| 1 | Public Health | 1,104 | 64.3K | 8 | 10 |
| 2 | Medicine | 995 | 61.6K | 9 | 30 |
| 3 | Environmental Health | 706 | 42.9K | 7 | 10 |
| 4 | Epidemiology | 859 | 38.0K | 9 | 18 |
| 5 | Science | 424 | 30.5K | 115 | 530 |
| 6 | Environment | 288 | 23.4K | 16 | 29 |
| 7 | United States | 432 | 16.2K | 9 | 15 |
| 8 | Environmental Toxicology | 174 | 15.4K | 10 | 13 |
| 9 | Research | 442 | 15.2K | 22 | 66 |
| 10 | Biology | 206 | 14.0K | 706 | 1492 |
| 11 | Pediatrics | 189 | 13.6K | 87 | 64 |
| 12 | Environmental Engineering | 192 | 13.6K | 39 | 45 |
| 13 | Health promotion | 234 | 12.6K | 4 | 6 |
| 14 | preventive medicine | 183 | 11.6K | 7 | 9 |
| 15 | Psychology | 147 | 11.1K | 207 | 132 |
| 16 | Ecology | 185 | 10.3K | 298 | 417 |
| 17 | Pollution | 168 | 10.1K | 149 | 171 |
| 18 | Toxicology | 166 | 10.1K | 82 | 40 |
| 19 | Sociology | 105 | 9.9K | 33 | 25 |
| 20 | Medical Anthropology | 99 | 9.9K | 11 | 9 |
| 21 | Physics | 66 | 9.8K | 2763 | 1957 |
| 22 | Psychiatry | 122 | 9.7K | 346 | 282 |
| 23 | Environmental monitoring | 193 | 9.6K | 10 | 19 |
| 24 | health behavior | 240 | 9.3K | 4 | 4 |
| 25 | Cancer | 105 | 9.1K | 161 | 122 |
| 26 | Human genetics | 43 | 9.0K | 433 | 542 |
| 27 | Behavior | 242 | 8.8K | 25 | 79 |
| 28 | Health Education | 229 | 8.6K | 4 | 5 |
| 29 | Environmental Policy | 113 | 8.5K | 13 | 22 |
| 30 | Vaccines | 198 | 8.5K | 5 | 4 |
| 31 | Nutrition | 233 | 7.8K | 46 | 114 |
| 32 | Microbiology | 130 | 7.5K | 625 | 803 |
| 33 | Mental Disorders | 73 | 7.2K | 295 | 191 |
| 34 | environmental protection | 114 | 6.9K | 18 | 15 |
| 35 | Virology | 38 | 6.6K | 801 | 655 |
| 36 | sanitation | 76 | 6.5K | 78 | 92 |
| 37 | Environmental Law | 101 | 6.4K | 6 | 11 |
| 38 | Natural history | 9 | 6.3K | 3627 | 1820 |
| 39 | Neurology | 82 | 6.2K | 1578 | 1393 |
| 40 | Health Policy | 130 | 5.5K | 32 | 28 |
| 41 | Molecular Biology | 83 | 5.0K | 2056 | 2243 |
| 42 | Medical genetics | 71 | 5.0K | 370 | 389 |
| 43 | Tropical Medicine | 59 | 4.6K | 34 | 7 |
| 44 | Diet | 97 | 4.2K | 65 | 119 |
| 45 | Oncology | 48 | 4.2K | 133 | 239 |
| 46 | Chemistry | 65 | 4.0K | 3570 | 3129 |
| 47 | Endocrinology | 63 | 3.9K | 471 | 537 |
| 48 | Obesity | 81 | 3.8K | 69 | 86 |
| 49 | Women's health | 146 | 3.7K | 4 | 5 |
| 50 | Surgery | 22 | 3.7K | 357 | 200 |
| 51 | Genetics | 49 | 3.6K | 837 | 1026 |
| 52 | Reproductive toxicology | 9 | 3.5K | 76 | 4 |
| 53 | Cell Biology | 8 | 3.5K | 7311 | 1781 |
| 54 | Health Services Administration | 57 | 3.5K | 19 | 16 |
| 55 | Cardiovascular system | 51 | 3.2K | 60 | 170 |
| 56 | environmental exposure | 89 | 3.1K | 12 | 15 |
| 57 | Cytology | 8 | 3.1K | 8234 | 2039 |
| 58 | Metabolism | 59 | 3.0K | 283 | 443 |
| 59 | Obstetrics | 71 | 3.0K | 225 | 192 |
| 60 | Diabetes mellitus | 56 | 2.9K | 136 | 264 |
| 61 | Health | 88 | 2.9K | 33 | 43 |
| 62 | Geriatrics | 60 | 2.8K | 200 | 209 |
| 63 | Biometrics | 105 | 2.8K | 35 | 95 |
| 64 | hygiene | 46 | 2.7K | 3 | 1 |
| 65 | environmental pollution | 73 | 2.7K | 260 | 424 |
| 66 | Metabolic diseases | 45 | 2.7K | 317 | 492 |
| 67 | occupational diseases | 64 | 2.7K | 16 | 19 |
| 68 | Diabetes | 61 | 2.5K | 153 | 332 |
| 69 | Minority Health | 2 | 2.5K | 35 | 3 |
| 70 | Hypertension | 44 | 2.5K | 103 | 179 |
| 71 | infection | 64 | 2.4K | 25 | 45 |
| 72 | Nutrition physiology | 49 | 2.2K | 10 | 18 |
| 73 | Substance Abuse | 64 | 2.1K | 76 | 75 |
| 74 | Health Services Research | 59 | 2.1K | 78 | 97 |
| 75 | behavioral medicine | 57 | 2.1K | 40 | 172 |
| 76 | Food | 52 | 2.1K | 273 | 301 |
| 77 | Demography | 15 | 2.1K | 95 | 31 |
| 78 | Cytogenetics | 12 | 2.1K | 705 | 354 |
| 79 | world | 45 | 2.1K | 11 | 13 |
| 80 | Population | 16 | 2.0K | 69 | 9 |
| 81 | alcoholism | 66 | 2.0K | 84 | 124 |
| 82 | Microbial Ecology | 23 | 2.0K | 593 | 542 |
| 83 | Mental illness | 43 | 2.0K | 259 | 478 |
| 84 | Geophysics | 19 | 2.0K | 1277 | 542 |
| 84 | Atmospheric Physics | 19 | 2.0K | 346 | 185 |
| 86 | Statistics | 94 | 1.9K | 204 | 298 |
| 87 | Child welfare | 77 | 1.9K | 4 | 6 |
| 88 | Agriculture | 46 | 1.9K | 84 | 95 |
| 89 | epilepsy | 38 | 1.9K | 60 | 31 |
| 90 | Public Policy | 62 | 1.9K | 21 | 46 |
| 91 | Atmospheric Chemistry | 15 | 1.9K | 263 | 154 |
| 92 | Pharmacology | 39 | 1.8K | 1970 | 1577 |
| 93 | Immunity | 19 | 1.8K | 720 | 1060 |
| 94 | Global Health | 89 | 1.8K | 19 | 23 |
| 95 | Maternal health services | 69 | 1.8K | 4 | 4 |
| 96 | Emergency Medicine | 31 | 1.8K | 46 | 17 |
| 97 | Genomics | 32 | 1.8K | 488 | 378 |
| 97 | Mental Health | 39 | 1.8K | 105 | 50 |
| 99 | Psychophysiology | 27 | 1.8K | 1078 | 947 |
| 100 | Food Policy | 39 | 1.8K | 8 | 11 |
| 101 | drug addiction | 50 | 1.7K | 70 | 116 |
| 102 | Child | 54 | 1.7K | 180 | 206 |
| 103 | Critical Care | 17 | 1.7K | 322 | 259 |
| 103 | Critical Care Medicine | 17 | 1.7K | 332 | 264 |
| 105 | Travel | 47 | 1.6K | 17 | 25 |
| 106 | urban health | 44 | 1.6K | 7 | 11 |
| 107 | Clinical Psychology | 6 | 1.5K | 701 | 215 |
| 108 | Bacterial infections | 34 | 1.5K | 26 | 184 |
| 109 | Sleep | 50 | 1.5K | 95 | 205 |
| 110 | Diagnostic microbiology | 37 | 1.5K | 76 | 259 |
| 111 | Adolescent | 53 | 1.5K | 111 | 141 |
| 112 | Health insurance | 39 | 1.4K | 14 | 26 |
| 113 | Primary health care | 62 | 1.4K | 50 | 90 |
| 114 | Community Psychiatry | 32 | 1.4K | 75 | 89 |
| 115 | Child psychology | 11 | 1.4K | 740 | 346 |
| 116 | health services accessibility | 62 | 1.4K | 22 | 43 |
| 117 | counseling | 19 | 1.4K | 210 | 71 |
| 118 | Patient education | 17 | 1.4K | 51 | 32 |
| 119 | genome | 22 | 1.3K | 252 | 647 |
| 120 | Virulence | 15 | 1.3K | 357 | 375 |
| 121 | Smoking | 43 | 1.3K | 69 | 77 |
| 122 | Computational Biology | 36 | 1.3K | 298 | 754 |
| 122 | Host-parasite interactions | 15 | 1.3K | 379 | 479 |
| 124 | Memory | 20 | 1.2K | 515 | 306 |
| 125 | Dermatology | 23 | 1.2K | 493 | 297 |
| 126 | Psychopharmacology | 13 | 1.2K | 887 | 621 |
| 127 | Neurophysiology | 9 | 1.2K | 3940 | 1994 |
| 128 | Adolescent Medicine | 23 | 1.2K | 79 | 123 |
| 129 | Visual Perception | 19 | 1.2K | 392 | 209 |
| 129 | Attention | 19 | 1.2K | 408 | 225 |
| 129 | Perception | 19 | 1.2K | 564 | 314 |
| 132 | disease outbreaks | 33 | 1.1K | 29 | 71 |
| 132 | Epidemics | 33 | 1.1K | 29 | 71 |
| 134 | free radicals | 16 | 1.1K | 226 | 276 |
| 135 | Neurotoxicology | 17 | 1.1K | 30 | 15 |
| 136 | viruses | 16 | 1.1K | 628 | 629 |
| 137 | Sleep Disorders | 37 | 1.1K | 137 | 280 |
| 138 | Water | 25 | 1.1K | 490 | 774 |
| 139 | Urology | 41 | 1.1K | 373 | 482 |
| 140 | Kidney diseases | 46 | 1.1K | 56 | 106 |
| 141 | Parasitic Diseases | 22 | 1.1K | 188 | 173 |
| 142 | Hematology | 43 | 1.1K | 733 | 1471 |
| 143 | nucleic acids | 7 | 1.0K | 1736 | 950 |
| 144 | primary prevention | 43 | 1.0K | 3 | 5 |
| 145 | Ophthalmology | 25 | 1.0K | 546 | 500 |
| 146 | Medical Microbiology | 27 | 1.0K | 423 | 789 |
| 147 | Developing countries | 41 | 1.0K | 51 | 137 |
| 148 | child abuse | 23 | 1.0K | 51 | 72 |
| 149 | gene mapping | 9 | 996 | 1239 | 652 |
| 150 | Biochemistry | 25 | 987 | 10656 | 10104 |
| 150 | psychotherapy | 6 | 987 | 828 | 339 |
| 152 | Bioinformatics | 28 | 976 | 309 | 753 |
| 153 | chronic disease | 38 | 969 | 8 | 20 |
| 154 | Economics | 8 | 952 | 2150 | 707 |
| 155 | health services | 43 | 951 | 24 | 43 |
| 156 | Transplantation | 33 | 948 | 177 | 372 |
| 157 | Parasitology | 21 | 940 | 372 | 228 |
| 158 | Social Psychology | 13 | 926 | 623 | 439 |
| 159 | Community Psychology | 13 | 925 | 60 | 65 |
| 160 | Immunology | 18 | 909 | 2241 | 2771 |
| 161 | Hospitals | 30 | 908 | 22 | 29 |
| 162 | Neurochemistry | 8 | 907 | 3285 | 1447 |
| 163 | Cardiovascular diseases | 41 | 886 | 28 | 117 |
| 164 | Human biology | 15 | 873 | 95 | 32 |
| 165 | Alzheimer's disease | 19 | 862 | 352 | 376 |
| 166 | violence | 19 | 856 | 48 | 56 |
| 167 | Schizophrenia | 22 | 849 | 278 | 388 |
| 168 | Parasites | 15 | 824 | 259 | 141 |
| 169 | Communication | 23 | 818 | 134 | 278 |
| 170 | Dementia | 17 | 812 | 334 | 325 |
| 171 | Research Design | 28 | 807 | 50 | 164 |
| 172 | Communication in medicine | 21 | 805 | 23 | 25 |
| 173 | Psychoneuroimmunology | 17 | 796 | 82 | 192 |
| 173 | Neuroimmunology | 17 | 796 | 91 | 208 |
| 175 | Mental Health Services | 25 | 787 | 149 | 149 |
| 176 | Immunotherapy | 34 | 767 | 142 | 996 |
| 177 | drug control | 23 | 719 | 24 | 24 |
| 178 | Environmental pollutants | 18 | 717 | 383 | 431 |
| 179 | disease vectors | 14 | 716 | 124 | 74 |
| 180 | Teratology | 21 | 708 | 28 | 44 |
| 181 | human behavior | 14 | 706 | 990 | 1363 |
| 182 | women | 18 | 700 | 12 | 4 |
| 183 | Hydrology | 15 | 695 | 695 | 600 |
| 184 | Reproduction | 18 | 690 | 829 | 866 |
| 185 | Medical Oncology | 27 | 680 | 376 | 882 |
| 186 | Heart Failure | 9 | 679 | 34 | 25 |
| 187 | Infertility | 23 | 674 | 188 | 342 |
| 187 | fertility | 23 | 674 | 195 | 355 |
| 189 | Birth control | 22 | 665 | 25 | 38 |
| 190 | Nephrology | 28 | 661 | 72 | 154 |
| 191 | abnormalities | 19 | 659 | 12 | 15 |
| 191 | health planning | 36 | 659 | 148 | 261 |
| 193 | Occupational Health | 18 | 650 | 131 | 131 |
| 194 | Oxidative stress | 8 | 647 | 143 | 209 |
| 194 | Oxidation-reduction | 8 | 647 | 227 | 330 |
| 196 | breastfeeding | 35 | 646 | 14 | 24 |
| 197 | Anxiety Disorders | 10 | 644 | 191 | 230 |
| 197 | Anxiety | 10 | 644 | 188 | 224 |
| 199 | Depression | 9 | 643 | 97 | 136 |
| 199 | Randomized Controlled Trials | 18 | 643 | 118 | 68 |
| 201 | Quality Control | 14 | 641 | 288 | 227 |
| 202 | Brain | 10 | 633 | 3138 | 2310 |
| 203 | Earth Sciences | 21 | 629 | 624 | 876 |
| 204 | Gene expression regulation | 24 | 627 | 104 | 535 |
| 204 | Cell differentiation | 24 | 627 | 434 | 1739 |
| 204 | DNA methylation | 24 | 627 | 7 | 45 |
| 207 | Sexual health | 13 | 624 | 158 | 133 |
| 208 | pollutants | 13 | 619 | 427 | 412 |
| 209 | Water quality management | 11 | 618 | 532 | 241 |
| 210 | Food Microbiology | 14 | 595 | 311 | 408 |
| 211 | drug abuse | 36 | 592 | 25 | 66 |
| 212 | Psychiatric hospitals | 13 | 584 | 56 | 39 |
| 213 | Water Microbiology | 10 | 578 | 29 | 22 |
| 213 | Liver diseases | 11 | 578 | 497 | 850 |
| 215 | medical education | 25 | 576 | 251 | 354 |
| 216 | Gerontology | 31 | 559 | 172 | 479 |
| 217 | Nursing | 20 | 558 | 360 | 260 |
| 218 | Aging | 25 | 553 | 538 | 1468 |
| 219 | Clinical Chemistry | 11 | 543 | 1817 | 1513 |
| 220 | Medical innovations | 7 | 536 | 517 | 1003 |
| 220 | drug development | 7 | 536 | 499 | 899 |
| 222 | rehabilitation | 19 | 533 | 418 | 770 |
| 223 | Contraception | 35 | 532 | 34 | 94 |
| 224 | biomedicine | 9 | 522 | 127 | 87 |
| 225 | Biopharmaceutics | 8 | 519 | 406 | 277 |
| 225 | Pharmacokinetics | 8 | 519 | 301 | 199 |
| 227 | Psychiatric Epidemiology | 11 | 514 | 133 | 158 |
| 228 | DNA polymerases | 2 | 513 | 689 | 425 |
| 229 | Antibacterial agents | 16 | 498 | 22 | 65 |
| 230 | Europe | 17 | 494 | 807 | 817 |
| 231 | Culture | 30 | 493 | 14 | 23 |
| 232 | Hemodynamics | 7 | 492 | 341 | 301 |
| 233 | Thorax | 9 | 489 | 149 | 132 |
| 234 | Post-traumatic stress disorder | 16 | 487 | 164 | 250 |
| 235 | Clinical Trials | 22 | 485 | 40 | 53 |
| 236 | Analytical Chemistry | 3 | 483 | 9696 | 3384 |
| 236 | Chromosome mapping | 7 | 483 | 1302 | 1000 |
| 238 | healthcare disparities | 31 | 473 | 9 | 47 |
| 239 | Allergy | 6 | 470 | 1021 | 1479 |
| 240 | Asthma | 18 | 447 | 38 | 74 |
| 241 | Nervous system | 7 | 445 | 2776 | 2580 |
| 242 | drug resistance | 7 | 436 | 94 | 111 |
| 243 | Nanotechnology | 5 | 435 | 9815 | 6644 |
| 243 | Neuropsychology | 7 | 435 | 2354 | 1515 |
| 245 | Reproductive health | 24 | 431 | 39 | 121 |
| 246 | Carcinogenesis | 21 | 429 | 79 | 389 |
| 246 | Child Development | 16 | 429 | 651 | 1041 |
| 248 | Public Health Administration | 22 | 427 | 9 | 7 |
| 248 | nanoscience | 3 | 427 | 5832 | 3125 |
| 250 | Meteorology | 9 | 413 | 1088 | 1435 |
| 251 | Primates | 11 | 409 | 219 | 211 |
| 252 | Physical Therapy | 10 | 402 | 433 | 581 |
| 252 | Radiobiology | 19 | 402 | 421 | 935 |
| 254 | Medical Technology | 9 | 398 | 236 | 336 |
| 255 | Electrophysiology | 11 | 396 | 81 | 79 |
| 256 | Biodiversity | 9 | 394 | 870 | 1035 |
| 257 | Psychosomatic Medicine | 13 | 391 | 200 | 374 |
| 258 | diseases | 4 | 386 | 47 | 840 |
| 259 | Bacteriology | 6 | 380 | 1892 | 1874 |
| 260 | Neurons | 1 | 379 | 2532 | 2125 |
| 261 | Hemophilia | 5 | 370 | 196 | 61 |
| 261 | homosexuality | 13 | 370 | 21 | 65 |
| 263 | Thrombosis | 14 | 368 | 180 | 516 |
| 264 | investigative techniques | 1 | 367 | 267 | 34 |
| 265 | arthritis | 11 | 364 | 303 | 513 |
| 266 | morbidity | 2 | 363 | 1 | 1 |
| 266 | mortality | 2 | 363 | 28 | 1 |
| 268 | Social Sciences | 24 | 361 | 195 | 713 |
| 268 | family violence | 8 | 361 | 56 | 55 |
| 270 | Infections | 9 | 358 | 263 | 636 |
| 271 | risk factors | 9 | 354 | 92 | 135 |
| 271 | Developmental Disabilities | 9 | 354 | 472 | 623 |
| 273 | Aggression | 4 | 350 | 255 | 115 |
| 274 | Chronic diseases | 13 | 348 | 159 | 508 |
| 275 | Sports | 12 | 347 | 524 | 743 |
| 276 | Geographic information systems | 19 | 346 | 75 | 126 |
| 276 | drug therapy | 12 | 346 | 1083 | 1626 |
| 278 | Economic History | 11 | 340 | 1052 | 739 |
| 279 | older people | 17 | 339 | 195 | 362 |
| 280 | Water pollution | 9 | 338 | 1490 | 1969 |
| 281 | ecosystem | 7 | 332 | 550 | 726 |
| 282 | Cardiac electrophysiology | 3 | 324 | 51 | 24 |
| 282 | arrhythmia | 3 | 324 | 51 | 24 |
| 284 | Physiology | 9 | 322 | 5747 | 6455 |
| 284 | vascular diseases | 8 | 322 | 223 | 507 |
| 286 | Pregnancy | 14 | 315 | 150 | 268 |
| 287 | Quality of life | 17 | 311 | 151 | 692 |
| 288 | Pediatric Neurology | 3 | 309 | 1668 | 1745 |
| 289 | Pharmaceutical Chemistry | 3 | 304 | 8194 | 4199 |
| 290 | complementary therapies | 14 | 303 | 168 | 382 |
| 291 | Malaria | 14 | 301 | 132 | 239 |
| 292 | Rheumatology | 6 | 299 | 597 | 544 |
| 293 | Sports Medicine | 14 | 298 | 761 | 1394 |
| 293 | harm reduction | 14 | 298 | 20 | 31 |
| 295 | Economic Development | 7 | 295 | 491 | 722 |
| 296 | Human Rights | 5 | 294 | 182 | 43 |
| 297 | drugs | 11 | 293 | 848 | 1169 |
| 298 | Dietetics | 7 | 282 | 320 | 195 |
| 299 | Development | 6 | 281 | 122 | 108 |
| 299 | Economic Assistance | 6 | 281 | 61 | 67 |
| 301 | Energy Policy | 2 | 278 | 4723 | 2171 |
| 301 | Electrophoresis | 9 | 278 | 832 | 813 |
| 301 | energy resources | 2 | 278 | 1441 | 927 |
| 304 | Social work | 26 | 276 | 44 | 192 |
| 305 | Radiology | 15 | 270 | 251 | 384 |
| 305 | Radiography | 15 | 270 | 191 | 776 |
| 307 | adolescence | 9 | 268 | 295 | 482 |
| 308 | Information Science | 3 | 266 | 2408 | 1179 |
| 309 | carcinogens | 15 | 260 | 172 | 859 |
| 309 | brain mapping | 6 | 260 | 567 | 753 |
| 311 | Physical fitness | 11 | 259 | 253 | 494 |
| 312 | Risk | 10 | 258 | 61 | 207 |
| 313 | Biophysics | 11 | 256 | 9374 | 12733 |
| 313 | Neurobiology | 5 | 256 | 3054 | 3573 |
| 313 | epidemiologic methods | 19 | 256 | 4 | 17 |
| 316 | Therapeutics | 12 | 254 | 681 | 1992 |
| 317 | sexual behavior | 13 | 251 | 121 | 415 |
| 318 | Vaccination | 7 | 250 | 19 | 34 |
| 318 | feeding behavior | 9 | 250 | 275 | 454 |
| 320 | Probability | 9 | 247 | 119 | 215 |
| 320 | Risk Management | 9 | 247 | 83 | 192 |
| 320 | Neuroendocrinology | 1 | 247 | 261 | 202 |
| 320 | Financial management | 9 | 247 | 44 | 162 |
| 324 | Neuropsychiatry | 2 | 246 | 1696 | 662 |
| 325 | Industrial Safety | 6 | 245 | 417 | 379 |
| 326 | blood transfusion | 11 | 244 | 211 | 287 |
| 326 | Spectrum analysis | 9 | 244 | 3275 | 3516 |
| 328 | Gender Studies | 6 | 240 | 58 | 85 |
| 328 | Queer Studies | 6 | 240 | 22 | 63 |
| 330 | Chromatography | 8 | 239 | 926 | 744 |
| 330 | Chromatographic analysis | 8 | 239 | 1180 | 870 |
| 332 | Stem cells | 3 | 238 | 3216 | 2168 |
| 333 | Biomedical Engineering | 7 | 235 | 7374 | 8063 |
| 334 | Religion and Psychology | 11 | 233 | 39 | 43 |
| 335 | mental health policy | 8 | 231 | 52 | 55 |
| 336 | Precision medicine | 11 | 225 | 8 | 28 |
| 337 | Long-Term Care | 11 | 221 | 106 | 331 |
| 337 | Long-term care facilities | 11 | 221 | 106 | 331 |
| 339 | Nuclear Medicine | 2 | 219 | 2106 | 974 |
| 339 | Diagnostic Imaging | 2 | 219 | 4837 | 1966 |
| 339 | Molecular Imaging | 2 | 219 | 1365 | 797 |
| 342 | Education | 7 | 214 | 1713 | 1651 |
| 343 | Animal Behavior | 5 | 208 | 2254 | 2847 |
| 344 | Systems Biology | 11 | 206 | 399 | 1310 |
| 345 | Geriatric Psychiatry | 7 | 204 | 436 | 586 |
| 345 | Australia | 6 | 204 | 1225 | 959 |
| 347 | Hemostasis | 8 | 203 | 175 | 244 |
| 347 | toxicity testing | 5 | 203 | 240 | 228 |
| 349 | Globalization | 6 | 201 | 70 | 146 |
| 349 | international cooperation | 6 | 201 | 144 | 261 |
| 349 | Appetite | 7 | 201 | 278 | 488 |
| 352 | Systems Analysis | 9 | 195 | 205 | 251 |
| 352 | weight loss | 5 | 195 | 57 | 45 |
| 354 | cell physiology | 3 | 194 | 3368 | 3263 |
| 355 | ethnicity | 14 | 192 | 12 | 67 |
| 356 | Neonatology | 8 | 187 | 126 | 253 |
| 356 | Neurotransmitters | 5 | 187 | 303 | 348 |
| 358 | atmospheric models | 3 | 186 | 481 | 442 |
| 359 | health and race | 13 | 182 | 7 | 44 |
| 360 | cardiac catheterization | 6 | 181 | 72 | 74 |
| 361 | ethnic groups | 10 | 179 | 16 | 83 |
| 362 | rural health | 11 | 177 | 27 | 71 |
| 363 | Adolescent Psychology | 7 | 171 | 377 | 629 |
| 364 | Socioeconomic Factors | 9 | 168 | 116 | 295 |
| 364 | drinking water | 11 | 168 | 5 | 10 |
| 366 | Clinical Biochemistry | 5 | 167 | 893 | 1197 |
| 367 | Bones | 2 | 166 | 1420 | 1137 |
| 368 | indoor air pollution | 8 | 164 | 97 | 233 |
| 368 | Ventilation | 8 | 164 | 141 | 268 |
| 368 | Sick building syndrome | 8 | 164 | 97 | 233 |
| 371 | Pathology | 8 | 163 | 2342 | 5522 |
| 371 | Autism | 7 | 163 | 324 | 672 |
| 373 | Youth | 5 | 160 | 263 | 482 |
| 374 | Criminology | 9 | 155 | 284 | 422 |
| 374 | Mathematics | 10 | 155 | 5318 | 5270 |
| 374 | Evolution | 4 | 155 | 2260 | 2850 |
| 377 | Criminal Law | 8 | 154 | 58 | 117 |
| 377 | industrial hygiene | 6 | 154 | 330 | 254 |
| 377 | biological monitoring | 3 | 154 | 306 | 270 |
| 380 | Andrology | 3 | 151 | 733 | 495 |
| 380 | Ethology | 4 | 151 | 1908 | 2864 |
| 382 | Telemedicine | 4 | 149 | 135 | 177 |
| 382 | Hallucinogens | 10 | 149 | 13 | 66 |
| 382 | Family | 10 | 149 | 201 | 494 |
| 382 | Foodborne diseases | 6 | 149 | 78 | 114 |
| 382 | Entomology | 5 | 149 | 1634 | 1374 |
| 387 | Prisons | 11 | 147 | 12 | 26 |
| 388 | Data Mining | 5 | 143 | 576 | 1379 |
| 388 | Risk assessment | 16 | 143 | 20 | 176 |
| 388 | Health Risk Assessment | 17 | 143 | 13 | 148 |
| 391 | air quality management | 6 | 142 | 127 | 315 |
| 391 | Sexuality | 12 | 142 | 28 | 111 |
| 393 | Genetic disorders | 4 | 140 | 366 | 432 |
| 393 | data collection | 4 | 140 | 370 | 918 |
| 393 | scientific societies | 4 | 140 | 623 | 644 |
| 396 | ecological risk assessment | 15 | 138 | 9 | 108 |
| 397 | women's rights | 7 | 137 | 20 | 41 |
| 397 | Student Health Services | 9 | 137 | 32 | 138 |
| 399 | Biotechnology | 7 | 133 | 9156 | 17055 |
| 399 | Africa | 24 | 133 | 89 | 505 |
| 401 | Anthropology | 6 | 130 | 704 | 1109 |
| 401 | Immunopathology | 3 | 130 | 2207 | 2157 |
| 403 | Molecular Microbiology | 3 | 125 | 1262 | 2083 |
| 403 | mycoses | 1 | 125 | 1767 | 1720 |
| 403 | Elderly | 12 | 125 | 143 | 379 |
| 406 | Respiration | 7 | 124 | 1036 | 2547 |
| 407 | Stochastic Processes | 1 | 123 | 1801 | 405 |
| 408 | Agricultural Chemistry | 4 | 121 | 2944 | 3751 |
| 409 | Climatology | 5 | 119 | 1184 | 1932 |
| 410 | Respiratory Infections | 7 | 118 | 61 | 144 |
| 410 | Influenza | 7 | 118 | 32 | 99 |
| 412 | Chemotherapy | 6 | 116 | 642 | 1705 |
| 412 | Functional Genomics | 2 | 116 | 387 | 470 |
| 414 | Pharmacy | 5 | 114 | 2417 | 3349 |
| 414 | Decision making | 5 | 114 | 579 | 1105 |
| 416 | men | 7 | 112 | 20 | 62 |
| 417 | Parenteral nutrition | 7 | 111 | 519 | 1558 |
| 417 | mutagens | 4 | 111 | 689 | 1632 |
| 419 | gastrointestinal tract | 4 | 108 | 120 | 587 |
| 420 | Social welfare | 3 | 107 | 296 | 223 |
| 421 | Neurosurgery | 8 | 106 | 523 | 1625 |
| 421 | Homeostasis | 1 | 106 | 1377 | 2762 |
| 421 | population policy | 7 | 106 | 30 | 80 |
| 421 | Cell metabolism | 1 | 106 | 2147 | 2925 |
| 425 | pain | 3 | 105 | 2072 | 2727 |
| 426 | War | 5 | 104 | 32 | 79 |
| 426 | food technology | 6 | 104 | 2236 | 4374 |
| 426 | warfare | 5 | 104 | 108 | 309 |
| 426 | refugees | 5 | 104 | 45 | 108 |
| 426 | Demographic research | 4 | 104 | 37 | 169 |
| 431 | Clinical Pharmacology | 3 | 103 | 2056 | 2041 |
| 431 | Medical Ethics | 16 | 103 | 121 | 590 |
| 433 | Environmental Microbiology | 2 | 102 | 2459 | 3234 |
| 433 | Metabolic syndrome | 3 | 102 | 135 | 171 |
| 435 | Cell death | 2 | 101 | 3766 | 4619 |
| 436 | policy making | 3 | 98 | 9 | 15 |
| 436 | security measures | 3 | 98 | 14 | 15 |
| 436 | rare diseases | 3 | 98 | 558 | 819 |
| 436 | drug toxicity | 5 | 98 | 142 | 462 |
| 440 | Radiation Oncology | 3 | 97 | 352 | 422 |
| 440 | liver | 3 | 97 | 126 | 145 |
| 442 | elder abuse | 6 | 95 | 52 | 241 |
| 443 | Neurovirology | 3 | 93 | 239 | 353 |
| 443 | Artificial Organs | 4 | 93 | 496 | 499 |
| 443 | Israel | 6 | 93 | 58 | 34 |
| 446 | soil microbiology | 1 | 92 | 4035 | 3581 |
| 446 | Microorganisms | 1 | 92 | 2653 | 2445 |
| 448 | Pharmacogenetics | 4 | 91 | 952 | 2357 |
| 449 | Pediatric Nursing | 2 | 90 | 345 | 271 |
| 449 | Obstetric Nursing | 1 | 90 | 390 | 211 |
| 449 | Metastasis | 1 | 90 | 359 | 546 |
| 452 | Epigenetics | 5 | 88 | 50 | 117 |
| 452 | Epigenomics | 5 | 88 | 50 | 112 |
| 452 | Hormones | 3 | 88 | 2218 | 3191 |
| 455 | Organ transplantation | 8 | 87 | 162 | 318 |
| 455 | Proteome | 1 | 87 | 4098 | 3187 |
| 455 | Suicide | 3 | 87 | 379 | 449 |
| 455 | proteins | 1 | 87 | 7955 | 4564 |
| 459 | Remote Sensing | 2 | 86 | 1685 | 909 |
| 460 | Pediatric Rheumatology | 1 | 84 | 521 | 198 |
| 460 | Bioethics | 8 | 84 | 206 | 511 |
| 460 | Exercise | 4 | 84 | 909 | 1248 |
| 463 | locomotion | 1 | 83 | 1213 | 750 |
| 463 | posture | 1 | 83 | 1213 | 750 |
| 463 | gait | 1 | 83 | 1213 | 750 |
| 463 | walking | 1 | 83 | 1213 | 750 |
| 467 | bioclimatology | 2 | 82 | 972 | 912 |
| 467 | Climate | 2 | 82 | 526 | 593 |
| 467 | weather | 2 | 82 | 490 | 520 |
| 470 | Genetic Counseling | 7 | 81 | 117 | 228 |
| 470 | food contamination | 6 | 81 | 341 | 820 |
| 470 | biological evolution | 3 | 81 | 3365 | 5714 |
| 473 | Oncogenes | 1 | 79 | 5386 | 6082 |
| 473 | Memory disorders | 1 | 79 | 443 | 238 |
| 475 | Emergency Medical Services | 3 | 77 | 371 | 417 |
| 475 | Endocrine system | 6 | 77 | 209 | 290 |
| 477 | Clinical Immunology | 2 | 76 | 2240 | 2505 |
| 477 | Zoonoses | 3 | 76 | 113 | 229 |
| 479 | Neuromuscular diseases | 3 | 75 | 670 | 1040 |
| 479 | Muscles | 3 | 75 | 918 | 1813 |
| 479 | Digestive system diseases | 4 | 75 | 556 | 1281 |
| 482 | Botany | 2 | 74 | 9069 | 10360 |
| 483 | Amyotrophic Lateral Sclerosis | 3 | 71 | 201 | 319 |
| 483 | Alternative Medicine | 4 | 71 | 1009 | 2633 |
| 483 | biochemical markers | 5 | 71 | 145 | 642 |
| 486 | Environmental Management | 4 | 69 | 3328 | 7502 |
| 486 | Socialization | 4 | 69 | 251 | 636 |
| 486 | role | 4 | 69 | 204 | 587 |
| 489 | Criminal psychology | 4 | 68 | 540 | 760 |
| 489 | families | 5 | 68 | 313 | 588 |
| 491 | Embryology | 2 | 67 | 4341 | 6075 |
| 492 | Pharmacogenomics | 1 | 66 | 651 | 548 |
| 492 | System analysis | 4 | 66 | 2552 | 3737 |
| 494 | Developmental Biology | 2 | 65 | 6057 | 9041 |
| 494 | planning | 6 | 65 | 128 | 495 |
| 496 | History of Medicine | 2 | 64 | 217 | 81 |
| 496 | Molecular evolution | 1 | 64 | 4336 | 3927 |
| 498 | food handling | 4 | 63 | 579 | 1642 |
| 499 | Frontotemporal lobar degeneration | 2 | 62 | 203 | 243 |
| 499 | motivation | 1 | 62 | 420 | 314 |
| 499 | Emotion | 1 | 62 | 301 | 276 |
| 499 | Emotions | 1 | 62 | 1035 | 925 |
| 503 | Catalysis | 1 | 61 | 10428 | 9032 |
| 503 | Psychiatric Nursing | 3 | 61 | 624 | 727 |
| 503 | Nanostructured Materials | 1 | 61 | 10591 | 9089 |
| 503 | Eating Disorders | 4 | 61 | 884 | 1663 |
| 503 | Feeding and Eating Disorders | 4 | 61 | 853 | 1617 |
| 503 | management | 6 | 61 | 1230 | 3879 |
| 503 | cross-cultural comparison | 1 | 61 | 977 | 453 |
| 510 | Feasibility studies | 7 | 60 | 55 | 132 |
| 510 | sex crimes | 5 | 60 | 56 | 227 |
| 512 | Infection control | 3 | 59 | 148 | 408 |
| 512 | Genetic testing | 4 | 59 | 108 | 213 |
| 514 | Human Geography | 3 | 58 | 815 | 1214 |
| 514 | Osteoporosis | 2 | 58 | 336 | 423 |
| 514 | Bone diseases | 3 | 58 | 337 | 1131 |
| 517 | Brain damage | 1 | 57 | 847 | 697 |
| 518 | behavior therapy | 2 | 56 | 883 | 1027 |
| 518 | United Kingdom | 3 | 56 | 2378 | 5010 |
| 520 | Public opinion | 1 | 55 | 720 | 607 |
| 520 | Cognition | 3 | 55 | 2461 | 3912 |
| 520 | Menopause | 6 | 55 | 94 | 453 |
| 523 | Lymphoma | 5 | 54 | 170 | 290 |
| 523 | Multiple Myeloma | 5 | 54 | 161 | 271 |
| 523 | Leukemia | 5 | 54 | 1040 | 3189 |
| 523 | crime victims | 2 | 54 | 109 | 103 |
| 527 | Steroids | 1 | 53 | 2903 | 2379 |
| 528 | environmental indicators | 2 | 52 | 1152 | 1966 |
| 529 | Fishery management | 3 | 51 | 466 | 759 |
| 529 | Genes | 2 | 51 | 2135 | 2792 |
| 531 | Medical Physics | 2 | 50 | 3628 | 4760 |
| 531 | Analytical Toxicology | 2 | 50 | 202 | 282 |
| 531 | Atherosclerosis | 2 | 50 | 78 | 268 |
| 531 | Happiness | 1 | 50 | 733 | 620 |
| 535 | Operations Research | 2 | 49 | 3123 | 3168 |
| 535 | Behavioral research | 6 | 49 | 135 | 543 |
| 535 | agricultural policy | 1 | 49 | 297 | 398 |
| 535 | China | 3 | 49 | 4850 | 6851 |
| 539 | Molecular Genetics | 1 | 47 | 5939 | 6292 |
| 539 | Population Genetics | 1 | 47 | 3001 | 3469 |
| 539 | air quality | 3 | 47 | 96 | 280 |
| 539 | Molecular ecology | 1 | 47 | 2611 | 3445 |
| 543 | Developmental Genetics | 1 | 46 | 1748 | 2536 |
| 544 | Agricultural Ecology | 3 | 45 | 829 | 2472 |
| 544 | poverty | 1 | 45 | 548 | 516 |
| 544 | Synapses | 2 | 45 | 434 | 793 |
| 547 | Marriage | 3 | 44 | 304 | 669 |
| 547 | Community networks | 1 | 44 | 11 | 7 |
| 547 | Marriage counseling | 3 | 44 | 152 | 412 |
| 550 | Photochemistry | 1 | 43 | 4420 | 3997 |
| 550 | Helminthology | 1 | 43 | 89 | 30 |
| 550 | Light | 1 | 43 | 2565 | 3025 |
| 550 | paraphilias | 2 | 43 | 149 | 305 |
| 550 | Helminths | 1 | 43 | 89 | 30 |
| 550 | Spine | 2 | 43 | 936 | 1478 |
| 550 | eugenics | 1 | 43 | 1305 | 1104 |
| 557 | Engineering | 1 | 42 | 16452 | 11961 |
| 557 | Electronics | 1 | 42 | 10860 | 8767 |
| 557 | Molecular structure | 1 | 42 | 7597 | 6671 |
| 557 | masculinity | 1 | 42 | 48 | 79 |
| 561 | Anthropological Linguistics | 1 | 40 | 288 | 101 |
| 561 | Enteral nutrition | 4 | 40 | 652 | 2633 |
| 561 | disaster relief | 3 | 40 | 50 | 314 |
| 564 | Medical Laboratory Science | 3 | 39 | 3114 | 8168 |
| 564 | Organic Chemistry | 1 | 39 | 9278 | 8607 |
| 564 | Bipolar Disorder | 1 | 39 | 805 | 997 |
| 564 | preimplantation genetic diagnosis | 4 | 39 | 293 | 1013 |
| 564 | Biomarkers | 1 | 39 | 1038 | 859 |
| 564 | Bioorganic chemistry | 1 | 39 | 8812 | 8693 |
| 564 | embryo transfer | 4 | 39 | 310 | 1029 |
| 564 | Antibodies | 3 | 39 | 562 | 1564 |
| 564 | Antigens | 3 | 39 | 855 | 2199 |
| 564 | Pituitary gland | 1 | 39 | 516 | 503 |
| 574 | Social policy | 6 | 38 | 175 | 1254 |
| 575 | Orthopedics | 2 | 37 | 2322 | 3366 |
| 575 | Lung Transplantation | 1 | 37 | 907 | 1046 |
| 575 | Evolutionary Genetics | 2 | 37 | 508 | 1043 |
| 575 | Molecular Epidemiology | 2 | 37 | 508 | 1043 |
| 575 | Physical Chemistry | 1 | 37 | 6057 | 6247 |
| 575 | Cost control | 1 | 37 | 91 | 71 |
| 575 | Heart transplantation | 1 | 37 | 907 | 1046 |
| 582 | Oral Medicine | 1 | 36 | 2454 | 1639 |
| 582 | environmental justice | 2 | 36 | 21 | 27 |
| 582 | social justice | 2 | 36 | 195 | 232 |
| 582 | Genetic markers | 6 | 36 | 13 | 399 |
| 582 | India | 5 | 36 | 434 | 815 |
| 587 | Lipids | 1 | 35 | 4386 | 5756 |
| 587 | Allergies | 2 | 35 | 132 | 288 |
| 589 | Genetic epidemiology | 3 | 34 | 372 | 884 |
| 589 | civil rights | 5 | 34 | 95 | 494 |
| 589 | Environmental Geochemistry | 1 | 34 | 938 | 975 |
| 589 | heredity | 3 | 34 | 690 | 1656 |
| 589 | Minerals | 1 | 34 | 1307 | 1337 |
| 594 | Bacteria | 1 | 33 | 559 | 1005 |
| 594 | Statistical models | 8 | 33 | 34 | 190 |
| 594 | Multiple sclerosis | 3 | 33 | 570 | 939 |
| 597 | Inflammation | 1 | 32 | 4142 | 5935 |
| 597 | Social behavior | 3 | 32 | 1403 | 3611 |
| 597 | mathematical concepts | 4 | 32 | 212 | 591 |
| 600 | Music | 1 | 31 | 1675 | 1221 |
| 600 | voice | 1 | 31 | 1101 | 949 |
| 600 | Neuroanatomy | 1 | 31 | 535 | 656 |
| 600 | Ecosystem management | 1 | 31 | 1118 | 1450 |
| 604 | Ethics | 4 | 30 | 678 | 1848 |
| 604 | Landscape Ecology | 1 | 30 | 758 | 1211 |
| 604 | Marine Meteorology | 1 | 30 | 429 | 439 |
| 604 | Geriatric Oncology | 1 | 30 | 1420 | 2013 |
| 604 | Food Security | 4 | 30 | 33 | 384 |
| 609 | Archaeology | 2 | 29 | 1681 | 2270 |
| 610 | Animal ecology | 2 | 28 | 1791 | 3068 |
| 611 | Neurogenetics | 3 | 27 | 211 | 1021 |
| 611 | Electrocardiography | 4 | 27 | 57 | 231 |
| 611 | Health care reform | 1 | 27 | 79 | 68 |
| 611 | Cardiopulmonary Resuscitation | 5 | 27 | 28 | 68 |
| 611 | cardiac arrest | 5 | 27 | 28 | 68 |
| 616 | Social problems | 2 | 26 | 378 | 832 |
| 616 | Cannabis | 1 | 26 | 155 | 214 |
| 616 | professional practice | 4 | 26 | 32 | 109 |
| 616 | cannabinoids | 1 | 26 | 154 | 207 |
| 620 | Drug design | 1 | 25 | 4884 | 6499 |
| 620 | Hazardous waste | 1 | 25 | 1855 | 3410 |
| 620 | sex differences | 3 | 25 | 42 | 634 |
| 623 | Information Systems | 2 | 24 | 1546 | 3579 |
| 623 | Disease management | 4 | 24 | 25 | 170 |
| 623 | Health equity | 1 | 24 | 87 | 111 |
| 623 | Pharmacy management | 2 | 24 | 340 | 590 |
| 623 | Family Therapy | 6 | 24 | 303 | 1396 |
| 623 | men's health | 4 | 24 | 5 | 21 |
| 623 | social marketing | 2 | 24 | 14 | 47 |
| 630 | Middle East | 2 | 23 | 704 | 1133 |
| 631 | Causality | 3 | 22 | 17 | 39 |
| 631 | Causation | 3 | 22 | 17 | 39 |
| 631 | child mental health | 4 | 22 | 281 | 1121 |
| 634 | Sustainable Development | 2 | 21 | 2359 | 6326 |
| 634 | Palliative Care | 3 | 21 | 882 | 2337 |
| 634 | hospice care | 3 | 21 | 431 | 1401 |
| 634 | economic policy | 4 | 21 | 1545 | 3647 |
| 634 | sustainability | 2 | 21 | 882 | 3008 |
| 634 | global environmental change | 2 | 21 | 699 | 2390 |
| 634 | Genetic therapy | 1 | 21 | 4651 | 7641 |
| 634 | Stress | 3 | 21 | 111 | 813 |
| 634 | venom | 1 | 21 | 1585 | 2254 |
| 634 | Toxins | 1 | 21 | 1874 | 2600 |
| 644 | Congenital heart disease | 1 | 20 | 47 | 28 |
| 644 | marketing | 3 | 20 | 563 | 1790 |
| 646 | Special Education | 1 | 19 | 995 | 938 |
| 646 | Developmental Psychology | 4 | 19 | 835 | 2939 |
| 646 | Informed consent | 3 | 19 | 12 | 42 |
| 646 | Personality Disorders | 1 | 19 | 487 | 703 |
| 650 | Adult Education | 2 | 18 | 363 | 712 |
| 650 | Quality Assurance | 2 | 18 | 214 | 530 |
| 650 | Aerosols | 1 | 18 | 959 | 1256 |
| 650 | Learning | 1 | 18 | 3202 | 4595 |
| 650 | Safety management | 2 | 18 | 573 | 1300 |
| 650 | Intellectual disability | 1 | 18 | 1687 | 2023 |
| 656 | Otolaryngology | 2 | 17 | 937 | 1992 |
| 656 | Chronobiology | 1 | 17 | 1105 | 1539 |
| 656 | Pediatric Hematology | 1 | 17 | 1087 | 1058 |
| 656 | Polymers | 1 | 17 | 14888 | 17973 |
| 656 | Circadian rhythms | 1 | 17 | 801 | 1356 |
| 656 | biological clocks | 1 | 17 | 1105 | 1539 |
| 656 | Business | 2 | 17 | 1259 | 2702 |
| 656 | circadian rhythm | 1 | 17 | 1105 | 1539 |
| 656 | biological rhythms | 1 | 17 | 1048 | 1513 |
| 656 | Sociobiology | 2 | 17 | 276 | 620 |
| 656 | ethanol | 3 | 17 | 450 | 1725 |
| 656 | polymerization | 1 | 17 | 11248 | 13330 |
| 668 | Computer Science | 1 | 16 | 5075 | 5640 |
| 668 | Holistic Health | 2 | 16 | 393 | 1254 |
| 668 | personality | 1 | 16 | 2294 | 3360 |
| 668 | allied health | 2 | 16 | 220 | 817 |
| 672 | Geography | 1 | 15 | 4809 | 7212 |
| 672 | Law | 2 | 15 | 1328 | 1958 |
| 672 | Occupational Therapy | 2 | 15 | 1144 | 2121 |
| 672 | Bioengineering | 2 | 15 | 14045 | 28804 |
| 672 | Biochemical Engineering | 2 | 15 | 9078 | 18681 |
| 672 | Sustainable agriculture | 1 | 15 | 1134 | 1952 |
| 672 | Emerging infectious diseases | 1 | 15 | 539 | 1232 |
| 672 | Diagnosis | 1 | 15 | 806 | 1347 |
| 672 | Patient Safety | 1 | 15 | 113 | 158 |
| 681 | Forensic Psychology | 1 | 14 | 752 | 1037 |
| 681 | General Surgery | 4 | 14 | 465 | 2030 |
| 681 | Forensic Psychiatry | 1 | 14 | 1241 | 1630 |
| 681 | Cognitive Therapy | 2 | 14 | 684 | 1652 |
| 681 | Climate change | 1 | 14 | 2007 | 4283 |
| 681 | Biodiversity conservation | 1 | 14 | 3473 | 5958 |
| 681 | Eutrophication | 1 | 14 | 1878 | 3920 |
| 681 | child behavior | 4 | 14 | 165 | 1068 |
| 681 | economic development projects | 1 | 14 | 202 | 365 |
| 690 | Identity | 1 | 13 | 187 | 342 |
| 690 | child sexual abuse | 2 | 13 | 39 | 274 |
| 690 | software | 2 | 13 | 1026 | 3843 |
| 690 | Self | 1 | 13 | 252 | 432 |
| 694 | Community Health Nursing | 1 | 12 | 122 | 188 |
| 694 | Surgical Oncology | 1 | 12 | 9 | 5 |
| 694 | pharmaceutical industry | 2 | 12 | 596 | 1763 |
| 697 | energy conservation | 2 | 11 | 3720 | 9858 |
| 697 | Mutagenesis | 1 | 11 | 1057 | 2100 |
| 697 | Computational Complexity | 1 | 11 | 2004 | 2546 |
| 697 | insurance | 1 | 11 | 530 | 759 |
| 701 | Humanities | 3 | 10 | 560 | 3091 |
| 701 | Genetic Toxicology | 1 | 10 | 875 | 2141 |
| 701 | Human-Computer Interaction | 2 | 10 | 1676 | 5252 |
| 701 | mutation | 1 | 10 | 1307 | 2837 |
| 701 | Drying | 1 | 10 | 580 | 1134 |
| 701 | Interferons | 1 | 10 | 550 | 1399 |
| 701 | cytokines | 1 | 10 | 4589 | 8357 |
| 701 | Cytokine | 1 | 10 | 876 | 2303 |
| 709 | Pediatric Dermatology | 1 | 9 | 909 | 1512 |
| 709 | consumer behavior | 1 | 9 | 411 | 941 |
| 709 | Food additives | 2 | 9 | 1590 | 4815 |
| 709 | government | 1 | 9 | 772 | 1141 |
| 709 | Nonprofit organizations | 1 | 9 | 191 | 505 |
| 714 | Environmental Psychology | 2 | 8 | 258 | 1213 |
| 714 | Dental Public Health | 2 | 8 | 212 | 700 |
| 714 | Combinatorial chemistry | 2 | 8 | 1332 | 4958 |
| 714 | Cognitive neuroscience | 1 | 8 | 2655 | 4962 |
| 714 | Genetic databases | 1 | 8 | 52 | 184 |
| 714 | sleep-wake cycle | 1 | 8 | 252 | 460 |
| 714 | human development | 1 | 8 | 1599 | 3143 |
| 714 | probabilities | 2 | 8 | 1924 | 2964 |
| 714 | miniaturization | 2 | 8 | 4169 | 11798 |
| 723 | Cultural diversity | 1 | 7 | 323 | 717 |
| 723 | Land use | 1 | 7 | 1965 | 4157 |
| 723 | Social support | 1 | 7 | 307 | 934 |
| 723 | Social environment | 1 | 7 | 317 | 956 |
| 723 | Germany | 2 | 7 | 273 | 1117 |
| 723 | city planning | 1 | 7 | 3368 | 5576 |
| 723 | cultural pluralism | 1 | 7 | 490 | 1015 |
| 730 | implementation science | 1 | 6 | 69 | 122 |
| 731 | School Psychology | 1 | 5 | 711 | 1350 |
| 731 | radiative transfer | 1 | 5 | 614 | 1026 |
| 731 | Radiation | 1 | 5 | 4903 | 8914 |
| 731 | Respiratory system | 1 | 5 | 1305 | 3542 |
| 731 | Aquaculture | 1 | 5 | 2770 | 5194 |
| 736 | Erectile dysfunction | 1 | 4 | 480 | 1194 |
| 736 | Genetic polymorphisms | 2 | 4 | 19 | 76 |
| 736 | Social Issues | 1 | 4 | 430 | 937 |
| 736 | Well-being | 1 | 4 | 179 | 507 |
| 736 | Composite Materials | 1 | 4 | 6847 | 11064 |
| 736 | Ceramic materials | 1 | 4 | 2644 | 4924 |
| 736 | Technology | 1 | 4 | 14171 | 24815 |
| 736 | water supply | 2 | 4 | 1221 | 4484 |
| 736 | Parkinson's disease | 1 | 4 | 575 | 1606 |
| 736 | dissociative disorders | 1 | 4 | 167 | 519 |
| 736 | Pathogens | 1 | 4 | 138 | 594 |
| 736 | Insulin | 1 | 4 | 9 | 18 |
| 736 | traffic safety | 1 | 4 | 468 | 1253 |
| 736 | Economic planning | 1 | 4 | 842 | 1822 |
| 750 | Altitude Sickness | 1 | 3 | 200 | 624 |
| 750 | Antiviral agents | 1 | 3 | 309 | 1054 |
| 750 | Retinal diseases | 1 | 3 | 117 | 167 |
| 750 | Paleopathology | 1 | 3 | 623 | 1195 |
| 750 | society | 1 | 3 | 116 | 406 |
| 750 | Altitude | 1 | 3 | 200 | 624 |
| 750 | Familial diseases | 1 | 3 | 432 | 1265 |
| 757 | Zoology | 1 | 2 | 6327 | 12169 |
| 757 | Econometrics | 1 | 2 | 2167 | 3616 |
| 757 | Renewable Energy Sources | 1 | 2 | 7660 | 14328 |
| 757 | gene therapy | 1 | 2 | 4167 | 9703 |
| 757 | actuators | 1 | 2 | 6287 | 11088 |
| 757 | animals | 1 | 2 | 2594 | 5764 |
| 757 | school environment | 1 | 2 | 205 | 644 |
| 757 | energy development | 1 | 2 | 1684 | 4722 |
| 757 | Missions | 1 | 2 | 29 | 46 |
| 757 | Detectors | 1 | 2 | 3874 | 8004 |
| 757 | Coronary heart disease | 1 | 2 | 64 | 338 |
| 757 | transducers | 1 | 2 | 6287 | 11088 |
| 769 | Cultural Studies | 1 | 1 | 237 | 772 |
| 769 | Educational Psychology | 1 | 1 | 2650 | 5513 |
| 769 | Religion | 1 | 1 | 1155 | 2541 |
| 769 | Tourism | 1 | 1 | 1771 | 4218 |
| 769 | Religion and Culture | 1 | 1 | 427 | 1164 |
| 769 | Asia | 2 | 1 | 3945 | 15169 |
| 775 | Geriatric Nursing | 1 | 0 | 873 | 2410 |
| 775 | Higher Education | 1 | 0 | 814 | 2625 |
| 775 | Educational Technology | 1 | 0 | 2783 | 7715 |
| 775 | Pediatric toxicology | 1 | 0 | 21 | 36 |
| 775 | Pastoral Theology | 1 | 0 | 97 | 250 |
| 775 | Evidence-Based Medicine | 1 | 0 | 1252 | 4038 |
| 775 | Mitochondria | 1 | 0 | 504 | 1940 |
| 775 | Ethnology | 1 | 0 | 1962 | 5430 |
| 775 | Instructional systems | 1 | 0 | 138 | 699 |
| 775 | sports injuries | 1 | 0 | 982 | 2722 |