| 1 | Physics | 132 | 8.0K | 1824 | 1758 |
| 2 | Public Administration | 161 | 7.6K | 37 | 27 |
| 3 | Pollution | 126 | 5.5K | 712 | 790 |
| 4 | Biochemistry | 142 | 5.3K | 1644 | 1546 |
| 5 | Toxicology | 96 | 4.6K | 731 | 557 |
| 6 | Ecology | 82 | 4.4K | 1216 | 1130 |
| 7 | environmental pollution | 87 | 4.3K | 678 | 565 |
| 8 | Science | 130 | 4.3K | 1635 | 2415 |
| 9 | Chemistry | 100 | 4.1K | 2164 | 2016 |
| 10 | management | 76 | 4.0K | 500 | 471 |
| 11 | Microbiology | 73 | 3.9K | 1471 | 1311 |
| 12 | Molecular Biology | 73 | 3.3K | 1972 | 1904 |
| 13 | Biology | 86 | 3.3K | 1951 | 2615 |
| 14 | Environmental pollutants | 57 | 3.2K | 270 | 157 |
| 15 | Developing countries | 105 | 3.2K | 151 | 167 |
| 16 | pollutants | 55 | 3.2K | 224 | 130 |
| 17 | Environmental Health | 100 | 3.1K | 762 | 933 |
| 18 | Europe | 102 | 3.1K | 318 | 254 |
| 19 | Marine Biology | 69 | 3.1K | 445 | 347 |
| 20 | Environmental Chemistry | 39 | 2.7K | 370 | 379 |
| 21 | local government | 37 | 2.6K | 14 | 5 |
| 22 | Social Sciences | 86 | 2.6K | 374 | 284 |
| 23 | Tourism | 50 | 2.6K | 199 | 197 |
| 24 | Medicine | 94 | 2.6K | 2087 | 2513 |
| 25 | United States | 42 | 2.6K | 1241 | 698 |
| 26 | Social Change | 26 | 2.3K | 140 | 60 |
| 27 | nucleic acids | 13 | 2.3K | 881 | 517 |
| 28 | Economic Development | 43 | 2.1K | 249 | 235 |
| 29 | Research | 74 | 2.1K | 1992 | 2077 |
| 30 | Economic History | 84 | 2.1K | 381 | 337 |
| 31 | Environment | 56 | 2.1K | 1098 | 1542 |
| 32 | Biophysics | 51 | 2.1K | 1622 | 1371 |
| 33 | Oceanography | 31 | 2.1K | 517 | 368 |
| 34 | civil service | 29 | 1.8K | 40 | 22 |
| 35 | Physical Chemistry | 53 | 1.8K | 405 | 455 |
| 36 | Water pollution | 25 | 1.8K | 978 | 631 |
| 37 | nuclear magnetic resonance spectroscopy | 44 | 1.8K | 67 | 44 |
| 38 | Magnetic Resonance Spectroscopy | 43 | 1.7K | 228 | 134 |
| 39 | Scandinavia | 91 | 1.5K | 24 | 43 |
| 40 | Environmental monitoring | 32 | 1.5K | 1135 | 1018 |
| 41 | Aquaculture | 46 | 1.5K | 256 | 251 |
| 42 | Pharmacology | 43 | 1.4K | 1602 | 1543 |
| 43 | Environmental Toxicology | 46 | 1.4K | 406 | 575 |
| 44 | environmental protection | 36 | 1.4K | 837 | 826 |
| 45 | Genetics | 21 | 1.3K | 1556 | 1409 |
| 46 | Environmental Policy | 34 | 1.3K | 822 | 940 |
| 47 | Colloids | 27 | 1.3K | 1439 | 1209 |
| 48 | Mathematics Education | 12 | 1.3K | 133 | 15 |
| 49 | Statistical physics | 50 | 1.2K | 903 | 919 |
| 50 | Social policy | 45 | 1.2K | 89 | 74 |
| 51 | Development | 57 | 1.2K | 51 | 152 |
| 52 | Biotechnology | 25 | 1.2K | 2322 | 2147 |
| 53 | Human Geography | 46 | 1.2K | 168 | 174 |
| 54 | Polymers | 27 | 1.2K | 1856 | 1357 |
| 55 | Nonlinear Dynamics | 48 | 1.2K | 458 | 486 |
| 56 | Condensed Matter | 33 | 1.1K | 1173 | 1044 |
| 57 | Molecular Microbiology | 15 | 1.1K | 332 | 323 |
| 58 | Information Technology | 11 | 1.1K | 1240 | 473 |
| 59 | Insects | 5 | 1.1K | 1135 | 248 |
| 60 | Economic Assistance | 50 | 1.1K | 44 | 154 |
| 61 | Communication | 37 | 1.1K | 440 | 504 |
| 62 | NMR | 38 | 1.1K | 22 | 18 |
| 63 | economic policy | 48 | 1.1K | 408 | 354 |
| 64 | Agronomy | 3 | 1.0K | 492 | 125 |
| 65 | polymerization | 17 | 1.0K | 1926 | 1205 |
| 66 | Botany | 12 | 1.0K | 2139 | 1368 |
| 67 | Agricultural Ecology | 5 | 1.0K | 829 | 294 |
| 68 | Sustainable agriculture | 5 | 1.0K | 536 | 90 |
| 69 | computer networks | 15 | 1.0K | 1145 | 584 |
| 70 | Computer Science | 11 | 945 | 998 | 235 |
| 71 | Mathematics | 55 | 940 | 1680 | 1293 |
| 72 | Organic Chemistry | 41 | 928 | 954 | 1035 |
| 73 | Environmental Engineering | 23 | 918 | 1366 | 1268 |
| 74 | Public Health | 39 | 908 | 1450 | 1804 |
| 75 | Environmental Management | 27 | 878 | 911 | 1118 |
| 76 | Solid State Physics | 18 | 873 | 1928 | 1284 |
| 77 | magnetic resonance | 35 | 847 | 26 | 21 |
| 78 | Drug delivery systems | 7 | 846 | 1076 | 525 |
| 79 | Politics | 16 | 845 | 168 | 87 |
| 79 | government | 16 | 845 | 210 | 114 |
| 81 | Sociology | 58 | 841 | 484 | 754 |
| 82 | Biometrics | 11 | 829 | 546 | 266 |
| 83 | Marine Pollution | 11 | 826 | 605 | 357 |
| 84 | Regional Planning | 40 | 818 | 283 | 377 |
| 85 | marketing | 22 | 817 | 605 | 624 |
| 86 | Technology | 35 | 800 | 1131 | 1182 |
| 87 | Geography | 47 | 795 | 382 | 583 |
| 88 | Physiology | 23 | 768 | 1628 | 1627 |
| 89 | Chromosomes | 11 | 743 | 473 | 292 |
| 90 | Public Policy | 35 | 739 | 362 | 464 |
| 91 | Surface Chemistry | 21 | 736 | 1661 | 1520 |
| 92 | Water | 5 | 721 | 2035 | 1144 |
| 93 | Transportation | 18 | 720 | 645 | 511 |
| 94 | nuclear magnetic resonance | 7 | 716 | 728 | 304 |
| 95 | population geography | 17 | 710 | 60 | 47 |
| 96 | Cytology | 13 | 706 | 2294 | 2254 |
| 97 | Entomology | 4 | 704 | 2034 | 563 |
| 98 | world | 15 | 680 | 241 | 284 |
| 99 | Hydrology | 11 | 678 | 1334 | 839 |
| 100 | Risk assessment | 11 | 676 | 170 | 39 |
| 101 | Nanotechnology | 21 | 673 | 2174 | 2279 |
| 102 | Environmental Law | 14 | 647 | 411 | 551 |
| 103 | Geology | 20 | 644 | 1257 | 1097 |
| 104 | Industrial Ecology | 1 | 622 | 371 | 61 |
| 105 | environmental exposure | 20 | 604 | 584 | 653 |
| 106 | International Relations | 44 | 600 | 174 | 212 |
| 107 | Health Risk Assessment | 9 | 594 | 127 | 24 |
| 108 | Culture | 34 | 588 | 187 | 170 |
| 109 | ecological risk assessment | 6 | 583 | 90 | 19 |
| 110 | Solar Energy | 13 | 580 | 790 | 697 |
| 111 | Bioengineering | 12 | 569 | 2437 | 2341 |
| 112 | Business | 20 | 548 | 728 | 963 |
| 113 | ecosystem | 13 | 544 | 571 | 626 |
| 114 | Psychology | 49 | 542 | 1072 | 1779 |
| 114 | Immunology | 18 | 542 | 1556 | 1842 |
| 116 | enzymes | 14 | 529 | 666 | 616 |
| 117 | solar power | 8 | 528 | 468 | 334 |
| 117 | solar cells | 8 | 528 | 525 | 394 |
| 119 | Cell Biology | 12 | 526 | 2268 | 2507 |
| 120 | city planning | 27 | 525 | 391 | 482 |
| 121 | Metabolism | 9 | 520 | 1671 | 1515 |
| 122 | Polymer Networks | 1 | 517 | 37 | 1 |
| 122 | Polymer Colloids | 1 | 517 | 37 | 1 |
| 124 | Fishery management | 20 | 515 | 222 | 207 |
| 125 | Analytical Chemistry | 16 | 507 | 2268 | 2132 |
| 126 | Human-Computer Interaction | 17 | 506 | 498 | 500 |
| 127 | Catalysis | 11 | 500 | 2161 | 1924 |
| 127 | Pharmaceutical Chemistry | 18 | 500 | 1780 | 1938 |
| 129 | Child Development | 12 | 494 | 942 | 830 |
| 130 | Marine Ecology | 15 | 489 | 265 | 193 |
| 131 | Endocrinology | 10 | 488 | 1772 | 1673 |
| 132 | Biodiversity | 8 | 486 | 1338 | 953 |
| 133 | Political Science | 42 | 480 | 354 | 479 |
| 134 | Information Science | 19 | 476 | 907 | 1027 |
| 135 | Genetic Toxicology | 6 | 474 | 278 | 172 |
| 136 | Education | 32 | 473 | 923 | 1062 |
| 137 | Biochemical Engineering | 3 | 469 | 3379 | 2283 |
| 137 | Regional Economics | 17 | 469 | 78 | 93 |
| 139 | Insect biochemistry | 4 | 466 | 383 | 173 |
| 140 | Pharmacy | 18 | 457 | 842 | 900 |
| 141 | Urban Policy | 20 | 453 | 167 | 241 |
| 141 | recreation | 3 | 453 | 645 | 148 |
| 143 | Journalism | 25 | 452 | 80 | 83 |
| 144 | Bacteriology | 8 | 451 | 1205 | 1118 |
| 144 | Hospitality industry | 16 | 451 | 62 | 68 |
| 146 | Economics | 29 | 448 | 1442 | 1560 |
| 147 | Child welfare | 9 | 447 | 562 | 313 |
| 148 | Child psychology | 7 | 441 | 928 | 733 |
| 149 | Australia | 16 | 434 | 712 | 563 |
| 150 | Parasitology | 10 | 432 | 1308 | 924 |
| 151 | organization | 26 | 429 | 168 | 430 |
| 152 | Child | 6 | 428 | 1763 | 967 |
| 153 | Earth Sciences | 15 | 423 | 1549 | 1487 |
| 154 | Operations Research | 2 | 419 | 2446 | 902 |
| 155 | child behavior | 5 | 417 | 276 | 185 |
| 155 | children | 5 | 417 | 326 | 181 |
| 157 | Energy Policy | 15 | 415 | 1236 | 1637 |
| 158 | Metabolic diseases | 8 | 413 | 1469 | 1503 |
| 159 | Leisure | 2 | 403 | 398 | 103 |
| 160 | Comparative Physiology | 10 | 401 | 366 | 326 |
| 161 | Medical Ethics | 14 | 399 | 437 | 273 |
| 162 | Pathology | 18 | 392 | 946 | 1275 |
| 162 | Soil Science | 9 | 392 | 1129 | 920 |
| 164 | infection | 11 | 384 | 894 | 902 |
| 165 | Emotions | 5 | 383 | 431 | 320 |
| 166 | Hematology | 34 | 381 | 1005 | 1588 |
| 167 | Landscape Ecology | 8 | 377 | 220 | 208 |
| 168 | Biomass Energy | 7 | 373 | 1693 | 1485 |
| 169 | Africa | 22 | 368 | 388 | 332 |
| 170 | Spectrum analysis | 20 | 367 | 1985 | 2261 |
| 171 | Adult Education | 4 | 361 | 487 | 93 |
| 172 | Diplomatic relations | 19 | 358 | 168 | 77 |
| 173 | drugs | 13 | 357 | 1033 | 1017 |
| 174 | Cancer | 13 | 356 | 1860 | 2292 |
| 175 | proteins | 10 | 354 | 1192 | 1052 |
| 176 | Neurology | 9 | 351 | 3376 | 3186 |
| 177 | Digital Media | 6 | 349 | 88 | 47 |
| 177 | Online journalism | 6 | 349 | 42 | 39 |
| 179 | energy resources | 8 | 342 | 833 | 1049 |
| 180 | Natural history | 10 | 340 | 2260 | 4218 |
| 181 | Continuing Education | 3 | 335 | 453 | 49 |
| 182 | Environmental risk assessment | 14 | 333 | 79 | 103 |
| 183 | environmental control | 13 | 329 | 52 | 75 |
| 184 | United Kingdom | 14 | 328 | 667 | 918 |
| 185 | Epidemiology | 16 | 324 | 1676 | 2013 |
| 185 | Reproduction | 9 | 324 | 1407 | 1180 |
| 187 | DNA repair | 4 | 317 | 253 | 142 |
| 188 | Medical genetics | 8 | 312 | 1817 | 2050 |
| 189 | consumers | 5 | 311 | 237 | 151 |
| 190 | Bioethics | 8 | 310 | 505 | 271 |
| 191 | Medical Microbiology | 14 | 305 | 1126 | 1609 |
| 191 | Feminism | 21 | 305 | 111 | 158 |
| 191 | Estuaries | 3 | 305 | 146 | 86 |
| 194 | Medical Oncology | 5 | 302 | 1508 | 1208 |
| 194 | Biogeochemistry | 7 | 302 | 705 | 756 |
| 196 | Zoology | 7 | 296 | 1758 | 1121 |
| 197 | Ethics | 14 | 293 | 315 | 278 |
| 198 | Astronomy | 4 | 289 | 2395 | 1793 |
| 199 | Nursing | 15 | 287 | 759 | 642 |
| 199 | Great Lakes | 1 | 287 | 420 | 95 |
| 201 | industrial relations | 13 | 286 | 326 | 285 |
| 202 | Mitochondria | 2 | 283 | 358 | 132 |
| 203 | Clinical Pharmacology | 7 | 282 | 975 | 757 |
| 204 | sanitation | 12 | 280 | 761 | 1378 |
| 205 | Mass Media | 17 | 279 | 194 | 150 |
| 205 | Membranes | 6 | 279 | 1323 | 1267 |
| 207 | European Union | 12 | 278 | 38 | 51 |
| 208 | Yeast | 2 | 277 | 526 | 215 |
| 209 | Molecular Pharmacology | 8 | 275 | 440 | 540 |
| 210 | Parasitic Diseases | 9 | 272 | 1169 | 1153 |
| 211 | Histocompatibility Testing | 4 | 271 | 435 | 203 |
| 212 | mutation | 5 | 269 | 488 | 423 |
| 213 | Algae | 6 | 268 | 526 | 428 |
| 213 | administrative agencies | 13 | 268 | 85 | 105 |
| 215 | Qualitative Research | 17 | 267 | 122 | 202 |
| 215 | Molecular structure | 5 | 267 | 2028 | 1379 |
| 217 | Agriculture | 9 | 264 | 1224 | 1181 |
| 218 | libraries | 5 | 263 | 402 | 152 |
| 219 | Systems Engineering | 10 | 258 | 1222 | 1069 |
| 220 | Anthropology | 20 | 256 | 484 | 619 |
| 220 | Nutrition | 8 | 256 | 2825 | 2839 |
| 222 | Oncogenes | 3 | 252 | 1191 | 1131 |
| 223 | Health Policy | 7 | 250 | 1520 | 1278 |
| 223 | Microbial Ecology | 4 | 250 | 2030 | 1864 |
| 223 | Pharmaceutical Technology | 11 | 250 | 778 | 920 |
| 223 | disease vectors | 5 | 250 | 728 | 528 |
| 223 | Parasites | 5 | 250 | 1284 | 847 |
| 228 | Biodiversity conservation | 2 | 248 | 1984 | 1455 |
| 229 | Telecommunication | 6 | 247 | 2076 | 1523 |
| 230 | Information Systems | 7 | 245 | 887 | 737 |
| 231 | plankton | 13 | 244 | 42 | 90 |
| 232 | Social Psychology | 8 | 243 | 1276 | 1273 |
| 232 | Therapeutics | 11 | 243 | 888 | 1262 |
| 234 | Psychiatry | 17 | 242 | 1914 | 2773 |
| 235 | Primary health care | 12 | 238 | 792 | 904 |
| 236 | Carcinogenesis | 4 | 235 | 923 | 746 |
| 237 | carcinogens | 3 | 234 | 1053 | 745 |
| 237 | mutagens | 3 | 234 | 873 | 694 |
| 237 | Aquatic ecology | 3 | 234 | 956 | 477 |
| 240 | Database Management | 15 | 233 | 301 | 459 |
| 241 | Food | 9 | 232 | 1893 | 2113 |
| 242 | Computational Biology | 9 | 229 | 1548 | 1720 |
| 243 | Geriatrics | 9 | 222 | 1807 | 1747 |
| 243 | Green Chemistry | 6 | 222 | 1336 | 1465 |
| 243 | Globalization | 13 | 222 | 154 | 254 |
| 246 | Proteome | 8 | 219 | 732 | 941 |
| 246 | cultural pluralism | 8 | 219 | 162 | 113 |
| 248 | Organizational Sociology | 15 | 216 | 70 | 163 |
| 249 | Aging | 9 | 214 | 1687 | 1731 |
| 250 | disease outbreaks | 4 | 212 | 477 | 382 |
| 250 | Epidemics | 4 | 212 | 461 | 381 |
| 252 | Biomass | 1 | 211 | 1308 | 513 |
| 252 | biological evolution | 5 | 211 | 1643 | 1683 |
| 254 | Magnetic Resonance Imaging | 3 | 210 | 477 | 272 |
| 255 | polar regions | 6 | 209 | 430 | 346 |
| 256 | peptides | 5 | 205 | 612 | 337 |
| 257 | Biogeography | 1 | 203 | 1399 | 874 |
| 258 | educational planning | 4 | 202 | 311 | 235 |
| 259 | international cooperation | 13 | 200 | 190 | 347 |
| 260 | Land use | 5 | 199 | 853 | 752 |
| 261 | Immunogenetics | 2 | 198 | 899 | 449 |
| 261 | Antigens | 2 | 198 | 1131 | 600 |
| 261 | Behavior | 5 | 198 | 2539 | 2547 |
| 264 | Raman spectroscopy | 4 | 197 | 678 | 409 |
| 264 | Corporate governance | 8 | 197 | 231 | 328 |
| 266 | Public Relations | 9 | 195 | 184 | 189 |
| 267 | Meteorology | 5 | 193 | 1803 | 1859 |
| 267 | Popular culture | 7 | 193 | 260 | 92 |
| 269 | Seaweed | 5 | 191 | 429 | 406 |
| 270 | Surgery | 1 | 190 | 2891 | 1707 |
| 271 | Enzyme | 5 | 189 | 370 | 403 |
| 272 | Metallurgy | 2 | 188 | 2912 | 1509 |
| 272 | European integration | 10 | 188 | 91 | 128 |
| 272 | European Economic Community | 10 | 188 | 91 | 128 |
| 275 | Health | 21 | 186 | 695 | 1434 |
| 275 | Obesity | 6 | 186 | 1471 | 1658 |
| 277 | community development | 8 | 185 | 292 | 294 |
| 277 | Mental Disorders | 7 | 185 | 1995 | 2237 |
| 277 | Technological Innovations | 5 | 185 | 823 | 656 |
| 280 | human behavior | 5 | 184 | 1876 | 2171 |
| 280 | Europa | 6 | 184 | 294 | 306 |
| 282 | Materials | 9 | 182 | 3846 | 4117 |
| 283 | Mineralogy | 2 | 180 | 1674 | 887 |
| 283 | Genomics | 12 | 180 | 1756 | 2583 |
| 283 | Analytical Biochemistry | 10 | 180 | 961 | 1215 |
| 283 | Neuromuscular diseases | 1 | 180 | 1028 | 469 |
| 283 | Muscles | 1 | 180 | 1410 | 739 |
| 288 | Socialism | 5 | 178 | 128 | 66 |
| 289 | Vaccines | 6 | 176 | 1419 | 1428 |
| 290 | Ethnology | 19 | 174 | 396 | 624 |
| 291 | Medical Anthropology | 18 | 172 | 400 | 1159 |
| 292 | Biopharmaceutics | 5 | 170 | 862 | 910 |
| 292 | rehabilitation | 5 | 170 | 1839 | 1654 |
| 294 | Data Mining | 2 | 169 | 2307 | 1280 |
| 294 | Social History | 17 | 169 | 129 | 144 |
| 294 | data collection | 2 | 169 | 1557 | 909 |
| 294 | Metals | 1 | 169 | 3182 | 1545 |
| 298 | Multilingualism | 5 | 167 | 177 | 130 |
| 299 | Biomedical Engineering | 4 | 164 | 4713 | 4052 |
| 299 | Cardiovascular system | 2 | 164 | 1865 | 1713 |
| 301 | Schizophrenia | 3 | 163 | 1049 | 917 |
| 301 | Freeze-Drying | 6 | 163 | 209 | 215 |
| 301 | Hypothermia | 6 | 163 | 209 | 215 |
| 301 | Freeze Drying | 6 | 163 | 209 | 215 |
| 305 | Public Spaces | 4 | 162 | 36 | 6 |
| 305 | personal space | 4 | 162 | 32 | 6 |
| 307 | Diagnostic microbiology | 1 | 160 | 1901 | 1427 |
| 308 | Solutions | 4 | 159 | 319 | 161 |
| 309 | Clinical Laboratory Science | 4 | 157 | 197 | 97 |
| 310 | Multiculturalism | 14 | 153 | 10 | 10 |
| 311 | Radiology | 2 | 152 | 1902 | 924 |
| 312 | History | 12 | 151 | 485 | 201 |
| 313 | Artificial Intelligence | 17 | 150 | 1653 | 2683 |
| 313 | Welfare Economics | 4 | 150 | 362 | 320 |
| 315 | Cybernetics | 5 | 148 | 1269 | 1255 |
| 315 | soil management | 2 | 148 | 704 | 528 |
| 317 | Pharmacokinetics | 5 | 145 | 653 | 739 |
| 317 | ethnicity | 9 | 145 | 313 | 301 |
| 319 | Embryology | 3 | 144 | 1523 | 1492 |
| 320 | soil microbiology | 3 | 142 | 1519 | 1660 |
| 321 | Crystallography | 2 | 141 | 1972 | 785 |
| 322 | Physical organic chemistry | 6 | 140 | 1059 | 1043 |
| 322 | Ethnic relations | 8 | 140 | 281 | 254 |
| 324 | Medical Physics | 1 | 138 | 2710 | 1519 |
| 325 | Databases | 9 | 134 | 209 | 304 |
| 325 | tillage | 1 | 134 | 755 | 486 |
| 327 | technical education | 6 | 133 | 407 | 380 |
| 327 | ecotourism | 3 | 133 | 231 | 166 |
| 329 | Chemical Engineering | 5 | 131 | 3758 | 3817 |
| 329 | biofuels | 4 | 131 | 229 | 436 |
| 329 | Population | 10 | 131 | 413 | 757 |
| 332 | Hormones | 4 | 130 | 1157 | 1225 |
| 333 | History of Medicine | 9 | 128 | 177 | 95 |
| 334 | Quality of life | 7 | 126 | 953 | 1448 |
| 335 | Drug design | 3 | 125 | 1684 | 1430 |
| 336 | Sustainable Engineering | 3 | 124 | 1702 | 1555 |
| 337 | Molecular Spectroscopy | 14 | 123 | 764 | 1375 |
| 337 | freshwater biology | 3 | 123 | 932 | 741 |
| 339 | Chemical Ecology | 1 | 122 | 854 | 521 |
| 339 | Developmental Biology | 3 | 122 | 2034 | 2108 |
| 339 | pheromones | 1 | 122 | 797 | 483 |
| 342 | Ocean Engineering | 4 | 121 | 1550 | 1455 |
| 343 | Research methodology | 3 | 120 | 91 | 86 |
| 344 | Hypertension | 3 | 119 | 1622 | 1841 |
| 344 | Gerontology | 4 | 119 | 1724 | 1339 |
| 344 | feeding behavior | 2 | 119 | 895 | 715 |
| 344 | Appetite | 2 | 119 | 779 | 654 |
| 348 | Sustainable Development | 8 | 118 | 1172 | 1914 |
| 348 | water supply | 2 | 118 | 1156 | 918 |
| 348 | Immunity | 2 | 118 | 2358 | 2401 |
| 351 | International Finance | 6 | 117 | 1205 | 1305 |
| 352 | Hemodynamics | 2 | 116 | 758 | 775 |
| 353 | Travel | 1 | 115 | 1519 | 586 |
| 353 | sustainability | 9 | 115 | 395 | 967 |
| 353 | System analysis | 7 | 115 | 1566 | 1815 |
| 353 | Brain | 1 | 115 | 3798 | 2445 |
| 357 | Archaeology | 6 | 114 | 914 | 859 |
| 357 | Organizational change | 10 | 114 | 286 | 543 |
| 357 | Electrochemistry | 7 | 114 | 2825 | 2941 |
| 357 | Diet | 3 | 114 | 2103 | 2331 |
| 357 | Nonprofit organizations | 8 | 114 | 136 | 241 |
| 362 | Mathematical Physics | 9 | 113 | 1721 | 1811 |
| 362 | free radicals | 4 | 113 | 1246 | 1615 |
| 364 | innovation | 4 | 112 | 503 | 727 |
| 365 | cultural policy | 6 | 111 | 120 | 116 |
| 365 | Soft Condensed Matter | 7 | 111 | 717 | 986 |
| 365 | forest policy | 4 | 111 | 294 | 278 |
| 368 | Oncology | 3 | 110 | 2475 | 2857 |
| 369 | Communication in politics | 2 | 108 | 324 | 132 |
| 369 | psychotherapy | 4 | 108 | 1127 | 1140 |
| 371 | Global Health | 3 | 106 | 1222 | 788 |
| 371 | Middle East | 10 | 106 | 432 | 497 |
| 373 | Medical Technology | 6 | 105 | 1216 | 1594 |
| 373 | Radiation | 2 | 105 | 2806 | 1691 |
| 373 | Cell differentiation | 4 | 105 | 1453 | 2011 |
| 376 | Clinical Chemistry | 6 | 103 | 2294 | 2972 |
| 376 | biological factors | 7 | 103 | 1317 | 1762 |
| 378 | Ecosystem management | 4 | 102 | 569 | 664 |
| 378 | coal | 1 | 102 | 2527 | 1814 |
| 380 | Paleoclimatology | 2 | 101 | 1247 | 1068 |
| 380 | Paleoecology | 2 | 101 | 1216 | 996 |
| 380 | nutrition policy | 2 | 101 | 96 | 19 |
| 380 | Paleogeography | 2 | 101 | 1092 | 924 |
| 384 | Nanostructured Materials | 7 | 100 | 2117 | 2763 |
| 384 | chemical pollution | 1 | 100 | 11 | 14 |
| 386 | Software Engineering | 9 | 99 | 570 | 823 |
| 387 | Biocompatible Materials | 4 | 98 | 3312 | 3922 |
| 388 | Human genetics | 2 | 97 | 2604 | 3392 |
| 389 | Asia | 9 | 95 | 1662 | 2030 |
| 389 | planning | 3 | 95 | 741 | 533 |
| 391 | Philosophy | 21 | 94 | 559 | 679 |
| 391 | Computational Linguistics | 6 | 94 | 310 | 262 |
| 391 | cosmic rays | 1 | 94 | 834 | 345 |
| 391 | Language and Logic | 6 | 94 | 29 | 31 |
| 391 | Genetic regulation | 2 | 94 | 1479 | 1400 |
| 391 | Molecular ecology | 1 | 94 | 1652 | 1404 |
| 391 | Evolution | 3 | 94 | 1879 | 1893 |
| 398 | Oxidative stress | 2 | 93 | 1163 | 1325 |
| 398 | Oxidation-reduction | 2 | 93 | 1039 | 1207 |
| 400 | Soil biology | 2 | 92 | 1083 | 1147 |
| 400 | Synchrotron Radiation | 1 | 92 | 715 | 318 |
| 400 | civilization | 13 | 92 | 377 | 249 |
| 400 | gene mapping | 1 | 92 | 3235 | 2481 |
| 400 | DNA polymerases | 1 | 92 | 804 | 931 |
| 405 | radioactive waste | 3 | 91 | 853 | 1269 |
| 405 | industrial waste | 3 | 91 | 880 | 1270 |
| 405 | Hazardous waste | 3 | 91 | 990 | 1342 |
| 408 | Developmental Psychology | 2 | 90 | 1193 | 1017 |
| 409 | Rural Development | 7 | 89 | 269 | 510 |
| 409 | Vocational Education | 4 | 89 | 428 | 401 |
| 409 | Chemical analysis | 3 | 89 | 1257 | 1229 |
| 412 | Intercultural Communication | 9 | 88 | 146 | 355 |
| 412 | Technology Assessment | 3 | 88 | 391 | 529 |
| 412 | Cross-Cultural Studies | 9 | 88 | 309 | 617 |
| 415 | Nuclear Physics | 5 | 87 | 3175 | 3131 |
| 415 | health behavior | 7 | 87 | 598 | 985 |
| 415 | Research Design | 7 | 87 | 744 | 1282 |
| 415 | Business Ethics | 4 | 87 | 786 | 1210 |
| 415 | nursing ethics | 2 | 87 | 285 | 230 |
| 415 | Molecules | 5 | 87 | 1221 | 1174 |
| 415 | biological monitoring | 4 | 87 | 436 | 583 |
| 422 | behavioral medicine | 2 | 86 | 1671 | 1639 |
| 422 | occupational diseases | 5 | 86 | 584 | 934 |
| 424 | Materials Science | 5 | 85 | 3794 | 4195 |
| 425 | Functional Analysis | 5 | 83 | 980 | 896 |
| 425 | Industrial Policy | 4 | 83 | 404 | 478 |
| 425 | Randomized Controlled Trials | 2 | 83 | 1516 | 920 |
| 425 | economic development projects | 2 | 83 | 239 | 162 |
| 429 | Medical Laboratory Science | 1 | 82 | 3655 | 2747 |
| 429 | Industrial Microbiology | 1 | 82 | 3139 | 2413 |
| 429 | Cost effectiveness | 2 | 82 | 110 | 76 |
| 429 | Decision making | 2 | 82 | 1869 | 1394 |
| 433 | Developmental Genetics | 1 | 81 | 840 | 826 |
| 433 | Cytogenetics | 1 | 81 | 2317 | 1928 |
| 433 | Gene expression regulation | 1 | 81 | 1722 | 1164 |
| 433 | Entrepreneurship | 3 | 81 | 904 | 1114 |
| 433 | viral genetics | 1 | 81 | 527 | 641 |
| 438 | Occupational Health | 7 | 80 | 643 | 906 |
| 438 | Genetic translocation | 4 | 80 | 159 | 240 |
| 438 | older people | 2 | 80 | 2019 | 1199 |
| 438 | plasmids | 4 | 80 | 159 | 240 |
| 442 | Political Psychology | 2 | 79 | 413 | 416 |
| 442 | global environmental change | 5 | 79 | 630 | 1165 |
| 444 | Cognitive Psychology | 8 | 78 | 180 | 322 |
| 444 | Mental Health | 8 | 78 | 955 | 1535 |
| 444 | Visual Perception | 6 | 78 | 1216 | 1825 |
| 444 | land tenure | 2 | 78 | 89 | 58 |
| 444 | Land reform | 2 | 78 | 93 | 58 |
| 444 | Memory | 5 | 78 | 1460 | 2034 |
| 444 | Attention | 5 | 78 | 1397 | 1904 |
| 444 | Perception | 5 | 78 | 1478 | 1988 |
| 452 | Psychopharmacology | 3 | 77 | 1540 | 1823 |
| 453 | Plant Ecology | 3 | 76 | 1726 | 2042 |
| 453 | Quality Control | 2 | 76 | 2236 | 1852 |
| 453 | Genes | 3 | 76 | 1239 | 1288 |
| 456 | Structure-activity relationship | 2 | 75 | 333 | 329 |
| 457 | Agricultural Science | 1 | 74 | 458 | 402 |
| 457 | Climatology | 3 | 74 | 1731 | 1893 |
| 457 | China | 6 | 74 | 2189 | 2790 |
| 460 | Linguistics | 19 | 73 | 410 | 1008 |
| 460 | Subjectivity | 2 | 73 | 41 | 30 |
| 462 | Bioenergetics | 2 | 72 | 1047 | 1059 |
| 462 | Energy metabolism | 2 | 72 | 723 | 767 |
| 462 | cell membrane | 2 | 72 | 677 | 737 |
| 465 | Consumer education | 2 | 71 | 450 | 456 |
| 465 | human development | 1 | 71 | 1286 | 948 |
| 467 | Discourse Analysis | 3 | 70 | 323 | 358 |
| 467 | environmental indicators | 1 | 70 | 1845 | 1555 |
| 469 | natural products | 7 | 69 | 1202 | 1724 |
| 470 | Ethnic Conflict | 4 | 68 | 206 | 286 |
| 470 | forced migration | 4 | 68 | 206 | 286 |
| 470 | race relations | 4 | 68 | 492 | 509 |
| 473 | Genetic engineering | 3 | 67 | 2349 | 2769 |
| 473 | Political Sociology | 11 | 67 | 178 | 420 |
| 473 | emergency management | 3 | 67 | 702 | 806 |
| 473 | Climate change | 1 | 67 | 1666 | 1783 |
| 473 | Eutrophication | 1 | 67 | 1513 | 1737 |
| 473 | Mineral resources | 2 | 67 | 786 | 804 |
| 473 | language | 3 | 67 | 816 | 921 |
| 480 | Social Issues | 8 | 66 | 121 | 324 |
| 480 | Bioorganic chemistry | 3 | 66 | 2878 | 3144 |
| 480 | Inflammation | 1 | 66 | 1883 | 1622 |
| 483 | Anthropological Linguistics | 1 | 65 | 496 | 109 |
| 483 | Nutrition physiology | 2 | 65 | 992 | 993 |
| 483 | Latin America | 6 | 65 | 714 | 631 |
| 483 | men | 4 | 65 | 210 | 312 |
| 487 | Palliative Care | 3 | 64 | 904 | 857 |
| 487 | food technology | 2 | 64 | 3005 | 2934 |
| 487 | national security | 4 | 64 | 293 | 196 |
| 490 | visualization | 2 | 63 | 2054 | 1037 |
| 490 | Social behavior | 4 | 63 | 979 | 1330 |
| 492 | Development Economics | 4 | 62 | 333 | 456 |
| 492 | Photochemistry | 3 | 62 | 1723 | 1913 |
| 492 | Action Research | 5 | 62 | 140 | 194 |
| 492 | Bioinformatics | 4 | 62 | 1968 | 2429 |
| 492 | Plant diseases | 2 | 62 | 2240 | 1932 |
| 492 | Culture techniques | 1 | 62 | 561 | 322 |
| 498 | Food Policy | 1 | 61 | 663 | 555 |
| 498 | agricultural policy | 1 | 61 | 486 | 466 |
| 498 | Watershed management | 2 | 61 | 300 | 184 |
| 498 | Malaria | 3 | 61 | 739 | 895 |
| 502 | foreign policy | 5 | 60 | 178 | 127 |
| 503 | Sociolinguistics | 6 | 59 | 264 | 407 |
| 503 | Educational Technology | 5 | 59 | 1190 | 1677 |
| 503 | Urban Anthropology | 4 | 59 | 110 | 181 |
| 503 | Youth | 1 | 59 | 1115 | 843 |
| 507 | Histology | 1 | 58 | 2839 | 2355 |
| 507 | Logic | 8 | 58 | 228 | 320 |
| 507 | Urban Planning | 3 | 58 | 360 | 554 |
| 507 | Organizational Behavior | 3 | 58 | 536 | 768 |
| 507 | Microbial Biotechnology | 1 | 58 | 1793 | 1318 |
| 507 | Nanostructures | 1 | 58 | 2990 | 2433 |
| 507 | Photobiology | 2 | 58 | 1676 | 1615 |
| 507 | X-rays | 1 | 58 | 1154 | 608 |
| 515 | International Education | 4 | 57 | 173 | 259 |
| 515 | weather | 2 | 57 | 728 | 769 |
| 515 | Fisheries | 4 | 57 | 1421 | 1748 |
| 515 | gastrointestinal tract | 2 | 57 | 469 | 690 |
| 519 | Humanities | 13 | 56 | 638 | 1322 |
| 519 | Environmental Microbiology | 1 | 56 | 2283 | 2169 |
| 519 | Disability Studies | 2 | 56 | 318 | 263 |
| 519 | Electrophoresis | 3 | 56 | 1721 | 2012 |
| 519 | Feminist theory | 5 | 56 | 115 | 166 |
| 519 | Radiobiology | 1 | 56 | 2241 | 1813 |
| 519 | Logic Programming | 5 | 56 | 219 | 246 |
| 519 | Social problems | 2 | 56 | 693 | 726 |
| 527 | Industrial Engineering | 1 | 55 | 2807 | 2122 |
| 527 | Obstetrics | 7 | 55 | 1727 | 2705 |
| 527 | Geometry | 5 | 55 | 830 | 707 |
| 527 | Population Genetics | 4 | 55 | 1038 | 1687 |
| 527 | Health Education | 2 | 55 | 2365 | 2150 |
| 532 | Molecular cloning | 2 | 54 | 1934 | 1907 |
| 532 | Food additives | 2 | 54 | 1541 | 1731 |
| 532 | Genetic recombination | 2 | 54 | 1905 | 1887 |
| 532 | nucleotides | 7 | 54 | 205 | 258 |
| 532 | Recombinant DNA | 2 | 54 | 2010 | 1985 |
| 537 | Geophysics | 2 | 53 | 4021 | 3846 |
| 537 | Educational Sociology | 2 | 53 | 414 | 365 |
| 537 | Documentation | 2 | 53 | 396 | 337 |
| 540 | Economic Geography | 2 | 52 | 456 | 449 |
| 540 | Community Psychology | 1 | 52 | 930 | 713 |
| 540 | Cell cycle | 1 | 52 | 631 | 480 |
| 540 | cell proliferation | 1 | 52 | 692 | 519 |
| 540 | Sulfur | 4 | 52 | 75 | 78 |
| 545 | Geomorphology | 2 | 51 | 1623 | 1804 |
| 545 | Renewable Energy Sources | 5 | 51 | 2276 | 3864 |
| 545 | Entropy | 1 | 51 | 1942 | 1134 |
| 548 | Critical Care | 1 | 50 | 2283 | 2313 |
| 548 | Critical Care Medicine | 1 | 50 | 2207 | 2290 |
| 548 | poverty | 2 | 50 | 562 | 570 |
| 548 | Energy Consumption | 2 | 50 | 525 | 689 |
| 548 | energy conservation | 2 | 50 | 2591 | 3017 |
| 548 | Waste management | 3 | 50 | 1559 | 1717 |
| 548 | Water quality management | 3 | 50 | 1991 | 2193 |
| 548 | Sports | 1 | 50 | 2920 | 1955 |
| 548 | food handling | 1 | 50 | 1577 | 1431 |
| 548 | Exercise | 1 | 50 | 2196 | 1434 |
| 558 | Agricultural Chemistry | 3 | 49 | 2436 | 2925 |
| 558 | Radiopharmaceuticals | 4 | 49 | 312 | 277 |
| 558 | Radioisotopes | 4 | 49 | 1092 | 1200 |
| 558 | organizational effectiveness | 5 | 49 | 268 | 532 |
| 558 | Trust | 2 | 49 | 28 | 38 |
| 563 | bioclimatology | 2 | 48 | 1181 | 1237 |
| 563 | Islam | 2 | 48 | 582 | 350 |
| 563 | Virulence | 2 | 48 | 1401 | 2029 |
| 566 | Freshwater Ecology | 3 | 47 | 275 | 250 |
| 566 | Nonlinear functional analysis | 1 | 47 | 1584 | 1130 |
| 566 | blood transfusion | 4 | 47 | 663 | 903 |
| 566 | design | 3 | 47 | 255 | 267 |
| 566 | Crystal growth | 2 | 47 | 1258 | 1315 |
| 566 | Aquatic animals | 3 | 47 | 195 | 251 |
| 566 | arthritis | 3 | 47 | 1192 | 1879 |
| 573 | Multicultural Education | 2 | 46 | 450 | 398 |
| 573 | Happiness | 1 | 46 | 835 | 682 |
| 573 | pigments | 4 | 46 | 746 | 1132 |
| 576 | Ethnoarchaeology | 1 | 45 | 329 | 259 |
| 576 | Wireless Communication Systems | 5 | 45 | 1945 | 2507 |
| 576 | Virology | 2 | 45 | 3612 | 4332 |
| 576 | civil society | 8 | 45 | 5 | 43 |
| 576 | Political Parties | 1 | 45 | 346 | 285 |
| 576 | Knowledge | 5 | 45 | 346 | 403 |
| 576 | Invertebrates | 1 | 45 | 1084 | 800 |
| 583 | Bioinorganic chemistry | 2 | 44 | 1630 | 1716 |
| 583 | Optical materials | 2 | 44 | 2929 | 3211 |
| 583 | pain | 3 | 44 | 1414 | 1914 |
| 586 | Distance Education | 2 | 43 | 453 | 534 |
| 586 | Signal Transduction | 1 | 43 | 2258 | 2209 |
| 586 | Simulation Methods | 1 | 43 | 1741 | 1214 |
| 586 | Urban Renewal | 1 | 43 | 185 | 99 |
| 586 | Central Asia | 2 | 43 | 243 | 256 |
| 586 | cell interaction | 1 | 43 | 1725 | 1668 |
| 586 | Urban society | 1 | 43 | 92 | 49 |
| 586 | natural disasters | 2 | 43 | 1653 | 1848 |
| 594 | Applied Ethics | 4 | 42 | 95 | 127 |
| 594 | Mycology | 1 | 42 | 2438 | 2053 |
| 594 | Housing | 4 | 42 | 390 | 743 |
| 594 | Agricultural systems | 2 | 42 | 419 | 674 |
| 594 | energy development | 3 | 42 | 907 | 1479 |
| 594 | Fungi | 1 | 42 | 1633 | 1474 |
| 600 | Risk Management | 2 | 41 | 965 | 1051 |
| 600 | health services accessibility | 1 | 41 | 1788 | 1307 |
| 600 | Animal ecology | 1 | 41 | 1757 | 1481 |
| 600 | Water Purification | 2 | 41 | 1576 | 1569 |
| 600 | Computational Complexity | 5 | 41 | 765 | 1058 |
| 600 | Small Business | 1 | 41 | 1098 | 1209 |
| 600 | software | 2 | 41 | 1408 | 1700 |
| 600 | masculinity | 1 | 41 | 195 | 183 |
| 600 | Bacterial diseases | 1 | 41 | 592 | 528 |
| 600 | Radiation effects | 1 | 41 | 1129 | 1082 |
| 610 | Electrochemical Analysis | 3 | 40 | 1560 | 1947 |
| 610 | Trademarks | 4 | 40 | 42 | 97 |
| 612 | Neurobiology | 2 | 39 | 1999 | 2605 |
| 612 | Environmental Geology | 1 | 39 | 2490 | 2197 |
| 612 | Organometallic chemistry | 2 | 39 | 2347 | 2233 |
| 612 | Solitons | 3 | 39 | 1197 | 1459 |
| 612 | Postcolonialism | 3 | 39 | 128 | 90 |
| 612 | Fractals | 3 | 39 | 1202 | 1462 |
| 612 | Chaos | 3 | 39 | 1197 | 1459 |
| 612 | women | 3 | 39 | 798 | 827 |
| 620 | Gender Studies | 2 | 38 | 643 | 671 |
| 620 | Sustainable urban development | 1 | 38 | 146 | 74 |
| 620 | pharmaceutical industry | 2 | 38 | 802 | 862 |
| 623 | Architectural Design | 2 | 37 | 626 | 495 |
| 623 | Hydrometeorology | 1 | 37 | 394 | 479 |
| 623 | Solid State Chemistry | 1 | 37 | 3327 | 2809 |
| 623 | Reproductive health | 3 | 37 | 857 | 1277 |
| 623 | Ornithology | 2 | 37 | 1133 | 1067 |
| 623 | Strategic planning | 4 | 37 | 626 | 1066 |
| 623 | drug therapy | 3 | 37 | 2409 | 3394 |
| 623 | Climate | 1 | 37 | 1127 | 1015 |
| 623 | Birds | 2 | 37 | 1356 | 1227 |
| 623 | Protein engineering | 2 | 37 | 326 | 468 |
| 623 | molecular design | 2 | 37 | 358 | 471 |
| 634 | Health Information Management | 1 | 36 | 618 | 880 |
| 634 | risk factors | 4 | 36 | 630 | 1123 |
| 634 | Eastern Europe | 4 | 36 | 751 | 801 |
| 634 | nanoscience | 1 | 36 | 4011 | 3841 |
| 638 | Criminology | 3 | 35 | 852 | 994 |
| 638 | Cognitive Science | 4 | 35 | 1366 | 2260 |
| 638 | body temperature | 1 | 35 | 1032 | 808 |
| 638 | India | 3 | 35 | 1540 | 1294 |
| 638 | Kidney diseases | 1 | 35 | 1641 | 1477 |
| 643 | hospice care | 1 | 34 | 1039 | 806 |
| 643 | Nationalism | 4 | 34 | 276 | 358 |
| 643 | Gender identity | 2 | 34 | 376 | 344 |
| 643 | Capital market | 1 | 34 | 815 | 732 |
| 643 | drug development | 2 | 34 | 1401 | 2232 |
| 643 | hydrocolloids | 1 | 34 | 1053 | 1267 |
| 643 | drug evaluation | 2 | 34 | 1803 | 2200 |
| 650 | Pharmacogenetics | 4 | 33 | 916 | 1807 |
| 650 | plant communities | 1 | 33 | 1605 | 1728 |
| 650 | econometric models | 1 | 33 | 1083 | 952 |
| 653 | Political Geography | 3 | 32 | 273 | 443 |
| 653 | Systems Biology | 2 | 32 | 2107 | 2690 |
| 653 | biomedicine | 1 | 32 | 1075 | 1093 |
| 653 | finance | 2 | 32 | 2645 | 2577 |
| 657 | Clinical Psychology | 1 | 31 | 1849 | 1841 |
| 657 | Atmospheric Chemistry | 1 | 31 | 1326 | 1482 |
| 657 | Atmospheric Physics | 1 | 31 | 2292 | 2219 |
| 657 | Leadership | 3 | 31 | 484 | 927 |
| 657 | Sites | 1 | 31 | 888 | 995 |
| 657 | Soviet Union | 2 | 31 | 984 | 677 |
| 663 | Systems Theory | 3 | 30 | 364 | 427 |
| 663 | Ergonomics | 2 | 30 | 1292 | 1400 |
| 663 | Social Entrepreneurship | 5 | 30 | 37 | 276 |
| 663 | Eurasia | 1 | 30 | 406 | 331 |
| 663 | catalytic activity | 1 | 30 | 986 | 1031 |
| 663 | drug toxicity | 2 | 30 | 639 | 1032 |
| 663 | hygiene | 2 | 30 | 709 | 939 |
| 670 | Land Use Planning | 1 | 29 | 650 | 724 |
| 670 | gene therapy | 2 | 29 | 1415 | 2082 |
| 670 | peace | 3 | 29 | 463 | 701 |
| 670 | viruses | 1 | 29 | 2200 | 2584 |
| 670 | Genetic therapy | 2 | 29 | 1476 | 2158 |
| 670 | Ireland | 3 | 29 | 174 | 168 |
| 670 | Soil ecology | 2 | 29 | 977 | 1389 |
| 677 | sexual orientation | 1 | 28 | 285 | 239 |
| 677 | Chromatography | 2 | 28 | 2081 | 2480 |
| 677 | Chromatographic analysis | 2 | 28 | 2407 | 2678 |
| 680 | Molecular Genetics | 1 | 27 | 2771 | 3103 |
| 680 | hazard mitigation | 2 | 27 | 1242 | 1697 |
| 680 | Library Science | 3 | 27 | 938 | 1052 |
| 680 | corporate culture | 4 | 27 | 118 | 415 |
| 680 | Social work | 3 | 27 | 1465 | 1858 |
| 685 | Thermodynamics | 1 | 26 | 1958 | 1445 |
| 685 | Psychiatric Nursing | 5 | 26 | 483 | 1011 |
| 685 | Total Quality Management | 1 | 26 | 1085 | 1025 |
| 685 | Inclusive Education | 2 | 26 | 222 | 342 |
| 685 | Thermochemistry | 1 | 26 | 774 | 776 |
| 685 | Ideology | 3 | 26 | 61 | 99 |
| 685 | Nanoparticles | 3 | 26 | 1935 | 2858 |
| 685 | Cardiovascular diseases | 2 | 26 | 2095 | 2521 |
| 685 | Adolescent | 2 | 26 | 2629 | 3036 |
| 685 | Integration | 2 | 26 | 213 | 340 |
| 685 | weather forecasting | 1 | 26 | 384 | 428 |
| 685 | synthesis | 3 | 26 | 1095 | 1333 |
| 697 | Human Rights | 8 | 25 | 267 | 794 |
| 697 | telemarketing | 1 | 25 | 237 | 286 |
| 697 | Group Identity | 2 | 25 | 116 | 130 |
| 697 | Radicalism | 1 | 25 | 82 | 49 |
| 697 | biopolymers | 3 | 25 | 1231 | 1938 |
| 697 | genome | 2 | 25 | 1987 | 2858 |
| 703 | Early Childhood Education | 5 | 24 | 433 | 813 |
| 703 | Proteomics | 3 | 24 | 1238 | 2190 |
| 703 | Cultural Anthropology | 2 | 24 | 111 | 147 |
| 703 | Neurotoxicology | 1 | 24 | 1079 | 1313 |
| 703 | Geopolitics | 2 | 24 | 346 | 410 |
| 703 | Sovereignty | 2 | 24 | 155 | 256 |
| 703 | Regionalism | 2 | 24 | 284 | 378 |
| 703 | civil rights | 5 | 24 | 254 | 531 |
| 703 | Risk communication | 1 | 24 | 19 | 12 |
| 703 | Political Participation | 5 | 24 | 232 | 515 |
| 703 | Citizenship | 5 | 24 | 73 | 278 |
| 703 | Language planning | 3 | 24 | 160 | 195 |
| 703 | Southeast Asia | 1 | 24 | 703 | 513 |
| 703 | health services | 1 | 24 | 1952 | 1903 |
| 703 | Women's health | 3 | 24 | 1402 | 2289 |
| 718 | Historical Sociology | 1 | 23 | 103 | 42 |
| 718 | Social welfare | 1 | 23 | 1063 | 943 |
| 718 | adolescence | 1 | 23 | 1509 | 1493 |
| 718 | Adolescent Psychology | 1 | 23 | 1391 | 1377 |
| 718 | Infrared spectroscopy | 2 | 23 | 416 | 716 |
| 718 | society | 2 | 23 | 114 | 157 |
| 718 | social science | 1 | 23 | 287 | 373 |
| 725 | Phenomenology | 2 | 22 | 303 | 231 |
| 725 | Philosophy of Mind | 2 | 22 | 313 | 408 |
| 725 | Probability | 1 | 22 | 1006 | 1022 |
| 725 | Infections | 4 | 22 | 1064 | 2313 |
| 725 | Electrocardiography | 2 | 22 | 491 | 543 |
| 725 | Social Media | 1 | 22 | 212 | 204 |
| 725 | social justice | 3 | 22 | 384 | 468 |
| 725 | Autoantibodies | 2 | 22 | 754 | 1246 |
| 725 | Substance Abuse | 2 | 22 | 1721 | 2295 |
| 725 | Autoimmunity | 2 | 22 | 947 | 1548 |
| 725 | Financial management | 1 | 22 | 905 | 1078 |
| 725 | Risk | 1 | 22 | 974 | 1078 |
| 725 | Stem cells | 2 | 22 | 1876 | 2638 |
| 725 | press | 1 | 22 | 216 | 63 |
| 725 | Electrophysiology | 2 | 22 | 1356 | 1664 |
| 725 | Planets | 1 | 22 | 2142 | 2513 |
| 725 | Autoimmune diseases | 2 | 22 | 829 | 1379 |
| 725 | disaster relief | 2 | 22 | 280 | 527 |
| 725 | Organelle biogenesis | 2 | 22 | 271 | 451 |
| 725 | eugenics | 1 | 22 | 1081 | 1152 |
| 745 | Energy Conversion | 1 | 21 | 1839 | 2127 |
| 745 | Energy Storage | 1 | 21 | 1952 | 1992 |
| 745 | micromechanics | 1 | 21 | 1054 | 1117 |
| 745 | fuel cells | 1 | 21 | 1882 | 2076 |
| 745 | biochemical markers | 3 | 21 | 691 | 1388 |
| 750 | Social Movements | 1 | 20 | 228 | 232 |
| 750 | Pesticide residues | 1 | 20 | 167 | 264 |
| 750 | Collective behavior | 1 | 20 | 198 | 231 |
| 750 | food contamination | 1 | 20 | 1897 | 1843 |
| 750 | calcification | 2 | 20 | 694 | 1139 |
| 755 | Traffic Engineering | 1 | 19 | 748 | 879 |
| 755 | Emergency Medical Services | 1 | 19 | 1287 | 1304 |
| 755 | Mobile Computing | 2 | 19 | 1372 | 1745 |
| 755 | Nuclear Medicine | 1 | 19 | 1626 | 1630 |
| 755 | Industrial Sociology | 2 | 19 | 191 | 345 |
| 755 | Diagnostic Imaging | 1 | 19 | 3316 | 3246 |
| 755 | Molecular Imaging | 1 | 19 | 1102 | 1296 |
| 755 | Mass Spectrometry | 1 | 19 | 1903 | 1988 |
| 755 | negotiation | 3 | 19 | 62 | 142 |
| 755 | contracts | 3 | 19 | 14 | 15 |
| 755 | Borderlands | 2 | 19 | 76 | 123 |
| 755 | probabilities | 3 | 19 | 1239 | 1370 |
| 767 | Rheumatology | 1 | 18 | 1832 | 1996 |
| 767 | International Law | 3 | 18 | 383 | 281 |
| 767 | Historiography | 2 | 18 | 154 | 156 |
| 767 | Microprocessors | 1 | 18 | 1166 | 1136 |
| 767 | Luminescence | 1 | 18 | 2041 | 2097 |
| 772 | Fluid Mechanics | 3 | 17 | 1606 | 2435 |
| 772 | Neurochemistry | 2 | 17 | 2719 | 3918 |
| 772 | Social Security | 2 | 17 | 83 | 113 |
| 772 | Aquatic ecosystems | 2 | 17 | 220 | 361 |
| 772 | Participant observation | 1 | 17 | 38 | 15 |
| 777 | Physical Therapy | 1 | 16 | 2162 | 2426 |
| 777 | Origin of life | 1 | 16 | 273 | 352 |
| 777 | industrial hygiene | 4 | 16 | 937 | 1687 |
| 777 | Infection control | 1 | 16 | 751 | 1054 |
| 777 | insurgency | 1 | 16 | 160 | 112 |
| 777 | Food service management | 1 | 16 | 735 | 1015 |
| 777 | Measurement | 1 | 16 | 2316 | 2414 |
| 777 | Respiratory Infections | 2 | 16 | 502 | 834 |
| 777 | Outdoor Education | 1 | 16 | 155 | 167 |
| 777 | Adventure education | 1 | 16 | 108 | 131 |
| 777 | commerce | 2 | 16 | 1901 | 2449 |
| 777 | North Africa | 4 | 16 | 121 | 177 |
| 777 | Labor Movement | 2 | 16 | 218 | 229 |
| 777 | Disease | 1 | 16 | 668 | 1038 |
| 777 | Influenza | 2 | 16 | 369 | 688 |
| 792 | Engineering | 3 | 15 | 4640 | 6560 |
| 792 | Transportation Engineering | 1 | 15 | 601 | 735 |
| 792 | Computer Architecture | 1 | 15 | 998 | 929 |
| 792 | Counseling Psychology | 1 | 15 | 427 | 543 |
| 792 | women's rights | 1 | 15 | 367 | 453 |
| 792 | Coral reef biology | 1 | 15 | 515 | 686 |
| 792 | Mental Health Services | 1 | 15 | 2123 | 2394 |
| 792 | Transport | 1 | 15 | 1074 | 1372 |
| 792 | Federal government | 1 | 15 | 335 | 312 |
| 792 | counseling | 1 | 15 | 2171 | 2370 |
| 802 | Geochemistry | 1 | 14 | 2869 | 3353 |
| 802 | Sleep Disorders | 1 | 14 | 2442 | 2635 |
| 802 | Functional foods | 1 | 14 | 740 | 1025 |
| 802 | Cosmochemistry | 1 | 14 | 1436 | 1786 |
| 802 | Phytotherapy | 1 | 14 | 1268 | 1652 |
| 802 | Sleep | 1 | 14 | 2494 | 2677 |
| 808 | Information Theory | 4 | 13 | 1241 | 2198 |
| 808 | Logistics | 2 | 13 | 687 | 1224 |
| 808 | Ceramics | 1 | 13 | 2445 | 2502 |
| 808 | interfaith relations | 1 | 13 | 119 | 76 |
| 808 | regional security | 2 | 13 | 74 | 140 |
| 808 | protein | 1 | 13 | 1988 | 2278 |
| 808 | Rhetoric | 1 | 13 | 276 | 157 |
| 808 | Christianity | 1 | 13 | 385 | 124 |
| 808 | cytokines | 1 | 13 | 2104 | 2661 |
| 808 | cross-cultural comparison | 3 | 13 | 597 | 1242 |
| 808 | Jurisprudence | 4 | 13 | 783 | 1543 |
| 808 | values | 1 | 13 | 489 | 299 |
| 808 | Growth factors | 1 | 13 | 589 | 962 |
| 808 | Cytokine | 1 | 13 | 792 | 1143 |
| 808 | cloning | 1 | 13 | 1133 | 1587 |
| 808 | regional cooperation | 2 | 13 | 74 | 140 |
| 824 | Petroleum Engineering | 1 | 12 | 1337 | 1554 |
| 824 | Visual Arts | 1 | 12 | 169 | 191 |
| 824 | Anatomy | 2 | 12 | 2252 | 3334 |
| 824 | Industrial Design | 1 | 12 | 516 | 694 |
| 824 | Electronics | 4 | 12 | 3365 | 5339 |
| 824 | Systems Analysis | 2 | 12 | 1445 | 2233 |
| 824 | Interpersonal Communication | 1 | 12 | 103 | 154 |
| 824 | Active Learning | 3 | 12 | 60 | 282 |
| 824 | Communication and Culture | 3 | 12 | 255 | 492 |
| 824 | Antioxidants | 1 | 12 | 1287 | 1868 |
| 824 | Biomarkers | 1 | 12 | 925 | 1197 |
| 824 | Religion and Sociology | 1 | 12 | 433 | 351 |
| 824 | Organizational innovation | 3 | 12 | 27 | 81 |
| 824 | DNS | 1 | 12 | 993 | 1358 |
| 824 | East Asia | 1 | 12 | 1244 | 1242 |
| 824 | fame | 3 | 12 | 44 | 116 |
| 824 | Learning | 3 | 12 | 1232 | 2344 |
| 824 | supercritical fluids | 1 | 12 | 698 | 996 |
| 824 | Cellulose | 1 | 12 | 1136 | 1544 |
| 824 | vitamin C | 1 | 12 | 803 | 1237 |
| 824 | plant oils | 1 | 12 | 416 | 585 |
| 824 | vitamin E | 1 | 12 | 803 | 1237 |
| 846 | Occupational Therapy | 2 | 11 | 1285 | 1771 |
| 846 | Pharmacognosy | 1 | 11 | 2830 | 3542 |
| 846 | Marine Biotechnology | 1 | 11 | 444 | 744 |
| 846 | Petrology | 1 | 11 | 1265 | 1486 |
| 846 | Urban Geography | 2 | 11 | 273 | 529 |
| 846 | Hydrodynamics | 1 | 11 | 935 | 1259 |
| 846 | Expert Systems | 1 | 11 | 504 | 615 |
| 846 | Indigenous Peoples | 4 | 11 | 91 | 240 |
| 846 | Corporate Social Responsibility | 1 | 11 | 595 | 1004 |
| 846 | environmental auditing | 1 | 11 | 615 | 1019 |
| 846 | Health risk communication | 3 | 11 | 70 | 261 |
| 846 | Developmental Disabilities | 1 | 11 | 1601 | 2084 |
| 846 | Mechanics | 1 | 11 | 1966 | 2015 |
| 846 | monitoring | 1 | 11 | 564 | 666 |
| 860 | Queer Studies | 1 | 10 | 529 | 763 |
| 860 | Production Planning | 1 | 10 | 547 | 850 |
| 860 | Coastal zone management | 1 | 10 | 1187 | 1652 |
| 860 | Production Control | 1 | 10 | 532 | 844 |
| 860 | biobanks | 1 | 10 | 323 | 452 |
| 860 | international trade | 3 | 10 | 748 | 1402 |
| 860 | Marine resources | 1 | 10 | 1226 | 1678 |
| 860 | homosexuality | 1 | 10 | 708 | 956 |
| 860 | Tropical Medicine | 1 | 10 | 2878 | 3489 |
| 860 | Gastrointestinal diseases | 1 | 10 | 1237 | 1549 |
| 860 | Liver diseases | 1 | 10 | 2185 | 2938 |
| 871 | Statistics | 1 | 9 | 3734 | 3807 |
| 871 | Computational Chemistry | 1 | 9 | 1115 | 1426 |
| 871 | Health Services Research | 3 | 9 | 1849 | 3840 |
| 871 | Municipal Engineering | 1 | 9 | 729 | 1082 |
| 871 | genre | 1 | 9 | 446 | 615 |
| 871 | War | 3 | 9 | 206 | 536 |
| 871 | Neurophysiology | 1 | 9 | 4026 | 5007 |
| 871 | Political Culture | 4 | 9 | 20 | 75 |
| 871 | Computational Fluid Dynamics | 1 | 9 | 1091 | 1397 |
| 871 | Industry | 1 | 9 | 461 | 886 |
| 871 | Feminist geography | 1 | 9 | 2 | 10 |
| 871 | crime | 2 | 9 | 776 | 1091 |
| 883 | Materials Engineering | 1 | 8 | 1394 | 1678 |
| 883 | Social Choice Theory | 1 | 8 | 394 | 457 |
| 883 | Structuralism | 2 | 8 | 203 | 505 |
| 883 | Hydrogeology | 1 | 8 | 1224 | 1617 |
| 883 | Biosensors | 1 | 8 | 2093 | 2981 |
| 883 | Demography | 1 | 8 | 1145 | 1529 |
| 883 | Psycholinguistics | 1 | 8 | 1387 | 1777 |
| 883 | Pharmacogenomics | 1 | 8 | 639 | 1027 |
| 883 | Social Networks | 2 | 8 | 424 | 929 |
| 883 | actuators | 1 | 8 | 3235 | 4060 |
| 883 | community participation | 1 | 8 | 252 | 384 |
| 883 | Faculty | 1 | 8 | 252 | 384 |
| 883 | Landslides | 1 | 8 | 503 | 795 |
| 883 | child abuse | 1 | 8 | 1339 | 1904 |
| 883 | Demographic research | 1 | 8 | 254 | 404 |
| 883 | transducers | 1 | 8 | 3235 | 4060 |
| 899 | Neuropsychology | 3 | 7 | 2284 | 4352 |
| 899 | Internet of Things | 1 | 7 | 1675 | 2098 |
| 899 | Geographic information systems | 3 | 7 | 1176 | 2440 |
| 899 | Organizational learning | 1 | 7 | 999 | 1273 |
| 899 | housing policy | 1 | 7 | 247 | 355 |
| 899 | mental health policy | 1 | 7 | 382 | 621 |
| 899 | Human Capital | 1 | 7 | 457 | 730 |
| 899 | Forest Management | 1 | 7 | 1550 | 2093 |
| 899 | Osteoporosis | 1 | 7 | 739 | 1115 |
| 899 | aromatic plants | 1 | 7 | 441 | 634 |
| 899 | Roads | 1 | 7 | 1221 | 1460 |
| 899 | Host-parasite interactions | 1 | 7 | 2033 | 2884 |
| 899 | Bone diseases | 1 | 7 | 918 | 1341 |
| 899 | shellfish | 1 | 7 | 336 | 480 |
| 899 | internet | 1 | 7 | 2475 | 3024 |
| 914 | Ophthalmology | 1 | 6 | 2720 | 3614 |
| 914 | Audiology | 1 | 6 | 1204 | 1586 |
| 914 | Higher Education | 2 | 6 | 734 | 1316 |
| 914 | Clinical Biochemistry | 1 | 6 | 2032 | 2750 |
| 914 | General Surgery | 1 | 6 | 1122 | 1367 |
| 914 | Environmental Economics | 3 | 6 | 378 | 1105 |
| 914 | Political Ecology | 3 | 6 | 62 | 219 |
| 914 | Translation | 1 | 6 | 246 | 199 |
| 914 | Rheology | 2 | 6 | 779 | 1415 |
| 914 | Transnational corporations | 1 | 6 | 775 | 1152 |
| 914 | Socioeconomic Factors | 1 | 6 | 1471 | 2362 |
| 914 | Labor Unions | 1 | 6 | 503 | 591 |
| 914 | cooperation | 2 | 6 | 145 | 358 |
| 914 | France | 3 | 6 | 364 | 669 |
| 914 | labor | 1 | 6 | 615 | 706 |
| 914 | Labor history | 1 | 6 | 212 | 213 |
| 914 | Hearing | 1 | 6 | 1061 | 1417 |
| 914 | Methodology | 1 | 6 | 937 | 1219 |
| 914 | mathematical analysis | 2 | 6 | 2447 | 2985 |
| 933 | Political Economy | 2 | 5 | 200 | 402 |
| 933 | Restorative justice | 1 | 5 | 319 | 440 |
| 933 | Comparative Education | 2 | 5 | 278 | 692 |
| 933 | Supply Chain Management | 1 | 5 | 119 | 275 |
| 933 | Social Ethics | 2 | 5 | 247 | 433 |
| 933 | Psychoanalysis | 1 | 5 | 640 | 664 |
| 933 | Antibacterial agents | 1 | 5 | 1274 | 1982 |
| 933 | Political Ethics | 1 | 5 | 205 | 274 |
| 933 | Personality Disorders | 1 | 5 | 480 | 719 |
| 933 | glycoproteins | 1 | 5 | 836 | 1330 |
| 933 | Communication in organizations | 1 | 5 | 62 | 110 |
| 933 | Glycoconjugates | 1 | 5 | 836 | 1330 |
| 933 | Communist countries | 1 | 5 | 443 | 587 |
| 933 | Oligosaccharide | 1 | 5 | 594 | 973 |
| 933 | Genetic markers | 1 | 5 | 596 | 1050 |
| 933 | Carbohydrates | 1 | 5 | 808 | 1246 |
| 933 | Literacy | 2 | 5 | 356 | 692 |
| 933 | Growth | 1 | 5 | 1672 | 2428 |
| 933 | World Wide Web | 2 | 5 | 593 | 1136 |
| 933 | glycolipids | 1 | 5 | 836 | 1330 |
| 953 | Speech-Language Pathology | 1 | 4 | 584 | 927 |
| 953 | Community Psychiatry | 1 | 4 | 1674 | 2508 |
| 953 | Industrial Safety | 1 | 4 | 2071 | 2853 |
| 953 | Contraception | 1 | 4 | 1120 | 1776 |
| 953 | Diagnosis | 1 | 4 | 869 | 1330 |
| 953 | terrorism | 1 | 4 | 482 | 726 |
| 953 | Cognitive neuroscience | 1 | 4 | 1489 | 2145 |
| 953 | Intelligent Tutoring Systems | 2 | 4 | 57 | 164 |
| 953 | Cognitive Grammar | 1 | 4 | 120 | 182 |
| 953 | Semiotics | 1 | 4 | 619 | 615 |
| 953 | exobiology | 1 | 4 | 509 | 821 |
| 953 | Groundwater | 1 | 4 | 1034 | 1555 |
| 953 | Light | 1 | 4 | 1502 | 2289 |
| 953 | automatic speech recognition | 1 | 4 | 355 | 620 |
| 953 | disease susceptibility | 1 | 4 | 131 | 342 |
| 953 | cardiac catheterization | 2 | 4 | 1026 | 1597 |
| 953 | Cognitive Learning | 1 | 4 | 235 | 414 |
| 953 | biological agents | 1 | 4 | 1207 | 1385 |
| 953 | violence | 1 | 4 | 1501 | 2319 |
| 953 | rivers | 1 | 4 | 553 | 952 |
| 953 | Cognition | 2 | 4 | 1941 | 3445 |
| 953 | symptoms | 1 | 4 | 131 | 342 |
| 953 | Marine algae | 1 | 4 | 250 | 484 |
| 953 | Birth control | 1 | 4 | 934 | 1524 |
| 977 | Intelligent Transportation Systems | 1 | 3 | 1794 | 2518 |
| 977 | Software Maintenance | 2 | 3 | 265 | 671 |
| 977 | Project Management | 1 | 3 | 505 | 945 |
| 977 | Environmental Education | 1 | 3 | 624 | 1027 |
| 977 | Dynamics | 1 | 3 | 2418 | 3095 |
| 977 | landscapes | 1 | 3 | 400 | 690 |
| 977 | Food habits | 2 | 3 | 55 | 209 |
| 977 | Japan | 1 | 3 | 3354 | 4331 |
| 977 | Capitalism | 1 | 3 | 392 | 657 |
| 977 | Steroids | 1 | 3 | 1647 | 2408 |
| 977 | civil war | 1 | 3 | 116 | 219 |
| 977 | alcoholism | 1 | 3 | 2269 | 3373 |
| 977 | drug abuse | 1 | 3 | 1170 | 1832 |
| 990 | Law | 1 | 2 | 1828 | 2147 |
| 990 | Architecture | 2 | 2 | 674 | 1152 |
| 990 | Environmental Ethics | 2 | 2 | 211 | 576 |
| 990 | Neonatology | 1 | 2 | 1103 | 1828 |
| 990 | Restoration Ecology | 1 | 2 | 817 | 1330 |
| 990 | Forecasting | 1 | 2 | 1008 | 1500 |
| 990 | Education and globalization | 1 | 2 | 50 | 119 |
| 990 | Public opinion | 1 | 2 | 718 | 1208 |
| 990 | Astrocytes | 1 | 2 | 765 | 1248 |
| 990 | reasoning | 1 | 2 | 762 | 1115 |
| 990 | Fishery resources | 1 | 2 | 1053 | 1688 |