| 1 | Pharmacology | 56 | 6.4K | 1704 | 710 |
| 2 | Medicine | 201 | 5.6K | 1622 | 2159 |
| 3 | Pharmaceutical Chemistry | 16 | 5.2K | 2303 | 475 |
| 4 | Ecology | 81 | 4.3K | 1466 | 1413 |
| 5 | Chemical Engineering | 81 | 3.6K | 1033 | 935 |
| 6 | Renewable Energy Sources | 36 | 3.4K | 534 | 456 |
| 7 | Environment | 44 | 3.0K | 1518 | 1476 |
| 8 | Chemistry | 131 | 2.9K | 2164 | 3007 |
| 9 | Science | 180 | 2.9K | 1710 | 3997 |
| 10 | Research | 145 | 2.7K | 1580 | 2348 |
| 11 | Biochemistry | 108 | 2.6K | 2377 | 2813 |
| 12 | Biochemical Engineering | 30 | 2.5K | 1126 | 1042 |
| 13 | management | 71 | 2.3K | 613 | 733 |
| 14 | Pollution | 49 | 2.3K | 1633 | 1690 |
| 15 | environmental pollution | 38 | 2.1K | 1456 | 1194 |
| 16 | Environmental Health | 58 | 1.9K | 1320 | 1610 |
| 17 | Materials | 112 | 1.8K | 1328 | 1939 |
| 18 | Environmental monitoring | 30 | 1.8K | 1330 | 1003 |
| 19 | Biotechnology | 68 | 1.8K | 1556 | 2160 |
| 20 | Building Materials | 35 | 1.8K | 378 | 347 |
| 21 | Production Management | 20 | 1.7K | 357 | 288 |
| 22 | Microbiology | 65 | 1.7K | 1959 | 2679 |
| 23 | Molecular Biology | 59 | 1.7K | 2763 | 3464 |
| 24 | Biomass Energy | 37 | 1.6K | 617 | 680 |
| 25 | Polymers | 84 | 1.5K | 1085 | 1349 |
| 26 | Asia | 161 | 1.5K | 103 | 202 |
| 27 | Biology | 70 | 1.5K | 3036 | 5104 |
| 28 | Biomedical Engineering | 53 | 1.5K | 1261 | 1414 |
| 29 | mass transfer | 37 | 1.4K | 365 | 332 |
| 30 | Materials Science | 40 | 1.3K | 1700 | 1661 |
| 30 | Biophysics | 36 | 1.3K | 2494 | 2160 |
| 32 | Biocompatible Materials | 28 | 1.3K | 1551 | 1606 |
| 33 | polymerization | 68 | 1.3K | 1008 | 1192 |
| 34 | Alternative Medicine | 61 | 1.3K | 196 | 228 |
| 34 | complementary therapies | 61 | 1.3K | 204 | 234 |
| 36 | Economics | 41 | 1.2K | 1434 | 1091 |
| 37 | software | 5 | 1.2K | 827 | 85 |
| 38 | Environmental Management | 27 | 1.2K | 934 | 940 |
| 39 | Public Health | 55 | 1.2K | 1535 | 2042 |
| 40 | Environmental Policy | 28 | 1.2K | 1057 | 1194 |
| 41 | Parasitology | 67 | 1.1K | 406 | 591 |
| 42 | Operations Research | 21 | 1.1K | 911 | 579 |
| 43 | Analytical Chemistry | 45 | 1.1K | 1510 | 1660 |
| 44 | marketing | 25 | 1.1K | 615 | 571 |
| 45 | finance | 41 | 1.1K | 540 | 518 |
| 46 | Engineering Geology | 26 | 1.1K | 417 | 349 |
| 47 | Colloids | 28 | 1.0K | 1514 | 1486 |
| 48 | Epidemiology | 40 | 997 | 1207 | 1423 |
| 49 | food technology | 37 | 886 | 647 | 846 |
| 50 | Psychology | 20 | 877 | 2492 | 1836 |
| 51 | Composite Materials | 23 | 876 | 1107 | 1131 |
| 52 | Environmental Engineering | 62 | 856 | 712 | 1579 |
| 53 | radioactive waste | 11 | 849 | 301 | 250 |
| 53 | industrial waste | 11 | 849 | 324 | 251 |
| 53 | Hazardous waste | 11 | 849 | 379 | 265 |
| 56 | Civil Engineering | 65 | 834 | 151 | 137 |
| 57 | Mycology | 6 | 828 | 1458 | 580 |
| 58 | Immunity | 10 | 819 | 1395 | 1444 |
| 59 | Economic History | 88 | 812 | 494 | 864 |
| 60 | Surface Chemistry | 28 | 805 | 1586 | 1654 |
| 61 | Fungi | 4 | 795 | 1097 | 435 |
| 62 | Process Control | 18 | 792 | 249 | 342 |
| 63 | Combustion | 8 | 785 | 871 | 382 |
| 64 | Business | 30 | 760 | 628 | 894 |
| 65 | Catalysis | 33 | 759 | 1494 | 1863 |
| 66 | International Finance | 22 | 755 | 519 | 438 |
| 67 | Quality Control | 17 | 752 | 612 | 415 |
| 68 | Cytology | 19 | 751 | 2502 | 2833 |
| 69 | health services | 4 | 737 | 1190 | 243 |
| 70 | Bioengineering | 33 | 724 | 1528 | 2504 |
| 71 | Malaria | 26 | 712 | 187 | 219 |
| 72 | Environmental Toxicology | 11 | 702 | 1435 | 1155 |
| 72 | United States | 21 | 702 | 2476 | 2014 |
| 74 | Mathematics | 101 | 691 | 1411 | 1874 |
| 75 | Water pollution | 25 | 666 | 1024 | 1380 |
| 75 | Tropical Medicine | 41 | 666 | 340 | 494 |
| 77 | Immunology | 21 | 665 | 2090 | 2416 |
| 77 | Energy Policy | 32 | 665 | 704 | 1356 |
| 79 | Infection control | 31 | 654 | 101 | 159 |
| 80 | Heat Exchangers | 13 | 653 | 516 | 420 |
| 81 | Transportation | 55 | 634 | 303 | 607 |
| 82 | Production Planning | 16 | 628 | 43 | 53 |
| 82 | Production Control | 16 | 628 | 43 | 53 |
| 84 | Structural Engineering | 27 | 624 | 524 | 521 |
| 85 | Medical Microbiology | 13 | 616 | 1501 | 1531 |
| 86 | Soil Mechanics | 18 | 597 | 453 | 457 |
| 87 | concrete | 19 | 579 | 324 | 512 |
| 88 | Physics | 38 | 552 | 4328 | 7238 |
| 88 | Toxicology | 20 | 552 | 2502 | 2723 |
| 90 | Clinical Pharmacology | 16 | 540 | 718 | 607 |
| 91 | Surgery | 10 | 535 | 1602 | 1568 |
| 92 | Parasitic Diseases | 28 | 534 | 680 | 1070 |
| 93 | Hospitals | 29 | 530 | 172 | 233 |
| 94 | Ocean Engineering | 28 | 529 | 507 | 685 |
| 95 | Engineering | 35 | 527 | 1339 | 1486 |
| 96 | actuators | 13 | 517 | 1191 | 1105 |
| 96 | transducers | 13 | 517 | 1191 | 1105 |
| 98 | Geotechnical Engineering | 46 | 507 | 54 | 142 |
| 99 | Dermatology | 24 | 505 | 787 | 934 |
| 100 | public works | 44 | 502 | 2 | 8 |
| 101 | Ethnology | 34 | 500 | 310 | 324 |
| 102 | environmental protection | 25 | 499 | 1241 | 1860 |
| 103 | energy conservation | 18 | 497 | 659 | 1022 |
| 104 | Water | 11 | 491 | 1561 | 1663 |
| 105 | food handling | 9 | 484 | 441 | 340 |
| 106 | Fixed Point Theory | 39 | 481 | 20 | 21 |
| 107 | Technology | 49 | 477 | 1042 | 1883 |
| 108 | Earthquake Engineering | 16 | 473 | 576 | 583 |
| 109 | Cryptography | 3 | 472 | 747 | 84 |
| 110 | Mental Disorders | 12 | 470 | 2064 | 2044 |
| 111 | Manufacturing Processes | 19 | 462 | 975 | 1049 |
| 112 | Plastics | 24 | 459 | 521 | 574 |
| 113 | Rock Mechanics | 15 | 456 | 370 | 407 |
| 114 | Dentistry | 18 | 428 | 257 | 213 |
| 115 | Orthopedics | 18 | 426 | 775 | 891 |
| 116 | Drying | 14 | 417 | 102 | 108 |
| 117 | Food | 10 | 415 | 2144 | 1833 |
| 118 | Immune system | 4 | 411 | 1174 | 1110 |
| 119 | coal | 12 | 405 | 822 | 952 |
| 120 | Sales management | 1 | 402 | 404 | 183 |
| 120 | selling | 1 | 402 | 404 | 183 |
| 122 | Virology | 14 | 399 | 1947 | 2936 |
| 122 | China | 17 | 399 | 1324 | 1220 |
| 124 | infection | 11 | 398 | 1073 | 1159 |
| 125 | Mental illness | 7 | 395 | 1760 | 1570 |
| 126 | Physiology | 15 | 389 | 2625 | 2945 |
| 127 | Hydraulic Engineering | 19 | 386 | 333 | 405 |
| 128 | biological factors | 40 | 385 | 332 | 986 |
| 129 | Parasites | 17 | 384 | 674 | 741 |
| 130 | Electrical Engineering | 19 | 378 | 1727 | 1082 |
| 131 | world | 4 | 377 | 726 | 525 |
| 132 | Japan | 31 | 375 | 600 | 667 |
| 133 | Plant Ecology | 4 | 372 | 1830 | 1232 |
| 134 | Production Engineering | 21 | 368 | 689 | 743 |
| 135 | Population | 7 | 365 | 737 | 452 |
| 136 | drug therapy | 21 | 364 | 1154 | 1638 |
| 136 | Agriculture | 6 | 364 | 2044 | 1261 |
| 136 | Thorax | 2 | 364 | 791 | 307 |
| 139 | Neurology | 22 | 355 | 2898 | 4163 |
| 140 | Infections | 5 | 348 | 1222 | 1018 |
| 140 | drugs | 16 | 348 | 1099 | 1273 |
| 142 | Waste management | 20 | 347 | 389 | 497 |
| 143 | Systems Engineering | 7 | 342 | 1609 | 835 |
| 143 | Evidence-Based Medicine | 23 | 342 | 299 | 433 |
| 145 | Sustainable Engineering | 15 | 339 | 717 | 1038 |
| 146 | Social Change | 5 | 338 | 810 | 669 |
| 147 | Virulence | 4 | 336 | 1303 | 1241 |
| 148 | Cell Biology | 20 | 335 | 2315 | 3791 |
| 149 | Diagnostic microbiology | 8 | 333 | 1047 | 1398 |
| 150 | Pharmacognosy | 16 | 331 | 809 | 1243 |
| 151 | Biopharmaceutics | 8 | 330 | 818 | 684 |
| 152 | Medicinal plants | 27 | 329 | 341 | 922 |
| 153 | Allergy | 12 | 328 | 803 | 1334 |
| 154 | Immunotherapy | 6 | 327 | 1710 | 1584 |
| 155 | Community Psychiatry | 4 | 324 | 1118 | 623 |
| 155 | Total Quality Management | 10 | 324 | 153 | 122 |
| 157 | Nutrition | 12 | 322 | 2998 | 3252 |
| 158 | United Kingdom | 3 | 317 | 2147 | 1226 |
| 158 | energy resources | 8 | 317 | 900 | 1232 |
| 160 | Artificial Intelligence | 22 | 315 | 1605 | 2133 |
| 161 | Psychiatric Epidemiology | 3 | 313 | 619 | 340 |
| 162 | natural products | 50 | 312 | 253 | 857 |
| 163 | natural disasters | 10 | 307 | 652 | 710 |
| 164 | Food Policy | 1 | 304 | 777 | 227 |
| 164 | Medical genetics | 10 | 304 | 2225 | 2789 |
| 164 | agricultural policy | 1 | 304 | 570 | 188 |
| 167 | Telemedicine | 2 | 302 | 650 | 156 |
| 168 | Nanostructured Materials | 19 | 301 | 1611 | 2255 |
| 169 | Marine Biology | 11 | 300 | 1702 | 1785 |
| 170 | Nanotechnology | 23 | 299 | 2420 | 3842 |
| 171 | Social Sciences | 27 | 296 | 1264 | 1535 |
| 172 | Computational Complexity | 1 | 294 | 2065 | 266 |
| 173 | Food additives | 3 | 293 | 1464 | 823 |
| 174 | Sustainable Development | 15 | 292 | 860 | 1374 |
| 175 | Information Technology | 33 | 286 | 537 | 1132 |
| 176 | Tourism | 11 | 285 | 858 | 1079 |
| 177 | Engineering Mathematics | 14 | 282 | 1304 | 998 |
| 178 | foreign exchange | 2 | 279 | 496 | 217 |
| 178 | Optical materials | 6 | 279 | 2239 | 2035 |
| 180 | Developing countries | 22 | 274 | 816 | 1419 |
| 181 | Spectrum analysis | 21 | 273 | 2322 | 3123 |
| 182 | Fluid Dynamics | 6 | 272 | 970 | 641 |
| 183 | Fracture mechanics | 14 | 271 | 713 | 814 |
| 184 | Water quality management | 17 | 269 | 733 | 928 |
| 185 | Host-parasite interactions | 3 | 268 | 1619 | 1503 |
| 186 | food industry | 13 | 266 | 152 | 165 |
| 187 | Technological Innovations | 14 | 261 | 318 | 522 |
| 187 | commerce | 17 | 261 | 572 | 923 |
| 189 | Demography | 6 | 259 | 536 | 442 |
| 190 | Pharmacy | 12 | 252 | 1282 | 1543 |
| 191 | hydrocolloids | 1 | 245 | 1158 | 615 |
| 192 | Green Chemistry | 7 | 244 | 1334 | 1559 |
| 193 | Marine Pollution | 6 | 242 | 974 | 985 |
| 194 | Emergency Medicine | 14 | 237 | 895 | 983 |
| 195 | Geriatrics | 16 | 235 | 1680 | 2207 |
| 196 | Coastal Engineering | 10 | 234 | 35 | 19 |
| 197 | Orthopedic Surgery | 7 | 233 | 674 | 609 |
| 197 | Organometallic chemistry | 17 | 233 | 848 | 1058 |
| 197 | textile fibers | 10 | 233 | 234 | 116 |
| 200 | Hematology | 41 | 232 | 1502 | 2680 |
| 200 | Nanoparticles | 7 | 232 | 1455 | 1465 |
| 202 | hazard mitigation | 5 | 230 | 751 | 553 |
| 203 | Rheology | 5 | 226 | 516 | 338 |
| 204 | miniaturization | 8 | 224 | 1335 | 1761 |
| 205 | Econometrics | 3 | 222 | 1575 | 802 |
| 206 | cytokines | 2 | 221 | 2067 | 1147 |
| 207 | Computer Graphics | 9 | 220 | 1068 | 1037 |
| 207 | Nervous system | 4 | 220 | 2814 | 2492 |
| 209 | Biosensors | 6 | 219 | 1014 | 1368 |
| 209 | Behavior | 11 | 219 | 2135 | 3096 |
| 211 | Psychiatry | 14 | 218 | 2807 | 3867 |
| 211 | Metabolism | 4 | 218 | 3208 | 2940 |
| 213 | Electrochemistry | 19 | 217 | 2075 | 2736 |
| 213 | Growth factors | 1 | 217 | 674 | 339 |
| 213 | Cytokine | 1 | 217 | 941 | 397 |
| 216 | Oncology | 6 | 215 | 2098 | 2707 |
| 217 | Human genetics | 2 | 212 | 3304 | 3691 |
| 218 | Critical Care | 5 | 210 | 1718 | 1969 |
| 219 | Bioelectronics | 5 | 209 | 980 | 1266 |
| 220 | East Asia | 16 | 208 | 150 | 155 |
| 221 | Technology Assessment | 5 | 206 | 203 | 252 |
| 222 | Human-Computer Interaction | 6 | 202 | 1194 | 993 |
| 222 | Brain | 5 | 202 | 2655 | 2465 |
| 224 | Image Processing | 11 | 201 | 1167 | 1550 |
| 224 | Earth Sciences | 17 | 201 | 1713 | 2485 |
| 226 | human behavior | 9 | 195 | 1690 | 2707 |
| 227 | Critical Care Medicine | 4 | 194 | 1762 | 1995 |
| 227 | Drug delivery systems | 11 | 194 | 834 | 1481 |
| 227 | Bones | 4 | 194 | 1062 | 921 |
| 227 | Vaccines | 20 | 194 | 814 | 1659 |
| 231 | Electronics | 20 | 193 | 1758 | 2261 |
| 232 | Tunneling | 3 | 192 | 353 | 284 |
| 232 | underground construction | 3 | 192 | 353 | 284 |
| 234 | Lightweight concrete | 2 | 189 | 557 | 498 |
| 234 | health planning | 16 | 189 | 915 | 1436 |
| 236 | Nonlinear Dynamics | 7 | 188 | 1770 | 1637 |
| 237 | Investment analysis | 7 | 186 | 467 | 498 |
| 238 | Neural circuitry | 5 | 185 | 1766 | 1610 |
| 239 | Genetics | 10 | 183 | 3044 | 4435 |
| 240 | Cement | 3 | 181 | 702 | 704 |
| 241 | proteins | 7 | 179 | 1853 | 1924 |
| 242 | Histology | 11 | 177 | 1196 | 1854 |
| 242 | Water Purification | 11 | 177 | 550 | 694 |
| 244 | Geosynthetics | 10 | 176 | 38 | 62 |
| 245 | Dental Public Health | 4 | 175 | 151 | 83 |
| 245 | Industrial Safety | 6 | 175 | 928 | 793 |
| 247 | Organic Chemistry | 24 | 170 | 1496 | 2751 |
| 247 | Food Safety | 7 | 170 | 91 | 88 |
| 247 | Municipal Engineering | 9 | 170 | 99 | 178 |
| 247 | Southeast Asia | 25 | 170 | 58 | 118 |
| 251 | Neuropsychology | 4 | 169 | 2501 | 2134 |
| 252 | Drug design | 5 | 168 | 1606 | 1613 |
| 253 | Magnetic Materials | 2 | 167 | 1948 | 1228 |
| 253 | Strategic planning | 3 | 167 | 860 | 559 |
| 253 | Australia | 14 | 167 | 939 | 1297 |
| 256 | Mining Engineering | 2 | 166 | 817 | 374 |
| 257 | Laser therapy | 15 | 165 | 118 | 175 |
| 257 | Financial Institutions | 4 | 165 | 363 | 252 |
| 259 | economic policy | 30 | 164 | 727 | 1437 |
| 260 | Recycling | 4 | 163 | 538 | 845 |
| 261 | Statistical physics | 9 | 162 | 2747 | 2795 |
| 262 | Molecular Spectroscopy | 7 | 161 | 1373 | 1390 |
| 263 | Regional Planning | 10 | 159 | 932 | 1146 |
| 264 | Ergonomics | 7 | 158 | 803 | 719 |
| 265 | Neurophysiology | 3 | 156 | 3519 | 3160 |
| 266 | Health | 8 | 153 | 1781 | 2154 |
| 267 | Child Development | 5 | 152 | 1922 | 1973 |
| 267 | drug evaluation | 7 | 152 | 1004 | 1139 |
| 269 | Communication | 8 | 151 | 1441 | 1418 |
| 269 | Phytotherapy | 14 | 151 | 275 | 729 |
| 271 | viruses | 3 | 145 | 1903 | 1977 |
| 272 | Antibacterial agents | 4 | 144 | 760 | 782 |
| 273 | Diabetes mellitus | 4 | 143 | 2455 | 2719 |
| 273 | Diabetes | 4 | 143 | 2559 | 2795 |
| 275 | Solitons | 4 | 141 | 1037 | 809 |
| 275 | Fractals | 4 | 141 | 1211 | 899 |
| 275 | Chaos | 4 | 141 | 1037 | 809 |
| 278 | venom | 5 | 140 | 756 | 690 |
| 278 | Toxins | 5 | 140 | 841 | 767 |
| 280 | Environmental Chemistry | 10 | 139 | 1331 | 2465 |
| 280 | Export Marketing | 3 | 139 | 213 | 234 |
| 282 | Industrial Engineering | 16 | 138 | 826 | 1653 |
| 283 | Biomass | 6 | 137 | 419 | 822 |
| 284 | Genetic engineering | 3 | 134 | 2806 | 2571 |
| 284 | energy development | 7 | 134 | 506 | 926 |
| 286 | Surveying | 2 | 131 | 245 | 29 |
| 286 | Economic Development | 16 | 131 | 720 | 1816 |
| 288 | Clinical Chemistry | 7 | 130 | 2662 | 3386 |
| 289 | Proteomics | 3 | 127 | 1480 | 1456 |
| 289 | drinking water | 11 | 127 | 30 | 41 |
| 289 | hygiene | 11 | 127 | 200 | 486 |
| 292 | organization | 6 | 126 | 558 | 820 |
| 293 | Asthma | 7 | 125 | 509 | 613 |
| 293 | drug resistance | 3 | 125 | 910 | 775 |
| 295 | Endocrinology | 4 | 124 | 3555 | 3804 |
| 296 | Rheumatology | 15 | 122 | 652 | 1506 |
| 296 | Obstetrics | 7 | 122 | 2338 | 2649 |
| 296 | Evolutionary Genetics | 7 | 122 | 387 | 686 |
| 296 | Molecular Epidemiology | 7 | 122 | 387 | 686 |
| 296 | Surface-Active Agents | 4 | 122 | 1062 | 1303 |
| 296 | Surface properties | 4 | 122 | 1142 | 1427 |
| 302 | Transplantation | 7 | 121 | 1098 | 1607 |
| 302 | Food preferences | 2 | 121 | 568 | 425 |
| 304 | Natural resources | 10 | 120 | 399 | 846 |
| 305 | animal diseases | 2 | 119 | 722 | 435 |
| 306 | Astronomy | 3 | 118 | 3211 | 2918 |
| 306 | Industrial Microbiology | 6 | 118 | 1640 | 2437 |
| 306 | Biomechanics | 2 | 118 | 2266 | 1516 |
| 306 | Chromosome mapping | 6 | 118 | 1650 | 2499 |
| 306 | Therapeutics | 7 | 118 | 1539 | 2353 |
| 306 | gene mapping | 6 | 118 | 1865 | 2819 |
| 312 | geological modeling | 9 | 117 | 240 | 433 |
| 312 | Capital market | 6 | 117 | 230 | 387 |
| 314 | Urban Planning | 2 | 116 | 558 | 378 |
| 314 | Medical Oncology | 2 | 116 | 3148 | 2407 |
| 314 | community development | 2 | 116 | 850 | 454 |
| 314 | Radiobiology | 2 | 116 | 2759 | 1830 |
| 314 | Housing | 2 | 116 | 663 | 461 |
| 319 | Optics | 11 | 115 | 3382 | 3680 |
| 319 | Extracellular matrix | 1 | 115 | 595 | 457 |
| 319 | collagen | 1 | 115 | 620 | 474 |
| 322 | Public Policy | 5 | 114 | 1691 | 1915 |
| 322 | Astrophysics | 9 | 114 | 2511 | 3021 |
| 322 | Oral Medicine | 12 | 114 | 276 | 419 |
| 325 | Histochemistry | 8 | 113 | 780 | 1100 |
| 325 | city planning | 14 | 113 | 763 | 1393 |
| 327 | Sociology | 8 | 111 | 2249 | 2946 |
| 327 | industrial hygiene | 5 | 111 | 1071 | 738 |
| 329 | Metallurgy | 6 | 109 | 2248 | 2278 |
| 330 | Education | 11 | 108 | 2568 | 2922 |
| 330 | Porous materials | 9 | 108 | 365 | 551 |
| 330 | enzymes | 3 | 108 | 1892 | 1880 |
| 333 | Numerical Analysis | 11 | 106 | 1437 | 1834 |
| 333 | Emerging infectious diseases | 3 | 106 | 377 | 394 |
| 333 | international trade | 5 | 106 | 580 | 586 |
| 336 | Signal Processing | 7 | 105 | 1498 | 1754 |
| 336 | Semiconductors | 4 | 105 | 2173 | 1789 |
| 338 | Building | 3 | 104 | 742 | 418 |
| 339 | Carbon | 3 | 103 | 1604 | 1843 |
| 339 | Economic Assistance | 12 | 103 | 299 | 941 |
| 341 | System analysis | 10 | 102 | 1572 | 2304 |
| 341 | Information Science | 9 | 102 | 1674 | 2650 |
| 343 | Logistics | 2 | 101 | 730 | 612 |
| 343 | Computer-Aided Design | 3 | 101 | 1480 | 1171 |
| 343 | Taste | 1 | 101 | 664 | 255 |
| 343 | smell | 1 | 101 | 664 | 255 |
| 343 | Diet | 3 | 101 | 2777 | 3008 |
| 348 | Social Entrepreneurship | 3 | 100 | 92 | 97 |
| 349 | Hydrology | 8 | 99 | 1896 | 2595 |
| 350 | environmental exposure | 8 | 98 | 1349 | 2424 |
| 351 | Visual Communication | 3 | 97 | 514 | 319 |
| 351 | Image enhancement | 3 | 97 | 349 | 297 |
| 351 | Child psychology | 2 | 97 | 2246 | 1955 |
| 354 | Ventilation | 5 | 95 | 414 | 565 |
| 355 | Chromatographic analysis | 8 | 94 | 1385 | 1918 |
| 356 | Corporate Social Responsibility | 7 | 93 | 87 | 479 |
| 356 | environmental auditing | 7 | 93 | 95 | 484 |
| 358 | Development | 5 | 92 | 713 | 1098 |
| 359 | Geriatric Psychiatry | 7 | 91 | 849 | 1431 |
| 359 | Europe | 11 | 91 | 2139 | 3320 |
| 361 | Molecular structure | 11 | 90 | 1531 | 2743 |
| 361 | Kidney diseases | 3 | 90 | 1296 | 1330 |
| 363 | Medical Ethics | 3 | 89 | 1461 | 1020 |
| 363 | Simulation Methods | 4 | 89 | 936 | 894 |
| 365 | International Relations | 8 | 88 | 804 | 800 |
| 365 | Clinical Immunology | 3 | 88 | 1731 | 1750 |
| 365 | indoor air pollution | 3 | 88 | 458 | 518 |
| 365 | Sick building syndrome | 3 | 88 | 458 | 518 |
| 369 | Mechanical Engineering | 10 | 87 | 1683 | 2054 |
| 369 | Emergency Medical Services | 5 | 87 | 755 | 867 |
| 369 | Medical Anthropology | 2 | 87 | 1970 | 2045 |
| 372 | Energy Conversion | 4 | 86 | 1212 | 1762 |
| 372 | Energy Storage | 4 | 86 | 1267 | 1436 |
| 372 | air quality management | 1 | 86 | 1240 | 715 |
| 372 | health behavior | 4 | 86 | 1049 | 1244 |
| 372 | Wireless Communication Systems | 5 | 86 | 1853 | 1762 |
| 372 | fuel cells | 4 | 86 | 1269 | 1654 |
| 378 | Environmental Geochemistry | 4 | 84 | 457 | 579 |
| 378 | Microorganisms | 1 | 84 | 2340 | 2038 |
| 378 | Minerals | 4 | 84 | 736 | 896 |
| 381 | Political Geography | 2 | 83 | 395 | 305 |
| 381 | Chromatography | 7 | 83 | 1277 | 1871 |
| 383 | Bioorganic chemistry | 6 | 82 | 2519 | 3515 |
| 383 | Stem cells | 10 | 82 | 1170 | 2343 |
| 383 | Microstructure | 2 | 82 | 1309 | 709 |
| 386 | Botany | 8 | 81 | 3100 | 4662 |
| 386 | Automation | 5 | 81 | 1687 | 1956 |
| 386 | disease vectors | 5 | 81 | 875 | 1284 |
| 389 | Agricultural Chemistry | 4 | 80 | 2544 | 2907 |
| 389 | Developmental Disabilities | 2 | 80 | 1489 | 1484 |
| 391 | Computer Science | 10 | 79 | 1295 | 1982 |
| 391 | Statistics | 13 | 79 | 1616 | 2580 |
| 391 | Game Theory | 6 | 79 | 435 | 522 |
| 391 | emergency management | 5 | 79 | 713 | 1030 |
| 391 | Gerontology | 10 | 79 | 1310 | 2094 |
| 391 | data protection | 1 | 79 | 1205 | 455 |
| 397 | Africa | 15 | 77 | 674 | 1369 |
| 397 | Europa | 2 | 77 | 737 | 585 |
| 397 | Cancer | 4 | 77 | 4126 | 5178 |
| 400 | Child | 4 | 76 | 2891 | 3067 |
| 400 | Luminescence | 3 | 76 | 1575 | 1341 |
| 402 | Nanochemistry | 6 | 75 | 923 | 1385 |
| 402 | Soil Science | 2 | 75 | 2589 | 2321 |
| 402 | Reproduction | 6 | 75 | 2205 | 3025 |
| 405 | Mobile Computing | 3 | 74 | 1336 | 1003 |
| 405 | Molecular Microbiology | 2 | 74 | 1308 | 1619 |
| 405 | rehabilitation | 5 | 74 | 2197 | 2926 |
| 405 | Bacterial diseases | 2 | 74 | 394 | 400 |
| 409 | Chemical kinetics | 6 | 73 | 547 | 544 |
| 409 | Mechanics | 7 | 73 | 979 | 1214 |
| 409 | pigments | 3 | 73 | 955 | 1022 |
| 412 | Land use | 4 | 72 | 1143 | 1593 |
| 412 | Cell division | 4 | 72 | 562 | 870 |
| 412 | Cell differentiation | 4 | 72 | 1939 | 2984 |
| 412 | Chemical industry | 8 | 72 | 937 | 1333 |
| 416 | Pediatrics | 5 | 71 | 2723 | 3953 |
| 416 | Chemical analysis | 4 | 71 | 1303 | 1621 |
| 416 | child abuse | 2 | 71 | 1259 | 1254 |
| 419 | Informatics | 2 | 70 | 1304 | 1183 |
| 419 | Aquaculture | 4 | 70 | 1526 | 1764 |
| 421 | Environmental pollutants | 5 | 67 | 2191 | 3356 |
| 421 | peptides | 2 | 67 | 1420 | 1024 |
| 423 | Food service management | 1 | 66 | 758 | 726 |
| 423 | Entrepreneurship | 5 | 66 | 840 | 1461 |
| 423 | medical education | 6 | 66 | 1712 | 2420 |
| 426 | Fuzzy systems | 12 | 65 | 764 | 1571 |
| 426 | Aging | 9 | 65 | 2226 | 3824 |
| 428 | Materials Engineering | 5 | 64 | 576 | 678 |
| 428 | Environmental Education | 10 | 64 | 135 | 422 |
| 428 | Entomology | 7 | 64 | 1976 | 2502 |
| 431 | Ophthalmology | 2 | 63 | 2628 | 2557 |
| 431 | Food Preservation | 5 | 63 | 653 | 780 |
| 431 | Hydrodynamics | 3 | 63 | 656 | 822 |
| 431 | food contamination | 4 | 63 | 1094 | 1307 |
| 431 | Corporate governance | 3 | 63 | 666 | 816 |
| 431 | biomedicine | 1 | 63 | 2045 | 1352 |
| 437 | Occupational Therapy | 2 | 62 | 1635 | 982 |
| 437 | Global Health | 2 | 62 | 1812 | 1325 |
| 437 | Occupational Health | 2 | 62 | 1850 | 1366 |
| 437 | Contraception | 2 | 62 | 1006 | 988 |
| 437 | Research Design | 3 | 62 | 1634 | 1936 |
| 437 | soil conservation | 2 | 62 | 1166 | 1144 |
| 443 | Chemotherapy | 6 | 61 | 1407 | 2368 |
| 443 | Immunopathology | 2 | 61 | 2122 | 2202 |
| 443 | Adolescent | 4 | 61 | 2470 | 2864 |
| 443 | arthritis | 3 | 61 | 1618 | 2302 |
| 443 | biological agents | 14 | 61 | 177 | 255 |
| 448 | Social Psychology | 7 | 60 | 1607 | 2890 |
| 448 | Geochemistry | 3 | 60 | 2329 | 2740 |
| 448 | Risk assessment | 6 | 60 | 416 | 742 |
| 448 | Health Risk Assessment | 6 | 60 | 260 | 589 |
| 452 | Nuclear Fusion | 7 | 59 | 489 | 692 |
| 452 | drug toxicity | 4 | 59 | 387 | 803 |
| 452 | Catalysts | 2 | 59 | 975 | 882 |
| 452 | Gastrointestinal diseases | 4 | 59 | 789 | 1024 |
| 456 | Structural dynamics | 5 | 58 | 916 | 1599 |
| 456 | Personality Assessment | 1 | 58 | 1056 | 880 |
| 456 | Liver diseases | 3 | 58 | 1904 | 2732 |
| 459 | Meteorology | 2 | 57 | 3382 | 3691 |
| 459 | Fluid Mechanics | 6 | 57 | 1483 | 2014 |
| 459 | Traditional medicine | 10 | 57 | 98 | 495 |
| 462 | Metabolic diseases | 2 | 56 | 3645 | 4131 |
| 463 | pain management | 4 | 55 | 718 | 1062 |
| 463 | pain | 4 | 55 | 1583 | 2348 |
| 463 | Psychophysiology | 2 | 55 | 4096 | 4340 |
| 466 | Anthropological Linguistics | 8 | 54 | 118 | 151 |
| 466 | Developmental Psychology | 2 | 54 | 1449 | 1571 |
| 466 | Social Issues | 2 | 54 | 347 | 419 |
| 466 | Ferroelectricity | 4 | 54 | 944 | 794 |
| 466 | Social problems | 2 | 54 | 859 | 888 |
| 471 | Combinatorial chemistry | 3 | 53 | 1071 | 1600 |
| 472 | Applied Mathematics | 9 | 52 | 463 | 528 |
| 472 | Library Science | 2 | 52 | 1932 | 986 |
| 472 | atmosphere | 1 | 52 | 1535 | 1308 |
| 472 | mathematical analysis | 11 | 52 | 1633 | 2217 |
| 472 | sports injuries | 7 | 52 | 351 | 748 |
| 477 | Sports Medicine | 9 | 51 | 1911 | 3132 |
| 477 | Neurovirology | 2 | 51 | 400 | 480 |
| 477 | Body Image | 1 | 51 | 434 | 456 |
| 477 | Finite Element Method | 1 | 51 | 622 | 402 |
| 477 | child behavior | 1 | 51 | 790 | 671 |
| 477 | Nonlinear systems | 2 | 51 | 842 | 738 |
| 483 | Horticulture | 4 | 50 | 787 | 1012 |
| 483 | Photochemistry | 3 | 50 | 2203 | 2685 |
| 483 | Identity | 1 | 50 | 298 | 233 |
| 483 | Sports | 4 | 50 | 2184 | 2425 |
| 483 | Photobiology | 3 | 50 | 1699 | 2133 |
| 483 | Cosmochemistry | 1 | 50 | 1692 | 1490 |
| 483 | Self | 1 | 50 | 394 | 285 |
| 483 | Cognition | 1 | 50 | 3064 | 2498 |
| 491 | Psychiatric Nursing | 2 | 49 | 1007 | 927 |
| 491 | sports administration | 1 | 49 | 623 | 400 |
| 493 | Clinical Psychology | 1 | 48 | 2830 | 2588 |
| 493 | Bioethics | 1 | 48 | 1908 | 1151 |
| 493 | land degradation | 1 | 48 | 1073 | 923 |
| 493 | freshwater biology | 1 | 48 | 1835 | 1414 |
| 493 | Investments | 8 | 48 | 269 | 697 |
| 493 | degradation | 1 | 48 | 1073 | 923 |
| 499 | Health Policy | 5 | 47 | 2379 | 3830 |
| 499 | Environmental Psychology | 1 | 47 | 758 | 753 |
| 501 | Ceramics | 1 | 46 | 2726 | 2028 |
| 501 | Immunogenetics | 2 | 46 | 1183 | 1304 |
| 501 | Communication in medicine | 1 | 46 | 1115 | 819 |
| 501 | Antigens | 2 | 46 | 1441 | 1574 |
| 501 | Glass | 1 | 46 | 2063 | 1771 |
| 501 | pottery | 1 | 46 | 1987 | 1736 |
| 501 | Growth | 1 | 46 | 2248 | 2377 |
| 508 | Transnationalism | 2 | 45 | 13 | 6 |
| 508 | Language teaching | 2 | 45 | 90 | 98 |
| 508 | glycoproteins | 1 | 45 | 1035 | 981 |
| 508 | second language | 2 | 45 | 90 | 98 |
| 508 | Glycoconjugates | 1 | 45 | 1035 | 981 |
| 508 | Oligosaccharides | 1 | 45 | 589 | 522 |
| 508 | glycolipids | 1 | 45 | 1035 | 981 |
| 515 | Oral Pathology | 2 | 44 | 119 | 166 |
| 515 | Obesity | 4 | 44 | 2296 | 3796 |
| 515 | Invertebrates | 3 | 44 | 762 | 1037 |
| 515 | Women's health | 3 | 44 | 1710 | 2260 |
| 519 | Crystallography | 12 | 43 | 1036 | 1685 |
| 519 | Health promotion | 1 | 43 | 3237 | 2588 |
| 519 | Quality of life | 2 | 43 | 2375 | 2886 |
| 522 | Linguistics | 8 | 42 | 1068 | 1581 |
| 522 | Neurosurgery | 5 | 42 | 1167 | 1992 |
| 522 | Pharmaceutical Technology | 4 | 42 | 1579 | 2560 |
| 522 | Plant Biotechnology | 3 | 42 | 951 | 1391 |
| 522 | ecological risk assessment | 4 | 42 | 211 | 496 |
| 522 | soil pollution | 4 | 42 | 499 | 923 |
| 522 | Diffusion of innovations | 4 | 42 | 55 | 145 |
| 522 | Adhesion | 4 | 42 | 618 | 987 |
| 522 | adhesives | 4 | 42 | 667 | 999 |
| 531 | Nursing | 6 | 41 | 1643 | 2597 |
| 531 | Marine Geology | 3 | 41 | 681 | 926 |
| 531 | Solar Energy | 4 | 41 | 1745 | 2964 |
| 531 | Marine Geophysics | 3 | 41 | 271 | 377 |
| 531 | Marine mineral resources | 3 | 41 | 156 | 180 |
| 531 | North America | 2 | 41 | 1449 | 1411 |
| 531 | Seabed | 3 | 41 | 156 | 180 |
| 538 | Product Design | 2 | 40 | 769 | 692 |
| 538 | Genetic testing | 4 | 40 | 312 | 489 |
| 538 | personality | 5 | 40 | 1219 | 2329 |
| 538 | Textile industry | 2 | 40 | 876 | 622 |
| 542 | Inventory Control | 1 | 39 | 201 | 188 |
| 542 | Molecular Genetics | 5 | 39 | 2020 | 3768 |
| 542 | Cognitive Therapy | 2 | 39 | 923 | 1097 |
| 542 | Nanostructures | 4 | 39 | 2319 | 3603 |
| 542 | Safety management | 5 | 39 | 456 | 918 |
| 547 | Solid State Chemistry | 2 | 38 | 3246 | 3306 |
| 547 | Smart Materials | 5 | 38 | 780 | 1475 |
| 547 | Herbal medicine | 3 | 38 | 811 | 1669 |
| 547 | Social policy | 4 | 38 | 1012 | 1396 |
| 547 | Condensed Matter | 5 | 38 | 3199 | 4096 |
| 552 | health services accessibility | 3 | 37 | 1211 | 1692 |
| 552 | Organizational change | 2 | 37 | 1048 | 1122 |
| 552 | Change management | 1 | 37 | 268 | 154 |
| 552 | Bioremediation | 1 | 37 | 1807 | 1694 |
| 552 | Diagnostic Imaging | 2 | 37 | 3233 | 3351 |
| 552 | Water quality | 1 | 37 | 631 | 439 |
| 552 | drug addiction | 2 | 37 | 1758 | 2238 |
| 552 | Water chemistry | 1 | 37 | 907 | 611 |
| 552 | alcoholism | 2 | 37 | 2266 | 2731 |
| 552 | Microscopy | 2 | 37 | 2597 | 2401 |
| 552 | India | 5 | 37 | 1628 | 1693 |
| 563 | Risk Management | 2 | 36 | 1132 | 1372 |
| 563 | Lymphoma | 7 | 36 | 614 | 649 |
| 563 | Multiple Myeloma | 7 | 36 | 611 | 633 |
| 563 | Electrochemical Analysis | 4 | 36 | 1550 | 2335 |
| 563 | Leukemia | 7 | 36 | 1116 | 2097 |
| 563 | International Business | 1 | 36 | 470 | 305 |
| 563 | Futures | 1 | 36 | 660 | 510 |
| 563 | free radicals | 2 | 36 | 2157 | 2935 |
| 563 | Insects | 4 | 36 | 1581 | 2089 |
| 572 | Psychosomatic Medicine | 1 | 35 | 1775 | 1797 |
| 572 | Bioinorganic chemistry | 1 | 35 | 2514 | 2364 |
| 572 | Educational Innovation | 1 | 35 | 187 | 128 |
| 572 | Metals | 2 | 35 | 3146 | 3298 |
| 572 | Exercise | 2 | 35 | 1971 | 2024 |
| 577 | Psycholinguistics | 2 | 34 | 1326 | 1626 |
| 577 | Dynamics | 6 | 34 | 1535 | 2307 |
| 577 | Mental Health | 3 | 34 | 2101 | 2837 |
| 577 | Antiviral agents | 1 | 34 | 757 | 767 |
| 577 | Primary health care | 3 | 34 | 2340 | 3287 |
| 577 | population geography | 2 | 34 | 560 | 673 |
| 577 | Biodiversity | 7 | 34 | 1855 | 3877 |
| 584 | Electrophoresis | 2 | 33 | 2490 | 3005 |
| 584 | Mental Health Services | 2 | 33 | 2089 | 2362 |
| 584 | Risk | 2 | 33 | 858 | 1182 |
| 584 | Cellulose | 5 | 33 | 463 | 1322 |
| 584 | Multiple sclerosis | 1 | 33 | 1338 | 941 |
| 589 | Sustainable Architecture | 5 | 32 | 80 | 194 |
| 589 | Probability | 1 | 32 | 1264 | 1169 |
| 589 | Tissue Engineering | 2 | 32 | 483 | 687 |
| 589 | Regenerative Medicine | 2 | 32 | 221 | 263 |
| 589 | Bone regeneration | 2 | 32 | 2 | 5 |
| 589 | structural stability | 4 | 32 | 435 | 830 |
| 589 | Financial management | 1 | 32 | 1111 | 1194 |
| 589 | Crystal growth | 2 | 32 | 1431 | 1745 |
| 589 | Jurisprudence | 1 | 32 | 1951 | 1502 |
| 589 | Decision making | 5 | 32 | 1341 | 2714 |
| 599 | Humanities | 7 | 31 | 1302 | 2135 |
| 599 | Highway Engineering | 2 | 31 | 555 | 656 |
| 599 | Health Education | 2 | 31 | 3076 | 3524 |
| 599 | ethnicity | 3 | 31 | 838 | 1017 |
| 599 | Plant breeding | 1 | 31 | 1716 | 1581 |
| 599 | Transgenic plants | 1 | 31 | 1047 | 1178 |
| 599 | Plants | 1 | 31 | 3691 | 3557 |
| 599 | language | 4 | 31 | 763 | 1339 |
| 607 | Information Systems | 3 | 30 | 1769 | 2716 |
| 607 | Thermodynamics | 2 | 30 | 1711 | 1531 |
| 607 | Regional Economics | 3 | 30 | 500 | 766 |
| 607 | Animal breeding | 2 | 30 | 1093 | 1360 |
| 607 | Green Technology | 3 | 30 | 473 | 881 |
| 607 | Molecular evolution | 4 | 30 | 1889 | 3526 |
| 607 | Teaching | 1 | 30 | 3444 | 2559 |
| 607 | construction industry | 4 | 30 | 128 | 246 |
| 607 | Breeding | 2 | 30 | 1794 | 2222 |
| 616 | Robotics | 5 | 29 | 1500 | 2607 |
| 616 | Geriatric Nursing | 2 | 29 | 723 | 777 |
| 616 | Urban Policy | 3 | 29 | 885 | 1621 |
| 616 | Microbial Ecology | 3 | 29 | 2801 | 4916 |
| 616 | Comparative Physiology | 3 | 29 | 989 | 1534 |
| 616 | Ethnic relations | 3 | 29 | 675 | 768 |
| 616 | solar power | 1 | 29 | 1585 | 1848 |
| 616 | cell membrane | 1 | 29 | 1172 | 1219 |
| 616 | solar cells | 1 | 29 | 1730 | 2006 |
| 616 | Nonprofit organizations | 3 | 29 | 371 | 672 |
| 616 | nanoscience | 2 | 29 | 3937 | 4914 |
| 616 | Climate | 2 | 29 | 919 | 1421 |
| 616 | Membranes | 1 | 29 | 3114 | 3456 |
| 629 | Data Mining | 3 | 28 | 2091 | 3457 |
| 629 | Radiation Oncology | 1 | 28 | 838 | 900 |
| 629 | Sedimentology | 3 | 28 | 732 | 1275 |
| 629 | occupational diseases | 1 | 28 | 2081 | 2175 |
| 629 | Ultrasonics | 2 | 28 | 1570 | 2330 |
| 629 | Intelligent Control Systems | 7 | 28 | 727 | 1510 |
| 629 | Ultrasonic Imaging | 2 | 28 | 795 | 1099 |
| 629 | disabilities | 2 | 28 | 1186 | 1525 |
| 629 | Ultrasound | 2 | 28 | 837 | 1178 |
| 638 | Ethics | 1 | 27 | 2108 | 1666 |
| 638 | Geophysics | 4 | 27 | 3798 | 5622 |
| 638 | Optoelectronics | 1 | 27 | 1192 | 744 |
| 638 | Multicultural Education | 2 | 27 | 557 | 586 |
| 638 | Computational Linguistics | 5 | 27 | 418 | 792 |
| 638 | greenhouse effect | 1 | 27 | 191 | 228 |
| 638 | Biodiversity conservation | 1 | 27 | 2983 | 3408 |
| 638 | Fiber Optics | 1 | 27 | 1026 | 722 |
| 638 | global environmental change | 1 | 27 | 1721 | 2036 |
| 638 | Enzyme | 1 | 27 | 1012 | 1229 |
| 638 | Carbon dioxide | 1 | 27 | 191 | 228 |
| 638 | anesthesia | 2 | 27 | 987 | 928 |
| 650 | Comparative Education | 2 | 26 | 386 | 366 |
| 650 | Pharmacokinetics | 2 | 26 | 1501 | 2050 |
| 650 | Food Microbiology | 2 | 26 | 1884 | 2948 |
| 650 | Inflammation | 2 | 26 | 1996 | 2932 |
| 650 | Foodborne diseases | 2 | 26 | 424 | 687 |
| 655 | Urology | 2 | 25 | 2816 | 3508 |
| 655 | Andrology | 1 | 25 | 1408 | 1453 |
| 655 | civil rights | 1 | 25 | 854 | 598 |
| 655 | Measurement | 4 | 25 | 1269 | 2368 |
| 655 | Logic Programming | 1 | 25 | 599 | 430 |
| 655 | Sexuality | 1 | 25 | 691 | 580 |
| 655 | supercritical fluids | 3 | 25 | 422 | 945 |
| 655 | probabilities | 4 | 25 | 1296 | 1546 |
| 655 | Speech | 3 | 25 | 1061 | 1749 |
| 655 | Money | 1 | 25 | 681 | 814 |
| 655 | sexual behavior | 1 | 25 | 1380 | 1453 |
| 666 | Microbial Biotechnology | 2 | 24 | 1499 | 2239 |
| 666 | Geriatric Oncology | 2 | 24 | 983 | 1557 |
| 666 | Parenteral nutrition | 1 | 24 | 2252 | 2493 |
| 666 | Watershed management | 1 | 24 | 572 | 450 |
| 666 | Business Ethics | 1 | 24 | 1648 | 1946 |
| 666 | Pacific Islands | 5 | 24 | 236 | 612 |
| 666 | Biometrics | 4 | 24 | 1190 | 1962 |
| 666 | Diplomatic relations | 3 | 24 | 854 | 719 |
| 674 | Physical Therapy | 3 | 23 | 1692 | 2856 |
| 674 | Telecommunication Systems | 3 | 23 | 1831 | 2381 |
| 674 | Solid State Physics | 3 | 23 | 4238 | 5268 |
| 674 | Physical fitness | 1 | 23 | 1990 | 2052 |
| 674 | drug control | 1 | 23 | 824 | 949 |
| 679 | Chronobiology | 1 | 22 | 941 | 922 |
| 679 | Circadian rhythms | 1 | 22 | 684 | 815 |
| 679 | Anti-inflammatory agents | 1 | 22 | 599 | 656 |
| 679 | biological clocks | 1 | 22 | 941 | 922 |
| 679 | Speech Disorders | 2 | 22 | 1464 | 1954 |
| 679 | circadian rhythm | 1 | 22 | 941 | 922 |
| 679 | biological rhythms | 1 | 22 | 898 | 906 |
| 686 | Nuclear Physics | 3 | 21 | 4556 | 5333 |
| 686 | Computer Vision | 4 | 21 | 1181 | 2440 |
| 686 | Transnational corporations | 2 | 21 | 473 | 869 |
| 686 | Venture Capital | 5 | 21 | 199 | 740 |
| 686 | Antioxidants | 1 | 21 | 1567 | 2099 |
| 686 | Biomarkers | 3 | 21 | 519 | 1139 |
| 686 | Global warming | 2 | 21 | 185 | 354 |
| 686 | Government policy | 3 | 21 | 184 | 452 |
| 686 | bioluminescence | 1 | 21 | 820 | 674 |
| 686 | Detectors | 1 | 21 | 2008 | 1685 |
| 686 | Natural history | 1 | 21 | 7708 | 8415 |
| 686 | biochemical markers | 3 | 21 | 1061 | 2049 |
| 686 | vitamin C | 1 | 21 | 938 | 1254 |
| 686 | vitamin E | 1 | 21 | 938 | 1254 |
| 700 | Zoology | 2 | 20 | 3705 | 4234 |
| 700 | Structural optimization | 2 | 20 | 504 | 818 |
| 700 | Tribology | 2 | 20 | 1681 | 2200 |
| 700 | Genomics | 4 | 20 | 3773 | 6739 |
| 700 | Mathematical Physics | 6 | 20 | 2676 | 3947 |
| 700 | Cross-Cultural Studies | 1 | 20 | 1499 | 1539 |
| 700 | Molecular cloning | 1 | 20 | 2929 | 3227 |
| 700 | Socioeconomic Factors | 2 | 20 | 1207 | 2098 |
| 700 | Genetic recombination | 1 | 20 | 2880 | 3180 |
| 700 | Urbanization | 2 | 20 | 364 | 501 |
| 700 | motivation | 1 | 20 | 661 | 786 |
| 700 | animals | 1 | 20 | 2555 | 2363 |
| 700 | Learning | 1 | 20 | 2659 | 2782 |
| 700 | cross-cultural comparison | 1 | 20 | 1210 | 1265 |
| 700 | Recombinant DNA | 1 | 20 | 3054 | 3355 |
| 700 | Structure-activity relationship | 2 | 20 | 667 | 940 |
| 700 | Evolution | 1 | 20 | 3611 | 4049 |
| 700 | Animal | 1 | 20 | 404 | 463 |
| 718 | Project Management | 1 | 19 | 551 | 907 |
| 718 | Agronomy | 4 | 19 | 500 | 1429 |
| 718 | Fishery management | 1 | 19 | 1683 | 1740 |
| 718 | Bacteriology | 2 | 19 | 2837 | 4374 |
| 718 | Law and Economics | 1 | 19 | 594 | 494 |
| 718 | Knowledge management | 5 | 19 | 368 | 1002 |
| 718 | Substance Abuse | 2 | 19 | 2173 | 3083 |
| 718 | data collection | 2 | 19 | 1801 | 2896 |
| 718 | educational planning | 1 | 19 | 854 | 928 |
| 718 | Phylogeny | 1 | 19 | 1678 | 2210 |
| 728 | Pediatric Hematology | 1 | 18 | 905 | 798 |
| 728 | Second Language Acquisition | 2 | 18 | 261 | 498 |
| 728 | Lipids | 2 | 18 | 2077 | 3283 |
| 728 | Information management | 1 | 18 | 250 | 259 |
| 728 | Auditing | 2 | 18 | 508 | 745 |
| 733 | Medical Technology | 3 | 17 | 2411 | 4450 |
| 733 | Health Services Administration | 2 | 17 | 1836 | 2815 |
| 733 | Higher Education | 1 | 17 | 1126 | 1146 |
| 733 | Environmental Geology | 3 | 17 | 1861 | 3228 |
| 733 | Neurolinguistics | 1 | 17 | 869 | 1088 |
| 733 | Hypertension | 2 | 17 | 2493 | 3715 |
| 733 | Education policy | 1 | 17 | 188 | 245 |
| 733 | Bifurcation Theory | 1 | 17 | 1257 | 1159 |
| 733 | Multivariate Analysis | 1 | 17 | 931 | 967 |
| 733 | Computational Intelligence | 3 | 17 | 1137 | 1923 |
| 733 | Cardiovascular system | 1 | 17 | 3011 | 3697 |
| 733 | Cardiovascular diseases | 3 | 17 | 2132 | 3386 |
| 733 | Korea | 1 | 17 | 833 | 701 |
| 733 | refugees | 1 | 17 | 591 | 621 |
| 733 | Carbohydrates | 1 | 17 | 984 | 1255 |
| 733 | Social work | 4 | 17 | 1548 | 2791 |
| 749 | Geography | 4 | 16 | 2482 | 4384 |
| 749 | Macroeconomics | 1 | 16 | 748 | 751 |
| 749 | Seismology | 1 | 16 | 1033 | 1070 |
| 749 | Human Geography | 3 | 16 | 1272 | 2048 |
| 749 | Control Theory | 4 | 16 | 1715 | 2698 |
| 749 | Sleep Disorders | 4 | 16 | 1905 | 3374 |
| 749 | Integrated Circuits | 5 | 16 | 646 | 1075 |
| 749 | Sexual health | 1 | 16 | 1644 | 1592 |
| 749 | Multimedia Systems | 3 | 16 | 2010 | 2967 |
| 749 | Earthquakes | 1 | 16 | 799 | 816 |
| 749 | Arthropods | 2 | 16 | 366 | 672 |
| 749 | Biomolecules | 2 | 16 | 695 | 1415 |
| 749 | Youth | 2 | 16 | 940 | 1555 |
| 749 | catalytic activity | 2 | 16 | 864 | 1415 |
| 749 | biopolymers | 2 | 16 | 1673 | 2574 |
| 749 | planning | 2 | 16 | 1102 | 1701 |
| 749 | Acarology | 1 | 16 | 654 | 807 |
| 749 | Mites | 1 | 16 | 895 | 943 |
| 749 | Ticks | 1 | 16 | 707 | 827 |
| 749 | Acari | 1 | 16 | 626 | 800 |
| 749 | Pregnancy | 1 | 16 | 1856 | 2260 |
| 770 | economic forecasting | 1 | 15 | 730 | 863 |
| 770 | Forecasting | 1 | 15 | 1138 | 1215 |
| 770 | Molecular recognition | 2 | 15 | 337 | 781 |
| 770 | monoclonal antibodies | 2 | 15 | 344 | 577 |
| 770 | Water Microbiology | 1 | 15 | 1106 | 1550 |
| 770 | Pesticides | 2 | 15 | 1039 | 1694 |
| 770 | Proteome | 1 | 15 | 2360 | 3129 |
| 770 | Eastern Europe | 1 | 15 | 2010 | 1505 |
| 770 | Communist countries | 1 | 15 | 588 | 466 |
| 770 | Telecommunication | 6 | 15 | 1947 | 3779 |
| 770 | libraries | 1 | 15 | 1624 | 1032 |
| 770 | Alzheimer's disease | 1 | 15 | 2779 | 2483 |
| 770 | Respiration | 3 | 15 | 1946 | 3577 |
| 770 | Soviet Union | 1 | 15 | 1625 | 1198 |
| 770 | Trace elements | 1 | 15 | 663 | 1037 |
| 770 | Sleep | 3 | 15 | 2203 | 3425 |
| 786 | Embryology | 2 | 14 | 2289 | 3589 |
| 786 | Genetic Toxicology | 1 | 14 | 1075 | 1614 |
| 786 | Neurochemistry | 1 | 14 | 4146 | 5013 |
| 786 | Palliative Care | 2 | 14 | 1481 | 2241 |
| 786 | Supply Chain Management | 3 | 14 | 50 | 210 |
| 786 | Microcirculation | 1 | 14 | 1065 | 1371 |
| 786 | Swarm Intelligence | 1 | 14 | 599 | 822 |
| 786 | blood transfusion | 5 | 14 | 798 | 1971 |
| 786 | mycoses | 1 | 14 | 1814 | 2378 |
| 786 | Chromosomes | 1 | 14 | 1959 | 2533 |
| 786 | Blood vessels | 1 | 14 | 890 | 1145 |
| 786 | Culture | 2 | 14 | 1543 | 1897 |
| 798 | Anthropology | 2 | 13 | 2479 | 3010 |
| 798 | Neuropsychiatry | 1 | 13 | 1821 | 2277 |
| 798 | Sustainable agriculture | 1 | 13 | 1584 | 1933 |
| 798 | Plant physiology | 2 | 13 | 2822 | 4325 |
| 798 | Supramolecular chemistry | 1 | 13 | 546 | 591 |
| 798 | Ceramic materials | 3 | 13 | 1557 | 2809 |
| 798 | Molecules | 1 | 13 | 2644 | 2695 |
| 798 | Roads | 2 | 13 | 1058 | 1401 |
| 798 | internet | 2 | 13 | 1801 | 2671 |
| 798 | computer networks | 2 | 13 | 3321 | 4338 |
| 798 | Written communication | 1 | 13 | 220 | 270 |
| 809 | Anatomy | 2 | 12 | 2996 | 4303 |
| 809 | Pediatric Dermatology | 1 | 12 | 1008 | 1182 |
| 809 | Air Conditioning | 2 | 12 | 288 | 518 |
| 809 | Hydraulic structures | 1 | 12 | 80 | 98 |
| 809 | Group decision making | 1 | 12 | 936 | 1131 |
| 809 | Securities | 1 | 12 | 746 | 946 |
| 809 | Digestive system diseases | 1 | 12 | 2009 | 2543 |
| 816 | Traffic Engineering | 2 | 11 | 575 | 1132 |
| 816 | Community Psychology | 1 | 11 | 1165 | 1568 |
| 816 | Landscape Architecture | 1 | 11 | 376 | 308 |
| 816 | Systems Analysis | 2 | 11 | 1631 | 2719 |
| 816 | Applied Linguistics | 1 | 11 | 1192 | 1152 |
| 816 | Hemostasis | 1 | 11 | 1707 | 2120 |
| 816 | Thrombosis | 1 | 11 | 2224 | 2831 |
| 816 | Mutagenesis | 1 | 11 | 1092 | 1481 |
| 816 | elder abuse | 1 | 11 | 679 | 1013 |
| 816 | dietary supplements | 2 | 11 | 1185 | 2419 |
| 816 | River Engineering | 1 | 11 | 181 | 223 |
| 816 | Pharmacy management | 2 | 11 | 512 | 840 |
| 816 | Family | 1 | 11 | 1900 | 2333 |
| 816 | protein | 2 | 11 | 1880 | 2977 |
| 816 | Rhetoric | 2 | 11 | 253 | 200 |
| 816 | older people | 6 | 11 | 1448 | 3286 |
| 816 | Social behavior | 1 | 11 | 2281 | 2875 |
| 816 | mutagens | 1 | 11 | 1727 | 2454 |
| 816 | compost | 1 | 11 | 53 | 100 |
| 816 | family violence | 1 | 11 | 866 | 1241 |
| 816 | Protein engineering | 1 | 11 | 542 | 856 |
| 816 | molecular design | 1 | 11 | 603 | 869 |
| 816 | Liquid chromatography | 1 | 11 | 1172 | 1263 |
| 839 | Cloud Computing | 2 | 10 | 331 | 804 |
| 839 | Polymer Engineering | 1 | 10 | 292 | 402 |
| 839 | Structural design | 2 | 10 | 1193 | 1961 |
| 839 | Algebra | 5 | 10 | 1383 | 2006 |
| 839 | Signal Transduction | 1 | 10 | 2656 | 3609 |
| 839 | Urban Areas | 3 | 10 | 242 | 683 |
| 839 | Petroleum | 2 | 10 | 479 | 730 |
| 839 | Zoonoses | 2 | 10 | 483 | 1181 |
| 847 | Information Theory | 1 | 9 | 2202 | 2452 |
| 847 | Internet of Things | 1 | 9 | 1240 | 1658 |
| 847 | Physical Chemistry | 1 | 9 | 3971 | 4760 |
| 847 | Geodesy | 2 | 9 | 1152 | 2010 |
| 847 | Soil dynamics | 1 | 9 | 871 | 1216 |
| 847 | foreign policy | 1 | 9 | 537 | 416 |
| 847 | embryonic development | 1 | 9 | 926 | 1335 |
| 847 | Child welfare | 2 | 9 | 1714 | 2929 |
| 847 | Access to Information | 1 | 9 | 452 | 790 |
| 847 | big data | 1 | 9 | 1254 | 1553 |
| 847 | Hospitality industry | 1 | 9 | 870 | 1274 |
| 847 | shellfish | 2 | 9 | 286 | 575 |
| 847 | Information dissemination | 1 | 9 | 452 | 790 |
| 860 | Pharmacogenetics | 1 | 8 | 2265 | 3184 |
| 860 | Pharmacogenomics | 1 | 8 | 803 | 1327 |
| 860 | Precision medicine | 1 | 8 | 560 | 821 |
| 860 | Nationalism | 1 | 8 | 690 | 772 |
| 860 | Speech Perception | 2 | 8 | 340 | 807 |
| 860 | diffusion | 5 | 8 | 254 | 499 |
| 860 | auditory perception | 2 | 8 | 452 | 987 |
| 860 | Feminism | 2 | 8 | 822 | 1313 |
| 860 | Aerosols | 2 | 8 | 854 | 1497 |
| 860 | Political Participation | 2 | 8 | 452 | 811 |
| 860 | election law | 2 | 8 | 338 | 623 |
| 860 | pollutants | 1 | 8 | 3527 | 4808 |
| 860 | Transport | 1 | 8 | 1267 | 1858 |
| 860 | Sea | 1 | 8 | 1142 | 1641 |
| 860 | Fishery resources | 1 | 8 | 1279 | 1798 |
| 860 | Oral communication | 2 | 8 | 597 | 1210 |
| 860 | Elections | 2 | 8 | 455 | 734 |
| 860 | herbs | 1 | 8 | 207 | 302 |
| 860 | Yeast | 1 | 8 | 931 | 1347 |
| 860 | Ecological disturbances | 1 | 8 | 90 | 240 |
| 860 | Spiders | 7 | 8 | 20 | 62 |
| 860 | Voting | 2 | 8 | 312 | 591 |
| 860 | Human biology | 1 | 8 | 1385 | 1869 |
| 860 | Environmental disasters | 1 | 8 | 90 | 240 |
| 860 | Fisheries | 1 | 8 | 3089 | 3690 |
| 860 | Emotions | 1 | 8 | 1098 | 1593 |
| 860 | aerosol | 2 | 8 | 598 | 1077 |
| 887 | Nuclear Engineering | 2 | 7 | 1828 | 2600 |
| 887 | Food Science | 2 | 7 | 284 | 758 |
| 887 | Nuclear Energy | 2 | 7 | 1685 | 2384 |
| 887 | Database Management | 1 | 7 | 1472 | 1965 |
| 887 | Climatology | 2 | 7 | 2506 | 4233 |
| 887 | Historic Preservation | 1 | 7 | 288 | 429 |
| 887 | Architectural Design | 2 | 7 | 638 | 1117 |
| 887 | Atmospheric Physics | 2 | 7 | 2224 | 3620 |
| 887 | health workforce | 1 | 7 | 467 | 991 |
| 887 | Expert Systems | 1 | 7 | 539 | 835 |
| 887 | bioclimatology | 2 | 7 | 1384 | 2721 |
| 887 | starch | 1 | 7 | 788 | 1108 |
| 887 | Semigroups | 1 | 7 | 560 | 524 |
| 887 | chronic fatigue syndrome | 2 | 7 | 75 | 205 |
| 887 | counseling | 2 | 7 | 2049 | 3522 |
| 887 | consumers | 2 | 7 | 535 | 1136 |
| 887 | Imaging systems | 1 | 7 | 1680 | 1983 |
| 887 | Sales Promotion | 2 | 7 | 147 | 474 |
| 905 | Arts | 1 | 6 | 1129 | 822 |
| 905 | Transportation Engineering | 1 | 6 | 756 | 1133 |
| 905 | Health Services Research | 1 | 6 | 3704 | 5046 |
| 905 | Vocational Education | 1 | 6 | 1078 | 1419 |
| 905 | Educational Technology | 1 | 6 | 3053 | 3975 |
| 905 | Analytical Biochemistry | 2 | 6 | 2697 | 4722 |
| 905 | Helminthology | 1 | 6 | 372 | 518 |
| 905 | Socialization | 1 | 6 | 976 | 1521 |
| 905 | Vaccination | 1 | 6 | 630 | 1105 |
| 905 | Digital humanities | 1 | 6 | 235 | 377 |
| 905 | Organ transplantation | 1 | 6 | 862 | 1145 |
| 905 | clay | 1 | 6 | 1530 | 2301 |
| 905 | Vocational guidance | 1 | 6 | 1640 | 2276 |
| 905 | Liposomes | 1 | 6 | 1150 | 1692 |
| 905 | Plant diseases | 1 | 6 | 3322 | 4147 |
| 905 | Helminths | 1 | 6 | 372 | 518 |
| 905 | role | 1 | 6 | 800 | 1338 |
| 905 | cultural pluralism | 1 | 6 | 793 | 1088 |
| 905 | Mountains | 1 | 6 | 942 | 1276 |
| 905 | genome | 1 | 6 | 3273 | 4466 |
| 925 | Molecular Pharmacology | 1 | 5 | 1591 | 2460 |
| 925 | Biogeography | 1 | 5 | 1749 | 2555 |
| 925 | Language Disorders | 1 | 5 | 1632 | 2275 |
| 925 | Development Economics | 1 | 5 | 991 | 1495 |
| 925 | Voice Disorders | 1 | 5 | 168 | 332 |
| 925 | Adult Education | 1 | 5 | 1205 | 1539 |
| 925 | Immunohematology | 2 | 5 | 211 | 378 |
| 925 | Virtual reality | 1 | 5 | 824 | 1252 |
| 925 | hospice care | 1 | 5 | 1334 | 2095 |
| 925 | Continuing Education | 1 | 5 | 902 | 1183 |
| 925 | Cognitive Science | 1 | 5 | 2870 | 4026 |
| 925 | voice | 1 | 5 | 1049 | 1464 |
| 925 | Urban Transportation | 1 | 5 | 420 | 762 |
| 925 | Functional foods | 2 | 5 | 594 | 1486 |
| 925 | Indoor air quality | 1 | 5 | 237 | 395 |
| 925 | Radiation | 2 | 5 | 3302 | 5228 |
| 925 | Raman spectroscopy | 1 | 5 | 1649 | 2441 |
| 925 | Real Estate Investment | 2 | 5 | 241 | 510 |
| 925 | Radio wave propagation | 1 | 5 | 1565 | 2010 |
| 925 | Exercise therapy | 1 | 5 | 976 | 1326 |
| 925 | Infrared spectroscopy | 1 | 5 | 814 | 1357 |
| 925 | reasoning | 1 | 5 | 850 | 1143 |
| 925 | men | 1 | 5 | 695 | 1173 |
| 925 | heating | 1 | 5 | 363 | 592 |
| 925 | Genes | 1 | 5 | 2359 | 3389 |
| 950 | Medical Laboratory Science | 1 | 4 | 4186 | 5855 |
| 950 | Agricultural Engineering | 1 | 4 | 1088 | 1626 |
| 950 | Pathology | 1 | 4 | 4565 | 6239 |
| 950 | Mass Communication | 2 | 4 | 8 | 32 |
| 950 | Ecological Engineering | 1 | 4 | 1343 | 2265 |
| 950 | Nuclear Medicine | 1 | 4 | 2107 | 2717 |
| 950 | Quality Management | 1 | 4 | 472 | 736 |
| 950 | Marine Biotechnology | 2 | 4 | 347 | 1035 |
| 950 | Quantum Mechanics | 1 | 4 | 419 | 504 |
| 950 | Urban Geography | 1 | 4 | 467 | 776 |
| 950 | Psychometrics | 1 | 4 | 815 | 1214 |
| 950 | Forensic Pathology | 1 | 4 | 382 | 608 |
| 950 | Statistical Mechanics | 2 | 4 | 1732 | 2618 |
| 950 | Amyotrophic Lateral Sclerosis | 1 | 4 | 588 | 966 |
| 950 | Immunopharmacology | 1 | 4 | 2150 | 3135 |
| 950 | vibration | 1 | 4 | 2291 | 3041 |
| 950 | Language and Education | 1 | 4 | 346 | 449 |
| 950 | Mass Media | 2 | 4 | 1355 | 1848 |
| 950 | adolescence | 2 | 4 | 1314 | 2726 |
| 950 | Computational Fluid Dynamics | 1 | 4 | 1329 | 1941 |
| 950 | Adolescent Psychology | 2 | 4 | 1269 | 2572 |
| 950 | Language and Logic | 1 | 4 | 231 | 278 |
| 950 | Histocompatibility Testing | 1 | 4 | 1341 | 1834 |
| 950 | Soil stabilization | 1 | 4 | 137 | 265 |
| 950 | Small Business | 1 | 4 | 1340 | 2072 |
| 950 | Communication research | 2 | 4 | 8 | 32 |
| 950 | economic analysis | 1 | 4 | 586 | 1020 |
| 950 | women | 1 | 4 | 1715 | 2238 |
| 978 | Political Science | 4 | 3 | 1931 | 3673 |
| 978 | Computer Engineering | 1 | 3 | 1805 | 2616 |
| 978 | Computational Chemistry | 1 | 3 | 1319 | 1957 |
| 978 | Intelligent Transportation Systems | 1 | 3 | 1394 | 2125 |
| 978 | Special Education | 1 | 3 | 1572 | 2107 |
| 978 | Serology | 1 | 3 | 1175 | 1874 |
| 978 | Fuzzy Logic | 1 | 3 | 294 | 613 |
| 978 | Educational Sociology | 1 | 3 | 745 | 1129 |
| 978 | Plasma chemistry | 2 | 3 | 599 | 1373 |
| 978 | Fuzzy Sets | 1 | 3 | 150 | 336 |
| 978 | Wetland ecology | 1 | 3 | 1036 | 1695 |
| 978 | International Education | 1 | 3 | 532 | 983 |
| 978 | air quality | 2 | 3 | 389 | 1273 |
| 978 | Elderly | 3 | 3 | 1643 | 2826 |
| 978 | Organometallic compounds | 1 | 3 | 2122 | 2899 |
| 978 | Marine resources | 1 | 3 | 1424 | 2325 |
| 978 | innovation | 1 | 3 | 1198 | 1938 |
| 978 | research and development | 1 | 3 | 755 | 1186 |
| 978 | Fuzzy algorithms | 1 | 3 | 150 | 336 |
| 978 | color | 2 | 3 | 421 | 1010 |
| 978 | Cannabis | 1 | 3 | 238 | 530 |
| 978 | cannabinoids | 1 | 3 | 222 | 488 |
| 978 | wetland management | 1 | 3 | 465 | 932 |