| 1 | Medicine | 1,217 | 108.3K | 297 | 153 |
| 2 | Biology | 830 | 84.6K | 423 | 358 |
| 3 | Neurology | 1,033 | 74.2K | 152 | 139 |
| 4 | Science | 664 | 69.0K | 543 | 446 |
| 5 | Physics | 370 | 59.4K | 1117 | 569 |
| 6 | Molecular Biology | 444 | 48.5K | 619 | 331 |
| 7 | Natural history | 103 | 36.6K | 585 | 407 |
| 8 | Cell Biology | 214 | 33.7K | 433 | 250 |
| 9 | Cytology | 240 | 33.5K | 432 | 258 |
| 10 | Human genetics | 159 | 30.6K | 212 | 242 |
| 11 | Chemistry | 343 | 26.9K | 1156 | 736 |
| 12 | Psychiatry | 556 | 25.1K | 154 | 192 |
| 13 | Virology | 106 | 23.4K | 519 | 243 |
| 14 | Surgery | 146 | 22.6K | 181 | 81 |
| 15 | Research | 468 | 21.3K | 557 | 444 |
| 16 | Medical genetics | 364 | 21.1K | 120 | 144 |
| 17 | Cardiovascular system | 252 | 20.3K | 61 | 71 |
| 18 | Hypertension | 241 | 19.8K | 64 | 53 |
| 19 | Genetics | 244 | 18.8K | 285 | 287 |
| 20 | Pediatrics | 373 | 18.5K | 119 | 128 |
| 21 | Hematology | 870 | 18.2K | 110 | 194 |
| 22 | Immunity | 106 | 18.2K | 232 | 149 |
| 23 | Immunology | 240 | 16.2K | 413 | 361 |
| 24 | Cancer | 458 | 15.8K | 147 | 261 |
| 25 | Nervous system | 187 | 15.4K | 129 | 99 |
| 26 | Biochemistry | 294 | 15.0K | 1246 | 1005 |
| 27 | Mental Disorders | 234 | 15.0K | 179 | 160 |
| 28 | Neurophysiology | 150 | 14.0K | 361 | 255 |
| 29 | Neurons | 69 | 13.5K | 87 | 87 |
| 30 | Obstetrics | 703 | 11.9K | 38 | 77 |
| 31 | Microbiology | 188 | 10.8K | 925 | 851 |
| 32 | Endocrinology | 124 | 10.4K | 457 | 331 |
| 33 | Pediatric Neurology | 104 | 10.2K | 64 | 77 |
| 34 | Oncology | 142 | 10.1K | 154 | 217 |
| 35 | Urology | 356 | 10.1K | 60 | 87 |
| 36 | Developmental Biology | 155 | 9.8K | 185 | 223 |
| 37 | Metabolic diseases | 118 | 9.7K | 296 | 245 |
| 38 | Metabolism | 137 | 8.9K | 355 | 323 |
| 39 | Allergy | 61 | 8.6K | 186 | 136 |
| 40 | Public Health | 211 | 8.1K | 526 | 498 |
| 41 | Psychology | 118 | 7.7K | 736 | 450 |
| 42 | Mental illness | 120 | 7.6K | 168 | 171 |
| 43 | Immune system | 31 | 7.1K | 245 | 174 |
| 44 | Nutrition | 220 | 6.9K | 296 | 407 |
| 45 | arthritis | 64 | 6.5K | 213 | 124 |
| 46 | Biophysics | 182 | 6.1K | 841 | 798 |
| 47 | Transplantation | 192 | 6.0K | 64 | 117 |
| 48 | Lung Transplantation | 482 | 5.8K | 5 | 29 |
| 48 | Heart transplantation | 482 | 5.8K | 5 | 29 |
| 50 | Medical innovations | 44 | 5.7K | 101 | 87 |
| 51 | Orthopedics | 141 | 5.7K | 81 | 73 |
| 52 | drug development | 44 | 5.6K | 110 | 84 |
| 53 | Cytogenetics | 80 | 5.6K | 180 | 210 |
| 54 | Radiobiology | 268 | 5.5K | 93 | 134 |
| 55 | Medical Oncology | 255 | 5.4K | 117 | 187 |
| 56 | Cell differentiation | 101 | 5.3K | 190 | 326 |
| 57 | Critical Care | 96 | 5.2K | 160 | 245 |
| 58 | Critical Care Medicine | 91 | 5.2K | 173 | 247 |
| 59 | Leukemia | 76 | 5.1K | 175 | 138 |
| 60 | Pharmacology | 99 | 5.1K | 1188 | 843 |
| 61 | Heart Failure | 115 | 5.1K | 14 | 16 |
| 62 | Embryology | 83 | 5.0K | 231 | 247 |
| 63 | Geriatrics | 171 | 4.7K | 252 | 294 |
| 64 | Aging | 153 | 4.6K | 260 | 304 |
| 65 | Toxicology | 1,595 | 4.5K | 14 | 666 |
| 66 | Neurobiology | 81 | 4.3K | 260 | 325 |
| 67 | Diabetes | 57 | 4.3K | 522 | 441 |
| 68 | Pathology | 94 | 4.3K | 368 | 366 |
| 69 | Immunotherapy | 40 | 4.3K | 414 | 252 |
| 70 | Dermatology | 173 | 4.3K | 115 | 157 |
| 71 | Biotechnology | 46 | 4.2K | 2052 | 1256 |
| 71 | Clinical Psychology | 55 | 4.2K | 269 | 228 |
| 73 | Diabetes mellitus | 53 | 4.2K | 502 | 428 |
| 74 | Bioengineering | 36 | 4.1K | 1453 | 852 |
| 75 | Growth | 55 | 4.0K | 217 | 258 |
| 76 | Obesity | 114 | 4.0K | 203 | 267 |
| 77 | Genomics | 101 | 3.8K | 388 | 421 |
| 78 | Psychophysiology | 187 | 3.8K | 282 | 561 |
| 79 | Epidemiology | 144 | 3.6K | 410 | 563 |
| 80 | Liver diseases | 57 | 3.6K | 290 | 370 |
| 81 | Child | 193 | 3.6K | 135 | 228 |
| 82 | Medical Physics | 79 | 3.6K | 268 | 177 |
| 83 | Rheumatology | 47 | 3.5K | 232 | 156 |
| 84 | Biochemical Engineering | 21 | 3.5K | 1462 | 810 |
| 85 | Anatomy | 61 | 3.5K | 358 | 314 |
| 86 | Diet | 59 | 3.4K | 413 | 373 |
| 87 | Adolescent Medicine | 41 | 3.3K | 96 | 80 |
| 88 | Infertility | 76 | 3.3K | 152 | 126 |
| 88 | fertility | 76 | 3.3K | 158 | 135 |
| 90 | Alzheimer's disease | 452 | 3.2K | 36 | 146 |
| 91 | Ophthalmology | 116 | 3.2K | 180 | 250 |
| 92 | cardiac catheterization | 140 | 3.1K | 19 | 17 |
| 93 | Gene expression regulation | 38 | 3.1K | 152 | 166 |
| 94 | Disease | 7 | 2.9K | 161 | 158 |
| 95 | diseases | 6 | 2.9K | 205 | 161 |
| 96 | Neuropsychology | 66 | 2.9K | 418 | 362 |
| 97 | Schizophrenia | 61 | 2.9K | 172 | 168 |
| 98 | Kidney diseases | 65 | 2.9K | 89 | 79 |
| 99 | Sleep | 89 | 2.8K | 198 | 241 |
| 100 | Nephrology | 63 | 2.8K | 65 | 64 |
| 101 | Host-parasite interactions | 34 | 2.8K | 296 | 326 |
| 102 | Pharmaceutical Chemistry | 69 | 2.8K | 902 | 833 |
| 103 | Homeostasis | 20 | 2.7K | 121 | 198 |
| 103 | Cell metabolism | 20 | 2.7K | 173 | 205 |
| 105 | Environmental Health | 68 | 2.7K | 1186 | 1247 |
| 106 | Behavior | 124 | 2.7K | 360 | 722 |
| 107 | United States | 89 | 2.7K | 907 | 819 |
| 108 | Muscles | 65 | 2.6K | 58 | 73 |
| 109 | Eating Disorders | 77 | 2.6K | 67 | 81 |
| 110 | Feeding and Eating Disorders | 75 | 2.6K | 61 | 77 |
| 111 | Sleep Disorders | 81 | 2.6K | 218 | 245 |
| 112 | Dementia | 424 | 2.6K | 36 | 147 |
| 113 | Developmental Genetics | 32 | 2.6K | 136 | 193 |
| 114 | Neuromuscular diseases | 63 | 2.6K | 47 | 51 |
| 115 | Child Development | 64 | 2.5K | 349 | 356 |
| 116 | Hemodynamics | 51 | 2.5K | 66 | 94 |
| 117 | Physiology | 67 | 2.5K | 1085 | 1068 |
| 118 | Genetic regulation | 29 | 2.4K | 270 | 269 |
| 119 | Psychopharmacology | 152 | 2.3K | 113 | 402 |
| 120 | Spine | 63 | 2.3K | 66 | 110 |
| 121 | Thorax | 62 | 2.3K | 47 | 51 |
| 122 | Oncogenes | 35 | 2.2K | 326 | 389 |
| 123 | Cardiovascular diseases | 76 | 2.2K | 214 | 199 |
| 124 | behavioral medicine | 52 | 2.1K | 176 | 243 |
| 125 | Neurosurgery | 38 | 2.1K | 238 | 150 |
| 126 | Radiation | 58 | 2.0K | 314 | 204 |
| 127 | Gerontology | 97 | 2.0K | 243 | 251 |
| 128 | Therapeutics | 39 | 2.0K | 456 | 410 |
| 129 | viral genetics | 17 | 2.0K | 128 | 189 |
| 130 | Substance Abuse | 91 | 2.0K | 163 | 200 |
| 131 | Artificial Organs | 92 | 1.9K | 19 | 24 |
| 132 | drug therapy | 51 | 1.8K | 597 | 537 |
| 133 | Child psychology | 46 | 1.8K | 350 | 403 |
| 134 | Virulence | 24 | 1.8K | 388 | 403 |
| 135 | Health | 79 | 1.8K | 270 | 381 |
| 136 | Pharmacogenetics | 38 | 1.7K | 166 | 169 |
| 136 | Sports Medicine | 105 | 1.7K | 307 | 490 |
| 138 | Biomedical Engineering | 57 | 1.6K | 1198 | 1284 |
| 139 | Histology | 29 | 1.6K | 583 | 413 |
| 140 | Adolescent | 105 | 1.6K | 208 | 374 |
| 141 | Diagnostic microbiology | 37 | 1.6K | 282 | 502 |
| 142 | Genetic therapy | 37 | 1.6K | 259 | 285 |
| 143 | Emergency Medicine | 73 | 1.6K | 215 | 233 |
| 144 | Radiology | 83 | 1.5K | 134 | 168 |
| 145 | Health promotion | 59 | 1.5K | 211 | 312 |
| 146 | Attention | 36 | 1.5K | 523 | 402 |
| 147 | Memory | 39 | 1.5K | 541 | 498 |
| 148 | Digestive system diseases | 65 | 1.5K | 84 | 109 |
| 149 | alcoholism | 72 | 1.5K | 220 | 357 |
| 150 | Contraception | 61 | 1.5K | 57 | 71 |
| 151 | gene mapping | 34 | 1.5K | 538 | 635 |
| 152 | Materials Science | 8 | 1.5K | 3777 | 1604 |
| 153 | Lipids | 24 | 1.5K | 385 | 311 |
| 154 | Environment | 29 | 1.4K | 2001 | 2369 |
| 155 | Women's health | 57 | 1.4K | 111 | 136 |
| 156 | data collection | 13 | 1.4K | 352 | 229 |
| 157 | Perception | 35 | 1.4K | 615 | 507 |
| 158 | Developmental Disabilities | 24 | 1.4K | 300 | 263 |
| 159 | Visual Perception | 34 | 1.4K | 520 | 434 |
| 160 | Data Mining | 11 | 1.4K | 800 | 333 |
| 161 | Health Policy | 49 | 1.4K | 466 | 489 |
| 162 | Neurochemistry | 37 | 1.4K | 804 | 853 |
| 163 | psychotherapy | 24 | 1.4K | 474 | 361 |
| 164 | Diagnostic Imaging | 66 | 1.3K | 297 | 489 |
| 165 | Hospitals | 159 | 1.3K | 21 | 103 |
| 166 | Stem cells | 55 | 1.3K | 273 | 490 |
| 167 | drug addiction | 52 | 1.3K | 212 | 304 |
| 168 | Reproduction | 33 | 1.3K | 792 | 655 |
| 169 | genome | 29 | 1.3K | 455 | 741 |
| 170 | Materials | 11 | 1.2K | 4247 | 2369 |
| 171 | nucleic acids | 28 | 1.2K | 641 | 901 |
| 172 | Brain | 33 | 1.2K | 1039 | 1072 |
| 173 | Cell death | 30 | 1.2K | 323 | 534 |
| 174 | cell physiology | 23 | 1.1K | 564 | 648 |
| 175 | Anxiety Disorders | 24 | 1.1K | 125 | 181 |
| 175 | Anxiety | 24 | 1.1K | 127 | 180 |
| 177 | human behavior | 34 | 1.1K | 690 | 1026 |
| 178 | Computational Biology | 28 | 1.1K | 923 | 984 |
| 179 | pain | 11 | 1.1K | 893 | 502 |
| 180 | Systems Biology | 34 | 1.1K | 299 | 307 |
| 181 | medical education | 80 | 1.1K | 247 | 413 |
| 182 | Developing countries | 23 | 1.1K | 772 | 528 |
| 183 | Clinical Chemistry | 39 | 1.0K | 908 | 1139 |
| 184 | Parkinson's disease | 16 | 1.0K | 31 | 14 |
| 185 | vascular diseases | 33 | 994 | 137 | 267 |
| 186 | health behavior | 71 | 985 | 107 | 241 |
| 187 | Light | 17 | 973 | 368 | 546 |
| 188 | mycoses | 12 | 970 | 382 | 372 |
| 188 | Molecular structure | 10 | 970 | 1621 | 798 |
| 190 | Vaccines | 22 | 969 | 745 | 586 |
| 191 | Thrombosis | 30 | 965 | 303 | 384 |
| 191 | Bones | 31 | 965 | 227 | 309 |
| 193 | Orthopedic Surgery | 26 | 962 | 195 | 167 |
| 194 | Bacterial infections | 12 | 960 | 390 | 383 |
| 195 | DNA repair | 19 | 948 | 60 | 54 |
| 196 | Bacteriology | 17 | 942 | 943 | 916 |
| 197 | Mental Health | 53 | 936 | 233 | 312 |
| 198 | Parenteral nutrition | 30 | 930 | 255 | 406 |
| 199 | preventive medicine | 38 | 918 | 282 | 442 |
| 200 | Radiography | 52 | 913 | 96 | 190 |
| 201 | drugs | 30 | 870 | 644 | 647 |
| 202 | Developmental Psychology | 20 | 860 | 370 | 409 |
| 203 | Environmental Toxicology | 15 | 859 | 1178 | 999 |
| 204 | Ecology | 20 | 858 | 3471 | 3559 |
| 205 | Endocrine system | 32 | 849 | 151 | 16 |
| 206 | scientific societies | 29 | 844 | 161 | 192 |
| 207 | Chromosome mapping | 23 | 814 | 675 | 787 |
| 207 | carcinogens | 15 | 814 | 403 | 340 |
| 209 | DNA methylation | 16 | 808 | 37 | 45 |
| 210 | glycoproteins | 2 | 795 | 738 | 114 |
| 210 | Glycoconjugates | 2 | 795 | 738 | 114 |
| 210 | glycolipids | 2 | 795 | 738 | 114 |
| 213 | Clinical Pharmacology | 24 | 784 | 504 | 448 |
| 214 | Biocompatible Materials | 22 | 780 | 1794 | 2097 |
| 215 | Amyotrophic Lateral Sclerosis | 26 | 777 | 24 | 47 |
| 216 | Carcinogenesis | 16 | 771 | 380 | 363 |
| 217 | Psychosomatic Medicine | 33 | 767 | 164 | 308 |
| 218 | mutagens | 13 | 765 | 378 | 343 |
| 219 | sports injuries | 46 | 760 | 17 | 29 |
| 220 | Nanotechnology | 21 | 758 | 2550 | 2606 |
| 221 | Health Education | 46 | 757 | 393 | 551 |
| 222 | Oligosaccharide | 1 | 751 | 697 | 90 |
| 222 | Carbohydrates | 1 | 751 | 971 | 113 |
| 224 | Clinical Immunology | 37 | 750 | 276 | 440 |
| 225 | Drug delivery systems | 10 | 746 | 874 | 615 |
| 226 | Genetic Counseling | 26 | 724 | 57 | 44 |
| 227 | Biometrics | 20 | 720 | 431 | 357 |
| 228 | Clinical Biochemistry | 28 | 714 | 357 | 398 |
| 229 | Organic Chemistry | 19 | 712 | 1695 | 1401 |
| 230 | Mitochondria | 19 | 711 | 36 | 25 |
| 231 | Infection control | 29 | 704 | 108 | 138 |
| 232 | Europe | 23 | 699 | 1373 | 1069 |
| 233 | Bioorganic chemistry | 19 | 694 | 1385 | 1278 |
| 234 | Photonics | 7 | 693 | 1360 | 884 |
| 235 | Depression | 17 | 688 | 85 | 182 |
| 235 | Cognition | 30 | 688 | 545 | 734 |
| 237 | Enteral nutrition | 18 | 685 | 298 | 383 |
| 238 | gene therapy | 20 | 683 | 392 | 568 |
| 239 | Immunopathology | 39 | 681 | 328 | 601 |
| 240 | Research Design | 29 | 670 | 291 | 430 |
| 241 | Genetic disorders | 19 | 669 | 185 | 187 |
| 242 | Community Psychology | 4 | 664 | 554 | 235 |
| 243 | viruses | 20 | 662 | 688 | 942 |
| 244 | Clinical Trials | 26 | 660 | 126 | 125 |
| 245 | eye | 5 | 652 | 145 | 177 |
| 246 | human development | 15 | 651 | 281 | 281 |
| 246 | DNA polymerases | 11 | 651 | 207 | 384 |
| 248 | Chemotherapy | 27 | 649 | 453 | 555 |
| 249 | Long-Term Care | 6 | 646 | 433 | 222 |
| 249 | Long-term care facilities | 6 | 646 | 428 | 222 |
| 251 | Biomechanics | 11 | 639 | 815 | 555 |
| 252 | Post-traumatic stress disorder | 18 | 630 | 259 | 287 |
| 253 | epilepsy | 28 | 623 | 207 | 307 |
| 254 | Electrophysiology | 34 | 622 | 236 | 290 |
| 255 | rehabilitation | 31 | 615 | 624 | 894 |
| 256 | Hormones | 10 | 607 | 858 | 642 |
| 257 | Drug design | 20 | 605 | 561 | 647 |
| 258 | Social Psychology | 23 | 573 | 790 | 1000 |
| 259 | Physical Therapy | 33 | 568 | 326 | 621 |
| 260 | Lipid metabolism | 9 | 559 | 168 | 138 |
| 260 | Lipid | 9 | 559 | 170 | 140 |
| 262 | Medical Technology | 15 | 557 | 754 | 586 |
| 263 | Genetic engineering | 16 | 552 | 1063 | 1233 |
| 264 | blood transfusion | 63 | 551 | 93 | 256 |
| 265 | Neuropsychiatry | 16 | 547 | 372 | 380 |
| 266 | tomography | 27 | 545 | 59 | 77 |
| 267 | Respiration | 15 | 540 | 802 | 815 |
| 268 | Neuroimmunology | 15 | 536 | 261 | 367 |
| 268 | Smoking | 19 | 536 | 298 | 353 |
| 270 | Nutrition physiology | 10 | 534 | 362 | 279 |
| 271 | Molecular Microbiology | 8 | 530 | 611 | 638 |
| 272 | Nuclear Medicine | 23 | 527 | 374 | 478 |
| 273 | Otolaryngology | 32 | 525 | 132 | 221 |
| 274 | proteins | 25 | 519 | 800 | 1056 |
| 275 | Cognitive neuroscience | 18 | 516 | 393 | 641 |
| 275 | rare diseases | 28 | 516 | 96 | 263 |
| 277 | Environmental monitoring | 10 | 512 | 2734 | 2377 |
| 278 | Mental Health Services | 30 | 508 | 321 | 435 |
| 279 | counseling | 12 | 506 | 720 | 516 |
| 280 | Adolescent Psychology | 19 | 499 | 277 | 391 |
| 281 | Psychoneuroimmunology | 14 | 489 | 248 | 355 |
| 282 | feeding behavior | 26 | 484 | 173 | 315 |
| 283 | Optical materials | 5 | 477 | 2422 | 1623 |
| 284 | Retina | 4 | 473 | 150 | 220 |
| 285 | Dietetics | 16 | 459 | 338 | 264 |
| 286 | Medical Microbiology | 14 | 448 | 1419 | 1796 |
| 287 | Menopause | 19 | 446 | 61 | 78 |
| 288 | Amyloidosis | 18 | 440 | 24 | 39 |
| 289 | Osteoporosis | 12 | 430 | 84 | 80 |
| 290 | brain mapping | 11 | 426 | 373 | 479 |
| 291 | Medical Laboratory Science | 16 | 418 | 942 | 1213 |
| 291 | Frontotemporal lobar degeneration | 19 | 418 | 30 | 57 |
| 293 | Physical Chemistry | 2 | 411 | 3206 | 1320 |
| 294 | Respiratory system | 14 | 408 | 215 | 273 |
| 294 | Food | 22 | 408 | 1277 | 1864 |
| 296 | Environmental Engineering | 9 | 402 | 2847 | 2449 |
| 297 | Recombinant DNA | 6 | 401 | 1367 | 794 |
| 298 | Neonatology | 12 | 400 | 233 | 207 |
| 299 | Molecular Imaging | 16 | 397 | 304 | 463 |
| 300 | Bioinformatics | 16 | 395 | 1005 | 1360 |
| 301 | Neurogenetics | 6 | 394 | 165 | 61 |
| 302 | Patient education | 5 | 390 | 558 | 375 |
| 302 | free radicals | 6 | 390 | 1332 | 1091 |
| 304 | infection | 14 | 388 | 888 | 1170 |
| 305 | Autism | 15 | 384 | 287 | 434 |
| 306 | Proteome | 10 | 380 | 736 | 835 |
| 307 | Community Psychiatry | 21 | 378 | 312 | 555 |
| 308 | Health Services Research | 25 | 375 | 525 | 874 |
| 309 | Organ transplantation | 36 | 373 | 60 | 114 |
| 310 | Molecular cloning | 6 | 372 | 1273 | 774 |
| 311 | personality | 6 | 367 | 1111 | 926 |
| 312 | Australia | 18 | 366 | 743 | 720 |
| 313 | RNA | 6 | 363 | 405 | 360 |
| 314 | Analytical Chemistry | 3 | 360 | 5311 | 2922 |
| 314 | Geriatric Psychiatry | 13 | 360 | 555 | 617 |
| 316 | Genetic recombination | 5 | 359 | 1408 | 789 |
| 316 | behavior therapy | 15 | 359 | 376 | 462 |
| 318 | Occupational Therapy | 42 | 355 | 148 | 241 |
| 319 | Child welfare | 19 | 354 | 364 | 455 |
| 320 | Photochemistry | 15 | 350 | 808 | 938 |
| 321 | sexual behavior | 8 | 348 | 392 | 334 |
| 322 | Personality Assessment | 3 | 346 | 646 | 367 |
| 323 | Pediatric Hematology | 23 | 343 | 57 | 61 |
| 324 | Nutritional support | 7 | 340 | 75 | 91 |
| 324 | Microorganisms | 4 | 340 | 1256 | 997 |
| 326 | Environmental Policy | 7 | 339 | 2625 | 2595 |
| 326 | Environmental Law | 7 | 339 | 801 | 1015 |
| 326 | environmental protection | 7 | 339 | 2960 | 2402 |
| 329 | Neuroendocrinology | 2 | 338 | 215 | 142 |
| 330 | Microbial Ecology | 11 | 337 | 1469 | 2043 |
| 331 | Public Policy | 20 | 336 | 600 | 983 |
| 332 | Primary health care | 27 | 334 | 509 | 857 |
| 333 | Autoimmunity | 9 | 329 | 465 | 605 |
| 334 | miniaturization | 9 | 321 | 1270 | 1479 |
| 335 | Radiation Oncology | 6 | 320 | 283 | 151 |
| 336 | Appetite | 19 | 318 | 193 | 386 |
| 337 | Cerebral cortex | 11 | 317 | 566 | 786 |
| 338 | General Surgery | 21 | 310 | 267 | 329 |
| 339 | Chromosomes | 9 | 305 | 631 | 687 |
| 340 | homosexuality | 10 | 304 | 156 | 167 |
| 341 | Sociology | 17 | 301 | 1388 | 1767 |
| 342 | occupational diseases | 12 | 299 | 455 | 556 |
| 343 | Pediatric Dermatology | 28 | 298 | 87 | 140 |
| 344 | software | 10 | 297 | 423 | 563 |
| 345 | Medical Anthropology | 17 | 294 | 487 | 1064 |
| 345 | Speech Disorders | 5 | 294 | 955 | 623 |
| 347 | Sexual health | 34 | 293 | 131 | 366 |
| 348 | Lymphoma | 51 | 292 | 85 | 103 |
| 348 | Multiple Myeloma | 51 | 292 | 84 | 92 |
| 348 | Suicide | 11 | 292 | 244 | 281 |
| 351 | Respiratory Infections | 14 | 290 | 106 | 140 |
| 351 | Cerebellum | 14 | 290 | 67 | 163 |
| 351 | Cerebellar ataxia | 14 | 290 | 67 | 163 |
| 354 | Information Science | 10 | 286 | 1566 | 1589 |
| 355 | Influenza | 13 | 285 | 64 | 93 |
| 356 | Randomized Controlled Trials | 16 | 284 | 491 | 491 |
| 357 | Pollution | 3 | 276 | 6414 | 4787 |
| 358 | older people | 73 | 275 | 235 | 696 |
| 358 | Steroids | 3 | 275 | 1257 | 670 |
| 358 | Gastrointestinal diseases | 7 | 275 | 496 | 279 |
| 361 | complementary therapies | 17 | 272 | 783 | 1106 |
| 362 | Autoantibodies | 8 | 271 | 345 | 440 |
| 362 | Autoimmune diseases | 8 | 271 | 388 | 479 |
| 364 | Reproductive health | 8 | 268 | 498 | 437 |
| 365 | Learning | 14 | 267 | 641 | 890 |
| 366 | Birth control | 5 | 264 | 360 | 262 |
| 367 | Maternal health services | 12 | 255 | 144 | 203 |
| 367 | North America | 17 | 255 | 300 | 386 |
| 369 | preimplantation genetic diagnosis | 14 | 253 | 140 | 207 |
| 369 | embryo transfer | 15 | 253 | 140 | 218 |
| 371 | Alternative Medicine | 13 | 252 | 918 | 1138 |
| 372 | Artificial Intelligence | 5 | 250 | 3630 | 2443 |
| 373 | drug abuse | 19 | 245 | 204 | 350 |
| 374 | Medical Ethics | 20 | 241 | 355 | 513 |
| 375 | Bioethics | 15 | 238 | 348 | 394 |
| 376 | Radiation Protection | 14 | 234 | 241 | 167 |
| 376 | mental health policy | 4 | 234 | 203 | 108 |
| 378 | Pharmacognosy | 5 | 233 | 1726 | 1528 |
| 378 | Evidence-Based Medicine | 18 | 233 | 387 | 664 |
| 378 | Neuropharmacology | 9 | 233 | 296 | 423 |
| 381 | Optics | 4 | 231 | 5089 | 2737 |
| 381 | patient satisfaction | 5 | 231 | 74 | 10 |
| 381 | Medicinal plants | 4 | 231 | 1487 | 1165 |
| 384 | nanoscience | 6 | 230 | 2559 | 2574 |
| 384 | Decision making | 8 | 230 | 993 | 969 |
| 386 | Multiple sclerosis | 19 | 229 | 157 | 222 |
| 387 | enzymes | 11 | 228 | 881 | 1241 |
| 388 | Health insurance | 5 | 225 | 399 | 320 |
| 389 | Congenital heart disease | 36 | 223 | 4 | 2 |
| 390 | Combinatorial chemistry | 7 | 222 | 604 | 742 |
| 391 | Inflammation | 10 | 220 | 719 | 1190 |
| 392 | environmental pollution | 2 | 214 | 6089 | 4234 |
| 393 | Atherosclerosis | 10 | 202 | 46 | 103 |
| 393 | drug evaluation | 9 | 202 | 805 | 937 |
| 395 | Intellectual disability | 8 | 201 | 563 | 565 |
| 396 | Statistics | 13 | 200 | 1626 | 1754 |
| 396 | Cardiac electrophysiology | 10 | 200 | 104 | 209 |
| 396 | arrhythmia | 10 | 200 | 104 | 209 |
| 399 | Ultrasonic Imaging | 10 | 199 | 231 | 311 |
| 400 | Dentistry | 13 | 198 | 348 | 345 |
| 401 | Psycholinguistics | 4 | 196 | 952 | 786 |
| 401 | Tissue Engineering | 4 | 196 | 293 | 221 |
| 403 | Social Sciences | 12 | 195 | 2228 | 2015 |
| 403 | Signal Transduction | 9 | 195 | 943 | 1494 |
| 403 | Oxidative stress | 8 | 195 | 732 | 1232 |
| 406 | Communication | 7 | 192 | 1552 | 1236 |
| 407 | Gender Studies | 3 | 191 | 555 | 267 |
| 407 | Queer Studies | 3 | 191 | 291 | 161 |
| 407 | Bioenergetics | 5 | 191 | 743 | 756 |
| 407 | Energy metabolism | 5 | 191 | 560 | 585 |
| 407 | Endocrine glands | 2 | 191 | 424 | 445 |
| 407 | cell membrane | 5 | 191 | 541 | 560 |
| 413 | Protein folding | 1 | 190 | 195 | 49 |
| 413 | prions | 1 | 190 | 155 | 21 |
| 415 | Neurotransmitters | 7 | 188 | 401 | 342 |
| 416 | risk factors | 15 | 185 | 293 | 629 |
| 416 | X-rays | 7 | 185 | 441 | 336 |
| 418 | Global Health | 14 | 183 | 419 | 618 |
| 418 | Demography | 1 | 183 | 1483 | 560 |
| 418 | gastrointestinal tract | 5 | 183 | 196 | 313 |
| 421 | Vision | 1 | 179 | 1272 | 606 |
| 422 | Melanoma | 3 | 176 | 255 | 208 |
| 422 | Cellular senescence | 5 | 176 | 578 | 764 |
| 422 | United Kingdom | 5 | 176 | 1600 | 1621 |
| 425 | language | 3 | 175 | 905 | 594 |
| 426 | Precision medicine | 13 | 174 | 51 | 101 |
| 427 | Radiotherapy | 18 | 173 | 122 | 182 |
| 427 | calcification | 6 | 173 | 420 | 554 |
| 427 | Speech | 3 | 173 | 1057 | 726 |
| 430 | Drug discovery | 3 | 172 | 295 | 200 |
| 430 | cloning | 8 | 172 | 448 | 962 |
| 432 | Neurolinguistics | 2 | 171 | 635 | 439 |
| 433 | Tropical Medicine | 12 | 170 | 1055 | 1395 |
| 433 | liver | 10 | 170 | 119 | 198 |
| 435 | biological evolution | 6 | 167 | 1836 | 2363 |
| 435 | Chronic diseases | 5 | 167 | 684 | 871 |
| 437 | Animal Behavior | 5 | 166 | 1793 | 2006 |
| 437 | Genes | 9 | 166 | 711 | 939 |
| 439 | ethnicity | 9 | 164 | 360 | 320 |
| 439 | child abuse | 10 | 164 | 440 | 818 |
| 441 | child behavior | 6 | 160 | 280 | 408 |
| 442 | Psychoanalysis | 16 | 158 | 134 | 138 |
| 443 | Metastasis | 3 | 156 | 198 | 356 |
| 444 | mutation | 3 | 155 | 782 | 702 |
| 444 | Growth factors | 2 | 155 | 413 | 430 |
| 446 | Infections | 6 | 154 | 1067 | 1540 |
| 447 | China | 4 | 153 | 3188 | 2377 |
| 448 | primary prevention | 4 | 151 | 422 | 341 |
| 448 | chronic disease | 4 | 151 | 355 | 316 |
| 450 | Polymers | 3 | 149 | 5202 | 3928 |
| 450 | radiation monitoring | 11 | 149 | 256 | 243 |
| 450 | Sports | 21 | 149 | 875 | 1519 |
| 450 | Parasitic Diseases | 5 | 149 | 2104 | 2118 |
| 454 | Antiviral agents | 7 | 148 | 220 | 301 |
| 455 | adolescence | 4 | 147 | 929 | 847 |
| 456 | Pharmacy | 4 | 145 | 2386 | 2055 |
| 456 | Sexuality | 7 | 145 | 155 | 154 |
| 458 | health and race | 7 | 144 | 138 | 160 |
| 458 | Hypertension in pregnancy | 3 | 144 | 352 | 81 |
| 458 | psychoanalytic therapy | 9 | 144 | 41 | 18 |
| 461 | Geriatric Oncology | 11 | 143 | 250 | 670 |
| 462 | Colloids | 3 | 140 | 4200 | 3824 |
| 463 | Psychiatric hospitals | 11 | 137 | 172 | 281 |
| 464 | Antibodies | 5 | 133 | 634 | 718 |
| 464 | Antigens | 5 | 133 | 880 | 937 |
| 466 | Microelectronics | 3 | 129 | 2142 | 1914 |
| 466 | healthcare disparities | 14 | 129 | 167 | 412 |
| 468 | Magnetic Resonance Imaging | 6 | 127 | 458 | 499 |
| 468 | Bipolar Disorder | 4 | 127 | 372 | 470 |
| 470 | Molecular Genetics | 6 | 126 | 1854 | 2504 |
| 470 | Social work | 13 | 126 | 705 | 1007 |
| 472 | Neurovirology | 10 | 125 | 100 | 247 |
| 472 | cosmic rays | 2 | 125 | 721 | 349 |
| 474 | Histochemistry | 6 | 124 | 912 | 1027 |
| 474 | cross-cultural comparison | 6 | 124 | 344 | 386 |
| 476 | Immunohistochemistry | 4 | 121 | 181 | 112 |
| 477 | Crisis Intervention | 5 | 120 | 98 | 136 |
| 478 | Language Disorders | 3 | 119 | 1006 | 741 |
| 478 | Biomarkers | 5 | 119 | 294 | 279 |
| 478 | health services | 9 | 119 | 672 | 1009 |
| 478 | biochemical markers | 5 | 119 | 719 | 708 |
| 482 | Elderly | 62 | 118 | 215 | 709 |
| 483 | Music | 9 | 117 | 523 | 563 |
| 483 | Histocompatibility Testing | 12 | 117 | 251 | 506 |
| 483 | Safety management | 6 | 117 | 356 | 341 |
| 486 | Information Systems | 9 | 116 | 850 | 1394 |
| 487 | Audiology | 7 | 114 | 647 | 831 |
| 488 | voice | 8 | 113 | 277 | 422 |
| 488 | visualization | 26 | 113 | 462 | 754 |
| 488 | anesthesia | 19 | 113 | 110 | 313 |
| 488 | cell interaction | 7 | 113 | 870 | 1516 |
| 492 | Medical Imaging | 5 | 112 | 333 | 370 |
| 492 | Surface Chemistry | 2 | 112 | 4916 | 3994 |
| 494 | polymerization | 1 | 111 | 6001 | 3685 |
| 494 | drug control | 6 | 111 | 266 | 393 |
| 496 | Cross-Cultural Studies | 4 | 110 | 627 | 578 |
| 497 | Health Services Administration | 8 | 109 | 701 | 1167 |
| 497 | Vocational guidance | 3 | 109 | 986 | 933 |
| 499 | Hemostasis | 6 | 107 | 714 | 888 |
| 499 | sex crimes | 8 | 107 | 364 | 606 |
| 501 | Linguistics | 1 | 105 | 2879 | 1037 |
| 501 | Applied Linguistics | 1 | 105 | 1200 | 391 |
| 501 | Phonetics | 1 | 105 | 639 | 297 |
| 501 | Morphogenesis | 1 | 105 | 165 | 84 |
| 501 | Organogenesis | 1 | 105 | 90 | 57 |
| 501 | cytokines | 5 | 105 | 1245 | 1743 |
| 501 | Pituitary gland | 4 | 105 | 191 | 243 |
| 508 | Dialysis | 8 | 104 | 77 | 65 |
| 509 | Mathematics | 6 | 103 | 5561 | 4673 |
| 510 | protein | 13 | 102 | 652 | 1444 |
| 510 | Pregnancy | 8 | 102 | 531 | 916 |
| 512 | Behavioral research | 7 | 101 | 230 | 311 |
| 512 | Culture techniques | 8 | 101 | 170 | 298 |
| 514 | Cannabis | 9 | 99 | 13 | 83 |
| 514 | cannabinoids | 9 | 99 | 11 | 79 |
| 516 | Quality Assurance | 2 | 97 | 593 | 279 |
| 516 | Molecular evolution | 2 | 97 | 2676 | 2306 |
| 518 | histological techniques | 5 | 96 | 648 | 1108 |
| 518 | Communication in medicine | 4 | 96 | 515 | 556 |
| 520 | Emotions | 7 | 95 | 376 | 788 |
| 521 | Cytokine | 2 | 94 | 648 | 711 |
| 522 | Cognitive Therapy | 8 | 92 | 369 | 701 |
| 522 | Radiation dosimetry | 9 | 92 | 237 | 287 |
| 524 | urban health | 7 | 91 | 154 | 379 |
| 524 | implementation science | 1 | 91 | 102 | 17 |
| 526 | Education | 3 | 90 | 5011 | 3243 |
| 526 | violence | 9 | 90 | 558 | 1110 |
| 528 | Proteomics | 7 | 89 | 864 | 1733 |
| 529 | Developmental Neurobiology | 6 | 88 | 382 | 653 |
| 529 | Social policy | 4 | 88 | 1009 | 894 |
| 531 | Classroom Environment | 1 | 86 | 166 | 73 |
| 532 | residential treatment | 5 | 85 | 98 | 135 |
| 532 | Bone diseases | 6 | 85 | 348 | 831 |
| 532 | Spectrum analysis | 7 | 85 | 3796 | 4896 |
| 535 | Image Processing | 8 | 84 | 1457 | 2329 |
| 535 | civil rights | 3 | 84 | 424 | 267 |
| 537 | Kidney transplantation | 2 | 83 | 127 | 75 |
| 538 | Family | 3 | 82 | 1169 | 1053 |
| 538 | prostaglandins | 2 | 82 | 724 | 607 |
| 538 | Biodiversity | 2 | 82 | 3341 | 2893 |
| 538 | adulthood | 1 | 82 | 254 | 92 |
| 542 | Vocational Education | 2 | 79 | 749 | 492 |
| 542 | Erectile dysfunction | 4 | 79 | 234 | 305 |
| 542 | Cell division | 2 | 79 | 890 | 818 |
| 545 | Molecular ecology | 1 | 78 | 2085 | 1948 |
| 545 | internet | 3 | 78 | 1470 | 1305 |
| 547 | Reproductive toxicology | 7 | 77 | 307 | 683 |
| 547 | Bereavement | 1 | 77 | 436 | 145 |
| 549 | Ethology | 2 | 76 | 2147 | 2385 |
| 550 | Palliative Care | 8 | 75 | 635 | 1069 |
| 551 | hospice care | 7 | 74 | 376 | 642 |
| 552 | Pediatric Nursing | 4 | 73 | 497 | 506 |
| 552 | Cognitive Science | 8 | 73 | 981 | 2101 |
| 552 | child mental health | 11 | 73 | 195 | 518 |
| 555 | Emergency Medical Services | 9 | 72 | 437 | 969 |
| 555 | Youth | 1 | 72 | 1319 | 917 |
| 557 | Psychiatric Epidemiology | 5 | 71 | 437 | 927 |
| 558 | Sarcopenia | 2 | 70 | 602 | 818 |
| 558 | breastfeeding | 6 | 70 | 362 | 700 |
| 560 | health services accessibility | 5 | 67 | 857 | 1271 |
| 560 | biological factors | 5 | 67 | 1844 | 2623 |
| 562 | Synapses | 2 | 66 | 426 | 461 |
| 562 | Culture | 4 | 66 | 1070 | 892 |
| 564 | psychopathology | 6 | 65 | 260 | 528 |
| 565 | Immunochemistry | 2 | 64 | 1652 | 1424 |
| 565 | Nanostructures | 2 | 64 | 3234 | 3075 |
| 565 | Cardiopulmonary Resuscitation | 3 | 64 | 169 | 60 |
| 565 | cardiac arrest | 3 | 64 | 169 | 60 |
| 569 | Meteorology | 2 | 63 | 3352 | 3567 |
| 569 | Developmental Immunology | 2 | 63 | 1240 | 1263 |
| 571 | sanitation | 1 | 62 | 2888 | 2974 |
| 571 | acupuncture | 6 | 62 | 138 | 94 |
| 571 | Astrocytes | 4 | 62 | 517 | 1068 |
| 574 | embryonic development | 3 | 61 | 495 | 689 |
| 575 | locomotion | 3 | 60 | 861 | 988 |
| 575 | posture | 3 | 60 | 861 | 988 |
| 575 | Lymphatic system | 2 | 60 | 157 | 140 |
| 575 | gait | 3 | 60 | 861 | 988 |
| 575 | walking | 3 | 60 | 861 | 988 |
| 580 | Vaccination | 1 | 59 | 606 | 451 |
| 580 | Hearing | 2 | 59 | 1035 | 924 |
| 580 | disease outbreaks | 3 | 59 | 687 | 1054 |
| 580 | Epidemics | 3 | 59 | 659 | 1036 |
| 584 | Evolutionary Genetics | 2 | 58 | 1079 | 1112 |
| 584 | Molecular Epidemiology | 2 | 58 | 1079 | 1112 |
| 584 | Socioeconomic Factors | 2 | 58 | 1189 | 1247 |
| 587 | Engineering | 3 | 57 | 5758 | 5230 |
| 587 | Neuroimaging | 8 | 57 | 151 | 380 |
| 587 | Telemedicine | 4 | 57 | 355 | 722 |
| 587 | Health Physics | 2 | 57 | 353 | 186 |
| 587 | Hearing Aids | 1 | 57 | 478 | 241 |
| 587 | mental processes | 8 | 57 | 190 | 437 |
| 593 | Nursing | 7 | 56 | 1508 | 2283 |
| 593 | Cognitive Behavioral Therapy | 3 | 56 | 261 | 355 |
| 595 | Human-Computer Interaction | 4 | 55 | 1562 | 2054 |
| 595 | Gene expression | 1 | 55 | 641 | 496 |
| 595 | monitoring | 3 | 55 | 328 | 333 |
| 595 | Electroconvulsive therapy | 3 | 55 | 110 | 136 |
| 599 | Biopharmaceutics | 2 | 54 | 1862 | 1982 |
| 599 | Fluorescence spectroscopy | 4 | 54 | 248 | 435 |
| 599 | Biofilms | 1 | 54 | 367 | 404 |
| 599 | Molecular Spectroscopy | 4 | 54 | 1919 | 2510 |
| 599 | biomedicine | 4 | 54 | 921 | 1460 |
| 599 | Coronary heart disease | 14 | 54 | 34 | 199 |
| 605 | Geriatric Pharmacology | 5 | 53 | 245 | 593 |
| 605 | Technological Innovations | 2 | 53 | 1538 | 1544 |
| 605 | Production Management | 1 | 53 | 1980 | 1859 |
| 608 | Asthma | 5 | 52 | 634 | 1106 |
| 608 | Food Microbiology | 1 | 52 | 2500 | 2447 |
| 608 | food technology | 1 | 52 | 4573 | 3928 |
| 608 | Personality Disorders | 3 | 52 | 314 | 457 |
| 608 | exobiology | 1 | 52 | 695 | 639 |
| 613 | Educational Psychology | 4 | 51 | 1407 | 1874 |
| 613 | infrared radiation | 2 | 51 | 937 | 733 |
| 613 | Positive Psychology | 1 | 51 | 344 | 346 |
| 616 | Analytical Biochemistry | 1 | 50 | 3425 | 2726 |
| 616 | ethnic groups | 1 | 50 | 696 | 474 |
| 618 | air quality | 2 | 49 | 381 | 415 |
| 618 | musculoskeletal system | 2 | 49 | 213 | 304 |
| 618 | Pancreatic diseases | 13 | 49 | 239 | 599 |
| 621 | Cardiovascular Pharmacology | 5 | 48 | 196 | 535 |
| 621 | Geophysics | 3 | 48 | 4234 | 4841 |
| 621 | Evidence-based practice | 6 | 48 | 60 | 39 |
| 621 | Drug delivery devices | 2 | 48 | 264 | 485 |
| 625 | Pharmacogenomics | 3 | 47 | 364 | 716 |
| 625 | Immunopharmacology | 2 | 47 | 1618 | 1862 |
| 625 | Entropy | 4 | 47 | 1099 | 1368 |
| 625 | orphan drugs | 7 | 47 | 2 | 18 |
| 629 | Neuroanatomy | 2 | 46 | 357 | 462 |
| 629 | Hallucinogens | 1 | 46 | 424 | 347 |
| 631 | dual diagnosis | 3 | 45 | 90 | 86 |
| 631 | drug resistance | 2 | 45 | 1189 | 1466 |
| 631 | Social welfare | 2 | 45 | 861 | 841 |
| 631 | Quality of life | 5 | 45 | 1422 | 2867 |
| 635 | Pediatric Endocrinology | 6 | 44 | 214 | 398 |
| 635 | Functional Genomics | 4 | 44 | 255 | 780 |
| 635 | Cultural diversity | 1 | 44 | 348 | 331 |
| 635 | Neural circuitry | 1 | 44 | 3503 | 3138 |
| 635 | System analysis | 2 | 44 | 3613 | 3435 |
| 635 | Oligosaccharides | 1 | 44 | 582 | 526 |
| 635 | disabilities | 2 | 44 | 1178 | 1227 |
| 635 | Flow cytometry | 3 | 44 | 511 | 818 |
| 643 | Online social networks | 1 | 43 | 766 | 490 |
| 643 | mental health promotion | 1 | 43 | 374 | 313 |
| 645 | DNS | 1 | 42 | 1157 | 1010 |
| 645 | Liposomes | 1 | 42 | 1142 | 970 |
| 645 | DNA | 1 | 42 | 1384 | 1055 |
| 648 | Clinical Laboratory Science | 3 | 41 | 304 | 384 |
| 648 | Behavioral Genetics | 3 | 41 | 284 | 535 |
| 648 | Environmental pollutants | 5 | 41 | 2228 | 4044 |
| 648 | mammals | 3 | 41 | 1312 | 1630 |
| 648 | weight loss | 4 | 41 | 143 | 299 |
| 648 | Oxidation-reduction | 3 | 41 | 1016 | 1907 |
| 654 | pollutants | 3 | 40 | 2360 | 3582 |
| 654 | Jurisprudence | 1 | 40 | 1920 | 1345 |
| 654 | Cell communication | 3 | 40 | 991 | 1699 |
| 657 | Pharmacokinetics | 2 | 39 | 1491 | 1746 |
| 657 | Microscopy | 2 | 39 | 2580 | 2347 |
| 659 | Antibacterial agents | 1 | 38 | 1575 | 1621 |
| 659 | Learning disabilities | 1 | 38 | 1582 | 1293 |
| 659 | Disability Law | 1 | 38 | 360 | 288 |
| 659 | environmental exposure | 7 | 38 | 1499 | 3682 |
| 663 | Occupational Health | 8 | 37 | 774 | 1762 |
| 663 | emergency management | 4 | 37 | 848 | 1578 |
| 663 | Holistic Health | 2 | 37 | 702 | 744 |
| 666 | School Psychology | 4 | 36 | 437 | 830 |
| 666 | Industrial Microbiology | 3 | 36 | 2394 | 3798 |
| 666 | Counseling Psychology | 2 | 36 | 325 | 469 |
| 666 | Neuroplasticity | 2 | 36 | 567 | 826 |
| 666 | Mycology | 2 | 36 | 2390 | 2703 |
| 666 | neuronal plasticity | 2 | 36 | 470 | 734 |
| 672 | Multimedia Systems | 3 | 35 | 2058 | 2308 |
| 673 | Humanities | 5 | 34 | 1699 | 2124 |
| 673 | Diagnosis | 3 | 34 | 784 | 1208 |
| 673 | Obsessive-Compulsive Disorder | 3 | 34 | 120 | 169 |
| 673 | Mutagenesis | 1 | 34 | 1066 | 879 |
| 673 | heredity | 5 | 34 | 593 | 1294 |
| 673 | Structure-activity relationship | 2 | 34 | 653 | 724 |
| 679 | Ethics | 1 | 32 | 2110 | 1522 |
| 679 | Genetic epidemiology | 4 | 32 | 289 | 710 |
| 679 | History of Medicine | 2 | 32 | 753 | 376 |
| 679 | Program Evaluation | 1 | 32 | 222 | 189 |
| 679 | Antioxidants | 2 | 32 | 1151 | 1873 |
| 679 | Synthetic biology | 4 | 32 | 294 | 704 |
| 679 | Hippocampus | 1 | 32 | 646 | 825 |
| 679 | pharmaceutical industry | 2 | 32 | 895 | 1062 |
| 679 | evaluation | 1 | 32 | 403 | 272 |
| 688 | family violence | 3 | 31 | 473 | 908 |
| 688 | Familial diseases | 4 | 31 | 210 | 502 |
| 690 | Anthropology | 3 | 30 | 2064 | 2359 |
| 690 | Pharmaceutical Technology | 1 | 30 | 2822 | 2842 |
| 690 | Hematopoietic stem cell transplantation | 2 | 30 | 733 | 1199 |
| 690 | elder abuse | 2 | 30 | 443 | 697 |
| 690 | Membranes | 2 | 30 | 2483 | 3439 |
| 690 | Yeast | 1 | 30 | 918 | 960 |
| 696 | Neurogenesis | 1 | 29 | 20 | 19 |
| 696 | Documentation | 1 | 29 | 769 | 540 |
| 696 | Social behavior | 1 | 29 | 2293 | 2245 |
| 699 | Hematopoiesis | 1 | 28 | 154 | 159 |
| 699 | Genetic testing | 6 | 28 | 184 | 659 |
| 699 | Soft Condensed Matter | 1 | 28 | 1914 | 1960 |
| 699 | Family Therapy | 6 | 28 | 569 | 1241 |
| 699 | child sexual abuse | 1 | 28 | 343 | 351 |
| 699 | biopolymers | 1 | 28 | 2158 | 2222 |
| 705 | Andrology | 2 | 27 | 1035 | 1419 |
| 705 | Neurotoxicology | 3 | 27 | 696 | 1535 |
| 705 | Microfabrication | 2 | 27 | 600 | 801 |
| 705 | Imaging systems | 3 | 27 | 910 | 1196 |
| 705 | extraterrestrial environment | 2 | 27 | 931 | 1123 |
| 705 | Radiation effects | 2 | 27 | 930 | 1481 |
| 711 | Healing | 1 | 26 | 303 | 271 |
| 711 | Parasitology | 3 | 26 | 2979 | 4138 |
| 711 | movement | 1 | 26 | 707 | 790 |
| 714 | Language Acquisition | 3 | 25 | 461 | 767 |
| 714 | Forensic Psychiatry | 6 | 25 | 437 | 1012 |
| 714 | Metabolic disorders in children | 4 | 25 | 277 | 487 |
| 714 | Parasites | 2 | 25 | 2386 | 3049 |
| 714 | Israel | 2 | 25 | 219 | 146 |
| 719 | Emerging infectious diseases | 2 | 24 | 504 | 1042 |
| 719 | Retinal diseases | 3 | 24 | 84 | 36 |
| 719 | Carbon | 1 | 24 | 2399 | 2873 |
| 722 | Environmental Microbiology | 2 | 23 | 2109 | 3504 |
| 722 | Industrial Safety | 5 | 23 | 1061 | 2353 |
| 722 | Chromatographic analysis | 3 | 23 | 2398 | 3515 |
| 725 | Biosensors | 1 | 22 | 2398 | 3222 |
| 725 | Solid State Physics | 1 | 22 | 5628 | 5361 |
| 725 | Epigenetics | 1 | 22 | 503 | 545 |
| 725 | Pediatric Rheumatology | 2 | 22 | 389 | 566 |
| 725 | Electrophoresis | 2 | 22 | 2505 | 3441 |
| 725 | micromechanics | 1 | 22 | 1229 | 1279 |
| 725 | Epigenomics | 1 | 22 | 493 | 534 |
| 725 | Chromatography | 2 | 22 | 2486 | 3285 |
| 725 | Bioelectronics | 1 | 22 | 2103 | 2886 |
| 725 | Germany | 3 | 22 | 833 | 836 |
| 725 | hygiene | 2 | 22 | 810 | 1347 |
| 736 | Hemodialysis | 6 | 21 | 29 | 43 |
| 736 | Feasibility studies | 4 | 21 | 276 | 511 |
| 736 | Bilingualism | 2 | 21 | 273 | 501 |
| 736 | nuclear magnetic resonance | 4 | 21 | 1188 | 1933 |
| 736 | sexual orientation | 1 | 21 | 289 | 315 |
| 736 | Magnetic Resonance Spectroscopy | 3 | 21 | 1516 | 2139 |
| 736 | Gender identity | 1 | 21 | 653 | 505 |
| 736 | humanistic psychology | 1 | 21 | 211 | 196 |
| 736 | Egypt | 1 | 21 | 1244 | 1416 |
| 745 | Community Health Nursing | 1 | 20 | 176 | 178 |
| 745 | air quality management | 1 | 20 | 1240 | 1600 |
| 745 | Cost control | 2 | 20 | 248 | 373 |
| 745 | Religion and Psychology | 4 | 20 | 443 | 1089 |
| 745 | indoor air pollution | 1 | 20 | 898 | 1148 |
| 745 | Asia | 3 | 20 | 3684 | 5059 |
| 745 | Ventilation | 1 | 20 | 1189 | 1337 |
| 745 | Sick building syndrome | 1 | 20 | 898 | 1148 |
| 745 | antibiotics | 2 | 20 | 619 | 1013 |
| 745 | women | 2 | 20 | 1226 | 1391 |
| 755 | transgenic organisms | 1 | 19 | 644 | 879 |
| 755 | Plant genetic engineering | 1 | 19 | 1782 | 2115 |
| 755 | transgenic animals | 1 | 19 | 609 | 847 |
| 755 | Transgenic plants | 1 | 19 | 1030 | 1348 |
| 755 | Teaching | 7 | 19 | 1302 | 3099 |
| 755 | Physical fitness | 1 | 19 | 2001 | 2154 |
| 755 | Insects | 1 | 19 | 2746 | 2607 |
| 755 | Insect biochemistry | 1 | 19 | 897 | 1099 |
| 763 | Educational Sociology | 1 | 18 | 741 | 704 |
| 763 | Exercise therapy | 1 | 18 | 975 | 907 |
| 765 | Surface-Active Agents | 1 | 17 | 2088 | 2787 |
| 765 | Hemophilia | 1 | 17 | 1002 | 1076 |
| 765 | Surface properties | 1 | 17 | 2200 | 2904 |
| 768 | Chronobiology | 2 | 16 | 632 | 1037 |
| 768 | Circadian rhythms | 2 | 16 | 443 | 890 |
| 768 | biological clocks | 2 | 16 | 632 | 1037 |
| 768 | Brachytherapy | 2 | 16 | 477 | 503 |
| 768 | Malaria | 3 | 16 | 915 | 1943 |
| 768 | Radioisotopes | 3 | 16 | 1575 | 2355 |
| 768 | circadian rhythm | 2 | 16 | 632 | 1037 |
| 768 | biological rhythms | 2 | 16 | 599 | 1012 |
| 776 | Morphology | 1 | 15 | 1668 | 1625 |
| 776 | behavior modification | 1 | 15 | 716 | 1001 |
| 778 | Agricultural Chemistry | 1 | 14 | 4125 | 4700 |
| 778 | Dyslexia | 2 | 14 | 211 | 447 |
| 778 | Nanostructured Materials | 2 | 14 | 4118 | 5798 |
| 778 | Nanoparticles | 2 | 14 | 2679 | 4027 |
| 778 | men | 1 | 14 | 698 | 879 |
| 778 | Androgens | 1 | 14 | 538 | 802 |
| 778 | natural disasters | 1 | 14 | 2501 | 3142 |
| 785 | Botany | 1 | 13 | 6157 | 7027 |
| 785 | Ergonomics | 1 | 13 | 2129 | 2251 |
| 785 | Genetic Toxicology | 1 | 13 | 1051 | 1625 |
| 785 | Photography | 1 | 13 | 3398 | 1844 |
| 785 | Signal Processing | 1 | 13 | 3586 | 3915 |
| 785 | physical therapy techniques | 2 | 13 | 240 | 383 |
| 785 | Echocardiography | 1 | 13 | 250 | 410 |
| 785 | plant molecular biology | 1 | 13 | 2662 | 3576 |
| 785 | Plants | 1 | 13 | 3720 | 4285 |
| 794 | Philosophy | 1 | 12 | 2851 | 1837 |
| 794 | Criminology | 3 | 12 | 1069 | 1772 |
| 794 | Dental Public Health | 3 | 12 | 199 | 511 |
| 794 | Globalization | 2 | 12 | 818 | 1622 |
| 794 | motivation | 2 | 12 | 453 | 913 |
| 794 | Technology | 2 | 12 | 6484 | 8405 |
| 794 | Emotion | 2 | 12 | 282 | 648 |
| 794 | Writing | 1 | 12 | 537 | 717 |
| 794 | Reading | 1 | 12 | 1045 | 1220 |
| 794 | Brain damage | 1 | 12 | 978 | 1366 |
| 804 | Operations Research | 1 | 11 | 3818 | 4099 |
| 804 | Electrocardiography | 1 | 11 | 943 | 960 |
| 804 | Integrative Medicine | 1 | 11 | 721 | 769 |
| 804 | Vascular malformations | 4 | 11 | 5 | 5 |
| 804 | cell adhesion molecules | 2 | 11 | 804 | 1749 |
| 804 | Africa | 1 | 11 | 3349 | 3361 |
| 804 | Blood vessels | 4 | 11 | 333 | 1197 |
| 804 | children | 3 | 11 | 626 | 1410 |
| 812 | Forensic Psychology | 2 | 10 | 607 | 1018 |
| 812 | Well-being | 1 | 10 | 342 | 536 |
| 812 | radiative transfer | 1 | 10 | 1110 | 1320 |
| 812 | probabilities | 1 | 10 | 2186 | 2066 |
| 812 | Cheminformatics | 1 | 10 | 775 | 1158 |
| 812 | Informatics | 1 | 10 | 1717 | 2271 |
| 812 | Stress | 1 | 10 | 667 | 1041 |
| 819 | Cochlear Implants | 1 | 9 | 242 | 302 |
| 819 | Regenerative Medicine | 1 | 9 | 375 | 595 |
| 819 | Memory disorders | 1 | 9 | 513 | 692 |
| 819 | Public opinion | 1 | 9 | 852 | 1248 |
| 819 | Neurodegenerative Diseases | 1 | 9 | 3 | 38 |
| 819 | animals | 1 | 9 | 2545 | 3033 |
| 819 | Social interaction | 2 | 9 | 423 | 913 |
| 819 | dissociative disorders | 1 | 9 | 251 | 460 |
| 819 | computer networks | 1 | 9 | 4251 | 4774 |
| 828 | Information Technology | 2 | 8 | 3877 | 5563 |
| 828 | Psychiatric Nursing | 1 | 8 | 1408 | 1901 |
| 828 | Educational Technology | 2 | 8 | 2245 | 3877 |
| 828 | Radiopharmaceuticals | 2 | 8 | 627 | 904 |
| 828 | Drug targeting | 1 | 8 | 698 | 1232 |
| 828 | Screening | 1 | 8 | 502 | 791 |
| 828 | schools | 4 | 8 | 34 | 145 |
| 828 | vitamin C | 1 | 8 | 916 | 1526 |
| 828 | international cooperation | 1 | 8 | 1324 | 1890 |
| 828 | vitamin E | 1 | 8 | 916 | 1526 |
| 838 | Electronics | 4 | 7 | 3861 | 6459 |
| 838 | Computer Vision | 2 | 7 | 1672 | 3018 |
| 838 | Disease management | 2 | 7 | 189 | 477 |
| 838 | livestock | 2 | 7 | 785 | 1411 |
| 842 | Chemical Engineering | 1 | 6 | 7092 | 8610 |
| 842 | Oral Medicine | 1 | 6 | 1315 | 1838 |
| 842 | Career development | 1 | 6 | 887 | 1246 |
| 842 | industrial hygiene | 3 | 6 | 1457 | 3089 |
| 842 | stem cell transplantation | 1 | 6 | 143 | 193 |
| 842 | Compassion | 1 | 6 | 11 | 51 |
| 842 | Empathy | 1 | 6 | 82 | 104 |
| 842 | Evolution | 1 | 6 | 3605 | 4886 |
| 842 | eugenics | 2 | 6 | 972 | 2149 |
| 842 | phototherapy | 1 | 6 | 578 | 725 |
| 852 | Animal husbandry | 1 | 5 | 750 | 1063 |
| 852 | soil microbiology | 1 | 5 | 2800 | 4205 |
| 852 | Cytoskeleton | 1 | 5 | 587 | 999 |
| 852 | Qualitative Research | 2 | 5 | 706 | 1532 |
| 852 | Population | 1 | 5 | 2275 | 3078 |
| 852 | health planning | 1 | 5 | 4361 | 5916 |
| 858 | Nanomedicine | 1 | 4 | 603 | 1254 |
| 858 | Music Therapy | 1 | 4 | 526 | 904 |
| 858 | Language Development | 1 | 4 | 447 | 728 |
| 858 | Risk Management | 2 | 4 | 1143 | 2717 |
| 858 | Microbial Biotechnology | 1 | 4 | 2047 | 3111 |
| 858 | Psychoanalytic theory | 2 | 4 | 82 | 165 |
| 858 | Metabolic syndrome | 1 | 4 | 629 | 1256 |
| 858 | Sound | 2 | 4 | 1292 | 2087 |
| 858 | Ion channels | 1 | 4 | 208 | 433 |
| 858 | Cognitive Learning | 1 | 4 | 279 | 502 |
| 858 | artificial cells | 1 | 4 | 243 | 379 |
| 858 | harm reduction | 1 | 4 | 488 | 862 |
| 858 | venom | 3 | 4 | 1046 | 2497 |
| 858 | Toxins | 3 | 4 | 1166 | 2699 |
| 872 | Geriatric Nursing | 1 | 3 | 1073 | 1784 |
| 872 | Criminal psychology | 1 | 3 | 1417 | 2037 |
| 872 | Nonverbal Communication | 1 | 3 | 406 | 770 |
| 872 | Health literacy | 1 | 3 | 6 | 26 |
| 872 | pediatric pharmacology | 1 | 3 | 252 | 324 |
| 872 | Body language | 1 | 3 | 242 | 535 |
| 872 | Ultrasonics | 1 | 3 | 2120 | 3216 |
| 872 | Ferroelectricity | 1 | 3 | 1661 | 2062 |
| 872 | Paleopathology | 1 | 3 | 649 | 964 |
| 872 | peptides | 1 | 3 | 1938 | 2922 |
| 872 | Library Science | 1 | 3 | 2728 | 3081 |
| 872 | Radio | 3 | 3 | 1001 | 2075 |
| 872 | ethanol | 3 | 3 | 611 | 1793 |
| 872 | family counseling | 1 | 3 | 329 | 547 |
| 872 | Protein engineering | 1 | 3 | 522 | 980 |
| 872 | molecular design | 1 | 3 | 583 | 1001 |
| 872 | Ultrasound | 1 | 3 | 1154 | 1892 |
| 872 | Human biology | 1 | 3 | 1386 | 2200 |
| 872 | Radio frequency | 1 | 3 | 734 | 1131 |
| 891 | Computer Science | 1 | 2 | 4396 | 5933 |
| 891 | Game Theory | 1 | 2 | 1123 | 1599 |
| 891 | Pediatric Gastroenterology | 2 | 2 | 43 | 97 |
| 891 | Econometrics | 1 | 2 | 2421 | 3221 |
| 891 | Public Health Administration | 1 | 2 | 834 | 1247 |
| 891 | Probability | 1 | 2 | 1284 | 2110 |
| 891 | Biochemical Genetics | 1 | 2 | 1090 | 1688 |
| 891 | Total Quality Management | 2 | 2 | 806 | 2098 |
| 891 | Simulation Methods | 1 | 2 | 2098 | 3160 |
| 891 | Microfluidics | 1 | 2 | 523 | 984 |
| 891 | Financial management | 1 | 2 | 1139 | 2045 |
| 891 | Plant breeding | 1 | 2 | 1697 | 2693 |
| 891 | Risk | 1 | 2 | 1258 | 2108 |
| 891 | Cell survival | 1 | 2 | 548 | 1165 |
| 891 | Student Health Services | 1 | 2 | 568 | 1070 |
| 891 | molecular chaperones | 1 | 2 | 619 | 1203 |
| 891 | Breeding | 1 | 2 | 2256 | 3443 |
| 908 | Criminal Law | 2 | 1 | 388 | 868 |
| 908 | Special Education | 1 | 1 | 1583 | 2378 |
| 908 | Genetic databases | 1 | 1 | 132 | 434 |
| 908 | women's rights | 1 | 1 | 458 | 857 |
| 908 | dietary supplements | 1 | 1 | 1681 | 2916 |
| 908 | social justice | 1 | 1 | 769 | 1186 |
| 908 | Informed consent | 1 | 1 | 72 | 212 |
| 908 | at-risk youth | 1 | 1 | 195 | 406 |
| 908 | Endoplasmic reticulum | 1 | 1 | 1 | 6 |
| 908 | drug toxicity | 2 | 1 | 704 | 2089 |
| 918 | Industrial Organization | 1 | 0 | 657 | 1235 |
| 918 | Oncology Nursing | 1 | 0 | 28 | 81 |
| 918 | Experimental Psychology | 1 | 0 | 1036 | 1607 |
| 918 | Obstetric Nursing | 1 | 0 | 847 | 1353 |
| 918 | Pastoral Theology | 2 | 0 | 208 | 553 |
| 918 | Yoga | 1 | 0 | 79 | 218 |
| 918 | Freeze-Drying | 1 | 0 | 1111 | 1695 |
| 918 | Interferons | 1 | 0 | 697 | 1346 |
| 918 | Hypothermia | 1 | 0 | 1111 | 1695 |
| 918 | big data | 2 | 0 | 808 | 2456 |
| 918 | Freeze Drying | 1 | 0 | 1111 | 1695 |
| 918 | nuclear magnetic resonance spectroscopy | 1 | 0 | 1435 | 2194 |
| 918 | Electrons | 1 | 0 | 256 | 520 |
| 918 | Minority Health | 1 | 0 | 212 | 627 |
| 918 | Food preferences | 1 | 0 | 755 | 1471 |
| 918 | Neurodevelopmental disorders | 1 | 0 | 146 | 372 |
| 918 | Soviet Union | 1 | 0 | 1631 | 2593 |
| 918 | African Americans | 1 | 0 | 384 | 730 |