| 1 | Medicine | 92 | 9.1K | 2095 | 1120 |
| 2 | Neurology | 264 | 8.9K | 520 | 657 |
| 3 | Cardiovascular system | 36 | 6.6K | 367 | 192 |
| 4 | Hypertension | 34 | 6.4K | 390 | 181 |
| 5 | Biology | 70 | 6.3K | 2207 | 1833 |
| 6 | Science | 66 | 5.6K | 2517 | 2021 |
| 7 | Nervous system | 96 | 4.4K | 265 | 296 |
| 8 | Molecular Biology | 64 | 4.1K | 2063 | 1638 |
| 9 | Physics | 24 | 4.1K | 3991 | 2386 |
| 10 | Metabolism | 38 | 3.0K | 734 | 577 |
| 11 | Surgery | 44 | 3.0K | 374 | 423 |
| 12 | Natural history | 8 | 3.0K | 2477 | 1705 |
| 13 | Medical genetics | 33 | 2.7K | 866 | 696 |
| 14 | Hematology | 90 | 2.7K | 548 | 628 |
| 15 | Pediatric Neurology | 23 | 2.5K | 292 | 237 |
| 16 | Biochemistry | 67 | 2.3K | 2416 | 2293 |
| 17 | Clinical Chemistry | 56 | 2.3K | 555 | 521 |
| 18 | Immunology | 41 | 2.3K | 1062 | 1003 |
| 19 | Diabetes | 39 | 2.2K | 500 | 473 |
| 20 | Diabetes mellitus | 32 | 2.1K | 525 | 467 |
| 21 | Nutrition | 20 | 2.1K | 1707 | 872 |
| 22 | Urology | 59 | 2.0K | 289 | 296 |
| 23 | Research | 57 | 1.9K | 2253 | 2128 |
| 24 | Parenteral nutrition | 8 | 1.9K | 559 | 173 |
| 25 | Enteral nutrition | 6 | 1.8K | 535 | 140 |
| 26 | Biotechnology | 27 | 1.7K | 2366 | 1798 |
| 27 | Pediatrics | 14 | 1.7K | 1061 | 539 |
| 28 | Genetics | 15 | 1.7K | 1811 | 1196 |
| 29 | Neurophysiology | 18 | 1.7K | 1180 | 805 |
| 30 | Endocrinology | 31 | 1.6K | 944 | 901 |
| 31 | Cytology | 24 | 1.5K | 1647 | 1538 |
| 32 | Cell Biology | 25 | 1.5K | 1536 | 1550 |
| 33 | Psychiatry | 33 | 1.5K | 1301 | 1170 |
| 34 | Chemistry | 42 | 1.4K | 3289 | 3316 |
| 35 | cardiac catheterization | 58 | 1.4K | 71 | 64 |
| 36 | Adolescent Medicine | 1 | 1.2K | 1011 | 182 |
| 37 | Biophysics | 43 | 1.2K | 1728 | 1806 |
| 38 | Oncology | 28 | 1.2K | 622 | 1092 |
| 39 | Obstetrics | 34 | 1.2K | 580 | 504 |
| 40 | Human genetics | 15 | 1.1K | 1049 | 1516 |
| 41 | Pharmaceutical Chemistry | 21 | 1.1K | 1610 | 1242 |
| 42 | Electrophysiology | 23 | 1.1K | 273 | 132 |
| 43 | Reproduction | 25 | 1.1K | 736 | 579 |
| 44 | Microbiology | 25 | 1.1K | 2634 | 2520 |
| 45 | Heart Failure | 6 | 1.1K | 255 | 95 |
| 46 | Cardiac electrophysiology | 15 | 989 | 64 | 33 |
| 46 | arrhythmia | 15 | 989 | 64 | 33 |
| 48 | Cancer | 35 | 971 | 1107 | 1410 |
| 49 | Metabolic diseases | 24 | 922 | 774 | 966 |
| 50 | Medical Oncology | 16 | 915 | 707 | 595 |
| 51 | Europe | 45 | 910 | 705 | 715 |
| 52 | Immunotherapy | 20 | 870 | 618 | 705 |
| 53 | Bioengineering | 5 | 823 | 3509 | 1886 |
| 54 | Sexual health | 29 | 810 | 130 | 132 |
| 55 | Oxidative stress | 9 | 809 | 608 | 371 |
| 55 | Cellular senescence | 9 | 809 | 337 | 163 |
| 57 | Cytogenetics | 7 | 805 | 985 | 657 |
| 58 | Biochemical Engineering | 2 | 804 | 3636 | 1744 |
| 59 | Sleep Disorders | 10 | 755 | 876 | 467 |
| 59 | Sleep | 10 | 755 | 877 | 468 |
| 61 | Biomedical Engineering | 12 | 737 | 2848 | 1884 |
| 62 | Psychophysiology | 18 | 705 | 1128 | 1174 |
| 63 | Neurovirology | 9 | 697 | 98 | 48 |
| 64 | Pathology | 17 | 694 | 1001 | 914 |
| 65 | Autoimmunity | 19 | 672 | 191 | 274 |
| 66 | Brain | 15 | 627 | 1206 | 1117 |
| 67 | Mental illness | 16 | 610 | 834 | 939 |
| 68 | Leukemia | 12 | 608 | 542 | 558 |
| 69 | Mental Disorders | 16 | 599 | 1295 | 1325 |
| 70 | Stem cells | 11 | 597 | 830 | 693 |
| 71 | Neurosurgery | 14 | 572 | 401 | 369 |
| 72 | Transplantation | 11 | 557 | 581 | 552 |
| 73 | Radiobiology | 9 | 540 | 815 | 599 |
| 74 | Medical Physics | 7 | 519 | 1159 | 734 |
| 75 | Behavior | 17 | 506 | 1270 | 1584 |
| 76 | Nuclear Medicine | 23 | 503 | 291 | 373 |
| 77 | Critical Care | 8 | 502 | 957 | 910 |
| 78 | Cognition | 4 | 495 | 1393 | 722 |
| 79 | Virology | 12 | 494 | 1594 | 1968 |
| 80 | arthritis | 19 | 484 | 453 | 685 |
| 81 | Psycholinguistics | 3 | 480 | 915 | 413 |
| 82 | Neuroplasticity | 5 | 465 | 284 | 64 |
| 82 | neuronal plasticity | 5 | 465 | 178 | 47 |
| 84 | Cardiovascular Pharmacology | 8 | 461 | 104 | 39 |
| 85 | Critical Care Medicine | 4 | 451 | 1248 | 951 |
| 85 | Multiple sclerosis | 15 | 451 | 154 | 78 |
| 87 | Bone diseases | 2 | 444 | 592 | 252 |
| 88 | Rheumatology | 12 | 437 | 547 | 583 |
| 89 | Alzheimer's disease | 29 | 436 | 489 | 520 |
| 90 | Physiology | 11 | 431 | 2345 | 2102 |
| 91 | Linguistics | 1 | 428 | 2330 | 426 |
| 92 | Engineering | 6 | 417 | 3499 | 1678 |
| 93 | Electronics | 5 | 415 | 3014 | 1505 |
| 94 | pain | 9 | 414 | 719 | 663 |
| 94 | Immunity | 6 | 414 | 1346 | 1447 |
| 96 | Ophthalmology | 18 | 407 | 703 | 841 |
| 97 | Diagnostic Imaging | 20 | 405 | 673 | 861 |
| 98 | Embryology | 3 | 398 | 1474 | 943 |
| 99 | Personality Assessment | 6 | 392 | 368 | 289 |
| 100 | Immune system | 4 | 389 | 887 | 834 |
| 101 | Neurobiology | 10 | 385 | 964 | 1101 |
| 102 | Genomics | 7 | 379 | 2249 | 1756 |
| 102 | Molecular Imaging | 16 | 379 | 233 | 361 |
| 104 | Geriatric Oncology | 9 | 374 | 244 | 240 |
| 105 | Cell differentiation | 7 | 365 | 1127 | 1186 |
| 106 | Pituitary gland | 10 | 364 | 71 | 68 |
| 107 | Aging | 13 | 355 | 1393 | 1348 |
| 108 | Cardiovascular diseases | 15 | 348 | 681 | 745 |
| 109 | Diagnostic microbiology | 5 | 341 | 1012 | 1018 |
| 110 | Neuropsychology | 16 | 340 | 945 | 1170 |
| 111 | Neurochemistry | 7 | 335 | 1580 | 1374 |
| 112 | Anxiety Disorders | 5 | 329 | 367 | 386 |
| 112 | Anxiety | 5 | 329 | 371 | 382 |
| 114 | Autoimmune diseases | 12 | 327 | 222 | 339 |
| 115 | Psychopharmacology | 8 | 318 | 899 | 963 |
| 116 | Obesity | 11 | 314 | 1007 | 1263 |
| 117 | Antiviral agents | 12 | 308 | 102 | 127 |
| 118 | Genetic engineering | 6 | 306 | 1645 | 1385 |
| 119 | Information Systems | 1 | 305 | 2465 | 636 |
| 119 | Clinical Immunology | 17 | 305 | 444 | 684 |
| 119 | System analysis | 1 | 305 | 3707 | 1156 |
| 122 | Dermatology | 22 | 300 | 599 | 892 |
| 123 | Hormones | 6 | 296 | 922 | 789 |
| 124 | Autoantibodies | 10 | 291 | 230 | 335 |
| 125 | Geriatrics | 6 | 290 | 2128 | 1493 |
| 126 | brain mapping | 5 | 280 | 509 | 470 |
| 127 | Chromosome mapping | 5 | 279 | 1466 | 1245 |
| 127 | gene mapping | 5 | 279 | 1616 | 1448 |
| 129 | Genetic regulation | 4 | 263 | 1001 | 869 |
| 129 | cloning | 4 | 263 | 577 | 593 |
| 131 | ovary | 2 | 258 | 276 | 47 |
| 132 | Oncogenes | 5 | 254 | 915 | 1102 |
| 133 | Infertility | 4 | 244 | 786 | 717 |
| 133 | fertility | 4 | 244 | 850 | 757 |
| 135 | Bacteriology | 2 | 239 | 2158 | 1479 |
| 136 | human behavior | 8 | 234 | 1431 | 1921 |
| 137 | Cerebral cortex | 10 | 233 | 481 | 660 |
| 138 | Medical innovations | 5 | 225 | 748 | 1186 |
| 138 | drug development | 5 | 225 | 775 | 1104 |
| 140 | gene therapy | 11 | 220 | 523 | 888 |
| 141 | Pharmacology | 17 | 216 | 2546 | 3746 |
| 142 | Magnetic Resonance Imaging | 5 | 214 | 373 | 259 |
| 143 | Flow cytometry | 3 | 213 | 434 | 229 |
| 144 | diseases | 1 | 209 | 625 | 673 |
| 144 | Disease | 1 | 209 | 635 | 669 |
| 146 | Oral Medicine | 4 | 208 | 580 | 212 |
| 146 | Amyotrophic Lateral Sclerosis | 3 | 208 | 257 | 150 |
| 146 | risk factors | 5 | 208 | 537 | 468 |
| 149 | Genetic therapy | 9 | 204 | 660 | 938 |
| 150 | Medical Imaging | 2 | 194 | 364 | 188 |
| 151 | Pharmacogenetics | 2 | 188 | 1259 | 762 |
| 152 | Chronobiology | 3 | 182 | 493 | 241 |
| 152 | Circadian rhythms | 3 | 182 | 360 | 221 |
| 152 | biological clocks | 3 | 182 | 493 | 241 |
| 152 | circadian rhythm | 3 | 182 | 493 | 241 |
| 152 | biological rhythms | 3 | 182 | 466 | 235 |
| 157 | Immunopathology | 13 | 178 | 575 | 1007 |
| 157 | rehabilitation | 9 | 178 | 1265 | 1557 |
| 159 | Muscles | 2 | 177 | 1017 | 718 |
| 160 | epilepsy | 6 | 176 | 606 | 584 |
| 161 | Sarcopenia | 1 | 174 | 730 | 398 |
| 161 | Parasitic Diseases | 7 | 174 | 1403 | 1512 |
| 163 | Steroids | 2 | 173 | 1193 | 692 |
| 164 | Vaccines | 7 | 172 | 1248 | 1413 |
| 165 | Echocardiography | 5 | 169 | 42 | 41 |
| 166 | Parasitology | 4 | 167 | 2139 | 1617 |
| 166 | Personality Disorders | 10 | 167 | 96 | 193 |
| 168 | Developmental Immunology | 4 | 166 | 721 | 615 |
| 169 | Hemodynamics | 3 | 163 | 594 | 639 |
| 170 | Hemostasis | 4 | 162 | 637 | 469 |
| 170 | Thrombosis | 4 | 162 | 893 | 798 |
| 170 | Therapeutics | 4 | 162 | 1494 | 1481 |
| 173 | Respiration | 5 | 160 | 1136 | 1169 |
| 174 | Inflammation | 4 | 159 | 1129 | 1174 |
| 175 | drug evaluation | 7 | 155 | 876 | 972 |
| 176 | Visual Perception | 6 | 152 | 1131 | 1245 |
| 177 | cell interaction | 4 | 151 | 1055 | 1084 |
| 177 | Cell communication | 4 | 151 | 726 | 763 |
| 179 | Dementia | 24 | 148 | 540 | 856 |
| 180 | cell adhesion molecules | 3 | 140 | 567 | 503 |
| 180 | cytokines | 3 | 140 | 1425 | 1282 |
| 182 | Public Health | 19 | 139 | 2339 | 4689 |
| 183 | Physical Therapy | 8 | 136 | 725 | 1062 |
| 183 | Astrocytes | 2 | 136 | 555 | 562 |
| 185 | Medical Microbiology | 11 | 133 | 1209 | 2237 |
| 186 | Memory | 5 | 132 | 1352 | 1517 |
| 186 | Attention | 5 | 132 | 1289 | 1396 |
| 186 | Perception | 5 | 132 | 1379 | 1484 |
| 189 | Andrology | 4 | 129 | 560 | 500 |
| 189 | Animal Behavior | 3 | 129 | 1785 | 1711 |
| 191 | Menopause | 4 | 128 | 229 | 192 |
| 192 | alcoholism | 4 | 124 | 1210 | 1192 |
| 193 | disease vectors | 2 | 122 | 1233 | 879 |
| 193 | Parasites | 2 | 122 | 1931 | 1287 |
| 195 | Image Processing | 6 | 121 | 1636 | 1900 |
| 196 | Ethology | 2 | 120 | 1641 | 1517 |
| 197 | Diet | 6 | 116 | 1511 | 2317 |
| 198 | Tropical Medicine | 8 | 114 | 1157 | 1439 |
| 199 | Neuropsychiatry | 4 | 113 | 757 | 804 |
| 199 | Molecular Genetics | 2 | 113 | 2128 | 1970 |
| 199 | Developmental Biology | 3 | 113 | 1954 | 2085 |
| 199 | Biocompatible Materials | 6 | 113 | 2765 | 3666 |
| 203 | United Kingdom | 2 | 111 | 1899 | 1506 |
| 204 | Respiratory system | 2 | 110 | 734 | 588 |
| 204 | cell physiology | 4 | 110 | 1354 | 1716 |
| 206 | pain management | 2 | 109 | 802 | 530 |
| 207 | Toxicology | 5 | 108 | 3874 | 4487 |
| 208 | Biopharmaceutics | 3 | 107 | 1238 | 1168 |
| 209 | Endocrine glands | 3 | 106 | 232 | 444 |
| 209 | Synaptic Transmission | 2 | 106 | 606 | 489 |
| 211 | Liver diseases | 5 | 105 | 1142 | 1677 |
| 212 | Neurotransmitters | 2 | 103 | 585 | 423 |
| 212 | Health | 2 | 103 | 2774 | 1904 |
| 214 | Infections | 10 | 102 | 564 | 1350 |
| 214 | infection | 10 | 102 | 864 | 1700 |
| 216 | Sports Medicine | 9 | 101 | 1435 | 1839 |
| 217 | Proteomics | 2 | 99 | 1402 | 1298 |
| 218 | Emergency Medical Services | 7 | 98 | 419 | 577 |
| 218 | Emergency Medicine | 7 | 98 | 918 | 1082 |
| 218 | Child | 5 | 98 | 1866 | 2019 |
| 218 | Substance Abuse | 3 | 98 | 1384 | 1194 |
| 222 | embryonic development | 1 | 96 | 736 | 426 |
| 223 | Depression | 2 | 95 | 442 | 533 |
| 224 | Histology | 2 | 94 | 2208 | 1926 |
| 224 | Developmental Psychology | 2 | 94 | 1199 | 1017 |
| 224 | human development | 2 | 94 | 946 | 837 |
| 227 | Frontotemporal lobar degeneration | 1 | 92 | 369 | 186 |
| 228 | Randomized Controlled Trials | 4 | 90 | 975 | 837 |
| 229 | histological techniques | 1 | 88 | 1095 | 873 |
| 230 | behavioral medicine | 4 | 87 | 1081 | 1599 |
| 230 | Artificial Organs | 4 | 87 | 561 | 496 |
| 232 | Systems Biology | 2 | 85 | 1970 | 1649 |
| 232 | Cell division | 2 | 85 | 769 | 668 |
| 232 | personality | 4 | 85 | 1175 | 1504 |
| 235 | calcification | 1 | 84 | 872 | 603 |
| 235 | Allergy | 4 | 84 | 1006 | 1588 |
| 235 | Spine | 2 | 84 | 825 | 811 |
| 238 | Medical Technology | 8 | 81 | 1027 | 1893 |
| 238 | Neuroimmunology | 2 | 81 | 825 | 990 |
| 238 | drug therapy | 8 | 81 | 1383 | 2438 |
| 241 | Psychology | 6 | 77 | 3593 | 4526 |
| 241 | Diagnosis | 3 | 77 | 691 | 604 |
| 243 | Adolescent | 5 | 76 | 1608 | 1947 |
| 244 | Robotics | 2 | 70 | 2068 | 1717 |
| 244 | drug addiction | 2 | 70 | 1273 | 1285 |
| 246 | Telemedicine | 2 | 69 | 492 | 464 |
| 247 | Nanotechnology | 5 | 68 | 3862 | 5003 |
| 247 | RNA | 1 | 68 | 865 | 742 |
| 249 | Neuropharmacology | 2 | 67 | 769 | 687 |
| 249 | viruses | 2 | 67 | 1725 | 2010 |
| 249 | liver | 1 | 67 | 625 | 347 |
| 252 | biological factors | 2 | 66 | 2416 | 2160 |
| 252 | dissociative disorders | 1 | 66 | 226 | 137 |
| 252 | Post-traumatic stress disorder | 1 | 66 | 1231 | 913 |
| 255 | Pediatric Dermatology | 2 | 65 | 522 | 374 |
| 255 | Histocompatibility Testing | 2 | 65 | 599 | 572 |
| 257 | Clinical Psychology | 2 | 60 | 1603 | 1792 |
| 258 | disease susceptibility | 1 | 59 | 760 | 495 |
| 258 | biochemical markers | 1 | 59 | 1555 | 998 |
| 258 | symptoms | 1 | 59 | 760 | 495 |
| 261 | drugs | 6 | 58 | 1627 | 2633 |
| 262 | Antibacterial agents | 2 | 57 | 868 | 1061 |
| 263 | Chemotherapy | 6 | 56 | 940 | 1781 |
| 264 | Clinical Biochemistry | 5 | 55 | 930 | 1507 |
| 265 | Spectrum analysis | 3 | 54 | 3918 | 4232 |
| 265 | drug abuse | 2 | 54 | 805 | 748 |
| 267 | Clinical Pharmacology | 6 | 53 | 1035 | 1771 |
| 268 | Neurolinguistics | 2 | 52 | 507 | 597 |
| 268 | Speech Disorders | 2 | 52 | 1111 | 1072 |
| 268 | Decision making | 1 | 52 | 2540 | 1765 |
| 268 | Speech | 2 | 52 | 1033 | 1078 |
| 268 | language | 2 | 52 | 1008 | 1027 |
| 273 | emergency management | 4 | 51 | 710 | 1089 |
| 274 | Electrophoresis | 2 | 50 | 2009 | 2066 |
| 274 | Biomechanics | 4 | 50 | 1264 | 1748 |
| 274 | Chromatography | 2 | 50 | 2054 | 1995 |
| 274 | Environment | 2 | 50 | 5643 | 7056 |
| 274 | Chromatographic analysis | 2 | 50 | 2376 | 2128 |
| 279 | Child Development | 4 | 49 | 1613 | 2381 |
| 280 | Gastrointestinal diseases | 3 | 47 | 768 | 940 |
| 281 | Dentistry | 1 | 46 | 1173 | 716 |
| 281 | Immunopharmacology | 1 | 46 | 1777 | 1543 |
| 283 | Global Health | 2 | 45 | 1406 | 1321 |
| 283 | Pathogens | 2 | 45 | 139 | 196 |
| 283 | nanoscience | 4 | 45 | 2542 | 3553 |
| 286 | Developmental Genetics | 1 | 43 | 793 | 937 |
| 286 | Molecular cloning | 2 | 43 | 1846 | 2026 |
| 286 | Genetic recombination | 2 | 43 | 1819 | 2004 |
| 286 | Protein folding | 1 | 43 | 189 | 160 |
| 286 | Recombinant DNA | 2 | 43 | 1923 | 2121 |
| 286 | prions | 1 | 43 | 168 | 136 |
| 292 | Gerontology | 2 | 40 | 2386 | 2231 |
| 292 | Pregnancy | 1 | 40 | 1467 | 1208 |
| 294 | Vision | 3 | 39 | 619 | 956 |
| 295 | Nephrology | 2 | 37 | 674 | 982 |
| 295 | visualization | 4 | 37 | 1407 | 1307 |
| 295 | Kidney diseases | 2 | 37 | 1151 | 1377 |
| 295 | Pancreatic diseases | 8 | 37 | 162 | 519 |
| 299 | Psychoneuroimmunology | 1 | 35 | 999 | 1243 |
| 299 | drug resistance | 1 | 35 | 1371 | 1328 |
| 301 | Photochemistry | 1 | 34 | 2723 | 2524 |
| 301 | Photobiology | 1 | 34 | 2290 | 2118 |
| 303 | disabilities | 1 | 33 | 1254 | 1099 |
| 304 | Audiology | 4 | 32 | 629 | 1021 |
| 304 | Virulence | 3 | 32 | 1107 | 2143 |
| 306 | behavior therapy | 2 | 31 | 972 | 1245 |
| 307 | Radiology | 2 | 29 | 1788 | 1866 |
| 307 | Molecular Microbiology | 2 | 29 | 1015 | 1651 |
| 307 | X-rays | 2 | 29 | 822 | 823 |
| 307 | Bacterial diseases | 2 | 29 | 379 | 620 |
| 311 | Radiation Oncology | 1 | 28 | 676 | 711 |
| 311 | Analytical Biochemistry | 4 | 28 | 1617 | 2669 |
| 311 | Social welfare | 1 | 28 | 1047 | 837 |
| 311 | Radiation | 3 | 28 | 2216 | 2857 |
| 311 | Quality of life | 3 | 28 | 1520 | 2671 |
| 311 | Social work | 1 | 28 | 2346 | 1751 |
| 311 | Cell metabolism | 1 | 28 | 1180 | 1489 |
| 318 | Electron Microscopy | 1 | 27 | 701 | 634 |
| 318 | Brain damage | 1 | 27 | 730 | 790 |
| 320 | Emotions | 2 | 26 | 673 | 993 |
| 321 | Drug design | 3 | 25 | 1838 | 2889 |
| 321 | China | 2 | 25 | 3521 | 4163 |
| 321 | Thorax | 1 | 25 | 735 | 912 |
| 324 | Mycology | 1 | 24 | 2419 | 2385 |
| 324 | mycoses | 1 | 24 | 1381 | 1640 |
| 324 | free radicals | 1 | 24 | 2028 | 2564 |
| 327 | Organic Chemistry | 1 | 23 | 4149 | 4124 |
| 327 | Combinatorial chemistry | 1 | 23 | 1548 | 1714 |
| 327 | nuclear magnetic resonance | 1 | 23 | 1524 | 1393 |
| 327 | Bioorganic chemistry | 1 | 23 | 3783 | 3970 |
| 327 | Magnetic Resonance Spectroscopy | 1 | 23 | 1719 | 1579 |
| 327 | Membranes | 1 | 23 | 2442 | 2827 |
| 327 | miniaturization | 1 | 23 | 2709 | 3024 |
| 334 | Psychosomatic Medicine | 1 | 22 | 1238 | 1523 |
| 334 | Biofeedback | 1 | 22 | 240 | 361 |
| 334 | Marriage | 1 | 22 | 861 | 878 |
| 334 | Radioisotopes | 3 | 22 | 1198 | 1649 |
| 334 | paraphilias | 1 | 22 | 328 | 390 |
| 334 | psychotherapy | 1 | 22 | 2010 | 1936 |
| 334 | Marriage counseling | 1 | 22 | 529 | 579 |
| 341 | Ecology | 3 | 21 | 6045 | 9102 |
| 341 | Orthopedics | 4 | 21 | 1433 | 2454 |
| 341 | Ethnology | 2 | 21 | 1826 | 1979 |
| 344 | Physical fitness | 6 | 20 | 748 | 1722 |
| 345 | pharmaceutical industry | 1 | 19 | 1113 | 1182 |
| 346 | Lipids | 1 | 18 | 2116 | 2588 |
| 347 | Anatomy | 1 | 17 | 2830 | 3023 |
| 347 | Medical Laboratory Science | 1 | 17 | 3539 | 4239 |
| 347 | Computational Biology | 3 | 17 | 3077 | 4783 |
| 347 | Molecular evolution | 1 | 17 | 2395 | 2979 |
| 347 | Bioinformatics | 3 | 17 | 2204 | 3574 |
| 347 | Hearing | 1 | 17 | 1027 | 1084 |
| 347 | Phytotherapy | 1 | 17 | 1567 | 1966 |
| 347 | scientific societies | 2 | 17 | 966 | 1536 |
| 347 | Cell death | 2 | 17 | 1441 | 2392 |
| 347 | biological evolution | 1 | 17 | 3031 | 3677 |
| 347 | Growth | 1 | 17 | 1725 | 2167 |
| 347 | Phylogeny | 1 | 17 | 1409 | 1830 |
| 359 | Nursing | 1 | 16 | 2926 | 2822 |
| 359 | Meteorology | 1 | 16 | 3234 | 3863 |
| 359 | Bioethics | 1 | 16 | 1509 | 1465 |
| 359 | Genetic disorders | 1 | 16 | 783 | 969 |
| 359 | Medical Ethics | 1 | 16 | 1927 | 1871 |
| 359 | nursing ethics | 1 | 16 | 471 | 631 |
| 365 | Analytical Chemistry | 2 | 15 | 4835 | 6348 |
| 365 | Radiation Protection | 2 | 15 | 892 | 957 |
| 365 | Reproductive health | 2 | 15 | 1012 | 1744 |
| 365 | plasma | 2 | 15 | 159 | 244 |
| 369 | Radiologic Technology | 2 | 14 | 197 | 340 |
| 369 | Kinetics | 1 | 14 | 945 | 1055 |
| 369 | Interventional Radiology | 2 | 14 | 197 | 340 |
| 369 | Pharmacokinetics | 1 | 14 | 1692 | 2058 |
| 369 | Laser therapy | 3 | 14 | 467 | 863 |
| 369 | Interventional Radiography | 2 | 14 | 197 | 340 |
| 369 | Endoscopic Surgery | 2 | 14 | 197 | 340 |
| 369 | sports injuries | 2 | 14 | 728 | 1116 |
| 377 | dual diagnosis | 1 | 12 | 215 | 243 |
| 377 | preimplantation genetic diagnosis | 1 | 12 | 802 | 1102 |
| 377 | embryo transfer | 1 | 12 | 826 | 1128 |
| 377 | Hemophilia | 1 | 12 | 705 | 841 |
| 381 | Angst | 1 | 11 | 45 | 103 |
| 381 | Cognitive Science | 1 | 11 | 2328 | 2904 |
| 381 | Environmental monitoring | 1 | 11 | 5240 | 6586 |
| 381 | Vaccination | 2 | 11 | 392 | 868 |
| 381 | Child psychology | 1 | 11 | 2180 | 2650 |
| 381 | Chemical analysis | 1 | 11 | 1855 | 2368 |
| 381 | environmental pollution | 1 | 11 | 5835 | 7256 |
| 381 | Pollution | 1 | 11 | 6908 | 8327 |
| 389 | Erectile dysfunction | 2 | 10 | 330 | 644 |
| 390 | Epidemiology | 12 | 9 | 1922 | 7118 |
| 390 | Patient Safety | 1 | 9 | 187 | 242 |
| 392 | Child welfare | 1 | 8 | 1813 | 2329 |
| 392 | residential treatment | 1 | 8 | 299 | 456 |
| 392 | United States | 1 | 8 | 8349 | 9215 |
| 395 | Orthopedic Surgery | 2 | 7 | 1036 | 1857 |
| 395 | Biodiversity conservation | 1 | 7 | 2469 | 3378 |
| 395 | Family Therapy | 1 | 7 | 1112 | 1505 |
| 395 | child mental health | 1 | 7 | 740 | 1105 |
| 395 | rare diseases | 3 | 7 | 655 | 1676 |
| 400 | Health Policy | 1 | 6 | 3854 | 5117 |
| 400 | Signal Processing | 1 | 6 | 3531 | 4463 |
| 400 | Health Physics | 1 | 6 | 389 | 511 |
| 400 | Emerging infectious diseases | 1 | 6 | 716 | 1184 |
| 400 | radiation monitoring | 1 | 6 | 1088 | 1243 |
| 400 | Carcinogenesis | 1 | 6 | 1627 | 2448 |
| 400 | blood transfusion | 1 | 6 | 1159 | 1607 |
| 400 | monitoring | 3 | 6 | 277 | 777 |
| 400 | eye | 1 | 6 | 354 | 651 |
| 400 | Germany | 1 | 6 | 1243 | 1176 |
| 400 | venom | 1 | 6 | 1313 | 1883 |
| 400 | Toxins | 1 | 6 | 1459 | 2059 |
| 400 | proteins | 2 | 6 | 2521 | 4114 |
| 413 | Teratology | 1 | 5 | 470 | 745 |
| 413 | Signal Transduction | 2 | 5 | 1726 | 3126 |
| 413 | Pharmaceutical Technology | 1 | 5 | 2393 | 3308 |
| 413 | Dialysis | 1 | 5 | 247 | 287 |
| 413 | Kidney transplantation | 1 | 5 | 146 | 225 |
| 413 | Antioxidants | 2 | 5 | 956 | 1979 |
| 413 | Lymphatic system | 1 | 5 | 189 | 344 |
| 413 | orphan drugs | 2 | 5 | 90 | 197 |
| 413 | abnormalities | 1 | 5 | 304 | 525 |
| 413 | Exercise | 1 | 5 | 2186 | 2690 |
| 413 | Oxidation-reduction | 2 | 5 | 984 | 1993 |
| 424 | Photonics | 1 | 4 | 2705 | 3593 |
| 424 | Women's health | 2 | 4 | 1654 | 3428 |
| 426 | Mechanical Engineering | 2 | 3 | 2921 | 4409 |
| 426 | Mental Health | 1 | 3 | 2708 | 3908 |
| 426 | Neuromuscular diseases | 1 | 3 | 1001 | 1584 |
| 426 | Proteome | 1 | 3 | 1847 | 2764 |
| 426 | protein | 1 | 3 | 1947 | 2758 |
| 426 | Host-parasite interactions | 1 | 3 | 1885 | 2951 |
| 426 | Familial diseases | 1 | 3 | 393 | 731 |
| 433 | Climatology | 1 | 2 | 2553 | 3746 |
| 433 | Neonatology | 1 | 2 | 1062 | 1782 |
| 433 | Schizophrenia | 3 | 2 | 1015 | 2133 |
| 433 | Mobile genetic elements | 1 | 2 | 228 | 498 |
| 433 | bioclimatology | 1 | 2 | 1584 | 2515 |
| 433 | Technology | 1 | 2 | 6216 | 8130 |
| 433 | Minority Health | 1 | 2 | 209 | 436 |
| 433 | Climate | 1 | 2 | 1100 | 1895 |
| 433 | weather | 1 | 2 | 1034 | 1809 |
| 433 | DNA | 1 | 2 | 1165 | 1865 |
| 443 | Natural Sciences | 1 | 1 | 257 | 528 |
| 443 | Zoology | 1 | 1 | 3658 | 4968 |
| 443 | Statistics | 1 | 1 | 3669 | 4821 |
| 443 | Mathematics | 1 | 1 | 7131 | 8649 |
| 443 | Automation | 1 | 1 | 3144 | 4335 |
| 443 | Educational Psychology | 1 | 1 | 2067 | 3068 |
| 443 | Androgens | 1 | 1 | 429 | 759 |
| 443 | Structure-activity relationship | 1 | 1 | 878 | 1460 |
| 443 | gene transfer | 1 | 1 | 529 | 998 |
| 443 | Digestive system diseases | 2 | 1 | 1117 | 2356 |
| 443 | genetic transformation | 1 | 1 | 529 | 998 |
| 454 | Health Services Administration | 1 | 0 | 1965 | 3439 |
| 454 | Artificial Intelligence | 1 | 0 | 5157 | 7252 |
| 454 | Pediatric Endocrinology | 1 | 0 | 619 | 1075 |
| 454 | Nuclear Physics | 1 | 0 | 4689 | 5981 |
| 454 | Photography | 1 | 0 | 3621 | 4382 |
| 454 | Visual Communication | 1 | 0 | 891 | 1443 |
| 454 | Cosmology | 1 | 0 | 1884 | 2491 |
| 454 | Particle Physics | 1 | 0 | 1234 | 1683 |
| 454 | Environmental Health | 1 | 0 | 7280 | 10367 |
| 454 | Medical Illustration | 1 | 0 | 57 | 141 |
| 454 | occupational diseases | 1 | 0 | 1535 | 2837 |
| 454 | Congenital heart disease | 1 | 0 | 186 | 345 |
| 454 | Organ transplantation | 1 | 0 | 591 | 1013 |
| 454 | Formal Languages | 1 | 0 | 468 | 785 |
| 454 | Computational Complexity | 1 | 0 | 1800 | 2711 |
| 454 | Communication Disorders | 2 | 0 | 395 | 974 |
| 454 | management | 1 | 0 | 4827 | 6855 |
| 454 | Metabolic disorders in children | 1 | 0 | 571 | 1003 |
| 454 | medical education | 1 | 0 | 2818 | 4500 |
| 454 | Africa | 1 | 0 | 2790 | 4177 |
| 454 | Societies | 1 | 0 | 323 | 525 |
| 454 | tomography | 1 | 0 | 698 | 1153 |
| 454 | Evolution | 1 | 0 | 2797 | 4237 |
| 454 | health planning | 1 | 0 | 3358 | 5211 |
| 454 | planning | 1 | 0 | 1304 | 2288 |
