| 1 | Medicine | 1,035 | 27.8K | 289 | 448 |
| 2 | Pharmacology | 991 | 23.5K | 80 | 153 |
| 3 | Molecular Biology | 772 | 22.0K | 318 | 501 |
| 4 | Biology | 457 | 18.3K | 551 | 744 |
| 5 | Science | 451 | 16.6K | 591 | 810 |
| 6 | Biochemistry | 698 | 16.0K | 537 | 723 |
| 7 | Research | 554 | 14.0K | 416 | 511 |
| 8 | Cancer | 397 | 14.0K | 121 | 185 |
| 9 | Human genetics | 70 | 12.1K | 329 | 331 |
| 10 | Chemistry | 301 | 11.9K | 1073 | 1031 |
| 11 | Cytology | 383 | 11.2K | 233 | 423 |
| 12 | Cell Biology | 329 | 10.7K | 231 | 426 |
| 13 | Neurology | 345 | 10.5K | 402 | 538 |
| 14 | Nanotechnology | 311 | 10.1K | 343 | 491 |
| 15 | Environmental Health | 382 | 9.7K | 171 | 372 |
| 16 | Biocompatible Materials | 261 | 9.6K | 240 | 358 |
| 17 | Toxicology | 440 | 9.4K | 100 | 250 |
| 18 | Physics | 135 | 9.1K | 1532 | 1218 |
| 19 | Immunotherapy | 350 | 8.8K | 14 | 90 |
| 20 | Immunology | 223 | 8.3K | 246 | 334 |
| 21 | cytokines | 330 | 7.3K | 3 | 7 |
| 22 | Immunopharmacology | 320 | 6.6K | 2 | 8 |
| 23 | Oncology | 184 | 6.2K | 96 | 284 |
| 24 | Physiology | 209 | 6.0K | 355 | 443 |
| 25 | Pollution | 286 | 5.8K | 303 | 719 |
| 26 | Materials | 182 | 5.6K | 791 | 863 |
| 27 | Cell death | 129 | 5.4K | 45 | 143 |
| 28 | Virology | 103 | 5.2K | 368 | 471 |
| 29 | Psychiatry | 220 | 5.2K | 300 | 491 |
| 30 | Biophysics | 226 | 5.0K | 584 | 751 |
| 31 | nanoscience | 94 | 4.8K | 359 | 369 |
| 32 | environmental protection | 207 | 4.7K | 79 | 246 |
| 33 | Inflammation | 122 | 4.6K | 5 | 17 |
| 34 | Signal Transduction | 119 | 4.5K | 43 | 97 |
| 35 | Public Health | 192 | 4.5K | 437 | 566 |
| 36 | Genetics | 121 | 4.5K | 391 | 528 |
| 37 | Biotechnology | 208 | 4.5K | 485 | 874 |
| 38 | Medical genetics | 93 | 4.4K | 360 | 395 |
| 39 | Microbiology | 173 | 4.4K | 720 | 995 |
| 40 | Environmental monitoring | 126 | 4.3K | 271 | 399 |
| 41 | Analytical Chemistry | 174 | 4.0K | 458 | 612 |
| 42 | Liver diseases | 90 | 3.9K | 142 | 240 |
| 43 | Ecology | 107 | 3.9K | 968 | 1105 |
| 44 | Endocrinology | 78 | 3.5K | 471 | 500 |
| 45 | environmental pollution | 125 | 3.5K | 462 | 685 |
| 46 | Autoimmunity | 71 | 3.4K | 29 | 44 |
| 47 | cell interaction | 101 | 3.4K | 17 | 19 |
| 48 | Immunity | 47 | 3.4K | 352 | 408 |
| 49 | Metabolism | 114 | 3.3K | 315 | 489 |
| 50 | Environmental Toxicology | 188 | 3.2K | 41 | 211 |
| 51 | Pharmacognosy | 85 | 3.2K | 131 | 150 |
| 52 | Biomedical Engineering | 148 | 3.2K | 514 | 719 |
| 53 | Materials Science | 99 | 3.1K | 741 | 802 |
| 54 | Medicinal plants | 81 | 3.1K | 64 | 78 |
| 55 | Environmental pollutants | 183 | 3.1K | 31 | 161 |
| 56 | Mental Disorders | 137 | 3.1K | 237 | 438 |
| 57 | Nutrition | 192 | 3.0K | 306 | 607 |
| 58 | Environment | 59 | 3.0K | 983 | 1103 |
| 59 | free radicals | 56 | 2.7K | 144 | 190 |
| 60 | Medical Oncology | 112 | 2.7K | 144 | 231 |
| 61 | environmental exposure | 167 | 2.6K | 19 | 119 |
| 62 | Environmental Engineering | 61 | 2.6K | 605 | 592 |
| 63 | Environmental Policy | 50 | 2.6K | 609 | 538 |
| 64 | Reproduction | 95 | 2.5K | 254 | 295 |
| 65 | Neurophysiology | 97 | 2.5K | 427 | 592 |
| 66 | Epidemiology | 118 | 2.5K | 368 | 496 |
| 67 | Bioengineering | 118 | 2.4K | 456 | 889 |
| 68 | Metabolic diseases | 52 | 2.4K | 426 | 484 |
| 69 | pollutants | 159 | 2.4K | 30 | 182 |
| 70 | Environmental Law | 47 | 2.4K | 111 | 169 |
| 71 | Brain | 109 | 2.4K | 374 | 525 |
| 72 | Pathology | 72 | 2.3K | 341 | 384 |
| 73 | Genetic engineering | 116 | 2.3K | 105 | 308 |
| 74 | Geriatrics | 51 | 2.2K | 537 | 390 |
| 75 | Oxidative stress | 31 | 2.2K | 77 | 72 |
| 76 | Pharmaceutical Chemistry | 109 | 2.2K | 448 | 676 |
| 77 | Aging | 54 | 2.1K | 502 | 427 |
| 78 | Neurochemistry | 92 | 2.0K | 313 | 497 |
| 79 | Oxidation-reduction | 29 | 1.9K | 120 | 144 |
| 80 | Herbal medicine | 57 | 1.9K | 39 | 44 |
| 81 | Obstetrics | 81 | 1.8K | 304 | 350 |
| 82 | Cell differentiation | 43 | 1.8K | 330 | 420 |
| 83 | cell physiology | 48 | 1.8K | 235 | 324 |
| 84 | Bioinformatics | 20 | 1.8K | 677 | 378 |
| 85 | Nanostructures | 64 | 1.8K | 165 | 339 |
| 86 | Computational Biology | 21 | 1.8K | 781 | 447 |
| 87 | Immune system | 21 | 1.8K | 249 | 294 |
| 88 | genome | 16 | 1.8K | 509 | 359 |
| 89 | Psychophysiology | 45 | 1.8K | 691 | 669 |
| 90 | Behavior | 53 | 1.7K | 638 | 787 |
| 91 | Oncogenes | 39 | 1.7K | 210 | 315 |
| 92 | Nervous system | 65 | 1.6K | 380 | 560 |
| 93 | Psychology | 85 | 1.6K | 806 | 941 |
| 94 | Developmental Biology | 17 | 1.6K | 704 | 505 |
| 95 | Clinical Chemistry | 67 | 1.6K | 432 | 571 |
| 96 | Ophthalmology | 53 | 1.6K | 345 | 361 |
| 97 | nucleic acids | 26 | 1.5K | 503 | 501 |
| 98 | Parasitology | 69 | 1.5K | 274 | 327 |
| 99 | Medical Microbiology | 40 | 1.5K | 473 | 569 |
| 99 | Recombinant DNA | 91 | 1.5K | 56 | 191 |
| 101 | Parasitic Diseases | 42 | 1.4K | 306 | 294 |
| 102 | Diabetes | 66 | 1.4K | 295 | 513 |
| 103 | histological techniques | 17 | 1.4K | 192 | 102 |
| 104 | Molecular cloning | 75 | 1.3K | 65 | 183 |
| 105 | Genetic recombination | 74 | 1.3K | 60 | 181 |
| 106 | Nanostructured Materials | 65 | 1.3K | 640 | 889 |
| 107 | Natural history | 7 | 1.3K | 1933 | 1617 |
| 108 | Hematology | 93 | 1.3K | 391 | 589 |
| 109 | Colloids | 53 | 1.3K | 945 | 1158 |
| 110 | infection | 25 | 1.3K | 435 | 356 |
| 111 | Nanobiotechnology | 50 | 1.2K | 24 | 64 |
| 112 | China | 62 | 1.2K | 413 | 415 |
| 113 | Biochemical Engineering | 69 | 1.2K | 571 | 1224 |
| 114 | Surface Chemistry | 51 | 1.2K | 968 | 1149 |
| 115 | Optical materials | 33 | 1.2K | 754 | 808 |
| 116 | Neuropsychology | 69 | 1.2K | 360 | 571 |
| 117 | Genomics | 75 | 1.2K | 429 | 735 |
| 118 | Autoantibodies | 35 | 1.2K | 50 | 73 |
| 118 | Autoimmune diseases | 35 | 1.2K | 65 | 85 |
| 120 | Diabetes mellitus | 43 | 1.1K | 373 | 543 |
| 121 | Immunochemistry | 55 | 1.1K | 53 | 112 |
| 122 | Chemical Engineering | 65 | 1.1K | 1062 | 1594 |
| 123 | human behavior | 29 | 1.1K | 657 | 810 |
| 124 | Mental illness | 36 | 1.1K | 404 | 569 |
| 125 | Histochemistry | 15 | 1.1K | 391 | 153 |
| 126 | Gastrointestinal diseases | 44 | 1.0K | 24 | 28 |
| 127 | arthritis | 45 | 1.0K | 213 | 387 |
| 128 | Immunopathology | 35 | 985 | 269 | 318 |
| 129 | proteins | 36 | 984 | 438 | 485 |
| 130 | Obesity | 54 | 975 | 321 | 568 |
| 131 | Nanoparticles | 42 | 963 | 294 | 486 |
| 132 | Polymers | 51 | 930 | 1205 | 1380 |
| 133 | Infertility | 10 | 923 | 405 | 276 |
| 133 | fertility | 11 | 923 | 431 | 294 |
| 135 | Climatology | 20 | 913 | 576 | 516 |
| 135 | bioclimatology | 20 | 913 | 167 | 108 |
| 135 | Climate | 20 | 913 | 93 | 87 |
| 135 | weather | 20 | 913 | 76 | 61 |
| 139 | Neuroimmunology | 18 | 911 | 180 | 199 |
| 140 | Asia | 59 | 910 | 275 | 362 |
| 140 | Tropical Medicine | 34 | 910 | 308 | 276 |
| 142 | Histology | 44 | 892 | 353 | 526 |
| 143 | Dermatology | 53 | 884 | 290 | 416 |
| 144 | Parasites | 33 | 880 | 294 | 292 |
| 145 | disease vectors | 35 | 873 | 114 | 158 |
| 146 | Embryology | 34 | 872 | 382 | 521 |
| 146 | Cell cycle | 16 | 872 | 56 | 36 |
| 146 | cell proliferation | 16 | 872 | 63 | 37 |
| 149 | Drug delivery systems | 33 | 863 | 272 | 476 |
| 150 | Clinical Pharmacology | 49 | 850 | 158 | 273 |
| 151 | Psychoneuroimmunology | 14 | 848 | 194 | 189 |
| 152 | Biosensors | 32 | 813 | 237 | 511 |
| 153 | Rheumatology | 51 | 811 | 152 | 365 |
| 154 | Health Policy | 31 | 808 | 525 | 518 |
| 155 | drug evaluation | 31 | 803 | 198 | 222 |
| 156 | drug development | 19 | 776 | 225 | 374 |
| 157 | actuators | 41 | 775 | 460 | 761 |
| 157 | transducers | 41 | 775 | 460 | 761 |
| 159 | Cytogenetics | 25 | 774 | 345 | 494 |
| 160 | drug therapy | 30 | 768 | 565 | 613 |
| 161 | Genetic therapy | 34 | 765 | 188 | 316 |
| 162 | Sleep | 32 | 763 | 366 | 393 |
| 163 | Sleep Disorders | 31 | 758 | 373 | 392 |
| 164 | drugs | 45 | 729 | 341 | 560 |
| 165 | Hypertension | 38 | 719 | 354 | 631 |
| 165 | Digestive system diseases | 34 | 719 | 175 | 222 |
| 167 | Bioelectronics | 28 | 713 | 212 | 493 |
| 168 | Spectrum analysis | 37 | 711 | 1323 | 1494 |
| 169 | Urology | 46 | 707 | 314 | 469 |
| 170 | Reproductive health | 32 | 701 | 107 | 153 |
| 171 | Memory | 9 | 698 | 862 | 559 |
| 172 | Systems Biology | 37 | 695 | 257 | 391 |
| 173 | Attention | 5 | 686 | 1045 | 481 |
| 174 | Sexual health | 25 | 679 | 130 | 142 |
| 175 | Bioorganic chemistry | 47 | 676 | 623 | 1006 |
| 176 | Stem cells | 32 | 675 | 323 | 491 |
| 177 | Parenteral nutrition | 27 | 674 | 213 | 321 |
| 178 | Respiration | 24 | 670 | 432 | 504 |
| 179 | Medical innovations | 10 | 663 | 391 | 470 |
| 179 | brain mapping | 17 | 663 | 199 | 253 |
| 181 | Hormones | 21 | 657 | 393 | 420 |
| 182 | pain | 40 | 656 | 250 | 467 |
| 183 | Allergy | 8 | 655 | 577 | 525 |
| 183 | Perception | 5 | 655 | 1125 | 570 |
| 185 | Visual Perception | 4 | 652 | 1111 | 474 |
| 186 | Cell metabolism | 9 | 647 | 277 | 410 |
| 187 | Europe | 22 | 646 | 1014 | 822 |
| 188 | Cytokine | 15 | 637 | 72 | 111 |
| 189 | Enteral nutrition | 26 | 626 | 141 | 276 |
| 190 | gene mapping | 25 | 604 | 522 | 720 |
| 191 | Orthopedics | 65 | 603 | 204 | 451 |
| 192 | Kidney diseases | 20 | 596 | 223 | 250 |
| 193 | Reproductive toxicology | 16 | 595 | 67 | 86 |
| 193 | Food | 26 | 595 | 971 | 1268 |
| 195 | Diet | 40 | 592 | 393 | 844 |
| 196 | Cell communication | 25 | 575 | 43 | 166 |
| 197 | carcinogens | 24 | 572 | 189 | 333 |
| 198 | Chromosome mapping | 22 | 565 | 511 | 670 |
| 199 | anesthesia | 39 | 562 | 33 | 22 |
| 200 | behavioral medicine | 36 | 547 | 241 | 541 |
| 201 | Engineering | 41 | 544 | 1051 | 1339 |
| 202 | Pediatrics | 38 | 541 | 508 | 840 |
| 202 | Orthopedic Surgery | 58 | 541 | 51 | 186 |
| 202 | Therapeutics | 11 | 541 | 719 | 627 |
| 205 | Schizophrenia | 13 | 535 | 410 | 409 |
| 206 | Cross-Cultural Studies | 23 | 533 | 83 | 121 |
| 207 | cross-cultural comparison | 22 | 532 | 65 | 70 |
| 208 | gene therapy | 30 | 528 | 204 | 417 |
| 208 | Homeostasis | 5 | 528 | 266 | 431 |
| 210 | Lipids | 35 | 523 | 211 | 540 |
| 211 | Histocompatibility Testing | 20 | 520 | 78 | 88 |
| 211 | Molecular Spectroscopy | 23 | 520 | 543 | 554 |
| 213 | Sociology | 17 | 517 | 1167 | 999 |
| 214 | Infections | 10 | 512 | 494 | 491 |
| 214 | Diagnostic Imaging | 48 | 512 | 314 | 611 |
| 214 | Bacterial infections | 6 | 512 | 464 | 392 |
| 217 | miniaturization | 25 | 511 | 528 | 863 |
| 218 | Drug targeting | 12 | 506 | 60 | 69 |
| 219 | Surface-Active Agents | 19 | 504 | 246 | 403 |
| 219 | Surface properties | 19 | 504 | 279 | 453 |
| 221 | Adolescent | 17 | 503 | 737 | 689 |
| 222 | Vaccines | 34 | 498 | 342 | 554 |
| 223 | Proteome | 19 | 491 | 334 | 486 |
| 224 | Andrology | 40 | 489 | 45 | 148 |
| 225 | Anti-inflammatory agents | 24 | 487 | 15 | 30 |
| 226 | Nephrology | 4 | 486 | 382 | 221 |
| 227 | Pregnancy | 36 | 482 | 95 | 209 |
| 228 | Leukemia | 12 | 481 | 413 | 448 |
| 229 | preimplantation genetic diagnosis | 31 | 476 | 41 | 83 |
| 229 | embryo transfer | 31 | 476 | 41 | 85 |
| 231 | viruses | 12 | 471 | 568 | 640 |
| 232 | Geriatric Psychiatry | 11 | 468 | 402 | 300 |
| 233 | drug toxicity | 13 | 467 | 75 | 81 |
| 234 | Chromatographic analysis | 36 | 466 | 359 | 545 |
| 235 | preventive medicine | 17 | 463 | 371 | 461 |
| 236 | Cardiovascular system | 12 | 462 | 611 | 745 |
| 237 | occupational diseases | 11 | 450 | 310 | 273 |
| 237 | Neurons | 4 | 450 | 450 | 555 |
| 239 | Child | 25 | 447 | 691 | 832 |
| 240 | Organic Chemistry | 38 | 444 | 955 | 1342 |
| 241 | Growth factors | 5 | 439 | 144 | 130 |
| 242 | Cardiovascular diseases | 43 | 436 | 315 | 576 |
| 243 | Primary health care | 33 | 433 | 350 | 500 |
| 244 | Respiratory system | 17 | 430 | 140 | 197 |
| 245 | Travel | 4 | 419 | 596 | 183 |
| 245 | Mitochondria | 4 | 419 | 185 | 70 |
| 247 | Cognitive neuroscience | 8 | 417 | 558 | 531 |
| 248 | Child Development | 10 | 414 | 976 | 843 |
| 249 | Health Services Research | 35 | 410 | 314 | 532 |
| 250 | Diagnosis | 8 | 405 | 166 | 66 |
| 251 | Surgery | 27 | 404 | 425 | 757 |
| 252 | Alternative Medicine | 17 | 399 | 415 | 513 |
| 253 | Pharmaceutical Technology | 21 | 396 | 459 | 672 |
| 253 | biological factors | 18 | 396 | 664 | 776 |
| 255 | complementary therapies | 16 | 391 | 486 | 542 |
| 256 | Catalysis | 19 | 390 | 1592 | 1915 |
| 257 | Psychopharmacology | 18 | 384 | 510 | 722 |
| 258 | epilepsy | 20 | 383 | 251 | 312 |
| 259 | Global Health | 9 | 382 | 484 | 242 |
| 260 | Chromosomes | 12 | 380 | 374 | 417 |
| 261 | Vision | 4 | 372 | 554 | 327 |
| 262 | cell adhesion molecules | 12 | 370 | 15 | 89 |
| 263 | Cellular senescence | 4 | 369 | 194 | 219 |
| 264 | United States | 19 | 368 | 1836 | 1903 |
| 265 | Clinical Immunology | 17 | 367 | 372 | 491 |
| 266 | Enzyme inhibitors | 18 | 359 | 53 | 106 |
| 267 | Carcinogenesis | 16 | 351 | 281 | 470 |
| 268 | polymerization | 15 | 342 | 1791 | 1757 |
| 269 | Biopharmaceutics | 11 | 334 | 472 | 533 |
| 269 | Cognitive Science | 9 | 334 | 821 | 797 |
| 271 | Host-parasite interactions | 6 | 333 | 722 | 775 |
| 272 | Gerontology | 15 | 332 | 766 | 705 |
| 273 | rehabilitation | 12 | 327 | 952 | 963 |
| 274 | Health | 27 | 323 | 553 | 899 |
| 275 | Electrophoresis | 21 | 322 | 479 | 729 |
| 276 | Critical Care | 8 | 320 | 706 | 807 |
| 276 | Critical Care Medicine | 8 | 320 | 692 | 803 |
| 276 | biochemical markers | 23 | 320 | 55 | 150 |
| 279 | Genetic regulation | 11 | 313 | 455 | 597 |
| 280 | Neurosurgery | 18 | 311 | 320 | 477 |
| 281 | Immunotoxicology | 20 | 306 | 17 | 42 |
| 282 | Green Chemistry | 5 | 305 | 1311 | 1146 |
| 282 | Sustainable Engineering | 5 | 305 | 1214 | 939 |
| 282 | Chromatography | 23 | 305 | 434 | 643 |
| 285 | Optics | 29 | 303 | 1516 | 1733 |
| 286 | Medical Anthropology | 7 | 299 | 724 | 734 |
| 287 | Microbial Biotechnology | 9 | 297 | 403 | 407 |
| 288 | Globalization | 5 | 294 | 400 | 204 |
| 288 | international cooperation | 5 | 294 | 405 | 250 |
| 290 | Neurobiology | 25 | 287 | 531 | 1020 |
| 291 | Antibacterial agents | 10 | 283 | 261 | 324 |
| 292 | Social behavior | 5 | 282 | 874 | 647 |
| 293 | Ethnology | 17 | 279 | 479 | 463 |
| 294 | Egypt | 13 | 277 | 103 | 198 |
| 295 | Virulence | 8 | 276 | 567 | 775 |
| 296 | Alzheimer's disease | 12 | 268 | 627 | 527 |
| 297 | Agricultural Chemistry | 15 | 265 | 893 | 1245 |
| 297 | ovary | 12 | 265 | 35 | 49 |
| 299 | violence | 11 | 264 | 451 | 530 |
| 300 | Genetic Toxicology | 4 | 262 | 326 | 237 |
| 301 | Immunogenetics | 17 | 260 | 174 | 299 |
| 302 | alcoholism | 16 | 258 | 521 | 717 |
| 302 | child abuse | 8 | 258 | 456 | 490 |
| 304 | Spine | 7 | 254 | 368 | 392 |
| 305 | Thrombosis | 7 | 252 | 583 | 544 |
| 306 | Pharmacy | 26 | 250 | 606 | 1113 |
| 306 | Hemostasis | 6 | 250 | 459 | 318 |
| 308 | pain management | 19 | 249 | 136 | 263 |
| 309 | Mental Health | 11 | 245 | 709 | 733 |
| 309 | Emerging infectious diseases | 11 | 245 | 76 | 142 |
| 311 | Bones | 6 | 243 | 465 | 511 |
| 312 | Drug design | 12 | 242 | 647 | 868 |
| 313 | cloning | 5 | 241 | 413 | 474 |
| 314 | Occupational Health | 7 | 240 | 584 | 406 |
| 314 | gene transfer | 14 | 240 | 49 | 94 |
| 314 | genetic transformation | 14 | 240 | 49 | 94 |
| 317 | Animal Behavior | 10 | 239 | 985 | 1206 |
| 317 | food technology | 18 | 239 | 992 | 1550 |
| 319 | Neurotoxicology | 7 | 236 | 288 | 313 |
| 319 | Microelectronics | 6 | 236 | 1190 | 1073 |
| 321 | Metals | 4 | 234 | 1679 | 1124 |
| 322 | Emergency Medicine | 10 | 232 | 626 | 534 |
| 322 | Food additives | 11 | 232 | 468 | 751 |
| 324 | Composite Materials | 7 | 230 | 1711 | 1780 |
| 325 | Diagnostic microbiology | 5 | 227 | 715 | 868 |
| 326 | Laser therapy | 26 | 225 | 54 | 111 |
| 327 | adolescence | 3 | 222 | 888 | 552 |
| 328 | Cerebral cortex | 8 | 220 | 514 | 620 |
| 329 | Social Sciences | 10 | 218 | 1872 | 1519 |
| 330 | Nursing | 21 | 217 | 600 | 814 |
| 331 | Environmental Chemistry | 5 | 216 | 1548 | 1488 |
| 332 | sex crimes | 8 | 213 | 344 | 336 |
| 333 | sanitation | 11 | 212 | 698 | 1251 |
| 334 | Research Design | 12 | 211 | 480 | 680 |
| 334 | Steroids | 8 | 211 | 504 | 521 |
| 334 | Women's health | 15 | 211 | 401 | 576 |
| 337 | Environmental Geochemistry | 19 | 210 | 44 | 192 |
| 337 | toxicity testing | 10 | 210 | 185 | 293 |
| 337 | Minerals | 19 | 210 | 132 | 355 |
| 340 | Pharmacogenetics | 11 | 209 | 364 | 556 |
| 340 | Environmental Management | 3 | 209 | 2657 | 2211 |
| 342 | Microcirculation | 12 | 207 | 146 | 263 |
| 342 | Adolescent Psychology | 1 | 207 | 1238 | 517 |
| 342 | Blood vessels | 12 | 207 | 100 | 200 |
| 345 | Proteomics | 22 | 205 | 233 | 706 |
| 346 | Metabolic syndrome | 20 | 202 | 25 | 83 |
| 347 | Quality of life | 9 | 199 | 730 | 945 |
| 348 | Interferons | 10 | 198 | 70 | 127 |
| 349 | Mathematics | 20 | 197 | 2796 | 2769 |
| 349 | health behavior | 8 | 197 | 484 | 546 |
| 349 | Hemodynamics | 8 | 197 | 315 | 520 |
| 352 | Bone diseases | 12 | 195 | 133 | 368 |
| 353 | Screening | 8 | 193 | 44 | 62 |
| 354 | ethanol | 13 | 192 | 147 | 241 |
| 355 | Apoptosis | 4 | 184 | 175 | 131 |
| 355 | neurotoxins | 4 | 184 | 175 | 131 |
| 355 | Neurotoxic agents | 4 | 184 | 175 | 131 |
| 355 | Nerve regeneration | 4 | 184 | 175 | 131 |
| 359 | Molecular Genetics | 13 | 181 | 792 | 1313 |
| 360 | Nuclear Medicine | 7 | 180 | 544 | 512 |
| 361 | natural products | 15 | 179 | 731 | 1018 |
| 362 | Combinatorial chemistry | 7 | 177 | 422 | 586 |
| 363 | Molecular Imaging | 3 | 176 | 499 | 418 |
| 363 | Dementia | 8 | 176 | 764 | 607 |
| 363 | Coronary heart disease | 4 | 176 | 142 | 35 |
| 366 | Mental Health Services | 5 | 175 | 782 | 654 |
| 367 | medical education | 17 | 174 | 596 | 920 |
| 368 | Antioxidants | 7 | 173 | 433 | 692 |
| 369 | drug resistance | 10 | 170 | 234 | 461 |
| 370 | Pharmacokinetics | 12 | 169 | 280 | 605 |
| 371 | Genes | 22 | 168 | 263 | 674 |
| 372 | vascular diseases | 3 | 167 | 604 | 544 |
| 373 | Pediatric Dermatology | 4 | 165 | 290 | 152 |
| 374 | Chemical analysis | 8 | 164 | 639 | 791 |
| 375 | Biological Systems | 5 | 163 | 349 | 342 |
| 376 | Randomized Controlled Trials | 20 | 162 | 274 | 437 |
| 377 | primary prevention | 5 | 161 | 247 | 252 |
| 378 | Radiobiology | 17 | 160 | 447 | 773 |
| 379 | Biomarkers | 16 | 159 | 57 | 176 |
| 379 | Cognition | 8 | 159 | 1035 | 1142 |
| 381 | Neuropsychiatry | 13 | 155 | 297 | 551 |
| 382 | mutagens | 7 | 154 | 427 | 632 |
| 383 | Industrial Microbiology | 9 | 149 | 1038 | 1615 |
| 383 | software | 9 | 149 | 528 | 866 |
| 385 | Medical Laboratory Science | 9 | 148 | 1057 | 1580 |
| 386 | Anatomy | 10 | 146 | 1032 | 1243 |
| 387 | Behavioral research | 13 | 145 | 112 | 210 |
| 387 | Health promotion | 7 | 145 | 647 | 675 |
| 387 | feeding behavior | 3 | 145 | 681 | 605 |
| 387 | Appetite | 3 | 145 | 605 | 547 |
| 391 | Radiography | 2 | 144 | 782 | 699 |
| 391 | DNS | 18 | 144 | 73 | 338 |
| 391 | DNA | 17 | 144 | 102 | 354 |
| 394 | X-rays | 16 | 143 | 121 | 247 |
| 395 | Nuclear Chemistry | 6 | 141 | 730 | 538 |
| 395 | Radiochemistry | 6 | 141 | 648 | 451 |
| 395 | Pancreatic diseases | 6 | 141 | 208 | 213 |
| 398 | Integrative Medicine | 11 | 140 | 80 | 83 |
| 399 | Emergency Medical Services | 4 | 138 | 517 | 354 |
| 400 | Nanomedicine | 2 | 136 | 303 | 210 |
| 400 | Artificial Intelligence | 14 | 136 | 1801 | 2613 |
| 400 | Synaptic Transmission | 4 | 136 | 367 | 379 |
| 403 | men | 5 | 134 | 152 | 172 |
| 404 | Medical Technology | 25 | 133 | 344 | 1112 |
| 405 | Long-Term Care | 2 | 132 | 571 | 445 |
| 405 | Long-term care facilities | 2 | 132 | 566 | 441 |
| 407 | Endocrine glands | 3 | 131 | 243 | 342 |
| 407 | traffic safety | 1 | 131 | 527 | 157 |
| 409 | Radiology | 10 | 128 | 656 | 758 |
| 410 | Microbial Ecology | 6 | 127 | 1374 | 1940 |
| 411 | Food Microbiology | 5 | 126 | 848 | 1169 |
| 412 | Oral Medicine | 15 | 125 | 228 | 385 |
| 413 | Molecular structure | 12 | 124 | 1209 | 1663 |
| 414 | Astrocytes | 2 | 123 | 486 | 503 |
| 415 | Neuropharmacology | 6 | 121 | 355 | 454 |
| 415 | disease susceptibility | 2 | 121 | 53 | 45 |
| 415 | symptoms | 2 | 121 | 53 | 45 |
| 418 | sexual behavior | 2 | 120 | 818 | 553 |
| 419 | Health Services Administration | 4 | 118 | 776 | 686 |
| 420 | Evidence-Based Medicine | 7 | 117 | 352 | 538 |
| 421 | Information Science | 6 | 114 | 1831 | 2126 |
| 422 | infrared radiation | 9 | 113 | 259 | 319 |
| 422 | biopolymers | 7 | 113 | 727 | 962 |
| 424 | Molecular Pharmacology | 5 | 112 | 587 | 800 |
| 425 | Liposomes | 4 | 111 | 498 | 529 |
| 425 | Lipid bilayers | 4 | 111 | 424 | 458 |
| 425 | Drug discovery | 1 | 111 | 469 | 184 |
| 428 | Magnetic Materials | 2 | 110 | 1622 | 1219 |
| 429 | Biochemical Genetics | 20 | 108 | 36 | 179 |
| 429 | breastfeeding | 3 | 108 | 451 | 334 |
| 429 | Hippocampus | 2 | 108 | 345 | 359 |
| 432 | Substance Abuse | 5 | 107 | 966 | 1002 |
| 433 | Nuclear Fusion | 14 | 106 | 225 | 369 |
| 433 | Mass Spectrometry | 8 | 106 | 637 | 847 |
| 433 | Technological Innovations | 8 | 106 | 544 | 927 |
| 436 | catalytic activity | 3 | 105 | 658 | 663 |
| 437 | Nuclear Engineering | 14 | 104 | 624 | 915 |
| 438 | Medical Physics | 14 | 102 | 668 | 1251 |
| 438 | fusion reactors | 13 | 102 | 157 | 202 |
| 440 | Botany | 8 | 101 | 2234 | 2911 |
| 440 | Biomolecules | 5 | 101 | 291 | 517 |
| 442 | Analytical Biochemistry | 14 | 99 | 696 | 1380 |
| 443 | Cell surface receptors | 9 | 97 | 16 | 57 |
| 444 | Hematopoietic stem cell transplantation | 2 | 96 | 487 | 459 |
| 444 | monoclonal antibodies | 1 | 96 | 467 | 178 |
| 444 | mycoses | 5 | 96 | 517 | 831 |
| 444 | amino acids | 9 | 96 | 220 | 569 |
| 448 | pharmaceutical industry | 4 | 95 | 476 | 436 |
| 449 | Flow cytometry | 7 | 94 | 171 | 315 |
| 450 | health workforce | 2 | 92 | 218 | 217 |
| 451 | Gene expression regulation | 9 | 91 | 447 | 846 |
| 451 | Transplantation | 5 | 91 | 624 | 819 |
| 451 | antibiotics | 7 | 91 | 75 | 188 |
| 451 | Human biology | 4 | 91 | 526 | 483 |
| 455 | Health Education | 7 | 90 | 1087 | 1379 |
| 455 | Physical organic chemistry | 5 | 90 | 1116 | 1184 |
| 455 | Neurotransmitters | 6 | 90 | 324 | 398 |
| 458 | liver | 9 | 89 | 110 | 248 |
| 459 | Developmental Disabilities | 4 | 88 | 792 | 975 |
| 460 | Artificial Organs | 8 | 87 | 333 | 428 |
| 461 | Radiation | 21 | 85 | 716 | 1586 |
| 462 | Plant physiology | 2 | 84 | 2121 | 2022 |
| 463 | Genetic testing | 12 | 83 | 65 | 200 |
| 464 | Molecular evolution | 3 | 82 | 1360 | 1553 |
| 465 | Metastasis | 1 | 81 | 309 | 319 |
| 466 | Socioeconomic Factors | 6 | 80 | 472 | 809 |
| 466 | Freeze-Drying | 8 | 80 | 142 | 331 |
| 466 | Hypothermia | 8 | 80 | 142 | 331 |
| 466 | Freeze Drying | 8 | 80 | 142 | 331 |
| 466 | RNA | 5 | 80 | 354 | 567 |
| 471 | rare diseases | 7 | 78 | 322 | 552 |
| 472 | Community Psychiatry | 3 | 77 | 839 | 965 |
| 473 | Nanochemistry | 12 | 76 | 451 | 1236 |
| 473 | Decision making | 11 | 76 | 649 | 1342 |
| 473 | lasers | 10 | 76 | 1213 | 1712 |
| 476 | protein | 7 | 75 | 718 | 1056 |
| 476 | Psychiatric Epidemiology | 2 | 75 | 549 | 603 |
| 478 | Genetic Research | 6 | 74 | 65 | 143 |
| 478 | Synapses | 2 | 74 | 302 | 302 |
| 480 | air quality management | 6 | 73 | 277 | 580 |
| 481 | Hypertension in pregnancy | 3 | 72 | 167 | 112 |
| 482 | Dentistry | 8 | 69 | 400 | 512 |
| 483 | Biomass Energy | 1 | 68 | 3065 | 2593 |
| 483 | Depression | 11 | 68 | 110 | 545 |
| 483 | Anxiety Disorders | 11 | 68 | 201 | 713 |
| 483 | Anxiety | 11 | 68 | 203 | 709 |
| 483 | Antigens | 5 | 68 | 514 | 689 |
| 488 | Clinical Laboratory Science | 5 | 67 | 111 | 166 |
| 488 | Quality Control | 3 | 67 | 1670 | 1802 |
| 488 | Mutagenesis | 5 | 67 | 239 | 392 |
| 488 | food handling | 3 | 67 | 874 | 1183 |
| 488 | psychotherapy | 6 | 67 | 837 | 1132 |
| 488 | hydrocolloids | 1 | 67 | 968 | 1007 |
| 494 | Psychiatric Nursing | 4 | 66 | 569 | 638 |
| 494 | drug addiction | 3 | 66 | 908 | 1068 |
| 496 | Image Processing | 9 | 65 | 1299 | 2064 |
| 497 | Operations Research | 2 | 64 | 2336 | 1976 |
| 497 | Ultrasonics | 4 | 64 | 1039 | 1529 |
| 497 | Sarcopenia | 9 | 64 | 126 | 580 |
| 497 | management | 5 | 64 | 2646 | 3275 |
| 497 | Muscles | 9 | 64 | 405 | 895 |
| 502 | peptides | 5 | 63 | 556 | 735 |
| 503 | Evolutionary Genetics | 5 | 62 | 439 | 762 |
| 503 | Molecular Epidemiology | 5 | 62 | 439 | 762 |
| 503 | Neural circuitry | 8 | 62 | 1244 | 2231 |
| 503 | Androgens | 1 | 62 | 358 | 305 |
| 503 | health planning | 4 | 62 | 1889 | 2028 |
| 508 | Germany | 6 | 61 | 385 | 301 |
| 508 | United Kingdom | 6 | 61 | 935 | 1397 |
| 510 | Smoking | 2 | 60 | 812 | 865 |
| 510 | Multiple sclerosis | 4 | 60 | 448 | 464 |
| 512 | Education | 6 | 59 | 2499 | 2866 |
| 512 | Ion channels | 3 | 59 | 90 | 127 |
| 514 | Bacteriology | 2 | 58 | 1745 | 1931 |
| 514 | Entropy | 3 | 58 | 1216 | 1092 |
| 516 | Malaria | 5 | 57 | 432 | 708 |
| 516 | Toxins | 8 | 57 | 415 | 951 |
| 518 | health services accessibility | 4 | 56 | 738 | 939 |
| 518 | Erectile dysfunction | 3 | 56 | 227 | 254 |
| 518 | biobanks | 6 | 56 | 37 | 98 |
| 521 | dietary supplements | 14 | 55 | 225 | 1142 |
| 522 | Computer Vision | 5 | 54 | 860 | 1314 |
| 522 | venom | 5 | 54 | 532 | 876 |
| 524 | Economics | 4 | 53 | 3200 | 3224 |
| 524 | Data Mining | 5 | 53 | 1204 | 1820 |
| 524 | data collection | 5 | 53 | 761 | 1282 |
| 524 | biological evolution | 1 | 53 | 2508 | 2238 |
| 528 | Osteoporosis | 6 | 52 | 166 | 391 |
| 528 | pigments | 4 | 52 | 738 | 1073 |
| 530 | Radiation Oncology | 1 | 51 | 530 | 414 |
| 530 | Post-traumatic stress disorder | 3 | 51 | 714 | 939 |
| 532 | Industrial Engineering | 3 | 50 | 1692 | 1961 |
| 532 | Antiviral agents | 1 | 50 | 412 | 343 |
| 532 | Cell survival | 3 | 50 | 187 | 362 |
| 532 | family violence | 3 | 50 | 413 | 605 |
| 532 | molecular chaperones | 3 | 50 | 229 | 365 |
| 537 | Psychosomatic Medicine | 5 | 48 | 518 | 927 |
| 537 | Radiation Protection | 2 | 48 | 750 | 450 |
| 537 | radiation monitoring | 2 | 48 | 683 | 418 |
| 537 | Measurement | 2 | 48 | 1610 | 1547 |
| 537 | Technology | 6 | 48 | 2491 | 3415 |
| 537 | Electrophysiology | 8 | 48 | 524 | 913 |
| 537 | Radiation dosimetry | 2 | 48 | 544 | 327 |
| 544 | Automation | 2 | 47 | 2335 | 2356 |
| 544 | hygiene | 4 | 47 | 404 | 665 |
| 546 | Information Technology | 5 | 46 | 1946 | 2635 |
| 546 | Geriatric Nursing | 8 | 46 | 237 | 492 |
| 546 | embryonic development | 4 | 46 | 308 | 545 |
| 546 | Learning | 5 | 46 | 920 | 1429 |
| 550 | Clinical Trials | 6 | 45 | 275 | 490 |
| 550 | Signal Processing | 7 | 45 | 1635 | 2539 |
| 550 | Regeneration | 4 | 45 | 48 | 98 |
| 550 | Genetic databases | 3 | 45 | 19 | 18 |
| 550 | Eating Disorders | 4 | 45 | 649 | 981 |
| 550 | Feeding and Eating Disorders | 4 | 45 | 634 | 944 |
| 556 | Pediatric Rheumatology | 3 | 44 | 212 | 253 |
| 556 | Electrochemistry | 4 | 44 | 2878 | 3146 |
| 556 | blood transfusion | 4 | 44 | 423 | 568 |
| 556 | Hemophilia | 7 | 44 | 221 | 383 |
| 556 | biomedicine | 3 | 44 | 470 | 801 |
| 561 | Computer Science | 6 | 43 | 1476 | 2064 |
| 561 | Sports Medicine | 5 | 43 | 1778 | 2180 |
| 561 | Developmental Neurobiology | 4 | 43 | 437 | 674 |
| 561 | Soviet Union | 1 | 43 | 1262 | 494 |
| 561 | tomography | 7 | 43 | 202 | 368 |
| 561 | Biodiversity | 4 | 43 | 1802 | 2281 |
| 567 | Cybernetics | 2 | 42 | 1759 | 1817 |
| 568 | Microorganisms | 4 | 41 | 813 | 1400 |
| 568 | Disease | 2 | 41 | 374 | 618 |
| 570 | Audiology | 3 | 40 | 687 | 829 |
| 570 | Neurogenetics | 2 | 40 | 352 | 415 |
| 570 | Photonics | 6 | 40 | 1275 | 2002 |
| 570 | Genetic markers | 5 | 40 | 127 | 368 |
| 570 | Brain damage | 2 | 40 | 445 | 570 |
| 575 | food contamination | 2 | 39 | 1235 | 1266 |
| 576 | Neurovirology | 2 | 38 | 281 | 349 |
| 576 | Preoperative Care | 6 | 38 | 14 | 88 |
| 576 | perioperative care | 6 | 38 | 13 | 87 |
| 576 | plant communities | 1 | 38 | 1410 | 1458 |
| 576 | Suicide | 1 | 38 | 905 | 726 |
| 576 | Plant cells | 1 | 38 | 1293 | 1567 |
| 582 | older people | 6 | 37 | 1040 | 1432 |
| 582 | Ultrasound | 3 | 37 | 691 | 957 |
| 582 | Zoonoses | 5 | 37 | 164 | 474 |
| 585 | Tissue Engineering | 8 | 36 | 138 | 530 |
| 585 | Physical Chemistry | 8 | 36 | 1347 | 2285 |
| 585 | Bioremediation | 1 | 36 | 1467 | 1409 |
| 585 | Biodegradation | 1 | 36 | 1278 | 1262 |
| 585 | Microscopy | 4 | 36 | 1189 | 1513 |
| 590 | Systems Engineering | 1 | 34 | 2957 | 2459 |
| 590 | Clinical Biochemistry | 7 | 34 | 666 | 1294 |
| 590 | Food Preservation | 2 | 34 | 1003 | 981 |
| 590 | poverty | 3 | 34 | 373 | 657 |
| 590 | healthcare disparities | 3 | 34 | 447 | 726 |
| 595 | Information Systems | 6 | 33 | 945 | 1892 |
| 595 | Chemotherapy | 6 | 33 | 730 | 1307 |
| 595 | Regenerative Medicine | 4 | 33 | 99 | 222 |
| 595 | mammals | 2 | 33 | 1119 | 1141 |
| 595 | DNA polymerases | 2 | 33 | 414 | 780 |
| 600 | emergency management | 1 | 32 | 1139 | 1041 |
| 600 | Heat Exchangers | 2 | 32 | 1433 | 1830 |
| 600 | Risk assessment | 3 | 32 | 620 | 918 |
| 600 | Cyberterrorism | 1 | 32 | 118 | 134 |
| 600 | scientific societies | 4 | 32 | 550 | 1004 |
| 605 | Minority Health | 3 | 31 | 58 | 133 |
| 605 | food industry | 5 | 31 | 515 | 1113 |
| 607 | Molecular Microbiology | 3 | 30 | 757 | 1278 |
| 607 | Music | 6 | 30 | 589 | 950 |
| 607 | voice | 6 | 30 | 307 | 637 |
| 607 | Optoelectronic devices | 3 | 30 | 1000 | 1049 |
| 607 | glycoproteins | 3 | 30 | 429 | 720 |
| 607 | sleep-wake cycle | 5 | 30 | 56 | 156 |
| 607 | Glycoconjugates | 3 | 30 | 429 | 720 |
| 607 | atmospheric models | 1 | 30 | 808 | 868 |
| 607 | Bacterial diseases | 3 | 30 | 249 | 554 |
| 607 | glycolipids | 3 | 30 | 429 | 720 |
| 617 | Quantum electronics | 2 | 29 | 1791 | 1766 |
| 617 | Small Business | 1 | 29 | 1149 | 1355 |
| 617 | Nutrigenomics | 2 | 29 | 110 | 265 |
| 617 | Japan | 3 | 29 | 1713 | 2094 |
| 617 | Australia | 5 | 29 | 1308 | 2137 |
| 622 | Functional Analysis | 2 | 28 | 1564 | 1519 |
| 622 | Educational Technology | 3 | 28 | 1653 | 2335 |
| 622 | Electrocardiography | 4 | 28 | 242 | 379 |
| 622 | Ferroelectricity | 2 | 28 | 1156 | 1052 |
| 622 | Multimedia Systems | 5 | 28 | 1423 | 2188 |
| 622 | Developmental Immunology | 1 | 28 | 917 | 981 |
| 622 | Mycology | 6 | 28 | 1028 | 1868 |
| 622 | Sound | 2 | 28 | 1217 | 1178 |
| 622 | Radio | 2 | 28 | 1486 | 1659 |
| 622 | Cerebellum | 1 | 28 | 492 | 488 |
| 622 | Radio frequency | 2 | 28 | 517 | 691 |
| 622 | gastrointestinal tract | 1 | 28 | 542 | 724 |
| 622 | Cerebellar ataxia | 1 | 28 | 492 | 488 |
| 635 | Geriatric Oncology | 3 | 27 | 472 | 872 |
| 635 | Sonochemistry | 1 | 27 | 1107 | 1405 |
| 635 | Crystal growth | 2 | 27 | 1191 | 1450 |
| 635 | Detectors | 3 | 27 | 1465 | 2037 |
| 635 | educational planning | 1 | 27 | 727 | 744 |
| 635 | eugenics | 4 | 27 | 409 | 833 |
| 641 | Otolaryngology | 2 | 26 | 551 | 665 |
| 641 | Child welfare | 3 | 26 | 1045 | 1449 |
| 641 | optical devices | 1 | 26 | 816 | 743 |
| 641 | planning | 2 | 26 | 968 | 1209 |
| 645 | Pacific Islands | 2 | 25 | 410 | 438 |
| 645 | Peroxisomes | 2 | 25 | 37 | 173 |
| 647 | Bioenergetics | 2 | 24 | 948 | 1352 |
| 647 | Cardiovascular Pharmacology | 1 | 24 | 438 | 490 |
| 647 | Population Genetics | 1 | 24 | 1534 | 1681 |
| 647 | Energy metabolism | 2 | 24 | 637 | 853 |
| 647 | Molecular ecology | 1 | 24 | 1347 | 1680 |
| 647 | particles | 4 | 24 | 868 | 1592 |
| 647 | Social work | 3 | 24 | 1292 | 1668 |
| 647 | Jurisprudence | 2 | 24 | 1034 | 1117 |
| 647 | Membranes | 2 | 24 | 1681 | 2177 |
| 656 | Biofilms | 2 | 23 | 209 | 464 |
| 656 | Foodborne diseases | 2 | 23 | 274 | 486 |
| 656 | Evolution | 2 | 23 | 1878 | 2357 |
| 656 | women | 2 | 23 | 1098 | 1073 |
| 660 | Robotics | 3 | 22 | 1614 | 2163 |
| 660 | Chronobiology | 4 | 22 | 383 | 812 |
| 660 | Circadian rhythms | 4 | 22 | 248 | 718 |
| 660 | biological clocks | 4 | 22 | 383 | 812 |
| 660 | Maternal health services | 2 | 22 | 418 | 643 |
| 660 | Fluorescence spectroscopy | 2 | 22 | 269 | 401 |
| 660 | Oligosaccharide | 1 | 22 | 484 | 607 |
| 660 | circadian rhythm | 4 | 22 | 383 | 812 |
| 660 | Carbohydrates | 1 | 22 | 673 | 753 |
| 660 | biological rhythms | 4 | 22 | 353 | 792 |
| 660 | weight loss | 1 | 22 | 258 | 294 |
| 671 | Economic History | 2 | 21 | 3425 | 3444 |
| 671 | Adolescent Medicine | 3 | 21 | 481 | 962 |
| 671 | Lipid metabolism | 3 | 21 | 389 | 834 |
| 671 | Bioinorganic chemistry | 3 | 21 | 1328 | 1929 |
| 671 | economic policy | 2 | 21 | 2563 | 2600 |
| 671 | Lipid | 3 | 21 | 391 | 835 |
| 677 | Information Theory | 6 | 20 | 997 | 1731 |
| 677 | Health Information Management | 1 | 20 | 661 | 1043 |
| 677 | Health insurance | 6 | 20 | 251 | 661 |
| 680 | genre | 2 | 19 | 279 | 466 |
| 680 | Cell division | 2 | 19 | 440 | 778 |
| 680 | monitoring | 3 | 19 | 258 | 466 |
| 680 | sex differences | 1 | 19 | 274 | 370 |
| 680 | finance | 2 | 19 | 2589 | 2910 |
| 680 | Menopause | 2 | 19 | 362 | 574 |
| 680 | cosmetics | 1 | 19 | 333 | 402 |
| 687 | Radiologic Technology | 2 | 18 | 166 | 229 |
| 687 | Pediatric Hematology | 4 | 18 | 295 | 477 |
| 687 | General Surgery | 2 | 18 | 571 | 677 |
| 687 | Interventional Radiology | 2 | 18 | 166 | 229 |
| 687 | Melanoma | 2 | 18 | 241 | 446 |
| 687 | Contraception | 2 | 18 | 663 | 1024 |
| 687 | Bipolar Disorder | 1 | 18 | 477 | 595 |
| 687 | Interventional Radiography | 2 | 18 | 166 | 229 |
| 687 | Endoscopic Surgery | 2 | 18 | 166 | 229 |
| 687 | calcification | 2 | 18 | 550 | 845 |
| 687 | clay | 1 | 18 | 1271 | 1580 |
| 687 | Earth Sciences | 2 | 18 | 3233 | 3718 |
| 687 | heredity | 7 | 18 | 375 | 1045 |
| 700 | Nuclear Physics | 4 | 17 | 3009 | 3801 |
| 700 | Nondestructive testing | 1 | 17 | 1077 | 1099 |
| 700 | Organometallic chemistry | 3 | 17 | 2092 | 2729 |
| 700 | Electrochemical Analysis | 2 | 17 | 1774 | 2262 |
| 704 | Water pollution | 1 | 16 | 3169 | 3531 |
| 704 | Neuroanatomy | 2 | 16 | 308 | 596 |
| 704 | Waste management | 1 | 16 | 2043 | 2168 |
| 704 | Water Purification | 1 | 16 | 1715 | 1849 |
| 704 | nuclear magnetic resonance | 4 | 16 | 797 | 1205 |
| 704 | Water quality management | 1 | 16 | 2492 | 2627 |
| 704 | Sports | 3 | 16 | 1932 | 2469 |
| 704 | DNA methylation | 2 | 16 | 318 | 620 |
| 704 | visualization | 6 | 16 | 930 | 1426 |
| 704 | Mitochondrial DNA | 3 | 16 | 183 | 314 |
| 704 | Middle East | 1 | 16 | 1636 | 1385 |
| 704 | health services | 1 | 16 | 1525 | 1643 |
| 704 | Criminal investigation | 1 | 16 | 334 | 354 |
| 704 | diseases | 1 | 16 | 535 | 695 |
| 704 | Exercise | 3 | 16 | 1451 | 2044 |
| 719 | Magnetic Resonance Spectroscopy | 3 | 15 | 1052 | 1439 |
| 719 | System analysis | 2 | 15 | 2587 | 3262 |
| 719 | Youth | 2 | 15 | 800 | 1250 |
| 719 | Informatics | 5 | 15 | 624 | 1453 |
| 723 | Sustainable Development | 1 | 14 | 3064 | 3482 |
| 723 | Clinical Psychology | 3 | 14 | 1067 | 1778 |
| 723 | Pediatric Neurology | 1 | 14 | 1007 | 1282 |
| 723 | Tourism | 1 | 14 | 2397 | 2788 |
| 723 | vitamin C | 1 | 14 | 702 | 982 |
| 723 | synthesis | 4 | 14 | 986 | 1628 |
| 723 | Developing countries | 5 | 14 | 1742 | 3327 |
| 723 | vitamin E | 1 | 14 | 702 | 982 |
| 731 | Geophysics | 1 | 13 | 3593 | 3841 |
| 731 | Atmospheric Chemistry | 1 | 13 | 1093 | 1401 |
| 731 | Atmospheric Physics | 1 | 13 | 1881 | 2147 |
| 731 | Behavioral Genetics | 1 | 13 | 372 | 540 |
| 731 | Industrial Ecology | 1 | 13 | 322 | 501 |
| 731 | mutation | 1 | 13 | 827 | 1071 |
| 731 | Neuroplasticity | 2 | 13 | 322 | 681 |
| 731 | neuronal plasticity | 2 | 13 | 122 | 404 |
| 731 | musculoskeletal system | 2 | 13 | 174 | 363 |
| 731 | Plants | 1 | 13 | 2550 | 2806 |
| 741 | Linguistics | 3 | 12 | 1298 | 1760 |
| 741 | Radiopharmaceuticals | 1 | 12 | 502 | 425 |
| 741 | Soft Condensed Matter | 2 | 12 | 1167 | 1697 |
| 741 | Animal welfare | 1 | 12 | 516 | 704 |
| 741 | Radioisotopes | 1 | 12 | 1544 | 1550 |
| 746 | Semantics | 1 | 11 | 424 | 436 |
| 746 | Computer-Aided Design | 1 | 11 | 1816 | 2034 |
| 746 | eye | 1 | 11 | 339 | 534 |
| 746 | Plant diseases | 2 | 11 | 1958 | 2626 |
| 746 | Aquaculture | 1 | 11 | 1888 | 2179 |
| 751 | Speech-Language Pathology | 1 | 10 | 527 | 677 |
| 751 | Electronics | 3 | 10 | 2839 | 3743 |
| 751 | Asthma | 3 | 10 | 605 | 1152 |
| 751 | Telemedicine | 2 | 10 | 401 | 923 |
| 751 | Plasma chemistry | 2 | 10 | 487 | 865 |
| 751 | Biomechanics | 1 | 10 | 1826 | 2179 |
| 751 | Organ transplantation | 2 | 10 | 372 | 545 |
| 751 | Elderly | 5 | 10 | 875 | 1414 |
| 751 | personality | 1 | 10 | 2051 | 2455 |
| 751 | Carbon | 2 | 10 | 1415 | 2229 |
| 751 | Plasma polymerization | 2 | 10 | 320 | 599 |
| 751 | automatic speech recognition | 1 | 10 | 324 | 465 |
| 751 | Chemical industry | 2 | 10 | 1484 | 2094 |
| 764 | Geometry | 1 | 9 | 1660 | 1505 |
| 764 | Mechatronics | 2 | 9 | 1084 | 1712 |
| 764 | Evolutionary Computation | 1 | 9 | 837 | 1175 |
| 764 | Swarm Intelligence | 1 | 9 | 585 | 831 |
| 764 | Respiratory Infections | 3 | 9 | 256 | 648 |
| 764 | Luminescence | 2 | 9 | 1620 | 2237 |
| 764 | Ultrasonic Imaging | 1 | 9 | 838 | 1098 |
| 764 | bioluminescence | 1 | 9 | 715 | 866 |
| 764 | probabilities | 1 | 9 | 1776 | 1690 |
| 764 | biological agents | 4 | 9 | 595 | 1040 |
| 774 | Cochlear Implants | 1 | 8 | 161 | 204 |
| 774 | Environmental Microbiology | 1 | 8 | 1880 | 2498 |
| 774 | Energy Conversion | 1 | 8 | 1606 | 2030 |
| 774 | Energy Storage | 1 | 8 | 1760 | 2129 |
| 774 | Dynamics | 1 | 8 | 2317 | 2493 |
| 774 | Computational Intelligence | 1 | 8 | 1228 | 1492 |
| 774 | soil microbiology | 1 | 8 | 1912 | 2585 |
| 774 | Neuroendocrinology | 1 | 8 | 241 | 437 |
| 774 | electric vehicles | 1 | 8 | 519 | 724 |
| 774 | Adhesion | 1 | 8 | 1180 | 1463 |
| 774 | fuel cells | 1 | 8 | 1636 | 2062 |
| 774 | Porous materials | 1 | 8 | 1279 | 1556 |
| 774 | Oligosaccharides | 2 | 8 | 299 | 662 |
| 774 | Statistical physics | 1 | 8 | 3534 | 3919 |
| 774 | body temperature | 1 | 8 | 990 | 1347 |
| 774 | adhesives | 1 | 8 | 1246 | 1499 |
| 774 | Stress | 2 | 8 | 367 | 852 |
| 791 | Mechanical Engineering | 1 | 7 | 3033 | 3252 |
| 791 | Hydrology | 1 | 7 | 3027 | 3541 |
| 791 | Developmental Psychology | 1 | 7 | 1510 | 1880 |
| 791 | Oral Pathology | 1 | 7 | 183 | 319 |
| 791 | Water | 1 | 7 | 2964 | 3681 |
| 791 | Social Issues | 1 | 7 | 468 | 680 |
| 791 | Immunohistochemistry | 2 | 7 | 226 | 426 |
| 791 | population health | 1 | 7 | 12 | 21 |
| 791 | Investment analysis | 1 | 7 | 1583 | 1855 |
| 791 | Bioprinting | 1 | 7 | 102 | 237 |
| 791 | Physical fitness | 1 | 7 | 1493 | 1870 |
| 791 | Social problems | 1 | 7 | 980 | 1304 |
| 791 | Condensed Matter | 1 | 7 | 3156 | 3514 |
| 791 | mathematical analysis | 1 | 7 | 3028 | 3040 |
| 791 | Allergies | 1 | 7 | 257 | 432 |
| 806 | Language Disorders | 1 | 6 | 1170 | 1453 |
| 806 | Pediatric Endocrinology | 1 | 6 | 546 | 671 |
| 806 | Higher Education | 1 | 6 | 1111 | 1427 |
| 806 | Patient education | 1 | 6 | 857 | 1255 |
| 806 | Lymphoma | 1 | 6 | 512 | 628 |
| 806 | Multiple Myeloma | 1 | 6 | 506 | 622 |
| 806 | micromechanics | 1 | 6 | 946 | 1245 |
| 806 | Speech Disorders | 1 | 6 | 1312 | 1624 |
| 806 | International Finance | 1 | 6 | 2246 | 2739 |
| 806 | counseling | 1 | 6 | 1855 | 2222 |
| 806 | Metabolic disorders in children | 1 | 6 | 517 | 642 |
| 806 | Capital market | 1 | 6 | 810 | 1143 |
| 806 | Electroconvulsive therapy | 2 | 6 | 124 | 288 |
| 806 | Hearing | 1 | 6 | 940 | 1197 |
| 806 | multimedia | 2 | 6 | 606 | 1099 |
| 806 | Interactive multimedia | 2 | 6 | 701 | 1320 |
| 806 | tests | 1 | 6 | 375 | 661 |
| 806 | Speech | 1 | 6 | 1294 | 1627 |
| 806 | Fuzzy systems | 3 | 6 | 1720 | 2827 |
| 825 | Humanities | 3 | 5 | 1961 | 3446 |
| 825 | Astronomy | 3 | 5 | 2211 | 3261 |
| 825 | Ethics | 1 | 5 | 1517 | 1945 |
| 825 | Forensic Genetics | 1 | 5 | 394 | 600 |
| 825 | Engineering Ethics | 1 | 5 | 379 | 667 |
| 825 | Raman spectroscopy | 1 | 5 | 1277 | 1733 |
| 825 | Professional ethics | 1 | 5 | 548 | 928 |
| 825 | Infrared spectroscopy | 1 | 5 | 684 | 1078 |
| 825 | Invertebrates | 2 | 5 | 719 | 1368 |
| 825 | economic analysis | 1 | 5 | 490 | 822 |
| 825 | computer networks | 1 | 5 | 3041 | 3635 |
| 825 | Birth control | 1 | 5 | 751 | 1168 |
| 837 | Statistics | 2 | 4 | 2568 | 3342 |
| 837 | Animal Nutrition | 1 | 4 | 858 | 1230 |
| 837 | Geographic information systems | 1 | 4 | 1756 | 2347 |
| 837 | Animal breeding | 1 | 4 | 1097 | 1522 |
| 837 | transgenic organisms | 1 | 4 | 446 | 755 |
| 837 | Plant genetic engineering | 1 | 4 | 1220 | 1667 |
| 837 | transgenic animals | 1 | 4 | 434 | 730 |
| 837 | Ornithology | 1 | 4 | 1290 | 1580 |
| 837 | Animal genetics | 1 | 4 | 843 | 1227 |
| 837 | Transgenic plants | 1 | 4 | 713 | 1086 |
| 837 | commerce | 1 | 4 | 2384 | 3030 |
| 837 | disease outbreaks | 1 | 4 | 700 | 1065 |
| 837 | Epidemics | 1 | 4 | 672 | 1031 |
| 837 | Birds | 1 | 4 | 1469 | 1776 |
| 837 | Creativity | 1 | 4 | 680 | 1108 |
| 837 | Investments | 1 | 4 | 1012 | 1500 |
| 853 | Medical Imaging | 1 | 3 | 366 | 480 |
| 853 | Magnetic Resonance Imaging | 1 | 3 | 605 | 856 |
| 853 | Dietetics | 2 | 3 | 635 | 1130 |
| 853 | Energy Policy | 1 | 3 | 3317 | 4227 |
| 853 | Mathematical Physics | 3 | 3 | 2616 | 3817 |
| 853 | Photochemistry | 2 | 3 | 1869 | 3100 |
| 853 | Intelligent Control Systems | 2 | 3 | 1494 | 2339 |
| 853 | Photobiology | 2 | 3 | 1613 | 2766 |
| 853 | Family Therapy | 1 | 3 | 1155 | 1628 |
| 853 | Molecules | 1 | 3 | 2030 | 2503 |
| 853 | Pesticides | 1 | 3 | 1113 | 1712 |
| 853 | child mental health | 1 | 3 | 788 | 1230 |
| 853 | Imaging systems | 1 | 3 | 1397 | 1814 |
| 853 | Longevity | 1 | 3 | 346 | 657 |
| 853 | rejuvenation | 1 | 3 | 264 | 543 |
| 853 | Nanotubes | 1 | 3 | 422 | 731 |
| 853 | energy resources | 1 | 3 | 1901 | 2690 |
| 853 | Aggression | 1 | 3 | 804 | 1304 |
| 853 | Catalysts | 1 | 3 | 1116 | 1583 |
| 872 | Physical Therapy | 2 | 2 | 1362 | 2216 |
| 872 | Geriatric Medicine | 1 | 2 | 322 | 657 |
| 872 | Computer Graphics | 1 | 2 | 2317 | 3040 |
| 872 | Nuclear Energy | 1 | 2 | 1460 | 1885 |
| 872 | Psycholinguistics | 2 | 2 | 1053 | 1889 |
| 872 | Neurolinguistics | 1 | 2 | 673 | 1014 |
| 872 | Morphology | 1 | 2 | 1374 | 1747 |
| 872 | Nanophotonics | 1 | 2 | 552 | 874 |
| 872 | teratogenic agents | 2 | 2 | 300 | 925 |
| 872 | behavior therapy | 1 | 2 | 1135 | 1637 |
| 872 | internet | 1 | 2 | 2319 | 3072 |
| 872 | Endocrine system | 1 | 2 | 925 | 811 |
| 872 | Entomology | 1 | 2 | 2846 | 3539 |
| 872 | Philippines | 1 | 2 | 246 | 516 |
| 872 | sports injuries | 1 | 2 | 913 | 1358 |
| 872 | Nitric oxide | 1 | 2 | 514 | 939 |
| 872 | Chronic diseases | 1 | 2 | 811 | 1222 |
| 872 | Influenza | 1 | 2 | 367 | 637 |
| 890 | Zoology | 1 | 1 | 3016 | 3847 |
| 890 | Intercultural Communication | 1 | 1 | 836 | 1366 |
| 890 | Serology | 1 | 1 | 860 | 1347 |
| 890 | Engineering Mathematics | 1 | 1 | 2668 | 3339 |
| 890 | Public Policy | 1 | 1 | 2447 | 3458 |
| 890 | Forensic Pathology | 1 | 1 | 297 | 502 |
| 890 | cosmic rays | 1 | 1 | 682 | 1060 |
| 890 | Combinatorial optimization | 1 | 1 | 956 | 1352 |
| 890 | Solid State Chemistry | 1 | 1 | 2984 | 3729 |
| 890 | Genetic translocation | 1 | 1 | 363 | 648 |
| 890 | Functional foods | 3 | 1 | 340 | 1205 |
| 890 | acupuncture | 1 | 1 | 408 | 599 |
| 890 | Massage therapy | 1 | 1 | 75 | 93 |
| 890 | Mechanics | 1 | 1 | 1914 | 2550 |
| 890 | nuclear magnetic resonance spectroscopy | 1 | 1 | 1018 | 1449 |
| 890 | animals | 1 | 1 | 1740 | 2453 |
| 890 | Communication in medicine | 1 | 1 | 867 | 1390 |
| 890 | Communication | 1 | 1 | 2925 | 3830 |
| 890 | Telecommunication | 1 | 1 | 3240 | 4109 |
| 890 | Information society | 1 | 1 | 353 | 754 |
| 890 | Chemical structure | 1 | 1 | 1019 | 1538 |
| 890 | Parkinson's disease | 1 | 1 | 406 | 690 |
| 890 | plasmids | 1 | 1 | 363 | 648 |
| 890 | Growth | 1 | 1 | 1316 | 1892 |
| 890 | Primates | 2 | 1 | 800 | 1398 |
| 915 | Occupational Therapy | 1 | 0 | 1545 | 2258 |
| 915 | Educational Psychology | 1 | 0 | 2003 | 2962 |
| 915 | Industrial Safety | 1 | 0 | 1833 | 2738 |
| 915 | Metallurgy | 1 | 0 | 2673 | 3464 |
| 915 | Space telescopes | 1 | 0 | 288 | 435 |
| 915 | industrial hygiene | 1 | 0 | 1618 | 2470 |
| 915 | Bioethics | 1 | 0 | 1400 | 2079 |
| 915 | Medical Ethics | 1 | 0 | 1616 | 2404 |
| 915 | Intelligence | 1 | 0 | 432 | 697 |
| 915 | ecological risk assessment | 2 | 0 | 322 | 1038 |
| 915 | Helminthology | 1 | 0 | 146 | 297 |
| 915 | Memory disorders | 1 | 0 | 495 | 778 |
| 915 | Radio wave propagation | 1 | 0 | 1055 | 1603 |
| 915 | Exercise therapy | 1 | 0 | 927 | 1453 |
| 915 | Plastics | 1 | 0 | 2293 | 3107 |
| 915 | Alloys | 1 | 0 | 598 | 1020 |
| 915 | Health Risk Assessment | 2 | 0 | 592 | 1595 |
| 915 | Helminths | 1 | 0 | 146 | 297 |
| 915 | mental processes | 1 | 0 | 594 | 937 |