| 1 | Medicine | 2,845 | 73.2K | 99 | 250 |
| 2 | Molecular Biology | 2,066 | 72.7K | 84 | 225 |
| 3 | Cancer | 1,134 | 52.2K | 43 | 55 |
| 4 | Science | 1,162 | 47.7K | 320 | 620 |
| 5 | Research | 1,506 | 44.2K | 136 | 202 |
| 6 | Biology | 1,266 | 42.4K | 284 | 668 |
| 7 | Biochemistry | 1,576 | 40.6K | 267 | 424 |
| 8 | Cytology | 1,133 | 35.1K | 66 | 251 |
| 9 | Cell Biology | 1,069 | 32.7K | 57 | 266 |
| 10 | Oncology | 511 | 30.7K | 18 | 35 |
| 11 | Pharmacology | 1,220 | 28.0K | 60 | 137 |
| 12 | Neurology | 772 | 27.2K | 234 | 411 |
| 13 | Cell death | 501 | 25.0K | 5 | 9 |
| 14 | Chemistry | 489 | 19.5K | 866 | 955 |
| 15 | Biotechnology | 681 | 18.5K | 139 | 354 |
| 16 | Biocompatible Materials | 411 | 17.8K | 136 | 202 |
| 17 | Toxicology | 619 | 16.4K | 72 | 129 |
| 18 | Physics | 186 | 16.3K | 1766 | 1532 |
| 19 | Immunology | 391 | 15.7K | 247 | 381 |
| 20 | Biophysics | 593 | 14.8K | 255 | 344 |
| 21 | Nanotechnology | 447 | 13.7K | 253 | 446 |
| 22 | Analytical Chemistry | 465 | 12.8K | 137 | 196 |
| 23 | Physiology | 437 | 12.5K | 176 | 273 |
| 24 | Medical Oncology | 346 | 12.3K | 89 | 79 |
| 25 | Human genetics | 98 | 11.3K | 375 | 587 |
| 26 | Microbiology | 381 | 10.7K | 486 | 859 |
| 27 | Pollution | 295 | 10.1K | 329 | 559 |
| 28 | Bioengineering | 296 | 9.7K | 177 | 416 |
| 29 | Materials | 278 | 9.5K | 678 | 726 |
| 30 | Psychiatry | 236 | 9.2K | 394 | 486 |
| 31 | Environmental Health | 305 | 8.8K | 275 | 490 |
| 32 | Inflammation | 186 | 8.6K | 8 | 5 |
| 33 | Biomedical Engineering | 407 | 8.6K | 137 | 270 |
| 33 | Medical genetics | 192 | 8.6K | 289 | 404 |
| 35 | Oncogenes | 125 | 7.5K | 62 | 106 |
| 36 | Nutrition | 328 | 7.4K | 190 | 392 |
| 37 | Genetic engineering | 322 | 7.2K | 16 | 84 |
| 38 | Signal Transduction | 138 | 7.2K | 33 | 43 |
| 39 | Genetics | 252 | 7.1K | 292 | 644 |
| 40 | cytokines | 317 | 7.1K | 7 | 14 |
| 41 | Cell differentiation | 189 | 6.9K | 88 | 268 |
| 42 | cell physiology | 170 | 6.6K | 63 | 141 |
| 43 | free radicals | 140 | 6.4K | 44 | 64 |
| 44 | Brain | 205 | 6.3K | 219 | 330 |
| 45 | environmental pollution | 180 | 6.2K | 349 | 450 |
| 46 | Neurophysiology | 167 | 6.1K | 328 | 512 |
| 47 | Environmental monitoring | 188 | 6.1K | 179 | 294 |
| 48 | Recombinant DNA | 253 | 6.0K | 10 | 28 |
| 49 | Immunotherapy | 319 | 6.0K | 18 | 168 |
| 50 | Oxidative stress | 177 | 6.0K | 9 | 20 |
| 51 | Materials Science | 163 | 5.9K | 606 | 651 |
| 52 | Endocrinology | 204 | 5.7K | 287 | 559 |
| 53 | Neurochemistry | 227 | 5.7K | 123 | 285 |
| 54 | Ecology | 156 | 5.7K | 891 | 1177 |
| 55 | Mental Disorders | 122 | 5.3K | 380 | 439 |
| 56 | Virology | 159 | 5.3K | 376 | 856 |
| 57 | Pathology | 220 | 5.2K | 135 | 307 |
| 58 | Natural history | 23 | 5.2K | 1845 | 1812 |
| 59 | environmental protection | 192 | 5.2K | 113 | 234 |
| 60 | Immunopharmacology | 258 | 5.1K | 8 | 18 |
| 61 | Molecular cloning | 211 | 5.1K | 12 | 31 |
| 62 | Genetic recombination | 207 | 5.0K | 12 | 32 |
| 63 | Liver diseases | 150 | 5.0K | 101 | 275 |
| 64 | Clinical Chemistry | 211 | 5.0K | 137 | 282 |
| 65 | carcinogens | 151 | 5.0K | 21 | 42 |
| 66 | Diabetes | 200 | 4.8K | 139 | 408 |
| 67 | Aging | 253 | 4.7K | 160 | 312 |
| 68 | cell interaction | 197 | 4.7K | 6 | 16 |
| 69 | Biosensors | 93 | 4.5K | 57 | 75 |
| 70 | Diabetes mellitus | 165 | 4.4K | 157 | 416 |
| 71 | Environmental Toxicology | 207 | 4.4K | 44 | 194 |
| 72 | Bioelectronics | 86 | 4.3K | 43 | 59 |
| 73 | Public Health | 250 | 4.2K | 445 | 869 |
| 74 | Environmental pollutants | 203 | 4.2K | 34 | 111 |
| 75 | Reproduction | 202 | 4.2K | 114 | 237 |
| 75 | nanoscience | 142 | 4.2K | 260 | 485 |
| 77 | Metabolism | 199 | 4.2K | 244 | 638 |
| 78 | Environmental Engineering | 91 | 4.0K | 475 | 521 |
| 79 | Pharmaceutical Chemistry | 177 | 4.0K | 379 | 617 |
| 80 | Hematology | 379 | 4.0K | 331 | 719 |
| 81 | Neuroimmunology | 37 | 3.9K | 118 | 40 |
| 82 | Immunity | 92 | 3.9K | 269 | 633 |
| 83 | Oxidation-reduction | 75 | 3.8K | 17 | 58 |
| 84 | Psychoneuroimmunology | 30 | 3.7K | 123 | 38 |
| 85 | Neurobiology | 54 | 3.6K | 395 | 387 |
| 86 | Metabolic diseases | 108 | 3.4K | 351 | 628 |
| 87 | nucleic acids | 80 | 3.4K | 259 | 496 |
| 88 | Cardiovascular system | 78 | 3.3K | 274 | 449 |
| 89 | Genomics | 194 | 3.2K | 175 | 500 |
| 90 | Hypertension | 87 | 3.2K | 246 | 424 |
| 91 | environmental exposure | 145 | 3.2K | 50 | 110 |
| 92 | mutagens | 90 | 3.2K | 34 | 64 |
| 93 | Stem cells | 120 | 3.2K | 94 | 214 |
| 94 | Biochemical Engineering | 87 | 3.2K | 453 | 890 |
| 95 | Nanobiotechnology | 61 | 3.1K | 16 | 20 |
| 96 | pollutants | 132 | 3.0K | 63 | 158 |
| 97 | Environment | 81 | 3.0K | 982 | 1485 |
| 98 | Carcinogenesis | 99 | 3.0K | 34 | 77 |
| 99 | Epidemiology | 154 | 3.0K | 390 | 667 |
| 100 | Cell communication | 126 | 2.9K | 5 | 16 |
| 101 | Genetic therapy | 80 | 2.9K | 104 | 152 |
| 102 | Surface Chemistry | 103 | 2.9K | 627 | 733 |
| 103 | proteins | 85 | 2.8K | 236 | 285 |
| 104 | Neuropsychology | 107 | 2.8K | 260 | 381 |
| 105 | Histology | 101 | 2.7K | 158 | 277 |
| 106 | China | 148 | 2.6K | 200 | 227 |
| 107 | Cellular senescence | 104 | 2.6K | 13 | 34 |
| 108 | biochemical markers | 151 | 2.5K | 3 | 5 |
| 109 | Colloids | 91 | 2.5K | 688 | 887 |
| 110 | Environmental Policy | 64 | 2.4K | 525 | 692 |
| 111 | Environmental Law | 61 | 2.3K | 90 | 201 |
| 112 | Cell cycle | 71 | 2.2K | 7 | 10 |
| 112 | cell proliferation | 71 | 2.2K | 9 | 10 |
| 114 | Diagnostic Imaging | 139 | 2.2K | 107 | 322 |
| 115 | actuators | 82 | 2.1K | 193 | 329 |
| 115 | transducers | 82 | 2.1K | 193 | 329 |
| 117 | Nanostructures | 100 | 2.1K | 115 | 388 |
| 118 | Critical Care | 43 | 2.1K | 423 | 537 |
| 119 | Urology | 148 | 2.1K | 185 | 437 |
| 120 | Pharmacogenetics | 51 | 2.0K | 111 | 146 |
| 121 | Geriatrics | 116 | 1.9K | 388 | 599 |
| 122 | Mental illness | 61 | 1.9K | 372 | 617 |
| 123 | Digestive system diseases | 79 | 1.9K | 65 | 84 |
| 124 | Critical Care Medicine | 37 | 1.9K | 475 | 587 |
| 125 | Hormones | 64 | 1.9K | 144 | 256 |
| 126 | Obesity | 66 | 1.8K | 368 | 541 |
| 127 | Therapeutics | 36 | 1.8K | 502 | 450 |
| 128 | Food | 75 | 1.8K | 450 | 615 |
| 129 | Cytogenetics | 56 | 1.8K | 265 | 532 |
| 129 | Lipids | 73 | 1.8K | 100 | 260 |
| 131 | Diet | 79 | 1.8K | 324 | 627 |
| 132 | Host-parasite interactions | 20 | 1.8K | 492 | 471 |
| 133 | Parasitology | 90 | 1.8K | 288 | 401 |
| 134 | Clinical Pharmacology | 104 | 1.8K | 86 | 195 |
| 135 | Nervous system | 110 | 1.7K | 271 | 828 |
| 136 | Cell metabolism | 29 | 1.7K | 111 | 335 |
| 137 | Obstetrics | 134 | 1.7K | 316 | 581 |
| 138 | Psychopharmacology | 54 | 1.7K | 336 | 510 |
| 139 | Cardiovascular diseases | 152 | 1.7K | 69 | 290 |
| 140 | cell adhesion molecules | 70 | 1.7K | 6 | 16 |
| 141 | Gastrointestinal diseases | 112 | 1.7K | 7 | 22 |
| 142 | Pharmacognosy | 65 | 1.6K | 213 | 369 |
| 143 | gene mapping | 69 | 1.6K | 274 | 609 |
| 144 | Ophthalmology | 98 | 1.6K | 230 | 437 |
| 145 | Andrology | 111 | 1.6K | 9 | 53 |
| 146 | Developmental Biology | 53 | 1.6K | 516 | 805 |
| 147 | Chemical Engineering | 69 | 1.6K | 1151 | 1576 |
| 147 | Proteome | 48 | 1.6K | 161 | 286 |
| 149 | Clinical Biochemistry | 52 | 1.5K | 185 | 179 |
| 150 | fertility | 42 | 1.5K | 300 | 336 |
| 151 | Infertility | 41 | 1.5K | 299 | 322 |
| 151 | Allergy | 27 | 1.5K | 449 | 615 |
| 153 | Embryology | 64 | 1.5K | 301 | 610 |
| 153 | sanitation | 22 | 1.5K | 600 | 641 |
| 155 | Homeostasis | 12 | 1.5K | 217 | 383 |
| 155 | Optical materials | 40 | 1.5K | 759 | 830 |
| 157 | Vaccines | 79 | 1.4K | 226 | 441 |
| 158 | Medicinal plants | 52 | 1.4K | 161 | 276 |
| 159 | Medical Microbiology | 53 | 1.4K | 528 | 942 |
| 160 | drug evaluation | 69 | 1.4K | 56 | 91 |
| 161 | arthritis | 27 | 1.4K | 478 | 513 |
| 162 | Proteomics | 48 | 1.4K | 113 | 237 |
| 163 | gastrointestinal tract | 22 | 1.4K | 26 | 25 |
| 164 | Neurosurgery | 36 | 1.4K | 270 | 248 |
| 165 | Nanostructured Materials | 72 | 1.4K | 686 | 1052 |
| 166 | Clinical Immunology | 92 | 1.4K | 87 | 235 |
| 167 | Medical Technology | 112 | 1.4K | 41 | 229 |
| 168 | Respiration | 69 | 1.4K | 211 | 407 |
| 169 | Herbal medicine | 45 | 1.3K | 50 | 68 |
| 170 | histological techniques | 18 | 1.3K | 191 | 123 |
| 171 | Diagnosis | 100 | 1.3K | 9 | 17 |
| 172 | drug therapy | 72 | 1.3K | 455 | 739 |
| 173 | Bioinformatics | 60 | 1.3K | 330 | 701 |
| 174 | Parasitic Diseases | 58 | 1.3K | 333 | 539 |
| 175 | Biomarkers | 49 | 1.3K | 10 | 6 |
| 176 | Pediatrics | 106 | 1.2K | 389 | 1024 |
| 177 | Alternative Medicine | 106 | 1.2K | 101 | 234 |
| 178 | Chromosome mapping | 68 | 1.2K | 217 | 594 |
| 179 | genome | 52 | 1.2K | 254 | 765 |
| 180 | complementary therapies | 104 | 1.2K | 111 | 251 |
| 180 | Drug delivery systems | 59 | 1.2K | 133 | 416 |
| 182 | Engineering | 66 | 1.2K | 779 | 771 |
| 183 | biomedicine | 82 | 1.2K | 30 | 59 |
| 184 | Socioeconomic Factors | 47 | 1.2K | 60 | 82 |
| 185 | Orthopedics | 88 | 1.2K | 195 | 457 |
| 186 | Computational Biology | 64 | 1.2K | 449 | 922 |
| 187 | Chromatographic analysis | 97 | 1.2K | 121 | 269 |
| 188 | Genes | 63 | 1.2K | 83 | 155 |
| 189 | Pharmacy | 61 | 1.2K | 355 | 538 |
| 190 | drugs | 76 | 1.1K | 247 | 490 |
| 191 | Bacterial infections | 8 | 1.1K | 589 | 354 |
| 192 | Surgery | 44 | 1.1K | 597 | 1129 |
| 193 | Surface-Active Agents | 40 | 1.1K | 92 | 176 |
| 193 | Surface properties | 40 | 1.1K | 99 | 193 |
| 195 | Health Policy | 48 | 1.1K | 488 | 604 |
| 196 | Bioorganic chemistry | 72 | 1.1K | 488 | 976 |
| 197 | Sleep | 72 | 1.1K | 267 | 482 |
| 198 | Orthopedic Surgery | 77 | 1.1K | 48 | 161 |
| 199 | mycoses | 6 | 1.1K | 705 | 336 |
| 200 | Neurons | 6 | 1.1K | 633 | 686 |
| 201 | Bones | 36 | 1.1K | 211 | 287 |
| 202 | infection | 41 | 1.1K | 373 | 595 |
| 203 | pain | 42 | 1.1K | 295 | 509 |
| 203 | Psychophysiology | 29 | 1.1K | 1188 | 1251 |
| 205 | Sleep Disorders | 70 | 1.1K | 272 | 491 |
| 206 | Evidence-Based Medicine | 92 | 1.0K | 60 | 129 |
| 207 | Developmental Immunology | 72 | 1.0K | 20 | 100 |
| 208 | DNA | 48 | 1.0K | 14 | 30 |
| 208 | Europe | 48 | 1.0K | 828 | 844 |
| 210 | gene therapy | 47 | 1.0K | 166 | 392 |
| 211 | DNS | 47 | 1.0K | 15 | 48 |
| 212 | Antioxidants | 23 | 1.0K | 127 | 272 |
| 213 | Parasites | 49 | 1.0K | 217 | 340 |
| 214 | disease susceptibility | 82 | 1.0K | 2 | 5 |
| 214 | symptoms | 82 | 1.0K | 2 | 5 |
| 216 | Chromatography | 72 | 999 | 136 | 267 |
| 217 | Immune system | 36 | 996 | 225 | 725 |
| 218 | Hemodynamics | 21 | 991 | 215 | 262 |
| 219 | Electrochemistry | 41 | 983 | 1401 | 1340 |
| 219 | Chemical analysis | 49 | 983 | 117 | 188 |
| 221 | Immunopathology | 51 | 973 | 262 | 473 |
| 222 | Electrophoresis | 67 | 963 | 160 | 372 |
| 223 | Nanoparticles | 38 | 955 | 381 | 570 |
| 224 | Neuropharmacology | 26 | 952 | 67 | 89 |
| 225 | viruses | 30 | 944 | 546 | 810 |
| 226 | Genetic regulation | 38 | 941 | 205 | 553 |
| 227 | Industrial Microbiology | 30 | 905 | 469 | 708 |
| 228 | Carbon | 8 | 903 | 957 | 547 |
| 229 | health services accessibility | 35 | 895 | 168 | 158 |
| 230 | System analysis | 19 | 887 | 995 | 566 |
| 231 | Histochemistry | 66 | 882 | 86 | 203 |
| 232 | Agricultural Chemistry | 36 | 873 | 643 | 800 |
| 232 | Virulence | 24 | 873 | 399 | 701 |
| 234 | Leukemia | 28 | 868 | 501 | 613 |
| 235 | Anatomy | 39 | 864 | 550 | 803 |
| 236 | Image Processing | 27 | 854 | 554 | 622 |
| 237 | miniaturization | 22 | 850 | 698 | 901 |
| 238 | Organic Chemistry | 46 | 836 | 1011 | 1285 |
| 239 | Immunochemistry | 52 | 829 | 90 | 200 |
| 240 | Medical innovations | 24 | 825 | 247 | 698 |
| 241 | Spectrum analysis | 52 | 792 | 1378 | 1944 |
| 242 | biological factors | 30 | 760 | 467 | 586 |
| 243 | Nuclear Medicine | 35 | 757 | 274 | 395 |
| 243 | Drug design | 61 | 757 | 128 | 547 |
| 245 | Nitric oxide | 6 | 748 | 206 | 20 |
| 246 | ovary | 49 | 744 | 4 | 9 |
| 247 | Computer Vision | 22 | 742 | 338 | 476 |
| 248 | Dermatology | 64 | 737 | 348 | 751 |
| 249 | preimplantation genetic diagnosis | 35 | 735 | 33 | 51 |
| 249 | embryo transfer | 35 | 735 | 39 | 62 |
| 251 | Molecular Genetics | 71 | 722 | 286 | 980 |
| 252 | Gene expression regulation | 33 | 719 | 182 | 468 |
| 252 | Cytokine | 8 | 719 | 191 | 132 |
| 254 | Microelectronics | 14 | 716 | 1000 | 864 |
| 255 | Egypt | 14 | 703 | 116 | 62 |
| 256 | Health | 32 | 683 | 667 | 830 |
| 257 | Respiratory system | 32 | 677 | 76 | 170 |
| 257 | Quality of life | 20 | 677 | 471 | 545 |
| 259 | Rheumatology | 32 | 676 | 333 | 648 |
| 260 | Information Systems | 12 | 675 | 667 | 367 |
| 261 | Asia | 51 | 666 | 411 | 543 |
| 262 | rehabilitation | 24 | 663 | 783 | 849 |
| 263 | Neurotoxicology | 21 | 662 | 92 | 134 |
| 264 | drug development | 22 | 652 | 264 | 766 |
| 265 | Polymers | 49 | 637 | 1525 | 2135 |
| 266 | Medical Laboratory Science | 33 | 629 | 515 | 953 |
| 267 | drug toxicity | 24 | 625 | 25 | 56 |
| 268 | Reproductive health | 28 | 622 | 162 | 226 |
| 269 | disease vectors | 31 | 613 | 175 | 296 |
| 270 | Molecular Pharmacology | 30 | 612 | 130 | 348 |
| 271 | cardiac catheterization | 35 | 603 | 184 | 230 |
| 272 | Thrombosis | 28 | 599 | 348 | 544 |
| 273 | Drug targeting | 18 | 597 | 34 | 56 |
| 274 | Molecular evolution | 59 | 590 | 223 | 834 |
| 275 | Mathematics | 94 | 588 | 1466 | 2019 |
| 276 | Immunogenetics | 22 | 584 | 198 | 255 |
| 277 | Sarcopenia | 12 | 573 | 104 | 169 |
| 277 | Muscles | 12 | 573 | 472 | 428 |
| 279 | Information Technology | 37 | 566 | 464 | 702 |
| 280 | Microbial Biotechnology | 5 | 559 | 798 | 228 |
| 281 | food technology | 29 | 557 | 788 | 1195 |
| 282 | Kidney diseases | 32 | 556 | 218 | 414 |
| 283 | Educational Technology | 35 | 555 | 247 | 423 |
| 284 | Radiobiology | 73 | 553 | 388 | 840 |
| 285 | Molecular Imaging | 24 | 552 | 218 | 367 |
| 286 | Growth | 19 | 549 | 568 | 896 |
| 287 | Medical Physics | 32 | 548 | 583 | 778 |
| 288 | Phytotherapy | 25 | 543 | 136 | 223 |
| 289 | Electrophysiology | 62 | 542 | 126 | 351 |
| 290 | Radiology | 37 | 535 | 404 | 533 |
| 290 | Mutagenesis | 21 | 535 | 54 | 76 |
| 292 | Growth factors | 8 | 531 | 106 | 146 |
| 293 | Pharmaceutical Technology | 25 | 525 | 448 | 659 |
| 294 | Child | 30 | 519 | 872 | 1089 |
| 295 | Chemotherapy | 25 | 518 | 493 | 695 |
| 295 | Cell division | 30 | 518 | 57 | 152 |
| 297 | Systems Biology | 41 | 517 | 260 | 624 |
| 298 | Psychology | 36 | 513 | 1682 | 2516 |
| 298 | Chromosomes | 23 | 513 | 264 | 484 |
| 300 | vascular diseases | 18 | 507 | 271 | 438 |
| 301 | toxicity testing | 42 | 505 | 56 | 211 |
| 302 | dietary supplements | 35 | 494 | 60 | 237 |
| 302 | Tropical Medicine | 37 | 494 | 378 | 641 |
| 304 | Multimedia Systems | 24 | 493 | 416 | 332 |
| 305 | occupational diseases | 14 | 482 | 415 | 404 |
| 305 | Reproductive toxicology | 21 | 482 | 97 | 176 |
| 307 | X-rays | 46 | 480 | 43 | 122 |
| 308 | Electrochemical Analysis | 13 | 477 | 789 | 598 |
| 309 | Health Services Research | 37 | 474 | 386 | 731 |
| 310 | Geriatric Oncology | 14 | 471 | 223 | 244 |
| 311 | poverty | 18 | 470 | 59 | 83 |
| 311 | healthcare disparities | 18 | 470 | 138 | 121 |
| 311 | Diagnostic microbiology | 7 | 470 | 1148 | 1152 |
| 314 | Transplantation | 38 | 469 | 371 | 866 |
| 315 | Biopharmaceutics | 18 | 467 | 394 | 504 |
| 316 | United Kingdom | 11 | 466 | 1005 | 988 |
| 317 | Autoimmune diseases | 16 | 464 | 207 | 309 |
| 318 | Oral Medicine | 34 | 460 | 67 | 96 |
| 318 | Autoantibodies | 15 | 460 | 197 | 277 |
| 318 | Autoimmunity | 15 | 460 | 314 | 480 |
| 321 | Cross-Cultural Studies | 22 | 453 | 85 | 137 |
| 321 | cross-cultural comparison | 22 | 453 | 67 | 83 |
| 323 | Public Policy | 16 | 451 | 746 | 788 |
| 324 | Spine | 23 | 450 | 239 | 445 |
| 324 | Pregnancy | 57 | 450 | 63 | 301 |
| 326 | Infections | 14 | 449 | 595 | 876 |
| 327 | anesthesia | 65 | 446 | 16 | 41 |
| 328 | Behavior | 29 | 433 | 1172 | 2224 |
| 329 | Primary health care | 26 | 429 | 549 | 734 |
| 330 | Alzheimer's disease | 17 | 424 | 799 | 668 |
| 331 | brain mapping | 13 | 421 | 331 | 481 |
| 332 | Asthma | 19 | 418 | 173 | 209 |
| 333 | Food Microbiology | 15 | 416 | 552 | 812 |
| 334 | Analytical Biochemistry | 45 | 405 | 249 | 864 |
| 335 | enzymes | 6 | 403 | 1321 | 872 |
| 336 | Parenteral nutrition | 23 | 400 | 355 | 723 |
| 337 | primary prevention | 4 | 398 | 425 | 131 |
| 338 | Neuropsychiatry | 12 | 397 | 488 | 500 |
| 339 | Environmental Microbiology | 14 | 389 | 632 | 1026 |
| 339 | Membranes | 27 | 389 | 594 | 1257 |
| 341 | Bone diseases | 10 | 386 | 205 | 378 |
| 342 | Autism | 11 | 384 | 375 | 429 |
| 343 | Radiography | 10 | 379 | 419 | 391 |
| 344 | Microorganisms | 11 | 377 | 666 | 951 |
| 345 | Gene expression | 21 | 372 | 47 | 131 |
| 346 | DNA polymerases | 1 | 370 | 1011 | 606 |
| 347 | Catalysis | 21 | 365 | 1840 | 2528 |
| 348 | Bioenergetics | 25 | 363 | 217 | 504 |
| 349 | Emerging infectious diseases | 21 | 361 | 39 | 106 |
| 350 | Enteral nutrition | 19 | 357 | 300 | 619 |
| 351 | Pancreatic diseases | 82 | 346 | 30 | 142 |
| 352 | Laser therapy | 26 | 345 | 56 | 75 |
| 353 | Energy metabolism | 23 | 344 | 200 | 439 |
| 354 | Hematopoietic stem cell transplantation | 14 | 333 | 106 | 259 |
| 354 | Child Development | 10 | 333 | 1319 | 1305 |
| 354 | medical education | 27 | 333 | 604 | 918 |
| 357 | rare diseases | 21 | 331 | 152 | 383 |
| 358 | cloning | 12 | 322 | 315 | 692 |
| 359 | Hemostasis | 16 | 318 | 352 | 421 |
| 360 | Schizophrenia | 14 | 312 | 597 | 851 |
| 361 | Physical Therapy | 11 | 306 | 796 | 961 |
| 361 | Artificial Intelligence | 20 | 306 | 1695 | 2170 |
| 361 | Histocompatibility Testing | 12 | 306 | 263 | 215 |
| 364 | disease outbreaks | 7 | 302 | 377 | 369 |
| 364 | Epidemics | 7 | 302 | 358 | 368 |
| 366 | Cell survival | 12 | 299 | 37 | 90 |
| 366 | molecular chaperones | 12 | 299 | 47 | 91 |
| 368 | Information Science | 11 | 294 | 1446 | 1532 |
| 369 | soil microbiology | 5 | 292 | 1336 | 1364 |
| 370 | Neural circuitry | 10 | 290 | 1154 | 1232 |
| 371 | mutation | 11 | 288 | 279 | 483 |
| 372 | Ethnology | 13 | 287 | 735 | 558 |
| 373 | Apoptosis | 10 | 284 | 71 | 110 |
| 373 | neurotoxins | 10 | 284 | 71 | 110 |
| 373 | Neurotoxic agents | 10 | 284 | 71 | 110 |
| 373 | Nerve regeneration | 10 | 284 | 71 | 110 |
| 377 | Composite Materials | 14 | 283 | 1451 | 2027 |
| 377 | natural products | 21 | 283 | 608 | 914 |
| 377 | Genetic markers | 20 | 283 | 12 | 46 |
| 377 | RNA | 13 | 283 | 219 | 433 |
| 381 | Antibacterial agents | 10 | 282 | 346 | 467 |
| 382 | Biological Systems | 7 | 280 | 432 | 300 |
| 383 | human behavior | 12 | 278 | 1417 | 2288 |
| 384 | Genetic testing | 23 | 276 | 25 | 45 |
| 385 | software | 19 | 274 | 198 | 598 |
| 386 | Radiation Oncology | 19 | 270 | 70 | 196 |
| 387 | Health promotion | 10 | 263 | 936 | 1026 |
| 387 | vitamin C | 9 | 263 | 150 | 279 |
| 387 | vitamin E | 9 | 263 | 150 | 279 |
| 390 | Biomechanics | 28 | 259 | 387 | 978 |
| 390 | Sexual health | 18 | 259 | 268 | 408 |
| 392 | polymerization | 24 | 258 | 1884 | 2636 |
| 393 | Decision making | 17 | 250 | 546 | 882 |
| 394 | Hippocampus | 6 | 248 | 221 | 287 |
| 394 | health planning | 12 | 248 | 1148 | 1177 |
| 396 | drug resistance | 19 | 242 | 120 | 448 |
| 397 | Forensic Genetics | 8 | 240 | 149 | 183 |
| 397 | Contraception | 6 | 240 | 481 | 402 |
| 397 | Synaptic Transmission | 12 | 240 | 200 | 351 |
| 397 | Developmental Neurobiology | 12 | 240 | 184 | 273 |
| 401 | Metabolic syndrome | 25 | 239 | 16 | 60 |
| 402 | Tissue Engineering | 24 | 238 | 38 | 193 |
| 403 | Randomized Controlled Trials | 25 | 237 | 306 | 575 |
| 404 | Interferons | 5 | 236 | 226 | 140 |
| 404 | Astrocytes | 8 | 236 | 315 | 556 |
| 406 | Neuroplasticity | 19 | 231 | 32 | 162 |
| 407 | Informatics | 10 | 229 | 446 | 622 |
| 408 | Developmental Genetics | 4 | 228 | 608 | 739 |
| 409 | neuronal plasticity | 18 | 226 | 23 | 150 |
| 410 | Green Chemistry | 7 | 225 | 1334 | 1626 |
| 410 | Biochemical Genetics | 25 | 225 | 39 | 99 |
| 412 | Bacteriology | 8 | 224 | 1508 | 1983 |
| 413 | Occupational Health | 5 | 222 | 1079 | 610 |
| 413 | Systems Analysis | 9 | 222 | 634 | 558 |
| 413 | Radioisotopes | 14 | 222 | 572 | 579 |
| 416 | Pharmacokinetics | 19 | 221 | 251 | 655 |
| 416 | pharmaceutical industry | 4 | 221 | 579 | 254 |
| 418 | Optics | 25 | 220 | 2258 | 2805 |
| 419 | risk factors | 9 | 219 | 464 | 579 |
| 419 | Steroids | 13 | 219 | 523 | 774 |
| 421 | liver | 10 | 217 | 127 | 152 |
| 422 | Emergency Medicine | 56 | 215 | 303 | 1045 |
| 423 | Physical organic chemistry | 13 | 213 | 703 | 916 |
| 424 | Pesticides | 8 | 212 | 387 | 335 |
| 424 | Thorax | 1 | 212 | 1080 | 466 |
| 426 | venom | 9 | 209 | 470 | 519 |
| 426 | Toxins | 9 | 209 | 522 | 579 |
| 428 | Gerontology | 27 | 208 | 678 | 1285 |
| 428 | peptides | 22 | 208 | 176 | 412 |
| 430 | Nursing | 26 | 206 | 563 | 997 |
| 431 | Magnetic Resonance Imaging | 20 | 202 | 157 | 366 |
| 431 | transport vesicles | 5 | 202 | 158 | 504 |
| 433 | Nanochemistry | 19 | 200 | 299 | 668 |
| 433 | Developmental Disabilities | 6 | 200 | 813 | 910 |
| 433 | Dementia | 12 | 200 | 957 | 911 |
| 436 | Cardiovascular Pharmacology | 17 | 198 | 46 | 153 |
| 436 | Medical Ethics | 7 | 198 | 818 | 585 |
| 436 | Adolescent | 15 | 198 | 1103 | 1615 |
| 439 | Geriatric Psychiatry | 17 | 196 | 458 | 923 |
| 440 | Immunotoxicology | 13 | 195 | 54 | 89 |
| 440 | Cognition | 7 | 195 | 1328 | 1428 |
| 442 | Computer Science | 11 | 194 | 1199 | 1102 |
| 443 | Developing countries | 11 | 193 | 1365 | 1736 |
| 444 | epilepsy | 19 | 192 | 347 | 762 |
| 445 | Entomology | 9 | 191 | 1753 | 1495 |
| 446 | Molecular Spectroscopy | 15 | 187 | 818 | 1295 |
| 447 | Molecular structure | 16 | 186 | 1216 | 2018 |
| 448 | Evolutionary Genetics | 16 | 184 | 138 | 474 |
| 448 | Molecular Epidemiology | 16 | 184 | 138 | 474 |
| 448 | Environmental Chemistry | 2 | 184 | 3187 | 2195 |
| 448 | Water pollution | 8 | 184 | 2030 | 2666 |
| 452 | Androgens | 10 | 183 | 94 | 226 |
| 453 | Ion channels | 7 | 181 | 23 | 26 |
| 454 | biopolymers | 9 | 178 | 788 | 1004 |
| 455 | Telecommunication | 3 | 177 | 2740 | 1279 |
| 456 | Nephrology | 4 | 176 | 659 | 718 |
| 456 | pain management | 8 | 176 | 416 | 506 |
| 458 | Microbial Ecology | 14 | 175 | 1279 | 2732 |
| 458 | Cardiac electrophysiology | 10 | 175 | 114 | 251 |
| 458 | arrhythmia | 10 | 175 | 114 | 251 |
| 461 | Audiology | 10 | 174 | 527 | 686 |
| 461 | Parkinson's disease | 12 | 174 | 61 | 180 |
| 463 | Pediatric Neurology | 5 | 173 | 1065 | 1609 |
| 463 | Respiratory Infections | 5 | 173 | 312 | 255 |
| 463 | Influenza | 5 | 173 | 216 | 192 |
| 466 | Hypertension in pregnancy | 8 | 172 | 163 | 68 |
| 466 | viral genetics | 1 | 172 | 664 | 644 |
| 468 | Signal Processing | 21 | 169 | 691 | 1340 |
| 469 | Electronics | 5 | 167 | 3474 | 2426 |
| 469 | behavioral medicine | 8 | 167 | 914 | 1470 |
| 471 | Magnetic Materials | 5 | 166 | 1336 | 1230 |
| 471 | Peroxisomes | 9 | 166 | 7 | 46 |
| 473 | Screening | 9 | 160 | 66 | 109 |
| 474 | Health Education | 7 | 158 | 1538 | 1558 |
| 474 | United States | 13 | 158 | 3321 | 4451 |
| 476 | amino acids | 8 | 155 | 293 | 539 |
| 477 | Environmental Management | 5 | 154 | 2744 | 3205 |
| 477 | Substance Abuse | 6 | 154 | 1280 | 1292 |
| 479 | Pharmacogenomics | 7 | 153 | 143 | 304 |
| 480 | Technological Innovations | 4 | 151 | 987 | 810 |
| 480 | Insects | 6 | 151 | 1284 | 1133 |
| 482 | Psychosomatic Medicine | 7 | 150 | 634 | 919 |
| 482 | Insect biochemistry | 5 | 150 | 360 | 458 |
| 484 | particles | 8 | 149 | 548 | 711 |
| 485 | Sustainable Engineering | 5 | 147 | 1457 | 1635 |
| 486 | Antigens | 9 | 145 | 611 | 919 |
| 487 | Happiness | 1 | 144 | 944 | 341 |
| 487 | heredity | 12 | 144 | 295 | 551 |
| 489 | Animal Behavior | 4 | 140 | 2040 | 2197 |
| 490 | Genetic epidemiology | 4 | 139 | 293 | 307 |
| 490 | Entropy | 7 | 139 | 669 | 607 |
| 492 | locomotion | 2 | 137 | 1056 | 647 |
| 492 | posture | 2 | 137 | 1056 | 647 |
| 492 | gait | 2 | 137 | 1056 | 647 |
| 492 | walking | 2 | 137 | 1056 | 647 |
| 496 | Jurisprudence | 7 | 136 | 706 | 679 |
| 497 | Zeolites | 5 | 135 | 789 | 1025 |
| 498 | Marine Biology | 5 | 133 | 2441 | 2546 |
| 499 | Liposomes | 3 | 131 | 641 | 513 |
| 499 | Multiple sclerosis | 6 | 131 | 474 | 382 |
| 501 | preventive medicine | 8 | 130 | 996 | 1604 |
| 502 | Cerebral cortex | 15 | 128 | 446 | 1171 |
| 503 | Women's health | 16 | 125 | 510 | 1237 |
| 504 | Cerebellum | 4 | 122 | 262 | 317 |
| 504 | Cerebellar ataxia | 4 | 122 | 262 | 317 |
| 506 | tomography | 24 | 121 | 74 | 321 |
| 507 | Allergies | 6 | 119 | 62 | 123 |
| 508 | Genetic Research | 9 | 118 | 42 | 147 |
| 508 | prostaglandins | 6 | 118 | 382 | 487 |
| 508 | Birth control | 3 | 118 | 535 | 491 |
| 511 | Biomolecules | 7 | 117 | 257 | 631 |
| 512 | Anti-inflammatory agents | 8 | 116 | 90 | 203 |
| 512 | Neurotransmitters | 5 | 116 | 521 | 489 |
| 514 | Bipolar Disorder | 5 | 113 | 331 | 495 |
| 515 | transgenic organisms | 2 | 111 | 404 | 332 |
| 515 | Plant genetic engineering | 2 | 111 | 1351 | 1186 |
| 515 | transgenic animals | 2 | 111 | 381 | 318 |
| 515 | Transgenic plants | 2 | 111 | 732 | 629 |
| 515 | Biodiversity | 9 | 111 | 1573 | 2529 |
| 520 | Heart Failure | 4 | 110 | 470 | 658 |
| 520 | gene transfer | 19 | 110 | 26 | 304 |
| 520 | genetic transformation | 19 | 110 | 26 | 304 |
| 523 | Oral Pathology | 3 | 108 | 80 | 88 |
| 524 | health behavior | 8 | 107 | 673 | 1106 |
| 524 | Aerosols | 1 | 107 | 1179 | 572 |
| 524 | Japan | 6 | 107 | 1852 | 1693 |
| 524 | aerosol | 1 | 107 | 824 | 402 |
| 528 | Cheminformatics | 4 | 106 | 322 | 533 |
| 529 | Molecular Microbiology | 8 | 105 | 621 | 1416 |
| 529 | Cell surface receptors | 10 | 105 | 19 | 71 |
| 529 | Bacterial diseases | 8 | 105 | 67 | 311 |
| 532 | Functional Genomics | 2 | 103 | 461 | 513 |
| 532 | Lymphoma | 13 | 103 | 404 | 323 |
| 532 | Multiple Myeloma | 13 | 103 | 398 | 304 |
| 535 | Erectile dysfunction | 8 | 102 | 120 | 243 |
| 535 | pigments | 3 | 102 | 955 | 835 |
| 537 | Functional foods | 20 | 100 | 48 | 416 |
| 537 | Ethology | 2 | 100 | 2175 | 2149 |
| 539 | Menopause | 4 | 97 | 292 | 336 |
| 540 | Water | 4 | 96 | 2609 | 3391 |
| 540 | Radiation | 18 | 96 | 999 | 2180 |
| 542 | Longevity | 12 | 95 | 35 | 235 |
| 543 | Food additives | 13 | 93 | 550 | 1543 |
| 543 | Trace elements | 2 | 93 | 423 | 413 |
| 545 | Photochemistry | 6 | 90 | 1531 | 2082 |
| 545 | Solid State Chemistry | 8 | 90 | 1922 | 2448 |
| 545 | Marine Pollution | 3 | 90 | 1430 | 1650 |
| 545 | Photobiology | 6 | 90 | 1119 | 1595 |
| 545 | Osteoporosis | 8 | 90 | 164 | 407 |
| 550 | Clinical Laboratory Science | 11 | 89 | 91 | 226 |
| 550 | Plant diseases | 3 | 89 | 2318 | 2033 |
| 552 | Melanoma | 2 | 88 | 356 | 352 |
| 553 | Mental Health | 7 | 86 | 1278 | 1829 |
| 553 | Ultrasonics | 7 | 86 | 710 | 1513 |
| 553 | Solitons | 2 | 86 | 1488 | 1090 |
| 553 | Fractals | 2 | 86 | 1719 | 1192 |
| 553 | Chaos | 2 | 86 | 1488 | 1090 |
| 553 | Pakistan | 14 | 86 | 146 | 141 |
| 559 | Well-being | 1 | 85 | 338 | 134 |
| 560 | Attention | 6 | 83 | 1728 | 2481 |
| 561 | Dentistry | 9 | 82 | 477 | 652 |
| 561 | Lipid metabolism | 5 | 82 | 333 | 718 |
| 561 | Lipid | 5 | 82 | 334 | 722 |
| 561 | Brain damage | 6 | 82 | 321 | 596 |
| 565 | Mechanical Engineering | 6 | 81 | 2200 | 2113 |
| 565 | Neonatology | 2 | 81 | 1046 | 813 |
| 567 | Clinical Psychology | 4 | 80 | 1587 | 2184 |
| 567 | catalytic activity | 3 | 80 | 732 | 840 |
| 569 | Adolescent Medicine | 2 | 79 | 1003 | 1285 |
| 570 | Integrative Medicine | 13 | 78 | 98 | 197 |
| 571 | Ecological Engineering | 2 | 77 | 953 | 1081 |
| 571 | Music | 3 | 77 | 1126 | 751 |
| 571 | voice | 3 | 77 | 603 | 542 |
| 571 | Biodegradation | 4 | 77 | 695 | 1094 |
| 571 | Water Microbiology | 4 | 77 | 400 | 649 |
| 571 | human development | 4 | 77 | 765 | 1049 |
| 571 | Fouling | 4 | 77 | 195 | 402 |
| 578 | Statistics | 9 | 76 | 1969 | 2615 |
| 579 | Bioethics | 1 | 75 | 1908 | 883 |
| 579 | hygiene | 4 | 75 | 502 | 707 |
| 581 | Electrical Engineering | 2 | 74 | 4809 | 2666 |
| 581 | Computer Engineering | 2 | 74 | 1242 | 789 |
| 583 | Zoology | 2 | 73 | 3705 | 2740 |
| 584 | Regeneration | 5 | 72 | 32 | 50 |
| 585 | Pediatric Dermatology | 5 | 69 | 414 | 495 |
| 585 | Emergency Medical Services | 9 | 69 | 456 | 1006 |
| 585 | Pediatric Endocrinology | 7 | 69 | 190 | 285 |
| 585 | Regenerative Medicine | 6 | 69 | 71 | 130 |
| 585 | Enzyme inhibitors | 6 | 69 | 219 | 452 |
| 585 | Computational Intelligence | 12 | 69 | 313 | 902 |
| 585 | DNA methylation | 3 | 69 | 340 | 623 |
| 585 | Africa | 7 | 69 | 1231 | 1461 |
| 593 | Metabolic disorders in children | 6 | 68 | 186 | 231 |
| 594 | Dietetics | 3 | 67 | 1082 | 942 |
| 594 | Nonlinear functional analysis | 1 | 67 | 1886 | 1167 |
| 594 | Behavioral research | 9 | 67 | 181 | 451 |
| 594 | Cognitive neuroscience | 3 | 67 | 1128 | 1476 |
| 598 | Vaccination | 7 | 66 | 117 | 449 |
| 598 | Fluorescence spectroscopy | 6 | 66 | 182 | 380 |
| 600 | Artificial Organs | 8 | 65 | 486 | 784 |
| 600 | Biofilms | 4 | 65 | 96 | 348 |
| 600 | energy development | 4 | 65 | 793 | 1354 |
| 603 | Detectors | 5 | 64 | 784 | 851 |
| 604 | Analytical Toxicology | 1 | 63 | 550 | 347 |
| 604 | Child psychology | 2 | 63 | 2246 | 2294 |
| 604 | Mitochondria | 5 | 63 | 245 | 561 |
| 607 | Developmental Psychology | 3 | 62 | 1196 | 1483 |
| 607 | Social Psychology | 6 | 62 | 1752 | 2854 |
| 607 | embryonic development | 6 | 62 | 317 | 694 |
| 610 | Soft Condensed Matter | 2 | 61 | 1501 | 1501 |
| 610 | visualization | 35 | 61 | 341 | 1156 |
| 610 | glycoproteins | 3 | 61 | 594 | 848 |
| 610 | Pacific Islands | 6 | 61 | 187 | 288 |
| 610 | Glycoconjugates | 3 | 61 | 594 | 848 |
| 610 | ecosystem | 3 | 61 | 1644 | 2265 |
| 610 | computer networks | 9 | 61 | 1601 | 2694 |
| 610 | glycolipids | 3 | 61 | 594 | 848 |
| 618 | Botany | 2 | 60 | 5080 | 5069 |
| 618 | Neuroanatomy | 4 | 60 | 173 | 393 |
| 618 | Granular materials | 1 | 60 | 1207 | 880 |
| 618 | chronic disease | 1 | 60 | 832 | 556 |
| 622 | Infection control | 7 | 59 | 476 | 1187 |
| 623 | Genetic Toxicology | 2 | 58 | 729 | 1002 |
| 623 | Psychiatric Nursing | 5 | 58 | 575 | 837 |
| 623 | Quality Control | 4 | 58 | 1931 | 2536 |
| 623 | food handling | 4 | 58 | 880 | 1586 |
| 623 | food industry | 8 | 58 | 306 | 808 |
| 628 | Sports Medicine | 10 | 57 | 1810 | 3003 |
| 628 | Travel | 4 | 57 | 941 | 1150 |
| 628 | Technology | 12 | 57 | 2719 | 5388 |
| 628 | men | 5 | 57 | 175 | 388 |
| 632 | Neurovirology | 3 | 56 | 286 | 438 |
| 632 | Nuclear Chemistry | 11 | 56 | 638 | 1145 |
| 632 | Radiochemistry | 11 | 56 | 590 | 1025 |
| 632 | Hemophilia | 5 | 56 | 470 | 665 |
| 632 | breastfeeding | 5 | 56 | 447 | 814 |
| 632 | Vision | 3 | 56 | 797 | 1127 |
| 632 | Microscopy | 5 | 56 | 1604 | 1970 |
| 639 | Combinatorial chemistry | 11 | 55 | 409 | 1573 |
| 639 | Visual Perception | 5 | 55 | 1859 | 2840 |
| 639 | Memory | 5 | 55 | 1988 | 3140 |
| 639 | Perception | 5 | 55 | 2022 | 3065 |
| 639 | eugenics | 4 | 55 | 613 | 924 |
| 644 | General Surgery | 4 | 54 | 808 | 971 |
| 644 | Photonics | 6 | 54 | 1443 | 2479 |
| 644 | Microbial Genetics | 1 | 54 | 780 | 588 |
| 644 | phytopathogenic bacteria | 1 | 54 | 532 | 523 |
| 644 | protein | 6 | 54 | 1123 | 1880 |
| 644 | plant molecular biology | 1 | 54 | 2662 | 2675 |
| 650 | Respiratory Therapy | 1 | 53 | 128 | 67 |
| 650 | Freeze-Drying | 4 | 53 | 512 | 646 |
| 650 | Hypothermia | 4 | 53 | 512 | 646 |
| 650 | Freeze Drying | 4 | 53 | 512 | 646 |
| 650 | Mycology | 9 | 53 | 1158 | 2346 |
| 650 | gases | 1 | 53 | 128 | 67 |
| 650 | vitamins | 2 | 53 | 213 | 355 |
| 657 | Palliative Care | 5 | 52 | 887 | 1305 |
| 657 | Depression | 3 | 52 | 411 | 930 |
| 657 | hospice care | 5 | 52 | 519 | 807 |
| 657 | Anxiety Disorders | 3 | 52 | 634 | 1186 |
| 657 | Anxiety | 3 | 52 | 631 | 1178 |
| 657 | investigative techniques | 1 | 52 | 354 | 309 |
| 663 | Pediatric Rheumatology | 6 | 50 | 184 | 371 |
| 663 | Health insurance | 10 | 50 | 221 | 773 |
| 663 | Heterocyclic compounds | 10 | 50 | 583 | 1062 |
| 666 | Bibliometrics | 3 | 49 | 149 | 279 |
| 666 | Computational Complexity | 3 | 49 | 1239 | 1156 |
| 668 | Radiologic Technology | 5 | 48 | 99 | 162 |
| 668 | Interventional Radiology | 5 | 48 | 99 | 162 |
| 668 | blood transfusion | 9 | 48 | 544 | 1241 |
| 668 | Interventional Radiography | 5 | 48 | 99 | 162 |
| 668 | Endoscopic Surgery | 5 | 48 | 99 | 162 |
| 673 | Cognitive Science | 6 | 47 | 1190 | 2433 |
| 673 | Echocardiography | 2 | 47 | 151 | 160 |
| 673 | Statistical physics | 4 | 47 | 3711 | 4254 |
| 673 | Fluorescence | 7 | 47 | 238 | 571 |
| 677 | Otolaryngology | 5 | 46 | 588 | 983 |
| 677 | Hydrology | 1 | 46 | 4471 | 3466 |
| 677 | Engineering Mathematics | 6 | 46 | 2182 | 2731 |
| 677 | Sonochemistry | 2 | 46 | 866 | 1380 |
| 677 | mammals | 4 | 46 | 1131 | 1575 |
| 677 | lasers | 6 | 46 | 1664 | 2237 |
| 683 | Global Health | 8 | 45 | 685 | 1617 |
| 683 | Human-Computer Interaction | 5 | 45 | 1340 | 2201 |
| 685 | Geriatric Nursing | 11 | 44 | 154 | 585 |
| 685 | Ferroelectricity | 6 | 44 | 777 | 885 |
| 687 | Bioprinting | 3 | 43 | 43 | 111 |
| 687 | Formal Languages | 1 | 43 | 522 | 181 |
| 687 | Metals | 3 | 43 | 2726 | 3124 |
| 690 | Serology | 3 | 42 | 655 | 915 |
| 690 | Microcirculation | 6 | 42 | 333 | 940 |
| 690 | Mechanics | 13 | 42 | 627 | 1557 |
| 690 | Oligosaccharides | 2 | 42 | 369 | 549 |
| 690 | Coronary heart disease | 10 | 42 | 60 | 258 |
| 695 | Health Services Administration | 5 | 40 | 991 | 2019 |
| 695 | patents | 4 | 40 | 95 | 259 |
| 695 | Speech Disorders | 6 | 40 | 862 | 1610 |
| 695 | Ultrasound | 5 | 40 | 465 | 1017 |
| 699 | Ethics | 1 | 39 | 2108 | 1353 |
| 699 | Antiviral agents | 3 | 39 | 440 | 722 |
| 699 | Adipose tissue | 5 | 39 | 23 | 150 |
| 699 | Flow cytometry | 4 | 39 | 397 | 867 |
| 703 | Education | 5 | 38 | 3860 | 4628 |
| 703 | Long-Term Care | 3 | 38 | 693 | 1222 |
| 703 | Long-term care facilities | 3 | 38 | 686 | 1217 |
| 703 | immunoassay | 7 | 38 | 86 | 247 |
| 707 | Materials Engineering | 3 | 37 | 859 | 993 |
| 707 | Economic History | 3 | 37 | 4408 | 4137 |
| 707 | Community Psychology | 1 | 37 | 1165 | 1045 |
| 707 | Patient education | 4 | 37 | 646 | 1403 |
| 707 | Combinatorial optimization | 2 | 37 | 728 | 525 |
| 707 | Radiotherapy | 1 | 37 | 856 | 469 |
| 707 | counseling | 4 | 37 | 1433 | 2228 |
| 707 | Antibodies | 4 | 37 | 762 | 1324 |
| 707 | alcoholism | 3 | 37 | 1912 | 2731 |
| 707 | alcohol | 3 | 37 | 80 | 117 |
| 717 | Neurogenetics | 2 | 36 | 486 | 726 |
| 717 | Ceramic materials | 5 | 36 | 1173 | 2104 |
| 719 | air quality management | 1 | 35 | 1240 | 1246 |
| 719 | Metastasis | 1 | 35 | 501 | 742 |
| 719 | Probiotics | 2 | 35 | 286 | 451 |
| 719 | Electroconvulsive therapy | 1 | 35 | 252 | 198 |
| 719 | diseases | 1 | 35 | 831 | 1209 |
| 719 | Disease | 1 | 35 | 845 | 1244 |
| 725 | Hearing Aids | 1 | 34 | 477 | 340 |
| 726 | Marine Ecology | 1 | 33 | 1465 | 1297 |
| 726 | DNA repair | 2 | 33 | 469 | 711 |
| 726 | biological evolution | 1 | 33 | 3922 | 4166 |
| 729 | Clinical Trials | 9 | 32 | 313 | 1169 |
| 729 | Plant physiology | 1 | 32 | 3487 | 3695 |
| 731 | Occupational Therapy | 2 | 31 | 1635 | 1478 |
| 731 | Hearing | 5 | 31 | 635 | 1217 |
| 733 | Electron Microscopy | 1 | 30 | 890 | 764 |
| 733 | Pituitary gland | 2 | 30 | 338 | 523 |
| 733 | antibiotics | 1 | 30 | 854 | 861 |
| 736 | Mathematical Physics | 5 | 29 | 2883 | 3575 |
| 736 | Flexible electronics | 2 | 29 | 95 | 287 |
| 736 | Personality Disorders | 3 | 29 | 321 | 591 |
| 736 | Structure-activity relationship | 10 | 29 | 132 | 793 |
| 740 | Language Disorders | 5 | 28 | 773 | 1477 |
| 740 | Soil Science | 1 | 28 | 3275 | 3213 |
| 740 | management | 2 | 28 | 4700 | 5295 |
| 740 | planning | 2 | 28 | 1102 | 1313 |
| 744 | Physical Chemistry | 3 | 27 | 2728 | 3821 |
| 744 | Congenital heart disease | 2 | 27 | 143 | 79 |
| 744 | acupuncture | 8 | 27 | 115 | 234 |
| 744 | Ultrasonic Imaging | 2 | 27 | 795 | 1113 |
| 748 | Systems Engineering | 3 | 26 | 2580 | 3179 |
| 748 | Robotics | 4 | 26 | 1680 | 2710 |
| 748 | Ergonomics | 1 | 26 | 2128 | 1809 |
| 748 | Radiopharmaceuticals | 2 | 26 | 640 | 508 |
| 748 | older people | 11 | 26 | 1008 | 2561 |
| 748 | Porous materials | 2 | 26 | 1095 | 1267 |
| 748 | Foodborne diseases | 2 | 26 | 424 | 687 |
| 748 | Carbohydrates | 2 | 26 | 719 | 1119 |
| 748 | Social work | 4 | 26 | 1548 | 2353 |
| 757 | Medical Imaging | 1 | 25 | 749 | 725 |
| 757 | Climatology | 1 | 25 | 3199 | 3336 |
| 757 | Nutrition physiology | 3 | 25 | 947 | 1774 |
| 757 | industrial hygiene | 3 | 25 | 1467 | 1865 |
| 757 | bioclimatology | 1 | 25 | 1945 | 1958 |
| 757 | clay | 1 | 25 | 1530 | 1873 |
| 757 | Mitochondrial DNA | 3 | 25 | 232 | 250 |
| 757 | Blood vessels | 5 | 25 | 281 | 958 |
| 757 | Climate | 1 | 25 | 1348 | 1503 |
| 757 | weather | 1 | 25 | 1252 | 1426 |
| 757 | Australia | 4 | 25 | 2128 | 3421 |
| 768 | Endocrine glands | 2 | 24 | 443 | 1000 |
| 768 | Soviet Union | 1 | 24 | 1625 | 928 |
| 770 | Social Sciences | 7 | 23 | 3024 | 5339 |
| 770 | Sociology | 7 | 23 | 2420 | 5440 |
| 770 | Research Design | 4 | 23 | 1366 | 2854 |
| 770 | isomerism | 2 | 23 | 504 | 730 |
| 770 | ethanol | 1 | 23 | 1128 | 1195 |
| 770 | Chirality | 2 | 23 | 504 | 730 |
| 776 | Computer Graphics | 5 | 22 | 1489 | 2878 |
| 776 | Physical fitness | 2 | 22 | 1550 | 2076 |
| 776 | Hospitals | 2 | 22 | 1169 | 1668 |
| 779 | Lung Transplantation | 6 | 21 | 605 | 1114 |
| 779 | Bioinorganic chemistry | 2 | 21 | 2002 | 2745 |
| 779 | Heart transplantation | 6 | 21 | 605 | 1114 |
| 779 | Intelligent Control Systems | 3 | 21 | 1345 | 1752 |
| 779 | Speech | 3 | 21 | 1061 | 1829 |
| 779 | Fuzzy systems | 3 | 21 | 2001 | 2613 |
| 785 | Industrial Engineering | 1 | 20 | 3503 | 3571 |
| 785 | Social welfare | 3 | 20 | 683 | 1275 |
| 785 | Mental Health Services | 4 | 20 | 1420 | 2762 |
| 785 | Synapses | 1 | 20 | 624 | 783 |
| 785 | Evolution | 4 | 20 | 2070 | 4049 |
| 785 | biological monitoring | 1 | 20 | 1160 | 1480 |
| 785 | synthesis | 2 | 20 | 1545 | 1708 |
| 792 | Plant Genetics | 1 | 19 | 1314 | 1673 |
| 792 | speech therapy | 3 | 19 | 458 | 865 |
| 792 | Drug delivery devices | 3 | 19 | 170 | 723 |
| 792 | Traditional medicine | 2 | 19 | 469 | 852 |
| 792 | teratogenic agents | 3 | 19 | 242 | 632 |
| 792 | cell movement | 2 | 19 | 361 | 782 |
| 792 | Communication Disorders | 3 | 19 | 365 | 680 |
| 792 | Oligosaccharide | 1 | 19 | 722 | 1014 |
| 792 | Bacteria | 2 | 19 | 584 | 1188 |
| 792 | Minority Health | 6 | 19 | 17 | 178 |
| 792 | phenomics | 1 | 19 | 116 | 159 |
| 792 | Personality Assessment | 1 | 19 | 1056 | 1299 |
| 792 | biological agents | 4 | 19 | 648 | 742 |
| 805 | Automation | 2 | 18 | 2528 | 3269 |
| 805 | Nuclear Physics | 2 | 18 | 5033 | 5491 |
| 805 | Sustainable agriculture | 1 | 18 | 1584 | 1760 |
| 805 | Animal genetics | 2 | 18 | 859 | 1339 |
| 805 | calcification | 1 | 18 | 1171 | 1521 |
| 805 | internet | 4 | 18 | 1210 | 2399 |
| 805 | rejuvenation | 2 | 18 | 207 | 548 |
| 805 | Agriculture | 1 | 18 | 4499 | 4493 |
| 813 | Animal breeding | 3 | 17 | 898 | 1621 |
| 813 | Library Science | 2 | 17 | 1932 | 1780 |
| 815 | Mass Spectrometry | 5 | 16 | 1210 | 2680 |
| 815 | Cytoskeleton | 1 | 16 | 589 | 838 |
| 817 | Psycholinguistics | 2 | 15 | 1326 | 2008 |
| 817 | Neurolinguistics | 2 | 15 | 637 | 1122 |
| 817 | Forensic Pathology | 2 | 15 | 241 | 406 |
| 817 | Semiconductors | 2 | 15 | 2877 | 3639 |
| 817 | Imaging systems | 5 | 15 | 601 | 1532 |
| 822 | Internet of Things | 3 | 14 | 753 | 1492 |
| 822 | Numerical Analysis | 1 | 14 | 3905 | 3764 |
| 822 | Heterocyclic chemistry | 2 | 14 | 837 | 1071 |
| 822 | economic policy | 1 | 14 | 4522 | 4044 |
| 822 | drug abuse | 2 | 14 | 1036 | 1716 |
| 822 | mathematical concepts | 1 | 14 | 893 | 927 |
| 822 | Exercise | 3 | 14 | 1622 | 2680 |
| 822 | Breeding | 2 | 14 | 1794 | 2718 |
| 830 | Applied Mathematics | 2 | 13 | 1458 | 1367 |
| 830 | Telemedicine | 1 | 13 | 1058 | 1465 |
| 830 | Massage therapy | 6 | 13 | 46 | 38 |
| 830 | Sound | 3 | 13 | 1027 | 1467 |
| 830 | Radio | 3 | 13 | 1016 | 1449 |
| 830 | Endocrine system | 4 | 13 | 989 | 983 |
| 830 | mathematical analysis | 2 | 13 | 3076 | 3311 |
| 830 | Radio frequency | 3 | 13 | 392 | 809 |
| 838 | Brachytherapy | 1 | 12 | 684 | 586 |
| 838 | Animal welfare | 2 | 12 | 518 | 1000 |
| 838 | Luminescence | 2 | 12 | 1878 | 2717 |
| 838 | Social behavior | 1 | 12 | 2281 | 2815 |
| 838 | language | 1 | 12 | 1520 | 1689 |
| 843 | Data Mining | 7 | 11 | 1180 | 4411 |
| 843 | Dental Public Health | 1 | 11 | 402 | 526 |
| 843 | Forest Ecology | 1 | 11 | 1940 | 2595 |
| 843 | Waste management | 1 | 11 | 2716 | 3281 |
| 843 | Biogeochemistry | 1 | 11 | 2042 | 2806 |
| 843 | Measurement | 1 | 11 | 2501 | 3069 |
| 843 | Water Purification | 1 | 11 | 2184 | 2716 |
| 843 | Water quality management | 1 | 11 | 3474 | 4119 |
| 843 | Forest Management | 1 | 11 | 1907 | 2468 |
| 843 | Malaria | 2 | 11 | 1138 | 2116 |
| 843 | Communication | 1 | 11 | 3934 | 4192 |
| 843 | Social interaction | 1 | 11 | 639 | 855 |
| 843 | Philippines | 1 | 11 | 313 | 351 |
| 843 | Ireland | 1 | 11 | 455 | 359 |
| 857 | Economics | 2 | 10 | 5584 | 6607 |
| 857 | Community Psychiatry | 5 | 10 | 954 | 2962 |
| 857 | Marine Biotechnology | 1 | 10 | 545 | 925 |
| 857 | Mobile genetic elements | 1 | 10 | 232 | 439 |
| 857 | Preoperative Care | 2 | 10 | 138 | 353 |
| 857 | Nonlinear Dynamics | 1 | 10 | 3431 | 3983 |
| 857 | perioperative care | 2 | 10 | 136 | 351 |
| 857 | Organometallic chemistry | 2 | 10 | 2683 | 3735 |
| 857 | Eating Disorders | 2 | 10 | 1293 | 2226 |
| 857 | Feeding and Eating Disorders | 2 | 10 | 1237 | 2150 |
| 857 | Pharmacy management | 1 | 10 | 766 | 870 |
| 857 | Organometallic compounds | 1 | 10 | 2122 | 2583 |
| 857 | Aquaculture | 1 | 10 | 2585 | 3128 |
| 870 | Humanities | 4 | 9 | 1918 | 3578 |
| 870 | Teratology | 1 | 9 | 661 | 1012 |
| 870 | Radiation Protection | 3 | 9 | 911 | 1537 |
| 870 | Genetic translocation | 1 | 9 | 445 | 714 |
| 870 | motivation | 1 | 9 | 661 | 987 |
| 870 | Emotion | 1 | 9 | 431 | 688 |
| 870 | Biometrics | 4 | 9 | 1190 | 2555 |
| 870 | Arthropods | 1 | 9 | 601 | 845 |
| 870 | Enzyme | 1 | 9 | 1012 | 1591 |
| 870 | abnormalities | 1 | 9 | 429 | 699 |
| 870 | plasmids | 1 | 9 | 445 | 714 |
| 870 | Emotions | 1 | 9 | 1098 | 1559 |
| 882 | Systems Theory | 1 | 8 | 1451 | 1605 |
| 882 | Horticulture | 2 | 8 | 1159 | 1961 |
| 882 | Nondestructive testing | 1 | 8 | 1370 | 1738 |
| 882 | Plant Ecology | 2 | 8 | 2399 | 4040 |
| 882 | Plant Biotechnology | 2 | 8 | 1186 | 2121 |
| 882 | Control Theory | 1 | 8 | 2861 | 3183 |
| 882 | Veterinary Immunology | 1 | 8 | 783 | 1175 |
| 882 | Healing | 2 | 8 | 188 | 488 |
| 882 | Risk assessment | 2 | 8 | 955 | 1972 |
| 882 | Health risk communication | 2 | 8 | 108 | 335 |
| 882 | Environmental Geochemistry | 3 | 8 | 604 | 1875 |
| 882 | Holistic Health | 2 | 8 | 704 | 1474 |
| 882 | Adaptive control systems | 1 | 8 | 1145 | 1443 |
| 882 | bioluminescence | 1 | 8 | 820 | 1093 |
| 882 | Germany | 5 | 8 | 579 | 1350 |
| 882 | Health Risk Assessment | 2 | 8 | 730 | 1610 |
| 882 | Chemical industry | 1 | 8 | 2602 | 3064 |
| 882 | Minerals | 3 | 8 | 888 | 2321 |
| 882 | econometric models | 1 | 8 | 1171 | 1587 |
| 882 | phototherapy | 3 | 8 | 279 | 625 |
| 902 | Cybernetics | 1 | 7 | 2570 | 3279 |
| 902 | Mobile Computing | 3 | 7 | 1336 | 2588 |
| 902 | Pediatric Hematology | 1 | 7 | 905 | 1110 |
| 902 | Veterinary Pathology | 1 | 7 | 717 | 922 |
| 902 | Forensic Toxicology | 1 | 7 | 151 | 294 |
| 902 | emergency management | 2 | 7 | 1352 | 2802 |
| 902 | radiation monitoring | 2 | 7 | 1046 | 1570 |
| 902 | Synthetic biology | 1 | 7 | 685 | 1079 |
| 902 | Sports | 5 | 7 | 1952 | 4027 |
| 902 | Mobile Commerce | 2 | 7 | 531 | 877 |
| 902 | sleep-wake cycle | 3 | 7 | 127 | 446 |
| 902 | disabilities | 2 | 7 | 1186 | 2257 |
| 902 | Radiation dosimetry | 2 | 7 | 806 | 1277 |
| 902 | Consciousness | 1 | 7 | 977 | 1261 |
| 902 | Liquid chromatography | 2 | 7 | 843 | 1492 |
| 917 | Animal Biotechnology | 1 | 6 | 407 | 671 |
| 917 | Solid State Physics | 3 | 6 | 4238 | 6606 |
| 917 | Access to Information | 2 | 6 | 253 | 881 |
| 917 | big data | 2 | 6 | 814 | 1713 |
| 917 | Plastics | 1 | 6 | 3144 | 3887 |
| 917 | Crystal growth | 1 | 6 | 1816 | 2449 |
| 917 | Scanning electron microscopy | 1 | 6 | 456 | 727 |
| 917 | Information dissemination | 2 | 6 | 253 | 881 |
| 917 | autism spectrum disorder | 1 | 6 | 171 | 332 |
| 926 | Manufacturing Processes | 1 | 5 | 3915 | 4934 |
| 926 | Microfabrication | 1 | 5 | 879 | 1374 |
| 926 | Learning disabilities | 1 | 5 | 1565 | 2258 |
| 926 | Organ transplantation | 1 | 5 | 862 | 1186 |
| 926 | Trademarks | 1 | 5 | 315 | 547 |
| 926 | Nutrigenomics | 1 | 5 | 288 | 643 |
| 926 | Familial diseases | 1 | 5 | 583 | 991 |
| 926 | Intellectual disability | 1 | 5 | 1773 | 2479 |
| 934 | Genetic Counseling | 1 | 4 | 723 | 1129 |
| 934 | Remote Sensing | 1 | 4 | 2895 | 3551 |
| 934 | Geographic information systems | 1 | 4 | 2254 | 3238 |
| 934 | Biofeedback | 1 | 4 | 303 | 667 |
| 934 | Electrocardiography | 3 | 4 | 541 | 1221 |
| 934 | Genetic databases | 1 | 4 | 140 | 291 |
| 934 | Globalization | 1 | 4 | 1244 | 2050 |
| 934 | Drying | 1 | 4 | 797 | 1302 |
| 934 | Elderly | 9 | 4 | 854 | 2722 |
| 934 | behavior therapy | 1 | 4 | 1645 | 2429 |
| 934 | international cooperation | 1 | 4 | 1332 | 2076 |
| 945 | Linguistics | 1 | 3 | 2851 | 3172 |
| 945 | Mechatronics | 1 | 3 | 1462 | 2225 |
| 945 | Graph Theory | 2 | 3 | 1099 | 1681 |
| 945 | Neuroimaging | 3 | 3 | 344 | 1046 |
| 945 | Pediatric Nursing | 1 | 3 | 1155 | 1695 |
| 945 | Animal Nutrition | 1 | 3 | 1123 | 1698 |
| 945 | Obstetric Nursing | 1 | 3 | 845 | 1160 |
| 945 | Cell migration | 1 | 3 | 217 | 559 |
| 945 | Wireless Communication Systems | 4 | 3 | 2039 | 4359 |
| 945 | monoclonal antibodies | 1 | 3 | 564 | 925 |
| 945 | Cell adhesion | 1 | 3 | 393 | 796 |
| 945 | Teaching | 1 | 3 | 3444 | 4592 |
| 945 | sadness | 1 | 3 | 556 | 1062 |
| 945 | animals | 2 | 3 | 1936 | 3598 |
| 945 | Semantic web | 1 | 3 | 416 | 797 |
| 945 | data collection | 1 | 3 | 2521 | 4019 |
| 945 | thinking | 1 | 3 | 601 | 1058 |
| 945 | Cellulose | 1 | 3 | 1294 | 2134 |
| 945 | Pathogens | 1 | 3 | 262 | 657 |
| 945 | mental processes | 3 | 3 | 399 | 1124 |
| 945 | death | 1 | 3 | 717 | 1226 |
| 945 | Creativity | 1 | 3 | 639 | 1174 |
| 945 | Suicide | 1 | 3 | 1222 | 2059 |
| 945 | antisocial personality disorder | 1 | 3 | 556 | 1062 |
| 969 | Meteorology | 1 | 2 | 4214 | 6028 |
| 969 | Telecommunication Systems | 1 | 2 | 2843 | 3789 |
| 969 | Emergency Nursing | 1 | 2 | 419 | 818 |
| 969 | Algebra | 3 | 2 | 1697 | 2696 |
| 969 | Inorganic Chemistry | 1 | 2 | 335 | 861 |
| 969 | Kinetics | 1 | 2 | 1117 | 1843 |
| 969 | Dynamics | 1 | 2 | 3291 | 4440 |
| 969 | Quantum electronics | 2 | 2 | 1594 | 2843 |
| 969 | cosmic rays | 1 | 2 | 1006 | 1536 |
| 969 | rural health | 1 | 2 | 395 | 754 |
| 969 | biobanks | 2 | 2 | 225 | 814 |
| 969 | Microfluidics | 1 | 2 | 513 | 965 |
| 969 | Crystallography | 6 | 2 | 1515 | 3567 |
| 969 | Optoelectronic devices | 2 | 2 | 1318 | 2427 |
| 969 | Korea | 1 | 2 | 833 | 1316 |
| 969 | monitoring | 2 | 2 | 477 | 1202 |
| 969 | feeding behavior | 1 | 2 | 1552 | 2455 |
| 969 | Safety management | 1 | 2 | 1489 | 2525 |
| 969 | Condensed Matter | 1 | 2 | 5046 | 6235 |
| 969 | musculoskeletal system | 1 | 2 | 353 | 712 |
| 969 | chromatin | 1 | 2 | 394 | 794 |
| 969 | livestock | 1 | 2 | 1093 | 1673 |
| 969 | Drug discovery | 1 | 2 | 703 | 1389 |
| 969 | drug control | 1 | 2 | 824 | 1384 |
| 969 | sports injuries | 1 | 2 | 1212 | 1972 |
| 969 | Appetite | 1 | 2 | 1390 | 2229 |
| 995 | Biostatistics | 2 | 1 | 278 | 834 |
| 995 | Distance Education | 1 | 1 | 1048 | 1923 |
| 995 | Morphology | 2 | 1 | 1260 | 2365 |
| 995 | Industrial Safety | 1 | 1 | 2552 | 4012 |
| 995 | health workforce | 1 | 1 | 467 | 1125 |
| 995 | epidemiologic methods | 2 | 1 | 266 | 948 |