| 1 | management | 289 | 20.5K | 91 | 117 |
| 2 | Optics | 666 | 18.6K | 142 | 108 |
| 3 | Medicine | 247 | 13.0K | 1061 | 856 |
| 4 | Biochemistry | 347 | 12.6K | 903 | 899 |
| 5 | Renewable Energy Sources | 79 | 11.8K | 239 | 92 |
| 6 | Business | 126 | 10.0K | 69 | 79 |
| 7 | transport vesicles | 1 | 9.5K | 462 | 187 |
| 8 | Physics | 257 | 9.3K | 1133 | 1538 |
| 9 | Economics | 184 | 8.7K | 400 | 219 |
| 10 | Photonics | 168 | 8.4K | 127 | 124 |
| 11 | Biology | 148 | 8.3K | 1340 | 1541 |
| 12 | Biomass Energy | 68 | 7.9K | 295 | 119 |
| 13 | Catalysis | 96 | 7.5K | 707 | 438 |
| 14 | Science | 168 | 6.9K | 1335 | 1774 |
| 15 | Chemistry | 164 | 6.8K | 1587 | 1481 |
| 16 | Information Science | 34 | 6.8K | 514 | 59 |
| 17 | Biomass | 43 | 6.6K | 23 | 4 |
| 18 | Chemical Engineering | 137 | 6.5K | 627 | 552 |
| 19 | Energy Policy | 78 | 6.5K | 249 | 134 |
| 20 | Health Information Management | 11 | 6.1K | 54 | 6 |
| 21 | Research | 197 | 6.0K | 943 | 1039 |
| 22 | Psychology | 99 | 5.8K | 714 | 466 |
| 23 | Neurology | 167 | 5.7K | 696 | 850 |
| 24 | Pharmacology | 175 | 5.6K | 622 | 629 |
| 25 | Diabetes | 58 | 5.2K | 351 | 257 |
| 26 | Molecular Biology | 99 | 5.2K | 1592 | 1415 |
| 27 | marketing | 85 | 5.1K | 148 | 166 |
| 28 | Fiber Optics | 137 | 5.0K | 37 | 29 |
| 29 | Ophthalmology | 155 | 4.7K | 110 | 140 |
| 30 | lasers | 159 | 4.7K | 112 | 82 |
| 31 | Microbiology | 109 | 4.7K | 1100 | 1145 |
| 32 | Quantum electronics | 157 | 4.6K | 78 | 67 |
| 33 | Social Sciences | 71 | 4.4K | 514 | 166 |
| 34 | Biocompatible Materials | 81 | 4.3K | 723 | 676 |
| 35 | coal | 59 | 4.3K | 174 | 80 |
| 36 | Polymers | 144 | 4.3K | 650 | 617 |
| 37 | Biophysics | 114 | 4.2K | 969 | 872 |
| 38 | Electronics | 119 | 4.2K | 472 | 327 |
| 39 | Electrical Engineering | 114 | 4.2K | 464 | 175 |
| 40 | Botany | 24 | 4.0K | 1550 | 669 |
| 41 | Europe | 101 | 3.9K | 343 | 203 |
| 42 | Diabetes mellitus | 33 | 3.9K | 513 | 295 |
| 43 | Small Business | 50 | 3.7K | 24 | 54 |
| 44 | economic policy | 54 | 3.5K | 371 | 95 |
| 45 | Psychophysiology | 75 | 3.5K | 482 | 468 |
| 46 | Light | 10 | 3.4K | 471 | 156 |
| 47 | Vision | 96 | 3.3K | 41 | 69 |
| 48 | Entrepreneurship | 27 | 3.3K | 145 | 111 |
| 49 | Sociology | 58 | 3.3K | 500 | 302 |
| 50 | free radicals | 54 | 3.2K | 126 | 149 |
| 51 | polymerization | 111 | 3.2K | 619 | 604 |
| 52 | Cytology | 46 | 3.1K | 1154 | 1068 |
| 53 | Biotechnology | 88 | 3.0K | 1142 | 1306 |
| 54 | organization | 24 | 2.9K | 178 | 134 |
| 55 | Biochemical Engineering | 23 | 2.9K | 1213 | 817 |
| 56 | Materials Science | 39 | 2.9K | 1503 | 941 |
| 56 | Metabolism | 43 | 2.9K | 684 | 603 |
| 58 | Cancer | 54 | 2.8K | 835 | 768 |
| 59 | Biomedical Engineering | 82 | 2.8K | 836 | 806 |
| 60 | innovation | 23 | 2.7K | 70 | 74 |
| 61 | Social Psychology | 42 | 2.7K | 458 | 364 |
| 62 | Leadership | 21 | 2.7K | 51 | 41 |
| 63 | Production Management | 39 | 2.6K | 159 | 154 |
| 64 | Behavior | 60 | 2.6K | 577 | 614 |
| 65 | Process Control | 31 | 2.6K | 99 | 73 |
| 66 | United States | 53 | 2.6K | 1055 | 693 |
| 67 | Artificial Intelligence | 72 | 2.5K | 653 | 603 |
| 68 | Social policy | 25 | 2.4K | 209 | 27 |
| 69 | Endocrinology | 33 | 2.4K | 907 | 708 |
| 70 | Public Policy | 21 | 2.4K | 520 | 164 |
| 71 | Drug delivery systems | 39 | 2.4K | 194 | 171 |
| 72 | Statistical physics | 159 | 2.4K | 498 | 669 |
| 73 | Cell Biology | 30 | 2.3K | 1394 | 1209 |
| 74 | Psychiatry | 59 | 2.3K | 926 | 932 |
| 75 | Materials | 70 | 2.2K | 1570 | 1495 |
| 76 | planning | 11 | 2.2K | 227 | 13 |
| 77 | Economic planning | 10 | 2.2K | 147 | 10 |
| 78 | Nanotechnology | 38 | 2.2K | 1604 | 1274 |
| 79 | Surgery | 6 | 2.1K | 1303 | 521 |
| 80 | Oxidation-reduction | 22 | 2.1K | 153 | 121 |
| 81 | Physiology | 35 | 2.1K | 1229 | 885 |
| 82 | human behavior | 36 | 2.1K | 559 | 582 |
| 83 | Image Processing | 29 | 2.0K | 647 | 401 |
| 84 | Environment | 39 | 2.0K | 1352 | 1562 |
| 85 | Nutrition | 47 | 2.0K | 1000 | 889 |
| 86 | Operations Research | 79 | 2.0K | 257 | 329 |
| 87 | Neuropsychology | 65 | 2.0K | 362 | 408 |
| 88 | Human Resources | 34 | 2.0K | 19 | 20 |
| 89 | drugs | 39 | 1.9K | 422 | 254 |
| 90 | Oxidative stress | 22 | 1.9K | 243 | 122 |
| 91 | Social Change | 25 | 1.9K | 122 | 74 |
| 92 | Signal Processing | 24 | 1.9K | 929 | 537 |
| 93 | concrete | 34 | 1.9K | 184 | 192 |
| 94 | Organizational Behavior | 24 | 1.8K | 119 | 100 |
| 95 | Vocational guidance | 9 | 1.8K | 426 | 144 |
| 96 | Public Health | 56 | 1.8K | 1107 | 1143 |
| 97 | Business Ethics | 22 | 1.7K | 194 | 176 |
| 98 | Obesity | 41 | 1.7K | 413 | 444 |
| 99 | Venture Capital | 7 | 1.6K | 123 | 93 |
| 100 | Colloids | 24 | 1.6K | 1454 | 1062 |
| 100 | finance | 70 | 1.6K | 281 | 348 |
| 102 | Neurophysiology | 35 | 1.6K | 831 | 823 |
| 103 | Production Planning | 29 | 1.6K | 8 | 8 |
| 103 | Production Control | 29 | 1.6K | 8 | 8 |
| 105 | Economic History | 56 | 1.6K | 665 | 435 |
| 106 | Regional Planning | 60 | 1.6K | 183 | 203 |
| 107 | Membranes | 33 | 1.6K | 454 | 442 |
| 108 | Geochemistry | 4 | 1.6K | 1704 | 555 |
| 109 | commerce | 44 | 1.5K | 171 | 233 |
| 110 | Biogeochemistry | 2 | 1.5K | 1303 | 306 |
| 110 | Organic Geochemistry | 2 | 1.5K | 474 | 59 |
| 110 | Cosmochemistry | 2 | 1.5K | 1099 | 121 |
| 113 | Qualitative Research | 16 | 1.5K | 139 | 38 |
| 114 | Bioengineering | 32 | 1.5K | 1327 | 1374 |
| 115 | International Finance | 66 | 1.5K | 111 | 198 |
| 116 | Building Materials | 29 | 1.5K | 489 | 431 |
| 117 | Cement | 20 | 1.5K | 141 | 148 |
| 118 | Technological Innovations | 19 | 1.4K | 207 | 49 |
| 119 | energy conservation | 24 | 1.4K | 531 | 515 |
| 120 | drug therapy | 15 | 1.4K | 989 | 500 |
| 121 | Food | 60 | 1.4K | 471 | 701 |
| 122 | Toxicology | 34 | 1.4K | 1450 | 1287 |
| 123 | Health Policy | 37 | 1.4K | 493 | 395 |
| 124 | Engineering | 37 | 1.4K | 1221 | 728 |
| 125 | Water | 21 | 1.3K | 893 | 796 |
| 126 | Molecular structure | 18 | 1.3K | 944 | 521 |
| 127 | personality | 21 | 1.3K | 488 | 420 |
| 128 | Surface Chemistry | 27 | 1.3K | 1438 | 1133 |
| 129 | Computer Vision | 8 | 1.3K | 638 | 274 |
| 130 | Chemotherapy | 9 | 1.3K | 748 | 228 |
| 131 | Public Administration | 74 | 1.3K | 133 | 186 |
| 132 | Geriatrics | 38 | 1.3K | 725 | 604 |
| 133 | Organizational change | 22 | 1.3K | 92 | 51 |
| 134 | Mathematics | 52 | 1.3K | 1842 | 1194 |
| 135 | Education | 34 | 1.3K | 1077 | 607 |
| 136 | Ecology | 25 | 1.2K | 2464 | 2310 |
| 137 | Neural circuitry | 38 | 1.2K | 309 | 378 |
| 138 | Developing countries | 32 | 1.2K | 457 | 385 |
| 139 | Pharmaceutical Chemistry | 47 | 1.2K | 988 | 1189 |
| 140 | Natural history | 7 | 1.2K | 2680 | 2694 |
| 141 | Information Technology | 53 | 1.2K | 280 | 468 |
| 142 | Mental Disorders | 40 | 1.2K | 708 | 922 |
| 143 | Plastics | 20 | 1.2K | 544 | 225 |
| 144 | Glass | 6 | 1.2K | 829 | 226 |
| 145 | Soil Mechanics | 4 | 1.2K | 1017 | 279 |
| 145 | Engineering Geology | 4 | 1.2K | 1283 | 309 |
| 147 | United Kingdom | 32 | 1.2K | 387 | 451 |
| 148 | Ceramics | 4 | 1.2K | 1407 | 258 |
| 149 | pottery | 3 | 1.1K | 1116 | 231 |
| 150 | brain mapping | 13 | 1.1K | 266 | 172 |
| 151 | Human genetics | 9 | 1.1K | 1325 | 1517 |
| 152 | Nervous system | 43 | 1.1K | 525 | 768 |
| 153 | Brain | 30 | 1.1K | 840 | 839 |
| 154 | feeding behavior | 56 | 1.1K | 44 | 138 |
| 155 | Aging | 34 | 1.1K | 757 | 740 |
| 156 | Environmental Management | 22 | 1.1K | 979 | 935 |
| 157 | Nonlinear Dynamics | 87 | 1.1K | 337 | 594 |
| 158 | industrial relations | 35 | 1.1K | 141 | 93 |
| 159 | Decision making | 14 | 1.0K | 534 | 286 |
| 160 | Metabolic diseases | 15 | 1.0K | 1031 | 910 |
| 161 | Strategic planning | 29 | 1.0K | 57 | 102 |
| 162 | Nuclear Physics | 44 | 1.0K | 1489 | 1430 |
| 163 | Cybernetics | 17 | 1.0K | 590 | 427 |
| 164 | Environmental Policy | 24 | 1.0K | 999 | 1104 |
| 165 | Land Use Planning | 35 | 1.0K | 28 | 53 |
| 166 | Asia | 28 | 1.0K | 669 | 314 |
| 167 | Oncology | 2 | 994 | 2847 | 1181 |
| 168 | Pharmacy | 43 | 981 | 400 | 502 |
| 169 | Cognition | 38 | 972 | 402 | 501 |
| 170 | Appetite | 52 | 971 | 37 | 130 |
| 171 | Ergonomics | 15 | 960 | 386 | 167 |
| 171 | Health Services Research | 30 | 960 | 367 | 333 |
| 173 | nanoscience | 15 | 957 | 1423 | 1089 |
| 174 | Educational Psychology | 8 | 933 | 813 | 382 |
| 175 | drug evaluation | 24 | 921 | 281 | 175 |
| 176 | environmental protection | 14 | 919 | 1626 | 1072 |
| 177 | Water pollution | 17 | 909 | 1156 | 1001 |
| 178 | Psychopharmacology | 17 | 908 | 599 | 563 |
| 179 | Teaching | 14 | 903 | 693 | 320 |
| 180 | Clinical Psychology | 10 | 890 | 738 | 523 |
| 181 | Diet | 14 | 874 | 931 | 809 |
| 182 | amino acids | 17 | 862 | 91 | 63 |
| 183 | Technology | 43 | 840 | 1018 | 1123 |
| 184 | Industrial Policy | 15 | 805 | 116 | 82 |
| 185 | Australia | 20 | 803 | 561 | 305 |
| 186 | Medical Microbiology | 26 | 788 | 722 | 990 |
| 187 | Computer Graphics | 19 | 784 | 635 | 468 |
| 188 | Health Education | 17 | 750 | 669 | 430 |
| 189 | Sales management | 8 | 749 | 84 | 111 |
| 189 | selling | 8 | 749 | 84 | 111 |
| 191 | energy resources | 16 | 744 | 453 | 606 |
| 192 | Optoelectronics | 27 | 740 | 70 | 17 |
| 193 | research and development | 10 | 733 | 89 | 60 |
| 194 | Neurochemistry | 21 | 727 | 898 | 923 |
| 195 | Power Electronics | 16 | 719 | 478 | 426 |
| 196 | Drug design | 15 | 718 | 646 | 489 |
| 197 | health planning | 21 | 706 | 641 | 434 |
| 198 | Bacteriology | 8 | 701 | 1162 | 845 |
| 198 | pain | 13 | 701 | 585 | 491 |
| 200 | Computational Biology | 13 | 699 | 1387 | 987 |
| 201 | Medical Laboratory Science | 25 | 698 | 650 | 885 |
| 201 | international trade | 21 | 698 | 97 | 122 |
| 203 | Bioinformatics | 13 | 697 | 1033 | 779 |
| 203 | System analysis | 25 | 697 | 759 | 659 |
| 205 | Manufacturing Processes | 36 | 681 | 547 | 724 |
| 206 | actuators | 16 | 676 | 918 | 835 |
| 206 | transducers | 16 | 676 | 918 | 835 |
| 208 | Cognitive neuroscience | 19 | 672 | 345 | 445 |
| 208 | Antioxidants | 15 | 672 | 208 | 325 |
| 210 | Green Chemistry | 20 | 663 | 654 | 819 |
| 211 | Sustainable Engineering | 20 | 662 | 549 | 617 |
| 212 | Environmental Engineering | 12 | 658 | 2062 | 1553 |
| 213 | Cerebral cortex | 20 | 654 | 297 | 397 |
| 214 | Schizophrenia | 11 | 643 | 519 | 434 |
| 214 | pain management | 8 | 643 | 327 | 118 |
| 216 | counseling | 13 | 641 | 547 | 339 |
| 217 | Patient education | 12 | 637 | 241 | 187 |
| 218 | Genetics | 9 | 636 | 2368 | 1969 |
| 219 | Structural Engineering | 22 | 632 | 588 | 539 |
| 220 | Development | 11 | 621 | 308 | 271 |
| 221 | Chemical industry | 31 | 610 | 246 | 217 |
| 222 | Gerontology | 28 | 596 | 529 | 539 |
| 223 | Perception | 36 | 593 | 455 | 690 |
| 224 | Mechanical Engineering | 26 | 592 | 806 | 588 |
| 225 | Research Design | 11 | 587 | 519 | 393 |
| 225 | Composite Materials | 23 | 587 | 971 | 1228 |
| 227 | Atomic spectroscopy | 18 | 586 | 388 | 293 |
| 228 | Pharmaceutical Technology | 27 | 585 | 361 | 539 |
| 229 | Economic Assistance | 13 | 584 | 219 | 249 |
| 230 | Child | 20 | 576 | 852 | 768 |
| 231 | Mathematical Physics | 55 | 571 | 652 | 914 |
| 232 | Child psychology | 18 | 570 | 523 | 641 |
| 233 | city planning | 27 | 569 | 406 | 461 |
| 234 | Organic Chemistry | 24 | 566 | 1302 | 1361 |
| 235 | Child Development | 22 | 556 | 639 | 764 |
| 236 | Quantum Optics | 17 | 553 | 293 | 198 |
| 236 | Laser Spectroscopy | 17 | 553 | 268 | 182 |
| 238 | Detectors | 23 | 551 | 442 | 405 |
| 239 | Memory | 23 | 545 | 588 | 743 |
| 240 | Virology | 3 | 542 | 3015 | 1899 |
| 241 | Automation | 19 | 519 | 896 | 1024 |
| 242 | Recycling | 6 | 510 | 337 | 310 |
| 243 | Biopharmaceutics | 16 | 508 | 386 | 414 |
| 244 | Lipids | 6 | 507 | 925 | 603 |
| 245 | enzymes | 16 | 500 | 589 | 620 |
| 246 | Signal Transduction | 10 | 497 | 750 | 753 |
| 247 | Analytical Chemistry | 19 | 496 | 2049 | 2117 |
| 247 | Developed countries | 3 | 496 | 181 | 51 |
| 249 | environmental pollution | 19 | 494 | 1928 | 2382 |
| 250 | civil service | 29 | 489 | 36 | 102 |
| 251 | Auditing | 10 | 485 | 130 | 104 |
| 252 | Diagnostic Imaging | 19 | 479 | 696 | 783 |
| 252 | Environmental pollutants | 37 | 479 | 417 | 1022 |
| 254 | Geography | 16 | 476 | 930 | 872 |
| 255 | Photography | 155 | 473 | 199 | 218 |
| 255 | impact | 2 | 473 | 389 | 120 |
| 257 | Cognitive Science | 19 | 472 | 449 | 630 |
| 258 | Industrial Sociology | 12 | 470 | 46 | 41 |
| 259 | European integration | 21 | 468 | 36 | 63 |
| 259 | European Economic Community | 21 | 468 | 36 | 63 |
| 261 | Cell death | 8 | 467 | 773 | 772 |
| 262 | Linguistics | 27 | 466 | 415 | 400 |
| 262 | Environmental Toxicology | 36 | 466 | 486 | 1210 |
| 262 | drug toxicity | 36 | 466 | 5 | 75 |
| 265 | alcoholism | 9 | 463 | 768 | 615 |
| 266 | Statistics | 32 | 455 | 829 | 919 |
| 266 | medical education | 13 | 455 | 756 | 556 |
| 268 | Optical materials | 21 | 453 | 1066 | 1370 |
| 269 | Economic Development | 14 | 451 | 649 | 756 |
| 269 | Metallurgy | 26 | 451 | 762 | 937 |
| 271 | Physical fitness | 6 | 448 | 748 | 410 |
| 272 | Biosensors | 9 | 445 | 720 | 787 |
| 273 | Immunology | 12 | 444 | 2042 | 2132 |
| 273 | Animal Behavior | 9 | 444 | 1064 | 985 |
| 273 | Ethology | 9 | 444 | 833 | 856 |
| 276 | Public opinion | 5 | 440 | 306 | 124 |
| 276 | China | 12 | 440 | 1516 | 1008 |
| 278 | particles | 7 | 439 | 560 | 222 |
| 278 | Attention | 12 | 439 | 779 | 748 |
| 280 | Vaccines | 11 | 438 | 960 | 848 |
| 281 | Thermodynamics | 6 | 428 | 874 | 228 |
| 282 | Organizational Sociology | 10 | 427 | 123 | 85 |
| 283 | vibration | 14 | 424 | 503 | 422 |
| 284 | Food additives | 3 | 420 | 1195 | 532 |
| 284 | radioactive waste | 10 | 420 | 315 | 476 |
| 284 | industrial waste | 10 | 420 | 336 | 479 |
| 284 | Hazardous waste | 10 | 420 | 403 | 510 |
| 288 | Visual Perception | 19 | 418 | 587 | 735 |
| 289 | Pollution | 10 | 415 | 3205 | 3242 |
| 290 | vitamin C | 12 | 409 | 80 | 140 |
| 290 | vitamin E | 12 | 409 | 80 | 140 |
| 292 | Bioelectronics | 8 | 408 | 623 | 738 |
| 293 | Developmental Psychology | 9 | 401 | 544 | 499 |
| 294 | Software Engineering | 12 | 398 | 539 | 420 |
| 295 | Medical Technology | 18 | 395 | 519 | 673 |
| 296 | Cell differentiation | 5 | 393 | 1330 | 1156 |
| 297 | Optical Communications | 23 | 389 | 177 | 212 |
| 297 | Human-Computer Interaction | 9 | 389 | 864 | 615 |
| 299 | Higher Education | 15 | 386 | 172 | 151 |
| 300 | Nanostructured Materials | 11 | 384 | 1823 | 1707 |
| 301 | Structural dynamics | 8 | 383 | 637 | 523 |
| 302 | proteins | 13 | 382 | 1045 | 1021 |
| 303 | Sleep Disorders | 5 | 379 | 1269 | 727 |
| 303 | Longevity | 1 | 379 | 394 | 41 |
| 303 | rejuvenation | 1 | 379 | 290 | 37 |
| 303 | Sleep | 5 | 379 | 1267 | 730 |
| 307 | Reproduction | 6 | 378 | 1668 | 1050 |
| 308 | Muscles | 27 | 370 | 165 | 454 |
| 309 | nucleic acids | 7 | 367 | 1205 | 1214 |
| 310 | Robotics | 14 | 366 | 770 | 765 |
| 311 | Drying | 7 | 365 | 195 | 111 |
| 312 | Political Science | 39 | 364 | 427 | 596 |
| 313 | Medical genetics | 15 | 361 | 1312 | 1857 |
| 314 | Clinical Chemistry | 12 | 360 | 1513 | 1662 |
| 315 | Dynamics | 20 | 357 | 584 | 509 |
| 316 | miniaturization | 8 | 355 | 1163 | 1163 |
| 317 | Audiology | 22 | 354 | 222 | 319 |
| 317 | Autism | 12 | 354 | 282 | 351 |
| 319 | Highway Engineering | 20 | 353 | 90 | 111 |
| 320 | Communication | 18 | 351 | 772 | 936 |
| 321 | Liposomes | 10 | 349 | 219 | 232 |
| 322 | Soft Condensed Matter | 6 | 345 | 775 | 532 |
| 322 | biopolymers | 5 | 345 | 948 | 593 |
| 324 | Medical Anthropology | 11 | 342 | 550 | 760 |
| 325 | Heat Exchangers | 12 | 341 | 509 | 661 |
| 325 | internet | 5 | 341 | 1209 | 719 |
| 327 | Hypertension | 6 | 339 | 1129 | 1210 |
| 328 | taxation | 5 | 338 | 126 | 41 |
| 329 | Human Geography | 8 | 337 | 638 | 436 |
| 330 | Genetic regulation | 7 | 331 | 712 | 765 |
| 330 | cell interaction | 8 | 331 | 695 | 681 |
| 332 | Histology | 12 | 330 | 918 | 1040 |
| 333 | cell physiology | 3 | 329 | 1537 | 1042 |
| 334 | Information Systems | 12 | 328 | 586 | 596 |
| 335 | Developmental Disabilities | 15 | 325 | 368 | 538 |
| 336 | Wireless Communication Systems | 9 | 324 | 1496 | 1086 |
| 336 | Cardiovascular system | 6 | 324 | 1079 | 1280 |
| 338 | intergroup relations | 5 | 322 | 122 | 70 |
| 338 | Sports | 18 | 322 | 769 | 846 |
| 340 | Geology | 14 | 317 | 1549 | 1525 |
| 340 | Internet of Things | 4 | 317 | 952 | 578 |
| 340 | drug addiction | 7 | 317 | 686 | 628 |
| 343 | Hearing | 17 | 315 | 231 | 273 |
| 344 | biological factors | 10 | 313 | 1044 | 953 |
| 345 | Job satisfaction | 3 | 312 | 102 | 71 |
| 345 | Work | 3 | 312 | 350 | 104 |
| 345 | job stress | 3 | 312 | 102 | 71 |
| 345 | computer networks | 17 | 312 | 1096 | 1304 |
| 349 | Medical Physics | 6 | 310 | 1246 | 915 |
| 350 | Ecological Engineering | 1 | 305 | 1150 | 340 |
| 351 | Jurisprudence | 20 | 302 | 290 | 343 |
| 351 | tests | 10 | 302 | 44 | 72 |
| 353 | Meteorology | 5 | 300 | 1759 | 1484 |
| 353 | Labor Supply | 1 | 300 | 131 | 14 |
| 353 | Human Capital | 1 | 300 | 480 | 64 |
| 356 | behavioral medicine | 7 | 299 | 773 | 813 |
| 357 | Bioorganic chemistry | 13 | 298 | 1485 | 1722 |
| 357 | Mental illness | 10 | 298 | 1056 | 1321 |
| 359 | Psycholinguistics | 8 | 297 | 546 | 520 |
| 359 | Europa | 13 | 297 | 169 | 207 |
| 361 | Environmental Chemistry | 9 | 295 | 1281 | 1475 |
| 362 | Primary health care | 11 | 293 | 790 | 723 |
| 362 | protein | 9 | 293 | 720 | 690 |
| 364 | Civil Engineering | 14 | 292 | 816 | 533 |
| 365 | Health Services Administration | 8 | 289 | 533 | 440 |
| 365 | Industrial Safety | 6 | 289 | 770 | 464 |
| 367 | Transportation | 12 | 285 | 789 | 877 |
| 368 | Nanostructures | 6 | 281 | 1690 | 1324 |
| 369 | Nanophotonics | 7 | 276 | 171 | 172 |
| 369 | Eastern Europe | 13 | 276 | 318 | 152 |
| 369 | pharmaceutical industry | 10 | 276 | 229 | 157 |
| 372 | local government | 16 | 275 | 71 | 140 |
| 372 | Building | 11 | 275 | 319 | 264 |
| 374 | health services | 6 | 273 | 695 | 456 |
| 375 | Immunopathology | 5 | 272 | 1004 | 799 |
| 376 | Retina | 1 | 271 | 296 | 256 |
| 376 | eye | 1 | 271 | 354 | 261 |
| 378 | Industrial Organization | 6 | 270 | 166 | 129 |
| 378 | Multilingualism | 7 | 270 | 115 | 77 |
| 380 | Geophysics | 21 | 269 | 1502 | 2148 |
| 381 | Optoelectronic devices | 17 | 266 | 220 | 198 |
| 382 | Neuromuscular diseases | 24 | 264 | 140 | 347 |
| 383 | Diagnostic microbiology | 2 | 263 | 1490 | 1136 |
| 383 | Telecommunication | 17 | 263 | 1161 | 1459 |
| 385 | Project Management | 5 | 260 | 163 | 250 |
| 386 | mass transfer | 10 | 258 | 897 | 988 |
| 387 | Plant Ecology | 13 | 257 | 838 | 1269 |
| 387 | Radiation effects | 13 | 257 | 164 | 356 |
| 389 | Tribology | 26 | 256 | 279 | 592 |
| 389 | Combinatorial chemistry | 6 | 256 | 609 | 576 |
| 389 | consumer behavior | 6 | 256 | 304 | 298 |
| 389 | Nonprofit organizations | 13 | 256 | 68 | 121 |
| 393 | Epidemiology | 12 | 252 | 1922 | 2239 |
| 393 | Labor Economics | 2 | 252 | 613 | 225 |
| 395 | rare diseases | 5 | 251 | 482 | 367 |
| 396 | Environmental monitoring | 4 | 250 | 3406 | 2760 |
| 396 | foreign exchange | 4 | 250 | 269 | 195 |
| 398 | Tourism | 7 | 249 | 1020 | 1037 |
| 399 | Nondestructive testing | 3 | 246 | 712 | 272 |
| 399 | Structural health monitoring | 2 | 246 | 260 | 101 |
| 399 | structural stability | 2 | 246 | 583 | 222 |
| 402 | Neurobiology | 14 | 244 | 822 | 1324 |
| 403 | Memory disorders | 14 | 243 | 54 | 135 |
| 403 | Stem cells | 4 | 243 | 1395 | 1104 |
| 405 | Environmentalism | 5 | 242 | 77 | 88 |
| 406 | Synaptic Transmission | 14 | 241 | 150 | 278 |
| 407 | Electrophysiology | 8 | 239 | 646 | 508 |
| 407 | world | 3 | 239 | 689 | 581 |
| 409 | Pharmacokinetics | 12 | 237 | 344 | 522 |
| 409 | synthesis | 12 | 237 | 408 | 291 |
| 411 | Proteomics | 6 | 234 | 791 | 823 |
| 412 | Microbial Biotechnology | 8 | 233 | 447 | 528 |
| 413 | Randomized Controlled Trials | 7 | 232 | 677 | 422 |
| 414 | Granular materials | 4 | 231 | 466 | 265 |
| 415 | Molecular Pharmacology | 4 | 230 | 707 | 577 |
| 415 | Risk Management | 9 | 230 | 305 | 334 |
| 415 | Emotions | 6 | 230 | 368 | 441 |
| 418 | Pediatrics | 5 | 229 | 1829 | 1690 |
| 418 | Educational Technology | 11 | 229 | 710 | 788 |
| 420 | Systems Biology | 6 | 228 | 1078 | 940 |
| 420 | Antibacterial agents | 3 | 228 | 679 | 455 |
| 420 | human development | 7 | 228 | 486 | 501 |
| 423 | Genomics | 7 | 226 | 2249 | 2295 |
| 423 | Health | 11 | 226 | 1068 | 1222 |
| 425 | Translation | 6 | 225 | 67 | 10 |
| 426 | Condensed Matter | 28 | 224 | 1411 | 1985 |
| 427 | Medical innovations | 3 | 223 | 1019 | 1197 |
| 428 | Spectrum analysis | 15 | 218 | 2097 | 2612 |
| 429 | Solar Energy | 7 | 215 | 1141 | 1267 |
| 429 | Industrial Ecology | 3 | 215 | 166 | 137 |
| 431 | Systems Engineering | 17 | 214 | 862 | 1221 |
| 431 | Gene expression regulation | 6 | 214 | 659 | 721 |
| 433 | Neuropsychiatry | 11 | 212 | 394 | 542 |
| 433 | Sociolinguistics | 7 | 212 | 251 | 195 |
| 433 | Inflammation | 3 | 212 | 1326 | 988 |
| 436 | Embryology | 2 | 211 | 1735 | 1247 |
| 436 | Radio | 6 | 211 | 1154 | 1070 |
| 438 | Solid State Physics | 22 | 210 | 1728 | 2254 |
| 438 | Behavioral Genetics | 2 | 210 | 285 | 175 |
| 438 | Biomechanics | 6 | 210 | 1024 | 868 |
| 438 | Measurement | 7 | 210 | 813 | 687 |
| 438 | Sexual health | 4 | 210 | 637 | 376 |
| 438 | optical devices | 10 | 210 | 180 | 190 |
| 444 | Chemical processes | 10 | 209 | 252 | 279 |
| 444 | Intellectual disability | 13 | 209 | 340 | 440 |
| 446 | Physical Chemistry | 11 | 205 | 1245 | 1534 |
| 446 | Roads | 9 | 205 | 430 | 338 |
| 446 | genome | 5 | 205 | 1235 | 1444 |
| 449 | Medical Oncology | 2 | 201 | 2072 | 1385 |
| 449 | Carcinogenesis | 2 | 201 | 1236 | 778 |
| 449 | Intelligent Control Systems | 5 | 201 | 867 | 312 |
| 449 | carcinogens | 2 | 201 | 1263 | 780 |
| 449 | mutagens | 2 | 201 | 1003 | 719 |
| 454 | Probability | 6 | 200 | 386 | 333 |
| 455 | Lipid metabolism | 3 | 199 | 421 | 320 |
| 455 | Lipid | 3 | 199 | 422 | 321 |
| 457 | epilepsy | 13 | 198 | 359 | 537 |
| 458 | Engineering Mathematics | 14 | 197 | 1220 | 1128 |
| 458 | Neurosurgery | 9 | 197 | 551 | 717 |
| 458 | Computational Linguistics | 7 | 197 | 256 | 117 |
| 461 | Risk | 7 | 195 | 320 | 358 |
| 462 | Numerical Analysis | 12 | 194 | 1237 | 1192 |
| 463 | ethnicity | 11 | 193 | 291 | 255 |
| 463 | cultural pluralism | 6 | 193 | 210 | 125 |
| 465 | Magnetic Materials | 6 | 191 | 1213 | 1064 |
| 466 | Genetic engineering | 4 | 190 | 2009 | 1731 |
| 466 | Corporate governance | 4 | 190 | 464 | 327 |
| 468 | Microbial Ecology | 3 | 188 | 2228 | 2066 |
| 468 | Applied Linguistics | 10 | 188 | 238 | 250 |
| 468 | Semiconductors | 4 | 188 | 1870 | 1086 |
| 471 | Occupational Health | 3 | 187 | 1112 | 531 |
| 471 | Pharmacy management | 5 | 187 | 186 | 101 |
| 473 | Dyslexia | 9 | 186 | 42 | 95 |
| 473 | Advertising | 3 | 186 | 345 | 280 |
| 473 | Scandinavia | 3 | 186 | 714 | 435 |
| 476 | Industrial Engineering | 19 | 184 | 660 | 1265 |
| 476 | Intelligent Transportation Systems | 6 | 184 | 799 | 817 |
| 476 | Discourse Analysis | 11 | 184 | 119 | 194 |
| 479 | Nutrition physiology | 7 | 183 | 422 | 544 |
| 479 | East Asia | 9 | 183 | 257 | 142 |
| 481 | administrative agencies | 11 | 181 | 102 | 139 |
| 482 | Electrochemistry | 10 | 180 | 2275 | 2390 |
| 483 | Financial management | 4 | 179 | 392 | 373 |
| 484 | risk factors | 6 | 178 | 486 | 505 |
| 484 | Cardiovascular diseases | 6 | 178 | 1152 | 1058 |
| 486 | Crystallography | 20 | 177 | 637 | 706 |
| 487 | Feminism | 7 | 175 | 349 | 236 |
| 488 | Smart Materials | 4 | 172 | 665 | 451 |
| 489 | Labor Unions | 3 | 171 | 231 | 47 |
| 490 | clay | 3 | 170 | 801 | 676 |
| 491 | Special Education | 8 | 168 | 403 | 363 |
| 492 | Evolution | 3 | 166 | 1848 | 1489 |
| 493 | Neurolinguistics | 4 | 165 | 344 | 368 |
| 494 | Energy Consumption | 4 | 164 | 296 | 364 |
| 494 | Quantum Gravity | 8 | 164 | 1368 | 1372 |
| 496 | Telecommunication Systems | 12 | 163 | 748 | 920 |
| 497 | Quantum theory | 16 | 162 | 312 | 559 |
| 497 | international cooperation | 5 | 162 | 411 | 395 |
| 499 | Environmental Health | 7 | 161 | 3655 | 4412 |
| 500 | Cardiac electrophysiology | 1 | 160 | 423 | 195 |
| 500 | gene therapy | 3 | 160 | 1123 | 1035 |
| 500 | arrhythmia | 1 | 160 | 423 | 195 |
| 503 | carbon monoxide | 2 | 157 | 431 | 273 |
| 504 | Pediatric Neurology | 5 | 156 | 746 | 1166 |
| 504 | Hormones | 6 | 156 | 922 | 1098 |
| 506 | Genetic therapy | 2 | 155 | 1430 | 1077 |
| 506 | gene transfer | 2 | 155 | 344 | 170 |
| 506 | genetic transformation | 2 | 155 | 344 | 170 |
| 509 | Youth | 4 | 154 | 557 | 504 |
| 510 | Educational Sociology | 3 | 152 | 337 | 162 |
| 510 | Globalization | 6 | 152 | 328 | 339 |
| 512 | Swarm Intelligence | 1 | 151 | 528 | 208 |
| 512 | breastfeeding | 8 | 151 | 219 | 306 |
| 512 | Zeolites | 8 | 151 | 489 | 854 |
| 515 | Eating Disorders | 5 | 150 | 616 | 626 |
| 515 | Feeding and Eating Disorders | 5 | 150 | 588 | 603 |
| 517 | Earthquake Engineering | 3 | 149 | 1254 | 1000 |
| 517 | Clinical Immunology | 7 | 149 | 806 | 1006 |
| 517 | community development | 8 | 149 | 285 | 346 |
| 517 | Ocean Engineering | 3 | 149 | 1597 | 1277 |
| 521 | Social behavior | 6 | 148 | 787 | 886 |
| 522 | ethanol | 2 | 146 | 622 | 310 |
| 523 | Sports Medicine | 7 | 145 | 1632 | 1572 |
| 524 | International Relations | 17 | 144 | 415 | 515 |
| 525 | Drug delivery devices | 3 | 143 | 227 | 262 |
| 525 | drug development | 2 | 143 | 1371 | 1381 |
| 527 | health behavior | 2 | 142 | 1185 | 738 |
| 527 | psychotherapy | 15 | 142 | 526 | 972 |
| 529 | Atmospheric Chemistry | 5 | 141 | 692 | 903 |
| 529 | Atmospheric Physics | 5 | 141 | 1227 | 1310 |
| 531 | Traffic Engineering | 9 | 140 | 169 | 354 |
| 531 | Diplomatic relations | 15 | 140 | 245 | 192 |
| 533 | Feminist psychology | 6 | 139 | 35 | 48 |
| 534 | Clinical Biochemistry | 6 | 138 | 838 | 956 |
| 534 | Consumer education | 1 | 138 | 661 | 276 |
| 534 | Money | 11 | 138 | 46 | 277 |
| 537 | Pathology | 5 | 137 | 1853 | 2071 |
| 537 | Immunotherapy | 5 | 137 | 1544 | 1886 |
| 537 | rehabilitation | 8 | 137 | 1359 | 1806 |
| 540 | Language Policy | 2 | 136 | 130 | 57 |
| 540 | Language planning | 2 | 136 | 211 | 31 |
| 542 | Political Sociology | 8 | 135 | 234 | 315 |
| 542 | Technology Assessment | 4 | 135 | 222 | 349 |
| 542 | Soviet Union | 5 | 135 | 505 | 187 |
| 545 | cell membrane | 4 | 130 | 487 | 575 |
| 545 | Eurasia | 4 | 130 | 168 | 106 |
| 547 | Allergy | 6 | 129 | 807 | 1394 |
| 547 | Metals | 5 | 129 | 1740 | 1703 |
| 549 | Quality of life | 5 | 128 | 1143 | 1415 |
| 550 | symbiosis | 6 | 126 | 36 | 60 |
| 550 | nuclear magnetic resonance | 9 | 126 | 627 | 737 |
| 550 | Magnetic Resonance Spectroscopy | 9 | 126 | 699 | 798 |
| 553 | Palliative Care | 4 | 124 | 747 | 585 |
| 554 | Waste management | 14 | 123 | 555 | 1005 |
| 554 | Autoimmunity | 1 | 123 | 1154 | 792 |
| 556 | Welfare Economics | 4 | 122 | 362 | 352 |
| 556 | Socialism | 4 | 122 | 174 | 98 |
| 556 | Urban Areas | 3 | 122 | 203 | 115 |
| 559 | Humanities | 9 | 121 | 998 | 794 |
| 559 | Intercultural Communication | 5 | 121 | 232 | 264 |
| 559 | Chromosome mapping | 2 | 121 | 2245 | 1899 |
| 559 | gene mapping | 2 | 121 | 2436 | 2149 |
| 563 | Pharmacognosy | 1 | 119 | 2831 | 1848 |
| 563 | Geriatric Psychiatry | 5 | 119 | 805 | 953 |
| 563 | Nationalism | 10 | 119 | 122 | 146 |
| 563 | Medicinal plants | 1 | 119 | 2361 | 1471 |
| 563 | Informatics | 2 | 119 | 1086 | 743 |
| 568 | Radiography | 2 | 118 | 980 | 915 |
| 568 | Mental Health | 14 | 118 | 660 | 1225 |
| 568 | Human Rights | 4 | 118 | 483 | 308 |
| 568 | Criminal investigation | 7 | 118 | 74 | 87 |
| 572 | International Education | 1 | 117 | 473 | 137 |
| 572 | Performance | 6 | 117 | 181 | 251 |
| 572 | Microwaves | 6 | 117 | 1086 | 986 |
| 572 | cloning | 1 | 117 | 1088 | 874 |
| 576 | Clinical Pharmacology | 7 | 116 | 945 | 1229 |
| 576 | cytokines | 3 | 116 | 1425 | 1411 |
| 576 | biocatalysis | 1 | 116 | 339 | 423 |
| 576 | Homogeneous catalysis | 1 | 116 | 339 | 423 |
| 576 | Heterogeneous catalysis | 1 | 116 | 339 | 423 |
| 581 | Global Health | 2 | 115 | 1406 | 724 |
| 581 | Central Asia | 3 | 115 | 177 | 87 |
| 581 | Fuzzy systems | 9 | 115 | 868 | 994 |
| 584 | Criminal psychology | 5 | 114 | 554 | 571 |
| 584 | language | 6 | 114 | 567 | 719 |
| 586 | Capitalism | 3 | 111 | 154 | 93 |
| 587 | Production Engineering | 12 | 110 | 947 | 1422 |
| 587 | Microelectronics | 4 | 110 | 1622 | 1632 |
| 587 | Risk assessment | 7 | 110 | 297 | 388 |
| 587 | arthritis | 2 | 110 | 1381 | 1356 |
| 591 | Geographic information systems | 3 | 109 | 1177 | 742 |
| 592 | Critical Care | 3 | 108 | 1573 | 1816 |
| 592 | Computational Intelligence | 3 | 108 | 1145 | 718 |
| 592 | Mineral resources | 2 | 108 | 744 | 574 |
| 592 | Elections | 4 | 108 | 285 | 227 |
| 596 | Enzyme | 4 | 107 | 406 | 587 |
| 597 | Sarcopenia | 3 | 106 | 392 | 538 |
| 597 | Social problems | 4 | 106 | 485 | 548 |
| 599 | Database Management | 5 | 105 | 637 | 706 |
| 600 | prostaglandins | 4 | 104 | 368 | 392 |
| 601 | Developmental Biology | 2 | 103 | 2300 | 2152 |
| 602 | Development Economics | 3 | 101 | 451 | 365 |
| 602 | Corporate Social Responsibility | 4 | 101 | 177 | 393 |
| 602 | environmental auditing | 4 | 101 | 189 | 397 |
| 602 | Ceramic materials | 3 | 101 | 1354 | 1148 |
| 602 | social science | 2 | 101 | 218 | 213 |
| 607 | Cell migration | 2 | 98 | 109 | 122 |
| 607 | Political Participation | 5 | 98 | 233 | 265 |
| 607 | Cell adhesion | 2 | 98 | 206 | 192 |
| 607 | organizational effectiveness | 2 | 98 | 543 | 331 |
| 607 | cell movement | 2 | 98 | 304 | 301 |
| 607 | corporate culture | 2 | 98 | 239 | 181 |
| 613 | Water Purification | 11 | 97 | 534 | 949 |
| 613 | Water quality management | 11 | 97 | 932 | 1579 |
| 613 | cooperation | 5 | 97 | 53 | 47 |
| 613 | sex crimes | 3 | 97 | 605 | 541 |
| 617 | Natural resources | 2 | 96 | 939 | 808 |
| 617 | Wildlife conservation | 2 | 96 | 1441 | 1398 |
| 617 | Mycology | 7 | 96 | 1099 | 1534 |
| 617 | Export Marketing | 6 | 96 | 81 | 260 |
| 621 | Ethnic relations | 6 | 95 | 368 | 329 |
| 621 | Change management | 8 | 95 | 32 | 60 |
| 621 | Simulation Methods | 5 | 95 | 709 | 771 |
| 624 | Computer Science | 9 | 94 | 1274 | 1565 |
| 624 | Health Risk Assessment | 6 | 94 | 218 | 331 |
| 624 | Interactive multimedia | 2 | 94 | 791 | 616 |
| 624 | biomedicine | 2 | 94 | 1244 | 896 |
| 628 | Critical Care Medicine | 1 | 93 | 2089 | 1845 |
| 628 | Superconductors | 3 | 93 | 988 | 674 |
| 628 | civil rights | 3 | 93 | 387 | 224 |
| 628 | Mental Health Services | 9 | 93 | 674 | 1109 |
| 628 | Substance Abuse | 10 | 93 | 748 | 1220 |
| 628 | India | 4 | 93 | 1385 | 681 |
| 634 | Citizenship | 2 | 92 | 182 | 115 |
| 634 | Culture | 7 | 92 | 679 | 637 |
| 634 | economic development projects | 3 | 92 | 157 | 135 |
| 637 | Dietetics | 9 | 91 | 293 | 494 |
| 637 | Computational Complexity | 6 | 91 | 725 | 698 |
| 637 | Edible plants | 1 | 91 | 454 | 245 |
| 640 | Dermatology | 3 | 90 | 1705 | 1520 |
| 640 | Fracture mechanics | 6 | 90 | 1007 | 1250 |
| 640 | Speech | 4 | 90 | 746 | 858 |
| 643 | Depression | 2 | 89 | 442 | 563 |
| 643 | Anxiety Disorders | 2 | 89 | 610 | 733 |
| 643 | Anxiety | 2 | 89 | 608 | 728 |
| 643 | Tropical Medicine | 2 | 89 | 2288 | 1623 |
| 647 | Mineralogy | 2 | 88 | 1575 | 1190 |
| 647 | Petrology | 2 | 88 | 1002 | 916 |
| 649 | Regionalism | 7 | 86 | 94 | 165 |
| 649 | Federal government | 8 | 86 | 47 | 78 |
| 651 | software | 5 | 85 | 766 | 1230 |
| 652 | Otolaryngology | 6 | 84 | 334 | 482 |
| 652 | Bipolar Disorder | 3 | 84 | 336 | 406 |
| 652 | Multimedia Systems | 4 | 84 | 1661 | 1518 |
| 652 | Instructional systems | 5 | 84 | 90 | 117 |
| 656 | Mobile Computing | 4 | 83 | 1163 | 1051 |
| 656 | Econometrics | 9 | 83 | 812 | 1104 |
| 656 | Psychoneuroimmunology | 2 | 83 | 749 | 907 |
| 656 | Control Theory | 6 | 83 | 1276 | 1437 |
| 656 | Long-Term Care | 2 | 83 | 651 | 651 |
| 656 | Long-term care facilities | 2 | 83 | 648 | 647 |
| 656 | Neuroimmunology | 2 | 83 | 825 | 975 |
| 656 | hazard mitigation | 3 | 83 | 957 | 997 |
| 664 | Social work | 8 | 82 | 780 | 1012 |
| 665 | Total Quality Management | 4 | 81 | 393 | 503 |
| 665 | Learning disabilities | 5 | 81 | 591 | 688 |
| 665 | children | 3 | 81 | 518 | 534 |
| 668 | Language and Culture | 3 | 80 | 133 | 64 |
| 669 | Distance Education | 2 | 79 | 625 | 390 |
| 669 | environmental indicators | 1 | 79 | 1747 | 1455 |
| 669 | Lightweight concrete | 4 | 79 | 321 | 709 |
| 669 | Developmental Immunology | 4 | 79 | 721 | 927 |
| 669 | Neurons | 1 | 79 | 917 | 1175 |
| 674 | France | 19 | 78 | 74 | 181 |
| 674 | Learning | 6 | 78 | 887 | 1289 |
| 676 | Community Psychology | 3 | 77 | 526 | 568 |
| 676 | investigative techniques | 2 | 77 | 165 | 192 |
| 678 | Cloud Computing | 3 | 76 | 327 | 399 |
| 678 | Political Geography | 5 | 76 | 191 | 282 |
| 678 | Health risk communication | 4 | 76 | 48 | 75 |
| 678 | Food preferences | 4 | 76 | 295 | 468 |
| 682 | mutation | 2 | 75 | 780 | 822 |
| 682 | Chromosomes | 2 | 75 | 1194 | 1181 |
| 682 | biological evolution | 3 | 75 | 2034 | 2492 |
| 685 | Structural biology | 2 | 74 | 87 | 105 |
| 685 | Organometallic chemistry | 7 | 74 | 1313 | 1698 |
| 685 | Knowledge management | 4 | 74 | 388 | 248 |
| 688 | Law | 10 | 73 | 827 | 650 |
| 688 | Sustainable Development | 8 | 73 | 1201 | 2360 |
| 688 | embryonic development | 1 | 73 | 736 | 505 |
| 688 | Reading | 5 | 73 | 422 | 539 |
| 688 | fertility | 1 | 73 | 1406 | 1267 |
| 693 | Social welfare | 8 | 72 | 293 | 496 |
| 693 | Communism | 5 | 72 | 66 | 79 |
| 695 | Ethics | 2 | 71 | 1183 | 776 |
| 695 | Simulation | 2 | 71 | 276 | 275 |
| 695 | Land use | 2 | 71 | 1413 | 1381 |
| 695 | Extracellular matrix | 2 | 71 | 307 | 436 |
| 695 | theoretical models | 2 | 71 | 276 | 275 |
| 695 | collagen | 2 | 71 | 327 | 447 |
| 701 | Geopolitics | 6 | 70 | 132 | 207 |
| 701 | Bioethics | 4 | 70 | 771 | 732 |
| 701 | Ultrasonics | 4 | 70 | 1041 | 1579 |
| 701 | Sonochemistry | 4 | 70 | 468 | 1016 |
| 705 | Orthopedics | 1 | 69 | 2430 | 1648 |
| 705 | Orthopedic Surgery | 1 | 69 | 1399 | 902 |
| 705 | Soil biology | 1 | 69 | 1345 | 1274 |
| 705 | nuclear magnetic resonance spectroscopy | 1 | 69 | 1151 | 680 |
| 709 | Infections | 4 | 68 | 997 | 1585 |
| 709 | infection | 4 | 68 | 1489 | 2004 |
| 709 | Carbon | 4 | 68 | 1155 | 1821 |
| 709 | Virulence | 4 | 68 | 969 | 1784 |
| 709 | Group Identity | 3 | 68 | 66 | 51 |
| 709 | Exercise | 1 | 68 | 2186 | 1256 |
| 715 | health services accessibility | 2 | 67 | 1126 | 1015 |
| 715 | molecular design | 6 | 67 | 160 | 327 |
| 717 | Enteral nutrition | 3 | 66 | 803 | 1107 |
| 717 | Parenteral nutrition | 3 | 66 | 972 | 1272 |
| 717 | Speech Disorders | 3 | 66 | 931 | 981 |
| 717 | Protein engineering | 1 | 66 | 464 | 336 |
| 721 | Paleontology | 1 | 65 | 1843 | 1197 |
| 721 | Microcirculation | 3 | 65 | 460 | 556 |
| 721 | complementary therapies | 6 | 65 | 1474 | 2216 |
| 721 | Blood vessels | 3 | 65 | 359 | 457 |
| 721 | race relations | 5 | 65 | 420 | 522 |
| 721 | Catalysts | 3 | 65 | 699 | 756 |
| 727 | violence | 3 | 64 | 907 | 1047 |
| 728 | Medical Ethics | 2 | 63 | 1411 | 964 |
| 729 | Economic Geography | 3 | 62 | 364 | 389 |
| 729 | Plasma chemistry | 1 | 62 | 715 | 447 |
| 729 | Nutritional support | 2 | 62 | 224 | 289 |
| 729 | Fungi | 4 | 62 | 925 | 1280 |
| 729 | Microscopy | 4 | 62 | 1445 | 1440 |
| 734 | Computer Engineering | 1 | 61 | 1766 | 986 |
| 734 | Quantum Mechanics | 3 | 61 | 163 | 84 |
| 734 | Cytokine | 2 | 61 | 531 | 699 |
| 737 | Dementia | 14 | 60 | 766 | 1184 |
| 738 | Logistics | 3 | 59 | 493 | 734 |
| 738 | Justice | 4 | 59 | 6 | 10 |
| 738 | Political Ethics | 4 | 59 | 48 | 35 |
| 738 | Lipid bilayers | 2 | 59 | 563 | 552 |
| 738 | Vietnam | 1 | 59 | 328 | 72 |
| 743 | Information Retrieval | 2 | 58 | 655 | 614 |
| 744 | Data Mining | 5 | 57 | 1200 | 2121 |
| 744 | Experimental Psychology | 1 | 57 | 868 | 623 |
| 744 | Kinetics | 1 | 57 | 945 | 534 |
| 744 | Cellular senescence | 3 | 57 | 829 | 1321 |
| 744 | Semiotics | 4 | 57 | 295 | 157 |
| 744 | toxicity testing | 1 | 57 | 1359 | 1029 |
| 744 | phototherapy | 4 | 57 | 167 | 120 |
| 751 | Africa | 3 | 56 | 1739 | 1353 |
| 752 | Immunopharmacology | 1 | 55 | 1777 | 1432 |
| 752 | natural disasters | 1 | 55 | 2107 | 1691 |
| 754 | Databases | 2 | 54 | 468 | 451 |
| 754 | Mass Spectrometry | 2 | 54 | 1443 | 1384 |
| 754 | motor skills | 1 | 54 | 398 | 231 |
| 757 | Transportation Engineering | 8 | 53 | 271 | 575 |
| 757 | Hydrology | 3 | 53 | 2566 | 2750 |
| 757 | Thin Films | 3 | 53 | 624 | 566 |
| 757 | Proteome | 3 | 53 | 1218 | 1723 |
| 757 | forest policy | 2 | 53 | 449 | 469 |
| 757 | Therapeutics | 3 | 53 | 1732 | 2444 |
| 763 | Group decision making | 3 | 52 | 454 | 550 |
| 763 | Calorimetry | 4 | 52 | 1034 | 1281 |
| 763 | Earth Sciences | 2 | 52 | 3663 | 3392 |
| 763 | Thermal analysis | 4 | 52 | 1034 | 1281 |
| 767 | Cognitive Psychology | 6 | 51 | 245 | 415 |
| 767 | Compassion | 1 | 51 | 12 | 10 |
| 767 | Empathy | 1 | 51 | 66 | 12 |
| 767 | Neuroplasticity | 4 | 51 | 361 | 667 |
| 767 | Business communication | 1 | 51 | 293 | 197 |
| 767 | Growth factors | 1 | 51 | 558 | 631 |
| 773 | Avionics | 1 | 50 | 328 | 161 |
| 773 | Alternative Medicine | 5 | 50 | 1518 | 2437 |
| 775 | Neurotoxicology | 3 | 49 | 560 | 935 |
| 775 | Apoptosis | 3 | 49 | 235 | 474 |
| 775 | neurotoxins | 3 | 49 | 235 | 474 |
| 775 | Neurotoxic agents | 3 | 49 | 235 | 474 |
| 775 | Transnational corporations | 4 | 49 | 197 | 472 |
| 775 | multimedia | 1 | 49 | 879 | 758 |
| 775 | Nerve regeneration | 3 | 49 | 235 | 474 |
| 782 | Urban Planning | 1 | 48 | 680 | 579 |
| 782 | Synthetic biology | 1 | 48 | 592 | 516 |
| 782 | Housing | 1 | 48 | 808 | 683 |
| 782 | neuronal plasticity | 3 | 48 | 315 | 537 |
| 782 | Population | 1 | 48 | 1722 | 1270 |
| 782 | Organelle biogenesis | 5 | 48 | 134 | 315 |
| 782 | police | 4 | 48 | 312 | 326 |
| 789 | Public Health Administration | 1 | 47 | 685 | 364 |
| 789 | Analytical Biochemistry | 3 | 47 | 1859 | 2229 |
| 789 | Green Technology | 2 | 47 | 577 | 570 |
| 789 | Capital market | 3 | 47 | 376 | 604 |
| 789 | Cerebellum | 1 | 47 | 517 | 430 |
| 789 | Drug discovery | 2 | 47 | 337 | 399 |
| 789 | Cerebellar ataxia | 1 | 47 | 517 | 430 |
| 796 | Nanochemistry | 2 | 46 | 1584 | 1569 |
| 796 | Environmental Psychology | 1 | 46 | 640 | 663 |
| 796 | World Wide Web | 3 | 46 | 447 | 423 |
| 799 | Agricultural Chemistry | 1 | 45 | 3397 | 2987 |
| 799 | Regional Economics | 3 | 45 | 473 | 542 |
| 799 | Thermochemistry | 2 | 45 | 616 | 632 |
| 799 | Exercise therapy | 1 | 45 | 809 | 449 |
| 799 | histological techniques | 2 | 45 | 828 | 1147 |
| 799 | Crystal growth | 3 | 45 | 1094 | 1346 |
| 799 | Heterocyclic compounds | 4 | 45 | 896 | 960 |
| 806 | Astronomy | 5 | 44 | 2130 | 2997 |
| 806 | Rural Development | 5 | 44 | 375 | 709 |
| 806 | Stochastic Processes | 5 | 44 | 709 | 986 |
| 806 | Plant physiology | 2 | 44 | 2309 | 2748 |
| 806 | Human-robot interaction | 1 | 44 | 124 | 94 |
| 806 | Surface properties | 5 | 44 | 904 | 1900 |
| 806 | vascular diseases | 3 | 44 | 700 | 1108 |
| 813 | Molecular Microbiology | 2 | 43 | 1015 | 1495 |
| 813 | ethnic groups | 3 | 43 | 319 | 468 |
| 813 | Steroids | 2 | 43 | 1193 | 1370 |
| 816 | Criminology | 3 | 42 | 868 | 921 |
| 816 | Machine Learning | 3 | 42 | 385 | 509 |
| 816 | behavior therapy | 3 | 42 | 809 | 1131 |
| 816 | Respiration | 2 | 42 | 1729 | 2073 |
| 820 | food technology | 4 | 41 | 2200 | 3413 |
| 820 | Cross-Cultural Studies | 3 | 41 | 650 | 917 |
| 820 | peptides | 2 | 41 | 1210 | 1152 |
| 820 | Library Science | 6 | 41 | 824 | 943 |
| 820 | Creativity | 1 | 41 | 559 | 483 |
| 825 | Language Acquisition | 4 | 40 | 340 | 540 |
| 825 | Oncogenes | 2 | 40 | 1356 | 2021 |
| 825 | Cell division | 1 | 40 | 1053 | 1022 |
| 825 | Child welfare | 3 | 40 | 1058 | 1361 |
| 829 | Digital humanities | 2 | 39 | 121 | 140 |
| 829 | monitoring | 2 | 39 | 359 | 325 |
| 831 | Theology | 4 | 38 | 737 | 262 |
| 832 | Municipal Engineering | 5 | 37 | 212 | 649 |
| 832 | Sovereignty | 2 | 37 | 156 | 202 |
| 832 | Bioinorganic chemistry | 1 | 37 | 2058 | 1898 |
| 832 | Critical theory | 2 | 37 | 222 | 166 |
| 836 | Chronic diseases | 2 | 36 | 763 | 1053 |
| 837 | Philosophy | 7 | 35 | 1128 | 1037 |
| 837 | Organizational learning | 1 | 35 | 1037 | 563 |
| 837 | Investment analysis | 3 | 35 | 777 | 1088 |
| 837 | Semantic web | 2 | 35 | 216 | 258 |
| 837 | Multiple sclerosis | 2 | 35 | 733 | 708 |
| 842 | Behavioral research | 2 | 34 | 646 | 673 |
| 842 | Immunochemistry | 1 | 34 | 1677 | 1505 |
| 842 | animal diseases | 1 | 34 | 888 | 814 |
| 845 | Graph Theory | 1 | 33 | 1246 | 672 |
| 845 | Evolutionary economics | 1 | 33 | 330 | 266 |
| 845 | Religion | 7 | 33 | 599 | 652 |
| 845 | Bioremediation | 3 | 33 | 857 | 1584 |
| 845 | Feminist theory | 2 | 33 | 257 | 236 |
| 845 | locomotion | 1 | 33 | 1019 | 1000 |
| 845 | posture | 1 | 33 | 1019 | 1000 |
| 845 | Chemical analysis | 3 | 33 | 1219 | 1776 |
| 845 | Budget | 2 | 33 | 175 | 159 |
| 845 | Consciousness | 1 | 33 | 810 | 646 |
| 845 | gait | 1 | 33 | 1019 | 1000 |
| 845 | walking | 1 | 33 | 1019 | 1000 |
| 845 | Population Dynamics | 1 | 33 | 381 | 326 |
| 858 | Social Movements | 3 | 32 | 110 | 178 |
| 858 | Quality Control | 3 | 32 | 1947 | 2721 |
| 858 | Electromagnetism | 1 | 32 | 1623 | 1342 |
| 858 | Physical organic chemistry | 3 | 32 | 1453 | 1855 |
| 858 | Photochemistry | 2 | 32 | 2171 | 2582 |
| 858 | preventive medicine | 1 | 32 | 2074 | 2035 |
| 858 | Collective behavior | 2 | 32 | 101 | 170 |
| 858 | nucleotides | 4 | 32 | 298 | 361 |
| 858 | Entomology | 1 | 32 | 3322 | 2638 |
| 867 | Product Design | 4 | 31 | 446 | 647 |
| 867 | Conservation Biology | 1 | 31 | 1833 | 1872 |
| 867 | Supply Chain Management | 1 | 31 | 173 | 60 |
| 867 | Smoking | 1 | 31 | 1196 | 1278 |
| 867 | Harmonic Analysis | 2 | 31 | 185 | 282 |
| 867 | clay minerals | 1 | 31 | 511 | 533 |
| 867 | probabilities | 4 | 31 | 1129 | 1227 |
| 867 | mental processes | 3 | 31 | 334 | 488 |
| 875 | Speech-Language Pathology | 3 | 30 | 275 | 481 |
| 875 | Nursing | 2 | 30 | 2221 | 2280 |
| 875 | Food Preservation | 1 | 30 | 1297 | 1027 |
| 875 | Bibliometrics | 2 | 30 | 170 | 311 |
| 875 | polar regions | 1 | 30 | 1120 | 1011 |
| 875 | automatic speech recognition | 3 | 30 | 131 | 312 |
| 875 | educational innovations | 3 | 30 | 496 | 784 |
| 875 | Liquid chromatography | 2 | 30 | 697 | 629 |
| 883 | Obstetrics | 4 | 29 | 2022 | 3259 |
| 883 | Macroeconomics | 3 | 29 | 374 | 506 |
| 883 | Industrial Statistics | 3 | 29 | 199 | 232 |
| 883 | Cryptography | 1 | 29 | 1128 | 695 |
| 883 | Environmental Education | 3 | 29 | 359 | 592 |
| 883 | Fibers | 1 | 29 | 234 | 98 |
| 883 | Autonomous robots | 1 | 29 | 353 | 419 |
| 890 | Emergency Medical Services | 2 | 28 | 980 | 1210 |
| 890 | Philosophy of Mind | 2 | 28 | 328 | 381 |
| 890 | Surface-Active Agents | 2 | 28 | 1382 | 2088 |
| 890 | emergency management | 2 | 28 | 1124 | 1459 |
| 890 | Turbulence | 1 | 28 | 422 | 367 |
| 890 | Adolescent | 2 | 28 | 2541 | 2917 |
| 890 | Radio waves | 1 | 28 | 1426 | 1393 |
| 890 | Pakistan | 1 | 28 | 648 | 264 |
| 890 | educational planning | 2 | 28 | 500 | 705 |
| 890 | Growth | 2 | 28 | 1339 | 1994 |
| 890 | nation-building | 1 | 28 | 74 | 64 |
| 901 | Industrial Microbiology | 4 | 27 | 1764 | 3316 |
| 901 | Biodegradation | 2 | 27 | 956 | 1531 |
| 901 | Research methodology | 1 | 27 | 206 | 252 |
| 901 | civilization | 12 | 27 | 617 | 700 |
| 901 | Latin America | 7 | 27 | 880 | 1190 |
| 901 | plasma spraying | 1 | 27 | 448 | 446 |
| 901 | recreation | 2 | 27 | 803 | 809 |
| 901 | Leisure | 2 | 27 | 447 | 607 |
| 909 | Oceanography | 1 | 26 | 2548 | 2461 |
| 909 | Artificial Organs | 2 | 26 | 810 | 946 |
| 909 | International Business | 4 | 26 | 89 | 311 |
| 912 | Information Theory | 3 | 25 | 1432 | 1914 |
| 912 | Nanomedicine | 2 | 25 | 293 | 636 |
| 912 | Asthma | 3 | 25 | 698 | 1150 |
| 912 | Cytogenetics | 2 | 25 | 1830 | 2667 |
| 912 | Semantics | 2 | 25 | 305 | 364 |
| 912 | Social Entrepreneurship | 1 | 25 | 281 | 321 |
| 912 | microwave communication systems | 1 | 25 | 723 | 665 |
| 912 | Solitons | 3 | 25 | 1124 | 1686 |
| 912 | Entropy | 5 | 25 | 882 | 1596 |
| 912 | Fractals | 3 | 25 | 1285 | 1810 |
| 912 | Chaos | 3 | 25 | 1124 | 1686 |
| 912 | Marine resources | 1 | 25 | 1175 | 1286 |
| 912 | ports | 1 | 25 | 520 | 525 |
| 912 | construction contracts | 4 | 25 | 27 | 23 |
| 912 | sports administration | 2 | 25 | 372 | 515 |
| 912 | Alzheimer's disease | 15 | 25 | 746 | 1717 |
| 912 | Microwave devices | 1 | 25 | 818 | 717 |
| 912 | Aquaculture | 2 | 25 | 1640 | 2051 |
| 930 | speech therapy | 2 | 24 | 485 | 600 |
| 930 | Computer-Aided Design | 4 | 24 | 1072 | 1955 |
| 930 | Speech Perception | 1 | 24 | 609 | 694 |
| 930 | auditory perception | 1 | 24 | 726 | 774 |
| 930 | Urban Transportation | 1 | 24 | 399 | 333 |
| 930 | biofuels | 1 | 24 | 544 | 894 |
| 930 | Feasibility studies | 4 | 24 | 218 | 349 |
| 930 | psychophysics | 1 | 24 | 546 | 498 |
| 930 | Documentation | 1 | 24 | 595 | 489 |
| 930 | language therapy | 2 | 24 | 187 | 258 |
| 930 | Oral communication | 1 | 24 | 727 | 698 |
| 930 | industrial accidents | 2 | 24 | 15 | 29 |
| 930 | Agriculture | 2 | 24 | 2806 | 3343 |
| 943 | Anatomy | 2 | 23 | 2226 | 2807 |
| 943 | Psychiatric Nursing | 2 | 23 | 819 | 1053 |
| 943 | hospice care | 2 | 23 | 687 | 951 |
| 943 | orphan drugs | 1 | 23 | 164 | 63 |
| 943 | global environmental change | 1 | 23 | 1382 | 1771 |
| 943 | Germany | 6 | 23 | 394 | 648 |
| 943 | Cost effectiveness | 2 | 23 | 109 | 175 |
| 943 | Yeast | 2 | 23 | 560 | 877 |
| 943 | Pregnancy | 3 | 23 | 865 | 1549 |
| 952 | Petroleum Engineering | 1 | 22 | 1287 | 1273 |
| 952 | Urology | 1 | 22 | 2474 | 2632 |
| 952 | Fluid Mechanics | 4 | 22 | 1509 | 2380 |
| 952 | Environmental Law | 1 | 22 | 1807 | 2309 |
| 952 | sanitation | 1 | 22 | 2329 | 2936 |
| 952 | Ethnic Conflict | 2 | 22 | 320 | 504 |
| 952 | reasoning | 1 | 22 | 730 | 675 |
| 952 | data collection | 2 | 22 | 1382 | 2166 |
| 952 | Electrons | 3 | 22 | 82 | 128 |
| 952 | forced migration | 2 | 22 | 320 | 504 |
| 952 | water reuse | 1 | 22 | 566 | 712 |
| 952 | Imaging systems | 2 | 22 | 1115 | 1167 |
| 964 | Experimental Design | 1 | 21 | 507 | 479 |
| 964 | Nanoelectronics | 3 | 21 | 871 | 1208 |
| 964 | Astrocytes | 2 | 21 | 555 | 1050 |
| 964 | Communication in medicine | 1 | 21 | 890 | 981 |
| 964 | libraries | 2 | 21 | 941 | 768 |
| 964 | Customer Relations | 4 | 21 | 51 | 188 |
| 964 | Semiconductor industry | 3 | 21 | 655 | 1013 |
| 971 | Nuclear Engineering | 3 | 20 | 1689 | 2136 |
| 971 | Telecommunications | 3 | 20 | 818 | 1225 |
| 971 | Electromagnetic waves | 1 | 20 | 601 | 529 |
| 971 | Freeze-Drying | 1 | 20 | 727 | 810 |
| 971 | Hypothermia | 1 | 20 | 727 | 810 |
| 971 | Freeze Drying | 1 | 20 | 727 | 810 |
| 971 | Spain | 9 | 20 | 376 | 665 |
| 978 | Geriatric Nursing | 1 | 19 | 865 | 802 |
| 978 | Digital Media | 4 | 19 | 144 | 399 |
| 978 | Photogrammetry | 2 | 19 | 1119 | 856 |
| 978 | Hematopoietic stem cell transplantation | 1 | 19 | 791 | 1065 |
| 978 | Law and Economics | 1 | 19 | 488 | 416 |
| 978 | Consumer Protection | 2 | 19 | 225 | 415 |
| 978 | Organometallic compounds | 5 | 19 | 1002 | 1914 |
| 978 | Comparative Advertising | 1 | 19 | 158 | 188 |
| 978 | consumers | 2 | 19 | 447 | 753 |
| 978 | Japan | 1 | 19 | 3272 | 3019 |
| 978 | Literacy | 2 | 19 | 339 | 454 |
| 978 | Minerals | 2 | 19 | 1010 | 1541 |
| 990 | Arts | 3 | 18 | 522 | 411 |
| 990 | Quantum Chemistry | 4 | 18 | 775 | 1208 |
| 990 | Financial Regulation | 1 | 18 | 98 | 66 |
| 990 | solar power | 1 | 18 | 1332 | 1734 |
| 990 | Family | 2 | 18 | 1142 | 1620 |
| 990 | Mortgages | 2 | 18 | 250 | 449 |
| 990 | families | 2 | 18 | 1048 | 1329 |
| 990 | construction | 4 | 18 | 146 | 439 |
| 990 | disabilities | 2 | 18 | 922 | 1393 |
| 990 | solar cells | 1 | 18 | 1456 | 1882 |
| 990 | Sedimentary rocks | 1 | 18 | 933 | 1078 |