | 1 | 19 | 5019 | 7112 |
| 633 | Adolescent Psychology | 3 | 18 | 830 | 2463 |
| 633 | population policy | 1 | 18 | 268 | 355 |
| 635 | Marine Biology | 2 | 17 | 4117 | 8814 |
| 635 | Vocational Education | 2 | 17 | 546 | 1203 |
| 635 | Labor Economics | 1 | 17 | 486 | 554 |
| 635 | elder abuse | 2 | 17 | 282 | 874 |
| 635 | Cost control | 1 | 17 | 91 | 143 |
| 635 | Labor Unions | 1 | 17 | 202 | 152 |
| 635 | Marine Pollution | 2 | 17 | 1242 | 3559 |
| 635 | Sexual health | 4 | 17 | 505 | 2296 |
| 635 | risk factors | 2 | 17 | 577 | 1914 |
| 635 | North America | 2 | 17 | 841 | 1927 |
| 635 | Student Health Services | 2 | 17 | 323 | 939 |
| 635 | drug evaluation | 1 | 17 | 3334 | 5634 |
| 635 | Primates | 1 | 17 | 1632 | 2176 |
| 635 | Menopause | 2 | 17 | 356 | 1029 |
| 649 | Dentistry | 3 | 16 | 1098 | 2367 |
| 649 | Experimental Design | 2 | 16 | 329 | 600 |
| 649 | Quality Control | 2 | 16 | 2254 | 5633 |
| 649 | Social welfare | 4 | 16 | 209 | 1306 |
| 649 | Enteral nutrition | 1 | 16 | 2201 | 4021 |
| 649 | Parenteral nutrition | 1 | 16 | 2937 | 5015 |
| 649 | Mitochondria | 1 | 16 | 504 | 1288 |
| 656 | Clinical Chemistry | 2 | 15 | 7734 | 16368 |
| 656 | Respiratory Infections | 2 | 15 | 254 | 822 |
| 656 | Jurisprudence | 2 | 15 | 1216 | 2882 |
| 656 | Influenza | 2 | 15 | 144 | 594 |
| 660 | biochemical markers | 2 | 14 | 666 | 3305 |
| 660 | recreation | 1 | 14 | 841 | 1163 |
| 660 | Multiple sclerosis | 1 | 14 | 1312 | 1728 |
| 660 | Exercise | 2 | 14 | 1698 | 4182 |
| 660 | sports injuries | 1 | 14 | 982 | 1529 |
| 660 | gastrointestinal tract | 1 | 14 | 684 | 1979 |
| 666 | Industrial Microbiology | 2 | 13 | 3929 | 10471 |
| 666 | Green Technology | 1 | 13 | 673 | 1423 |
| 666 | Identity | 1 | 13 | 187 | 342 |
| 666 | Self | 1 | 13 | 252 | 432 |
| 666 | Thorax | 1 | 13 | 987 | 1796 |
| 671 | Nonparametric Statistics | 2 | 12 | 182 | 310 |
| 671 | Animal health | 1 | 12 | 822 | 1098 |
| 671 | Travel | 1 | 12 | 1197 | 2030 |
| 671 | Atherosclerosis | 1 | 12 | 177 | 608 |
| 671 | Aerosols | 1 | 12 | 959 | 1451 |
| 676 | Computer Science | 2 | 11 | 3036 | 6725 |
| 676 | Systems Engineering | 1 | 11 | 5867 | 8103 |
| 676 | Neuropsychology | 1 | 11 | 9135 | 14065 |
| 676 | Morphology | 1 | 11 | 1521 | 2635 |
| 676 | Environmental Chemistry | 1 | 11 | 6067 | 10534 |
| 676 | Microcirculation | 3 | 11 | 394 | 2493 |
| 676 | Risk assessment | 1 | 11 | 965 | 1918 |
| 676 | Health risk communication | 1 | 11 | 78 | 240 |
| 676 | Health Risk Assessment | 1 | 11 | 719 | 1458 |
| 676 | biological monitoring | 1 | 11 | 893 | 2016 |
| 686 | Microbial Biotechnology | 1 | 10 | 2482 | 4874 |
| 686 | Radiotherapy | 1 | 10 | 350 | 641 |
| 686 | Genetic testing | 1 | 10 | 762 | 1500 |
| 686 | preimplantation genetic diagnosis | 1 | 10 | 1006 | 1991 |
| 686 | Biomarkers | 1 | 10 | 1038 | 2516 |
| 686 | embryo transfer | 1 | 10 | 1041 | 2040 |
| 686 | brain mapping | 1 | 10 | 2192 | 4056 |
| 686 | mathematical concepts | 2 | 10 | 469 | 1286 |
| 694 | Medical Laboratory Science | 1 | 9 | 7289 | 13605 |
| 694 | Cognitive Therapy | 3 | 9 | 507 | 1867 |
| 694 | Public Choice | 1 | 9 | 534 | 805 |
| 694 | Group decision making | 1 | 9 | 682 | 1124 |
| 694 | DNS | 1 | 9 | 1146 | 2841 |
| 694 | Antibodies | 1 | 9 | 1546 | 3169 |
| 694 | computer networks | 1 | 9 | 4894 | 7071 |
| 694 | DNA | 2 | 9 | 627 | 3087 |
| 702 | Ethics | 2 | 8 | 1229 | 3577 |
| 702 | cosmic rays | 3 | 8 | 144 | 639 |
| 702 | Radiation | 4 | 8 | 1562 | 7947 |
| 702 | Vocational guidance | 1 | 8 | 1218 | 2157 |
| 702 | family violence | 1 | 8 | 728 | 1592 |
| 707 | Emergency Medical Services | 1 | 7 | 1134 | 2643 |
| 707 | Community Health Nursing | 1 | 7 | 122 | 249 |
| 707 | Neurosurgery | 1 | 7 | 2801 | 5451 |
| 707 | Anti-inflammatory agents | 1 | 7 | 616 | 1591 |
| 707 | Neuroendocrinology | 1 | 7 | 261 | 865 |
| 707 | data collection | 1 | 7 | 2401 | 5964 |
| 707 | Social support | 1 | 7 | 307 | 934 |
| 707 | Social environment | 1 | 7 | 317 | 956 |
| 715 | Orthopedics | 1 | 6 | 3581 | 6521 |
| 715 | Game Theory | 1 | 6 | 731 | 1085 |
| 715 | Geriatric Medicine | 1 | 6 | 254 | 695 |
| 715 | Theology | 1 | 6 | 579 | 493 |
| 715 | environmental justice | 1 | 6 | 65 | 150 |
| 715 | agricultural policy | 1 | 6 | 297 | 823 |
| 715 | social justice | 1 | 6 | 441 | 872 |
| 715 | implementation science | 1 | 6 | 69 | 122 |
| 715 | Electrophysiology | 2 | 6 | 819 | 3488 |
| 715 | Social interaction | 1 | 6 | 142 | 420 |
| 715 | United Kingdom | 1 | 6 | 5239 | 10087 |
| 726 | Biomedical Engineering | 1 | 5 | 26273 | 41977 |
| 726 | Gender Studies | 1 | 5 | 858 | 2112 |
| 726 | Pharmacognosy | 1 | 5 | 5809 | 11258 |
| 726 | Queer Studies | 1 | 5 | 457 | 1358 |
| 726 | Artificial Intelligence | 4 | 5 | 5295 | 19979 |
| 726 | Industrial Safety | 1 | 5 | 2345 | 4514 |
| 726 | Melanoma | 1 | 5 | 451 | 1255 |
| 726 | Medicinal plants | 1 | 5 | 4229 | 8729 |
| 726 | Cognitive Behavioral Therapy | 2 | 5 | 14 | 110 |
| 726 | Plant physiology | 1 | 5 | 6244 | 11251 |
| 726 | Sarcopenia | 1 | 5 | 832 | 2532 |
| 737 | Medical Law | 1 | 4 | 70 | 115 |
| 737 | drug resistance | 1 | 4 | 1376 | 3897 |
| 737 | Genetic markers | 1 | 4 | 424 | 1753 |
| 737 | Blood vessels | 1 | 4 | 860 | 2305 |
| 741 | Systems Theory | 1 | 3 | 320 | 938 |
| 741 | Expert Systems | 1 | 3 | 305 | 819 |
| 741 | Water quality management | 1 | 3 | 4017 | 8634 |
| 741 | Budget | 1 | 3 | 151 | 306 |
| 741 | Law enforcement | 1 | 3 | 119 | 320 |
| 741 | disaster relief | 1 | 3 | 248 | 929 |
| 741 | Endocrine system | 1 | 3 | 1197 | 2090 |
| 741 | traffic safety | 2 | 3 | 239 | 1313 |
| 749 | Evolutionary Genetics | 1 | 2 | 1015 | 3115 |
| 749 | Pharmaceutical Chemistry | 1 | 2 | 14849 | 25973 |
| 749 | Molecular Epidemiology | 1 | 2 | 1015 | 3115 |
| 749 | Occupational exposure | 1 | 2 | 89 | 177 |
| 749 | peer review | 1 | 2 | 28 | 192 |
| 749 | Integrative Medicine | 1 | 2 | 518 | 1809 |
| 749 | Mixed methods research | 1 | 2 | 9 | 94 |
| 749 | Helminthology | 1 | 2 | 89 | 218 |
| 749 | Mutagenesis | 1 | 2 | 1057 | 3113 |
| 749 | Organ transplantation | 1 | 2 | 1197 | 2510 |
| 749 | scholarly publishing | 1 | 2 | 99 | 405 |
| 749 | Helminths | 1 | 2 | 89 | 218 |
| 749 | educational accountability | 1 | 2 | 89 | 208 |
| 762 | Psychiatric Nursing | 1 | 1 | 1362 | 2914 |
| 762 | History of Medicine | 2 | 1 | 217 | 779 |
| 762 | Signal Processing | 1 | 1 | 7113 | 13069 |
| 762 | Preoperative Care | 1 | 1 | 74 | 374 |
| 762 | perioperative care | 1 | 1 | 74 | 373 |
| 762 | civil rights | 1 | 1 | 693 | 1963 |
| 762 | Neural circuitry | 1 | 1 | 5162 | 10114 |
| 762 | Human trafficking | 1 | 1 | 55 | 245 |
| 762 | protein | 1 | 1 | 3719 | 8018 |
| 762 | Osteoporosis | 1 | 1 | 695 | 2287 |
| 762 | anesthesia | 1 | 1 | 464 | 1820 |
| 762 | crime victims | 1 | 1 | 234 | 787 |
| 762 | slavery | 1 | 1 | 105 | 375 |
| 762 | finance | 1 | 1 | 2719 | 4771 |
| 762 | deviant behavior | 1 | 1 | 378 | 923 |
| 777 | Civil Engineering | 8 | 0 | 695 | 6026 |
| 777 | Polymers | 1 | 0 | 14888 | 26331 |
| 777 | Juvenile delinquency | 1 | 0 | 464 | 1081 |
| 777 | Dynamics | 1 | 0 | 3488 | 7246 |
| 777 | Semantics | 1 | 0 | 198 | 640 |
| 777 | Functional Genomics | 1 | 0 | 741 | 2313 |
| 777 | Total Quality Management | 1 | 0 | 454 | 1307 |
| 777 | Nonlinear Dynamics | 1 | 0 | 4733 | 9193 |
| 777 | Food additives | 1 | 0 | 2486 | 5970 |
| 777 | Measurement | 1 | 0 | 3073 | 6812 |
| 777 | correctional psychology | 1 | 0 | 24 | 123 |
| 777 | Radioisotopes | 1 | 0 | 2072 | 4951 |
| 777 | Statistical physics | 1 | 0 | 8996 | 15924 |
| 777 | Longevity | 1 | 0 | 310 | 1313 |
| 777 | polymerization | 1 | 0 | 11248 | 20051 |
| 777 | crime | 1 | 0 | 1139 | 2448 |