| 1 | Physics | 507 | 29.5K | 686 | 667 |
| 2 | Nuclear Physics | 532 | 27.5K | 378 | 295 |
| 3 | United States | 936 | 20.0K | 104 | 136 |
| 4 | Chemistry | 340 | 15.6K | 975 | 891 |
| 5 | Psychology | 479 | 14.6K | 197 | 239 |
| 6 | Biology | 253 | 13.4K | 795 | 895 |
| 7 | Solid State Physics | 324 | 10.9K | 357 | 321 |
| 8 | Condensed Matter | 312 | 10.8K | 329 | 326 |
| 9 | Science | 193 | 10.5K | 1037 | 1040 |
| 10 | Behavior | 182 | 9.6K | 235 | 227 |
| 11 | management | 104 | 9.1K | 398 | 266 |
| 12 | Education | 479 | 8.6K | 77 | 145 |
| 13 | Mathematical Physics | 16 | 8.0K | 1352 | 165 |
| 14 | Business | 67 | 7.7K | 264 | 135 |
| 15 | human behavior | 99 | 7.6K | 259 | 212 |
| 16 | Public Health | 62 | 6.1K | 925 | 453 |
| 17 | Mathematics | 486 | 5.8K | 345 | 394 |
| 18 | Ecology | 107 | 5.8K | 968 | 893 |
| 19 | Biochemistry | 207 | 5.8K | 1147 | 1224 |
| 20 | behavior therapy | 65 | 5.6K | 91 | 31 |
| 21 | Catalysis | 41 | 5.4K | 1161 | 559 |
| 22 | Educational Psychology | 145 | 5.3K | 68 | 92 |
| 23 | Neurology | 78 | 5.0K | 922 | 767 |
| 24 | Microbiology | 82 | 5.0K | 1133 | 914 |
| 25 | Quantum Gravity | 154 | 5.0K | 376 | 397 |
| 26 | Statistics | 208 | 4.9K | 133 | 181 |
| 27 | Social Psychology | 134 | 4.8K | 196 | 260 |
| 28 | Psychiatry | 175 | 4.8K | 370 | 520 |
| 29 | marketing | 68 | 4.8K | 232 | 197 |
| 30 | Molecular Biology | 97 | 4.7K | 1381 | 1221 |
| 31 | Materials | 80 | 4.4K | 1328 | 978 |
| 32 | Clinical Psychology | 59 | 4.4K | 190 | 136 |
| 33 | Psychophysiology | 148 | 4.3K | 316 | 395 |
| 34 | Medicine | 127 | 4.2K | 1400 | 1367 |
| 35 | psychotherapy | 47 | 4.2K | 238 | 137 |
| 36 | child abuse | 78 | 4.1K | 50 | 43 |
| 37 | nucleic acids | 14 | 3.9K | 698 | 301 |
| 38 | Vocational guidance | 90 | 3.8K | 64 | 67 |
| 39 | Child psychology | 117 | 3.7K | 144 | 229 |
| 40 | personality | 86 | 3.6K | 159 | 213 |
| 41 | Social Sciences | 175 | 3.6K | 180 | 220 |
| 42 | Research | 106 | 3.4K | 1336 | 1243 |
| 43 | Sociology | 132 | 3.4K | 262 | 305 |
| 44 | Natural history | 41 | 3.1K | 708 | 1145 |
| 45 | Family | 92 | 3.0K | 59 | 60 |
| 46 | Geology | 73 | 2.9K | 605 | 482 |
| 47 | Environment | 40 | 2.9K | 1247 | 1121 |
| 48 | Adolescent | 60 | 2.8K | 294 | 189 |
| 49 | Learning | 59 | 2.8K | 172 | 179 |
| 50 | Neurophysiology | 81 | 2.8K | 496 | 562 |
| 51 | Personality Assessment | 23 | 2.8K | 124 | 46 |
| 52 | Materials Science | 87 | 2.7K | 810 | 865 |
| 53 | Public Policy | 21 | 2.6K | 510 | 153 |
| 54 | Advertising | 8 | 2.6K | 125 | 10 |
| 55 | Nanotechnology | 59 | 2.6K | 1158 | 1088 |
| 56 | Mental Disorders | 26 | 2.6K | 793 | 482 |
| 57 | commerce | 10 | 2.6K | 764 | 172 |
| 58 | Meteorology | 58 | 2.5K | 388 | 406 |
| 59 | Environmental Health | 39 | 2.4K | 1387 | 1010 |
| 60 | Special Education | 102 | 2.4K | 48 | 49 |
| 61 | Child Development | 57 | 2.4K | 325 | 305 |
| 62 | Economics | 152 | 2.4K | 471 | 637 |
| 62 | Health Policy | 19 | 2.4K | 707 | 238 |
| 64 | Mental illness | 14 | 2.3K | 742 | 367 |
| 65 | mathematical analysis | 127 | 2.3K | 202 | 153 |
| 66 | Epidemiology | 15 | 2.3K | 1375 | 513 |
| 67 | Audiology | 43 | 2.3K | 128 | 77 |
| 68 | adolescence | 36 | 2.3K | 167 | 107 |
| 69 | Organic Chemistry | 80 | 2.3K | 545 | 544 |
| 70 | Brain | 73 | 2.3K | 499 | 532 |
| 71 | Public Administration | 76 | 2.3K | 123 | 131 |
| 71 | Cognition | 54 | 2.3K | 338 | 307 |
| 73 | violence | 83 | 2.3K | 47 | 92 |
| 74 | Animal Behavior | 58 | 2.2K | 360 | 382 |
| 75 | health services accessibility | 7 | 2.2K | 529 | 54 |
| 76 | Health | 48 | 2.2K | 349 | 255 |
| 77 | Production Management | 19 | 2.2K | 361 | 220 |
| 78 | Botany | 64 | 2.1K | 835 | 897 |
| 79 | Biophysics | 99 | 2.0K | 961 | 1198 |
| 80 | Teaching | 73 | 2.0K | 177 | 178 |
| 81 | Cytology | 37 | 2.0K | 1106 | 1018 |
| 82 | Communication | 122 | 2.0K | 138 | 308 |
| 83 | families | 59 | 2.0K | 66 | 52 |
| 84 | Climatology | 48 | 2.0K | 318 | 319 |
| 85 | Criminal psychology | 39 | 1.9K | 127 | 86 |
| 86 | School Psychology | 70 | 1.9K | 32 | 47 |
| 87 | Biotechnology | 41 | 1.9K | 1518 | 1409 |
| 88 | Psycholinguistics | 31 | 1.8K | 223 | 172 |
| 89 | Operations Research | 33 | 1.8K | 641 | 395 |
| 90 | Youth | 26 | 1.8K | 129 | 75 |
| 91 | Medical Laboratory Science | 12 | 1.8K | 896 | 400 |
| 92 | Ethology | 38 | 1.8K | 371 | 369 |
| 93 | Virology | 45 | 1.8K | 607 | 795 |
| 94 | Sports | 83 | 1.8K | 256 | 325 |
| 95 | Health Education | 80 | 1.7K | 211 | 249 |
| 96 | Physiology | 46 | 1.7K | 982 | 927 |
| 97 | biological evolution | 36 | 1.7K | 509 | 553 |
| 98 | behavioral medicine | 11 | 1.7K | 563 | 253 |
| 99 | Telecommunication | 15 | 1.7K | 1168 | 488 |
| 100 | Reading | 81 | 1.7K | 23 | 53 |
| 101 | Speech | 64 | 1.7K | 96 | 119 |
| 102 | Pediatrics | 26 | 1.7K | 631 | 464 |
| 103 | Evolution | 25 | 1.6K | 557 | 475 |
| 104 | Nervous system | 17 | 1.6K | 920 | 564 |
| 105 | Solid State Chemistry | 52 | 1.6K | 520 | 386 |
| 106 | Architecture | 4 | 1.6K | 462 | 7 |
| 107 | construction | 3 | 1.6K | 189 | 4 |
| 108 | Speech Disorders | 85 | 1.6K | 111 | 163 |
| 109 | Learning disabilities | 77 | 1.6K | 55 | 78 |
| 110 | Chemical Engineering | 28 | 1.6K | 1664 | 1346 |
| 111 | Classification | 30 | 1.6K | 12 | 28 |
| 112 | counseling | 132 | 1.6K | 70 | 190 |
| 113 | Criminology | 23 | 1.6K | 291 | 121 |
| 114 | Astronomy | 21 | 1.5K | 1106 | 819 |
| 115 | Anthropology | 107 | 1.5K | 141 | 187 |
| 116 | Electronics | 41 | 1.5K | 894 | 634 |
| 117 | Economic History | 75 | 1.5K | 441 | 464 |
| 118 | finance | 61 | 1.5K | 359 | 393 |
| 119 | behavior modification | 41 | 1.5K | 61 | 84 |
| 120 | Nursing | 83 | 1.5K | 144 | 163 |
| 121 | Environmental Toxicology | 9 | 1.5K | 1335 | 488 |
| 122 | Physical Chemistry | 24 | 1.5K | 753 | 522 |
| 123 | Pollution | 34 | 1.5K | 1658 | 1617 |
| 124 | Exercise | 57 | 1.4K | 146 | 166 |
| 125 | Nanostructured Materials | 23 | 1.4K | 1193 | 858 |
| 126 | Intellectual disability | 77 | 1.4K | 55 | 115 |
| 127 | Primates | 37 | 1.3K | 98 | 86 |
| 128 | Neuropsychology | 56 | 1.3K | 424 | 535 |
| 129 | Spectrum analysis | 108 | 1.3K | 678 | 1168 |
| 129 | recreation | 98 | 1.3K | 24 | 47 |
| 131 | Anxiety Disorders | 18 | 1.3K | 140 | 136 |
| 131 | Anxiety | 18 | 1.3K | 141 | 135 |
| 133 | Social behavior | 30 | 1.3K | 272 | 259 |
| 134 | Biocompatible Materials | 22 | 1.2K | 1362 | 1256 |
| 135 | Post-traumatic stress disorder | 29 | 1.2K | 144 | 144 |
| 136 | Radio | 6 | 1.2K | 955 | 390 |
| 137 | Suicide | 13 | 1.1K | 186 | 57 |
| 138 | Philosophy | 99 | 1.1K | 204 | 177 |
| 138 | Mental Health | 20 | 1.1K | 472 | 243 |
| 140 | Occupational Health | 15 | 1.1K | 310 | 124 |
| 141 | Geophysics | 47 | 1.1K | 865 | 983 |
| 142 | crime | 14 | 1.1K | 272 | 99 |
| 143 | Geochemistry | 25 | 1.1K | 681 | 601 |
| 144 | Sports Medicine | 53 | 1.1K | 479 | 568 |
| 145 | Language Disorders | 32 | 1.1K | 181 | 146 |
| 145 | Pediatric Neurology | 6 | 1.1K | 544 | 361 |
| 147 | Algebra | 100 | 1.1K | 99 | 116 |
| 148 | Family Therapy | 67 | 1.1K | 47 | 93 |
| 149 | Political Science | 55 | 1.1K | 311 | 323 |
| 150 | Mycology | 23 | 1.0K | 462 | 374 |
| 151 | Renewable Energy Sources | 10 | 1.0K | 1547 | 1126 |
| 152 | Information Theory | 10 | 1.0K | 742 | 307 |
| 153 | epilepsy | 12 | 1.0K | 386 | 137 |
| 154 | Adult Education | 130 | 1.0K | 4 | 22 |
| 155 | Meteorites | 18 | 1.0K | 368 | 375 |
| 156 | Artificial Intelligence | 18 | 997 | 1582 | 1070 |
| 157 | Developmental Psychology | 33 | 996 | 214 | 304 |
| 158 | sex crimes | 39 | 988 | 57 | 68 |
| 159 | Europe | 39 | 984 | 730 | 659 |
| 160 | Paleontology | 28 | 982 | 364 | 268 |
| 161 | Linguistics | 25 | 965 | 391 | 246 |
| 162 | Emotions | 23 | 961 | 138 | 172 |
| 163 | nanoscience | 19 | 951 | 1155 | 1020 |
| 164 | plant molecular biology | 10 | 944 | 755 | 589 |
| 165 | Analytical Chemistry | 52 | 939 | 1137 | 1434 |
| 166 | Organizational Behavior | 19 | 933 | 156 | 194 |
| 167 | Plants | 9 | 931 | 1121 | 664 |
| 168 | Electrochemistry | 86 | 930 | 792 | 1137 |
| 169 | Politics | 26 | 920 | 97 | 85 |
| 169 | government | 25 | 920 | 126 | 107 |
| 171 | Statistical physics | 23 | 912 | 1335 | 1027 |
| 172 | Diet | 29 | 905 | 498 | 673 |
| 172 | Decision making | 21 | 905 | 388 | 323 |
| 174 | school psychologists | 36 | 903 | 22 | 50 |
| 175 | Genetics | 30 | 892 | 971 | 1193 |
| 176 | Microbial Ecology | 17 | 888 | 842 | 848 |
| 177 | biocatalysis | 2 | 877 | 220 | 130 |
| 177 | Homogeneous catalysis | 2 | 877 | 220 | 130 |
| 177 | Heterogeneous catalysis | 2 | 877 | 220 | 130 |
| 180 | Gerontology | 48 | 874 | 336 | 379 |
| 181 | Cognitive Science | 21 | 872 | 449 | 441 |
| 182 | Aging | 47 | 870 | 546 | 728 |
| 183 | Numerical Analysis | 26 | 869 | 769 | 455 |
| 184 | Memory | 29 | 868 | 470 | 518 |
| 184 | Stress | 16 | 868 | 16 | 7 |
| 186 | environmental pollution | 25 | 866 | 1526 | 1641 |
| 187 | Earth Sciences | 38 | 862 | 867 | 944 |
| 188 | Child | 29 | 847 | 632 | 562 |
| 189 | family violence | 19 | 843 | 81 | 75 |
| 190 | Differential Equations | 35 | 840 | 179 | 165 |
| 191 | Health promotion | 18 | 834 | 332 | 237 |
| 192 | Socialization | 21 | 832 | 115 | 136 |
| 193 | role | 20 | 830 | 76 | 91 |
| 194 | Economic Development | 26 | 828 | 379 | 476 |
| 195 | Hearing | 49 | 815 | 100 | 141 |
| 196 | Dietetics | 27 | 797 | 130 | 116 |
| 197 | preventive medicine | 10 | 794 | 529 | 333 |
| 198 | Adolescent Medicine | 4 | 779 | 394 | 231 |
| 198 | energy development | 6 | 779 | 495 | 276 |
| 200 | Zoology | 30 | 774 | 744 | 640 |
| 201 | Biomedical Engineering | 29 | 773 | 1579 | 1643 |
| 202 | Plant Ecology | 16 | 769 | 715 | 651 |
| 203 | Geography | 37 | 765 | 479 | 599 |
| 204 | elder abuse | 13 | 764 | 82 | 28 |
| 205 | Nonlinear Dynamics | 17 | 763 | 898 | 657 |
| 206 | Technology | 20 | 759 | 1402 | 1061 |
| 207 | Endocrinology | 15 | 751 | 1107 | 1006 |
| 208 | weather forecasting | 10 | 750 | 63 | 32 |
| 209 | Cell Biology | 16 | 746 | 1522 | 1516 |
| 210 | Geriatrics | 47 | 742 | 574 | 766 |
| 211 | Automation | 28 | 740 | 699 | 829 |
| 212 | motivation | 27 | 725 | 34 | 86 |
| 213 | Cognitive Therapy | 20 | 724 | 151 | 130 |
| 214 | Educational Technology | 48 | 711 | 146 | 366 |
| 215 | Econometrics | 25 | 710 | 407 | 375 |
| 215 | Social problems | 18 | 710 | 162 | 175 |
| 217 | Fungi | 9 | 705 | 539 | 365 |
| 218 | probabilities | 32 | 703 | 382 | 242 |
| 219 | Planets | 26 | 699 | 503 | 644 |
| 220 | language | 26 | 698 | 177 | 237 |
| 221 | Industrial Microbiology | 15 | 692 | 744 | 705 |
| 222 | Developmental Disabilities | 20 | 688 | 302 | 353 |
| 223 | natural disasters | 20 | 687 | 302 | 305 |
| 224 | Neurobiology | 6 | 686 | 1036 | 719 |
| 225 | Sound | 20 | 683 | 303 | 202 |
| 226 | Discourse Analysis | 27 | 682 | 25 | 57 |
| 227 | Aggression | 24 | 678 | 68 | 134 |
| 227 | Plant cells | 2 | 678 | 1057 | 634 |
| 229 | Human evolution | 18 | 667 | 119 | 137 |
| 230 | Functional Analysis | 36 | 661 | 271 | 302 |
| 231 | fuel cells | 18 | 659 | 440 | 536 |
| 232 | Social work | 23 | 652 | 429 | 304 |
| 233 | Organometallic compounds | 32 | 645 | 288 | 387 |
| 234 | Optical materials | 12 | 641 | 1347 | 1094 |
| 235 | Gender Studies | 23 | 633 | 42 | 61 |
| 236 | Oceanography | 15 | 630 | 739 | 622 |
| 237 | local government | 17 | 628 | 61 | 57 |
| 238 | Marriage | 24 | 625 | 90 | 93 |
| 239 | Speech Perception | 12 | 624 | 122 | 103 |
| 239 | auditory perception | 12 | 624 | 145 | 113 |
| 241 | Social Issues | 13 | 613 | 70 | 61 |
| 242 | Surface Chemistry | 29 | 612 | 1354 | 1579 |
| 243 | Mass Spectrometry | 29 | 607 | 273 | 346 |
| 244 | older people | 43 | 602 | 298 | 324 |
| 245 | Child welfare | 14 | 600 | 391 | 251 |
| 246 | Intelligence | 5 | 591 | 186 | 82 |
| 247 | Entomology | 35 | 585 | 551 | 572 |
| 248 | Information Technology | 18 | 580 | 855 | 793 |
| 249 | Developing countries | 35 | 578 | 452 | 678 |
| 250 | Human Geography | 24 | 577 | 313 | 305 |
| 251 | Environmental Education | 17 | 566 | 59 | 64 |
| 252 | Molecular Microbiology | 8 | 559 | 467 | 457 |
| 253 | vibration | 19 | 552 | 371 | 363 |
| 254 | Biochemical Engineering | 12 | 551 | 1621 | 1732 |
| 255 | homosexuality | 23 | 547 | 47 | 72 |
| 256 | mammals | 22 | 544 | 250 | 252 |
| 257 | Nonlinear functional analysis | 31 | 539 | 189 | 243 |
| 257 | Molecular evolution | 13 | 539 | 603 | 627 |
| 259 | Process Control | 4 | 537 | 818 | 471 |
| 260 | Structural dynamics | 15 | 531 | 404 | 431 |
| 260 | Environmental monitoring | 5 | 531 | 2769 | 1780 |
| 262 | psychopathology | 5 | 527 | 232 | 136 |
| 263 | Regional Planning | 28 | 524 | 402 | 509 |
| 264 | Engineering | 24 | 520 | 1513 | 1372 |
| 264 | particle accelerators | 21 | 520 | 18 | 19 |
| 264 | particle beams | 21 | 520 | 18 | 19 |
| 264 | city planning | 30 | 520 | 365 | 519 |
| 268 | Law | 13 | 505 | 537 | 185 |
| 269 | Mineralogy | 17 | 497 | 541 | 515 |
| 270 | Colloids | 23 | 486 | 1475 | 1775 |
| 271 | health services | 14 | 482 | 360 | 276 |
| 272 | Portfolio Management | 17 | 481 | 41 | 29 |
| 273 | Environmental Engineering | 21 | 480 | 1331 | 1580 |
| 273 | Energy Conversion | 13 | 480 | 527 | 735 |
| 273 | Plant physiology | 6 | 480 | 1444 | 1072 |
| 276 | Queer Studies | 17 | 478 | 28 | 52 |
| 277 | Photochemistry | 25 | 474 | 432 | 616 |
| 277 | Light | 24 | 474 | 230 | 579 |
| 279 | Adolescent Psychology | 14 | 472 | 312 | 344 |
| 279 | Bioorganic chemistry | 19 | 472 | 1129 | 1217 |
| 279 | Crystallography | 57 | 472 | 238 | 340 |
| 279 | United Kingdom | 13 | 472 | 629 | 619 |
| 283 | Ophthalmology | 9 | 457 | 940 | 692 |
| 283 | Research Design | 13 | 457 | 453 | 447 |
| 285 | Bioengineering | 14 | 456 | 1876 | 2002 |
| 286 | Pharmaceutical Chemistry | 26 | 451 | 1225 | 1540 |
| 287 | Biometrics | 23 | 449 | 315 | 361 |
| 288 | Polymers | 23 | 448 | 1775 | 1840 |
| 289 | viruses | 15 | 445 | 497 | 649 |
| 290 | Elderly | 33 | 444 | 277 | 217 |
| 291 | Manufacturing Processes | 17 | 442 | 933 | 948 |
| 291 | Writing | 11 | 442 | 74 | 62 |
| 293 | Engineering Geology | 12 | 431 | 661 | 583 |
| 294 | Memory disorders | 11 | 429 | 78 | 74 |
| 294 | Student Health Services | 12 | 429 | 102 | 66 |
| 296 | Ethics | 20 | 425 | 229 | 203 |
| 297 | Organometallic chemistry | 27 | 424 | 586 | 675 |
| 297 | Business Ethics | 10 | 424 | 476 | 668 |
| 299 | Investment analysis | 12 | 420 | 289 | 236 |
| 299 | hazard mitigation | 15 | 420 | 229 | 278 |
| 301 | Agriculture | 12 | 416 | 925 | 789 |
| 302 | Nanoparticles | 12 | 415 | 886 | 847 |
| 303 | Juvenile delinquency | 6 | 412 | 215 | 91 |
| 304 | miniaturization | 10 | 411 | 941 | 951 |
| 305 | Physical organic chemistry | 22 | 406 | 442 | 529 |
| 306 | Community Psychology | 6 | 403 | 358 | 255 |
| 307 | Culture | 18 | 402 | 328 | 241 |
| 308 | polymerization | 19 | 400 | 1646 | 1654 |
| 309 | Molecular Genetics | 6 | 399 | 1151 | 912 |
| 310 | Radiation | 21 | 390 | 716 | 716 |
| 311 | health planning | 18 | 388 | 772 | 736 |
| 312 | Emotion | 8 | 382 | 85 | 106 |
| 313 | Genomics | 11 | 381 | 1413 | 1352 |
| 313 | Control Theory | 10 | 381 | 997 | 686 |
| 315 | Petrology | 12 | 376 | 501 | 517 |
| 316 | Vocational Education | 44 | 375 | 36 | 151 |
| 317 | Membranes | 18 | 373 | 694 | 973 |
| 318 | Nutrition | 19 | 369 | 1532 | 1926 |
| 319 | Medical Physics | 17 | 367 | 605 | 715 |
| 319 | Biodiversity conservation | 10 | 367 | 772 | 1037 |
| 319 | Hormones | 5 | 367 | 865 | 593 |
| 322 | Climate | 9 | 365 | 245 | 231 |
| 323 | Signal Processing | 25 | 364 | 884 | 1238 |
| 323 | Quality Control | 19 | 364 | 454 | 677 |
| 323 | Animal genetics | 10 | 364 | 254 | 208 |
| 326 | Microelectronics | 9 | 362 | 987 | 885 |
| 327 | Energy Storage | 12 | 361 | 552 | 583 |
| 328 | Archaeology | 22 | 357 | 435 | 482 |
| 329 | Medical Anthropology | 12 | 356 | 515 | 665 |
| 330 | Knowledge | 9 | 355 | 267 | 137 |
| 331 | Perception | 24 | 354 | 541 | 766 |
| 332 | Experimental Psychology | 13 | 350 | 249 | 289 |
| 332 | Export Marketing | 6 | 350 | 84 | 102 |
| 334 | Genetic engineering | 8 | 347 | 1150 | 1002 |
| 335 | Recombinant DNA | 8 | 346 | 859 | 649 |
| 336 | Psychosomatic Medicine | 7 | 344 | 428 | 367 |
| 337 | rehabilitation | 22 | 342 | 635 | 938 |
| 337 | Phylogeny | 5 | 342 | 648 | 492 |
| 339 | Identity | 5 | 341 | 73 | 37 |
| 339 | Self | 5 | 341 | 106 | 56 |
| 341 | Growth | 6 | 339 | 700 | 727 |
| 342 | Systems Analysis | 9 | 337 | 579 | 373 |
| 343 | internet | 8 | 333 | 920 | 749 |
| 344 | individual differences | 9 | 332 | 107 | 137 |
| 345 | Women's health | 5 | 331 | 846 | 420 |
| 346 | Ergonomics | 27 | 327 | 227 | 350 |
| 346 | Financial management | 6 | 327 | 256 | 238 |
| 348 | Music | 60 | 323 | 56 | 240 |
| 349 | Neurolinguistics | 9 | 319 | 210 | 253 |
| 350 | Metallurgy | 11 | 318 | 1155 | 990 |
| 350 | Animal ecology | 13 | 318 | 520 | 564 |
| 352 | Tourism | 10 | 315 | 852 | 1006 |
| 353 | health behavior | 10 | 314 | 420 | 400 |
| 354 | air | 8 | 311 | 69 | 96 |
| 355 | Conservation Biology | 8 | 308 | 615 | 577 |
| 356 | Ethnology | 24 | 306 | 359 | 417 |
| 357 | Robotics | 17 | 305 | 671 | 827 |
| 358 | Written communication | 5 | 303 | 53 | 40 |
| 359 | Dance | 45 | 302 | 11 | 15 |
| 359 | Technological Innovations | 2 | 302 | 1314 | 457 |
| 359 | Combinatorial analysis | 5 | 302 | 813 | 265 |
| 362 | energy conservation | 4 | 301 | 1781 | 1347 |
| 362 | Molecular cloning | 6 | 301 | 948 | 663 |
| 362 | Genetic recombination | 6 | 301 | 933 | 653 |
| 362 | Economic planning | 10 | 301 | 168 | 162 |
| 366 | Continuing Education | 107 | 300 | 3 | 61 |
| 367 | Production Engineering | 17 | 296 | 740 | 807 |
| 368 | school environment | 6 | 294 | 38 | 20 |
| 368 | Quantum theory | 1 | 294 | 1398 | 419 |
| 370 | Plant diseases | 10 | 293 | 1025 | 884 |
| 371 | Physical fitness | 14 | 292 | 389 | 524 |
| 372 | proteins | 14 | 287 | 844 | 955 |
| 373 | Histology | 10 | 286 | 944 | 977 |
| 374 | Neurochemistry | 5 | 283 | 1571 | 1248 |
| 374 | sanitation | 5 | 283 | 1062 | 1120 |
| 376 | Physical Geography | 18 | 282 | 87 | 195 |
| 376 | child mental health | 21 | 282 | 94 | 182 |
| 376 | Respiration | 3 | 282 | 1218 | 772 |
| 376 | Catalysts | 2 | 282 | 842 | 262 |
| 380 | Environmental Geology | 9 | 281 | 906 | 861 |
| 381 | Public Relations | 8 | 280 | 205 | 147 |
| 382 | Ceramics | 5 | 279 | 1116 | 616 |
| 383 | Glass | 4 | 276 | 875 | 525 |
| 383 | pottery | 4 | 276 | 836 | 519 |
| 383 | alcoholism | 13 | 276 | 588 | 695 |
| 386 | at-risk youth | 10 | 275 | 29 | 71 |
| 387 | Industrial Engineering | 18 | 273 | 611 | 940 |
| 387 | Cognitive neuroscience | 9 | 273 | 522 | 627 |
| 387 | coal | 1 | 273 | 2168 | 1064 |
| 390 | Consumer education | 6 | 272 | 165 | 159 |
| 391 | System analysis | 18 | 268 | 929 | 1209 |
| 392 | Metals | 8 | 267 | 1221 | 1045 |
| 393 | Human genetics | 3 | 266 | 1341 | 1502 |
| 393 | Urban Geography | 7 | 266 | 121 | 96 |
| 393 | voice | 9 | 266 | 223 | 171 |
| 396 | Anatomy | 11 | 265 | 965 | 966 |
| 396 | Industrial Safety | 10 | 265 | 527 | 531 |
| 398 | Smoking | 5 | 264 | 510 | 425 |
| 399 | Regional Development | 8 | 263 | 116 | 115 |
| 399 | Development planning | 8 | 263 | 91 | 101 |
| 401 | Securities | 2 | 262 | 458 | 128 |
| 402 | Oral communication | 22 | 261 | 57 | 146 |
| 403 | Marine Biology | 12 | 260 | 1249 | 1385 |
| 403 | Futures | 8 | 260 | 122 | 99 |
| 403 | Nuclear family | 13 | 260 | 35 | 16 |
| 406 | Disability Studies | 5 | 258 | 158 | 46 |
| 406 | organization | 5 | 258 | 596 | 589 |
| 408 | Economic Thought | 10 | 257 | 104 | 248 |
| 408 | economic conditions | 10 | 257 | 208 | 278 |
| 410 | Multivariate Analysis | 17 | 256 | 133 | 235 |
| 410 | Substance Abuse | 12 | 256 | 618 | 672 |
| 412 | Paleoclimatology | 10 | 252 | 594 | 689 |
| 413 | Pharmacology | 18 | 251 | 1945 | 2485 |
| 413 | Marriage counseling | 12 | 251 | 93 | 145 |
| 415 | computer networks | 11 | 250 | 1267 | 1371 |
| 415 | Literacy | 21 | 250 | 42 | 86 |
| 417 | Capital market | 2 | 249 | 578 | 201 |
| 418 | Radiobiology | 14 | 248 | 498 | 648 |
| 418 | Community Colleges | 24 | 248 | 23 | 30 |
| 420 | Digital Media | 2 | 247 | 265 | 69 |
| 420 | Online journalism | 2 | 247 | 129 | 58 |
| 420 | Investments | 8 | 247 | 192 | 111 |
| 423 | Internet of Things | 3 | 246 | 1069 | 696 |
| 423 | California | 10 | 246 | 171 | 171 |
| 425 | Entrepreneurship | 8 | 245 | 530 | 762 |
| 425 | vitamins | 1 | 245 | 284 | 58 |
| 427 | gene mapping | 5 | 243 | 1289 | 1159 |
| 428 | Computational Biology | 8 | 242 | 1388 | 1332 |
| 428 | Political Sociology | 6 | 242 | 307 | 230 |
| 428 | Environmental Management | 16 | 242 | 1232 | 2123 |
| 428 | Communication in medicine | 7 | 242 | 304 | 248 |
| 432 | synthesis | 15 | 241 | 329 | 321 |
| 433 | educational innovations | 13 | 240 | 153 | 248 |
| 434 | Mental Health Services | 13 | 239 | 458 | 540 |
| 435 | Autism | 5 | 238 | 482 | 434 |
| 436 | Systems Engineering | 9 | 237 | 1259 | 1170 |
| 436 | industrial hygiene | 9 | 237 | 436 | 267 |
| 438 | Maternal health services | 1 | 235 | 606 | 157 |
| 439 | Strategic planning | 3 | 234 | 789 | 420 |
| 440 | Computer Graphics | 12 | 233 | 806 | 890 |
| 440 | libraries | 22 | 233 | 101 | 178 |
| 442 | intervention | 13 | 232 | 24 | 18 |
| 443 | Cybernetics | 7 | 227 | 1023 | 970 |
| 443 | Bioinorganic chemistry | 12 | 227 | 716 | 816 |
| 445 | Budget | 13 | 226 | 25 | 25 |
| 446 | Physical Therapy | 13 | 225 | 514 | 758 |
| 446 | Food service management | 6 | 225 | 236 | 369 |
| 448 | correctional psychology | 4 | 223 | 190 | 134 |
| 448 | Information Science | 17 | 223 | 989 | 1640 |
| 450 | Bioenergetics | 4 | 221 | 689 | 554 |
| 450 | Energy metabolism | 4 | 221 | 472 | 435 |
| 452 | Environmental Microbiology | 2 | 217 | 1483 | 1037 |
| 452 | Environmental Chemistry | 5 | 217 | 1548 | 1486 |
| 452 | Geographic information systems | 13 | 217 | 380 | 443 |
| 455 | school sports | 6 | 216 | 73 | 64 |
| 455 | econometric models | 4 | 216 | 532 | 332 |
| 457 | Distance Education | 7 | 215 | 169 | 181 |
| 458 | Paleoecology | 10 | 214 | 578 | 691 |
| 458 | mass transfer | 8 | 214 | 1090 | 1123 |
| 460 | Mathematics Education | 16 | 212 | 101 | 161 |
| 461 | Mechanics | 5 | 210 | 1030 | 602 |
| 462 | Venture Capital | 5 | 209 | 193 | 376 |
| 462 | innovation | 5 | 209 | 444 | 575 |
| 464 | Paleogeography | 9 | 208 | 519 | 648 |
| 465 | Computer Literacy | 10 | 206 | 48 | 107 |
| 466 | Environmental Policy | 13 | 203 | 1483 | 2326 |
| 467 | Federal government | 12 | 199 | 27 | 37 |
| 467 | thinking | 2 | 199 | 430 | 139 |
| 469 | Clinical Chemistry | 7 | 198 | 1538 | 1594 |
| 469 | environmental protection | 11 | 198 | 1856 | 2353 |
| 469 | women | 16 | 198 | 239 | 253 |
| 472 | Simulation Methods | 24 | 197 | 129 | 461 |
| 473 | Elections | 6 | 196 | 218 | 169 |
| 474 | Community Psychiatry | 5 | 194 | 630 | 576 |
| 474 | cell membrane | 3 | 194 | 516 | 437 |
| 474 | North America | 7 | 194 | 440 | 349 |
| 477 | analysis | 4 | 193 | 313 | 267 |
| 478 | protein | 7 | 192 | 718 | 714 |
| 479 | Mechanical Engineering | 9 | 190 | 1465 | 1180 |
| 479 | medical education | 5 | 190 | 1175 | 891 |
| 481 | Sales management | 3 | 189 | 229 | 288 |
| 481 | selling | 3 | 189 | 229 | 288 |
| 483 | Tribology | 4 | 188 | 979 | 665 |
| 483 | Nutrition physiology | 4 | 188 | 572 | 485 |
| 483 | Wildlife conservation | 6 | 188 | 697 | 856 |
| 486 | Information Systems | 6 | 187 | 944 | 849 |
| 487 | Symbolic interactionism | 9 | 186 | 28 | 49 |
| 487 | dietary supplements | 3 | 186 | 873 | 553 |
| 487 | Groundwater | 12 | 186 | 200 | 327 |
| 490 | Patient education | 6 | 185 | 355 | 380 |
| 490 | Relationships | 4 | 185 | 128 | 116 |
| 492 | human development | 8 | 182 | 456 | 575 |
| 493 | Birds | 19 | 181 | 381 | 535 |
| 494 | Power Electronics | 3 | 180 | 974 | 790 |
| 495 | election law | 5 | 177 | 187 | 138 |
| 496 | Developmental Biology | 8 | 176 | 1048 | 1369 |
| 497 | Health Services Administration | 8 | 175 | 482 | 542 |
| 498 | Library Science | 68 | 172 | 33 | 263 |
| 498 | race relations | 6 | 172 | 396 | 326 |
| 500 | Feminism | 11 | 170 | 243 | 258 |
| 501 | drug addiction | 7 | 169 | 630 | 746 |
| 502 | Heat Exchangers | 5 | 168 | 986 | 1038 |
| 502 | Semiconductors | 10 | 168 | 1186 | 1148 |
| 504 | Obesity | 6 | 167 | 1154 | 1306 |
| 505 | Biomechanics | 5 | 166 | 963 | 861 |
| 505 | Political Parties | 4 | 166 | 166 | 124 |
| 507 | Computational Chemistry | 6 | 165 | 449 | 485 |
| 507 | International Relations | 15 | 165 | 397 | 493 |
| 507 | Quality Management | 9 | 165 | 45 | 53 |
| 510 | Energy Harvesting | 6 | 164 | 270 | 505 |
| 510 | genome | 8 | 164 | 751 | 1168 |
| 512 | International Finance | 9 | 163 | 990 | 1161 |
| 512 | Development | 6 | 163 | 500 | 644 |
| 514 | Hydrology | 17 | 162 | 942 | 1528 |
| 514 | Bioinformatics | 7 | 162 | 1222 | 1307 |
| 514 | Political Participation | 5 | 162 | 241 | 205 |
| 514 | Voting | 4 | 162 | 201 | 149 |
| 518 | Nuclear Chemistry | 5 | 161 | 809 | 493 |
| 519 | Agricultural Chemistry | 4 | 159 | 1798 | 1566 |
| 519 | Psychiatric Nursing | 12 | 159 | 257 | 357 |
| 519 | Synchrotron Radiation | 15 | 159 | 93 | 168 |
| 522 | Dynamics | 13 | 158 | 738 | 847 |
| 523 | Depression | 2 | 157 | 392 | 370 |
| 523 | Asia | 19 | 157 | 909 | 1439 |
| 525 | Career development | 14 | 156 | 90 | 191 |
| 525 | social justice | 16 | 156 | 52 | 88 |
| 525 | Attention | 16 | 156 | 605 | 1005 |
| 525 | Classroom Environment | 2 | 156 | 86 | 26 |
| 529 | Toxicology | 11 | 154 | 2263 | 2958 |
| 529 | nucleotides | 3 | 154 | 325 | 89 |
| 529 | Genes | 6 | 154 | 714 | 712 |
| 532 | Herpetology | 11 | 153 | 96 | 114 |
| 532 | men | 2 | 153 | 394 | 151 |
| 534 | Economic Assistance | 5 | 152 | 487 | 615 |
| 534 | world | 5 | 152 | 505 | 693 |
| 536 | Experimental Design | 5 | 151 | 176 | 200 |
| 537 | Social Change | 2 | 150 | 1252 | 1075 |
| 538 | Electrochemical Analysis | 8 | 148 | 1000 | 1143 |
| 539 | Australia | 15 | 147 | 613 | 1005 |
| 540 | Urban Economics | 4 | 146 | 290 | 311 |
| 540 | Sedimentology | 5 | 146 | 425 | 443 |
| 540 | Climate change | 3 | 146 | 905 | 1151 |
| 540 | Eutrophication | 3 | 146 | 846 | 1130 |
| 540 | Entropy | 8 | 146 | 605 | 586 |
| 545 | Computational Mathematics | 2 | 144 | 143 | 76 |
| 545 | Socioeconomic Factors | 7 | 144 | 422 | 553 |
| 545 | Liposomes | 6 | 144 | 356 | 456 |
| 545 | Lipid bilayers | 6 | 144 | 306 | 399 |
| 545 | Landslides | 2 | 144 | 310 | 249 |
| 550 | Language Acquisition | 5 | 143 | 220 | 178 |
| 551 | Humanities | 11 | 142 | 800 | 780 |
| 551 | bioclimatology | 4 | 142 | 801 | 654 |
| 551 | Mass Media | 14 | 142 | 271 | 290 |
| 551 | Reproduction | 11 | 142 | 1077 | 1382 |
| 555 | Nonprofit organizations | 11 | 141 | 91 | 234 |
| 555 | masculinity | 1 | 141 | 206 | 66 |
| 557 | Public Choice | 5 | 140 | 245 | 240 |
| 557 | Group decision making | 5 | 140 | 343 | 320 |
| 557 | residential treatment | 6 | 140 | 80 | 77 |
| 557 | Human Resources | 7 | 140 | 233 | 468 |
| 561 | Astrophysics | 10 | 139 | 1757 | 1986 |
| 561 | family studies | 1 | 139 | 79 | 41 |
| 561 | Parenting | 1 | 139 | 114 | 50 |
| 561 | Child rearing | 1 | 139 | 114 | 50 |
| 565 | insurance | 9 | 138 | 166 | 211 |
| 566 | Atomic spectroscopy | 5 | 137 | 859 | 721 |
| 566 | Creativity | 5 | 137 | 165 | 220 |
| 568 | Nanostructures | 4 | 135 | 1684 | 1581 |
| 569 | Total Quality Management | 7 | 134 | 222 | 333 |
| 569 | Religion | 13 | 134 | 361 | 262 |
| 571 | Geomorphology | 4 | 133 | 1137 | 1199 |
| 571 | Green Chemistry | 3 | 133 | 1577 | 1621 |
| 571 | Quality of life | 6 | 133 | 934 | 1172 |
| 571 | sexual behavior | 9 | 133 | 316 | 516 |
| 575 | Radiology | 9 | 132 | 696 | 745 |
| 575 | Optics | 17 | 132 | 1909 | 2340 |
| 575 | Decision Support Systems | 5 | 132 | 77 | 72 |
| 575 | clay | 3 | 132 | 812 | 787 |
| 575 | clay minerals | 3 | 132 | 269 | 234 |
| 580 | Solar Energy | 4 | 131 | 1495 | 1573 |
| 580 | technical education | 11 | 131 | 255 | 412 |
| 580 | Reptiles | 10 | 131 | 87 | 116 |
| 583 | crime victims | 13 | 130 | 16 | 73 |
| 584 | Molecular recognition | 7 | 129 | 62 | 120 |
| 584 | Risk | 3 | 129 | 493 | 432 |
| 586 | Orthopedics | 2 | 128 | 1346 | 934 |
| 586 | Sociolinguistics | 7 | 128 | 265 | 294 |
| 586 | Radiochemistry | 3 | 128 | 960 | 482 |
| 586 | Obsessive-Compulsive Disorder | 13 | 128 | 22 | 58 |
| 590 | Second Language Acquisition | 1 | 127 | 372 | 198 |
| 591 | Ion Exchange | 3 | 126 | 115 | 67 |
| 591 | Magnetic Resonance Spectroscopy | 11 | 126 | 574 | 691 |
| 591 | Semigroups | 21 | 126 | 27 | 52 |
| 591 | Body Image | 1 | 126 | 383 | 234 |
| 591 | Solvent extraction | 3 | 126 | 115 | 67 |
| 591 | Host-parasite interactions | 4 | 126 | 897 | 1090 |
| 597 | Nuclear Energy | 3 | 125 | 928 | 556 |
| 598 | deviant behavior | 5 | 124 | 211 | 177 |
| 599 | Cartography | 2 | 123 | 572 | 196 |
| 599 | Educational measurement | 13 | 123 | 42 | 104 |
| 601 | Customer service | 2 | 122 | 75 | 13 |
| 601 | Chromosome mapping | 3 | 122 | 1481 | 1431 |
| 601 | Employee selection | 2 | 122 | 166 | 105 |
| 601 | Chromatographic analysis | 6 | 122 | 1262 | 1215 |
| 605 | Waste management | 4 | 121 | 1192 | 954 |
| 605 | DNA polymerases | 2 | 121 | 414 | 576 |
| 607 | Actuarial Science | 9 | 120 | 104 | 163 |
| 607 | Geriatric Psychiatry | 3 | 120 | 843 | 714 |
| 607 | Social perception | 5 | 120 | 89 | 138 |
| 610 | Water | 5 | 119 | 1750 | 2186 |
| 611 | Early Childhood Education | 7 | 118 | 358 | 386 |
| 611 | Comparative Physiology | 4 | 118 | 655 | 678 |
| 613 | Microbial Genetics | 4 | 117 | 258 | 304 |
| 613 | Measurement | 7 | 117 | 861 | 1024 |
| 613 | Paleoceanography | 3 | 117 | 169 | 240 |
| 613 | phytopathogenic bacteria | 4 | 117 | 188 | 277 |
| 617 | Software Engineering | 5 | 116 | 773 | 748 |
| 618 | Crystal growth | 2 | 115 | 1191 | 864 |
| 619 | Electrophoresis | 5 | 114 | 1185 | 1248 |
| 619 | Chromatography | 5 | 114 | 1199 | 1149 |
| 621 | Occupational Therapy | 6 | 113 | 644 | 444 |
| 621 | Language Development | 4 | 113 | 75 | 87 |
| 621 | enzymes | 8 | 113 | 846 | 1236 |
| 624 | Image Processing | 9 | 112 | 1299 | 1738 |
| 624 | nuclear magnetic resonance | 8 | 112 | 594 | 662 |
| 624 | Visual Perception | 13 | 112 | 642 | 1086 |
| 624 | Auditing | 11 | 112 | 112 | 359 |
| 628 | Bacteriology | 3 | 110 | 1531 | 1549 |
| 629 | Sustainable Development | 2 | 109 | 2441 | 1863 |
| 629 | Race | 2 | 109 | 86 | 43 |
| 629 | economic policy | 15 | 109 | 1026 | 1421 |
| 629 | sustainability | 2 | 109 | 1079 | 883 |
| 633 | Nuclear Engineering | 16 | 108 | 572 | 898 |
| 634 | Mathematical Economics | 1 | 107 | 502 | 268 |
| 634 | atmospheric models | 1 | 107 | 808 | 589 |
| 636 | community development | 13 | 106 | 181 | 453 |
| 636 | Popular culture | 13 | 106 | 147 | 175 |
| 636 | Military psychology | 7 | 106 | 28 | 48 |
| 639 | Land Use Planning | 3 | 105 | 376 | 397 |
| 639 | Psychopharmacology | 5 | 105 | 968 | 1197 |
| 639 | India | 9 | 105 | 649 | 572 |
| 642 | Photonics | 1 | 102 | 2241 | 1538 |
| 642 | Gender identity | 9 | 102 | 90 | 150 |
| 642 | psychological abuse | 2 | 102 | 11 | 13 |
| 642 | Breeding | 2 | 102 | 1270 | 981 |
| 646 | Nonparametric Statistics | 7 | 101 | 52 | 55 |
| 646 | nursing education | 6 | 101 | 77 | 81 |
| 646 | Harmonic Analysis | 4 | 101 | 123 | 153 |
| 649 | Political Psychology | 9 | 100 | 156 | 392 |
| 649 | Metabolism | 1 | 100 | 2463 | 1908 |
| 649 | Metabolic diseases | 1 | 100 | 2214 | 1689 |
| 649 | industrial relations | 8 | 100 | 468 | 609 |
| 653 | Probability | 1 | 99 | 916 | 473 |
| 653 | Risk Management | 1 | 99 | 1154 | 566 |
| 653 | Municipal Engineering | 2 | 99 | 443 | 295 |
| 653 | Business communication | 10 | 99 | 54 | 134 |
| 657 | Higher Education | 7 | 98 | 346 | 451 |
| 657 | disabilities | 9 | 98 | 324 | 552 |
| 657 | scientific societies | 7 | 98 | 390 | 596 |
| 660 | Social interaction | 5 | 97 | 252 | 319 |
| 660 | family counseling | 1 | 97 | 226 | 61 |
| 662 | Morphology | 2 | 95 | 1074 | 589 |
| 662 | visualization | 11 | 95 | 660 | 704 |
| 662 | Amphibians | 9 | 95 | 67 | 115 |
| 665 | Proteome | 6 | 94 | 708 | 1039 |
| 666 | Evolutionary Psychology | 2 | 93 | 204 | 127 |
| 666 | Wildlife management | 5 | 93 | 383 | 365 |
| 666 | animals | 5 | 93 | 945 | 862 |
| 666 | Nonlinear mechanics | 5 | 93 | 311 | 369 |
| 670 | Diabetes mellitus | 2 | 92 | 1720 | 1567 |
| 670 | Public Speaking | 9 | 92 | 75 | 79 |
| 670 | atmosphere | 1 | 92 | 1161 | 776 |
| 670 | Virulence | 2 | 92 | 1052 | 1151 |
| 670 | Immunity | 2 | 92 | 1569 | 1591 |
| 675 | speech therapy | 10 | 91 | 191 | 314 |
| 675 | terrorism | 6 | 91 | 158 | 177 |
| 675 | Adaptive control systems | 4 | 91 | 508 | 421 |
| 675 | language therapy | 7 | 91 | 82 | 121 |
| 675 | Jurisprudence | 2 | 91 | 1032 | 665 |
| 680 | Labor Unions | 11 | 90 | 57 | 99 |
| 680 | labor | 10 | 90 | 106 | 245 |
| 680 | Labor Movement | 9 | 90 | 46 | 50 |
| 683 | Labor history | 8 | 89 | 15 | 8 |
| 683 | minority groups | 2 | 89 | 112 | 43 |
| 685 | Qualitative Research | 4 | 88 | 433 | 447 |
| 686 | Quantum electronics | 1 | 87 | 2165 | 1205 |
| 686 | Linguistic universals | 1 | 87 | 71 | 2 |
| 686 | Biodiversity | 6 | 87 | 1499 | 1824 |
| 689 | History | 25 | 86 | 353 | 330 |
| 689 | Hydrogeology | 5 | 86 | 462 | 611 |
| 689 | Multicultural Education | 6 | 86 | 226 | 276 |
| 692 | Criminal Law | 3 | 85 | 275 | 207 |
| 692 | Bilingual Education | 2 | 85 | 92 | 67 |
| 692 | Remote Sensing | 3 | 85 | 1446 | 1034 |
| 692 | Southeast Asia | 11 | 85 | 96 | 200 |
| 692 | Insects | 8 | 85 | 864 | 1113 |
| 692 | civil service | 7 | 85 | 205 | 341 |
| 692 | Credit | 1 | 85 | 215 | 129 |
| 692 | Money | 1 | 85 | 661 | 445 |
| 700 | occupational diseases | 3 | 84 | 701 | 764 |
| 700 | Primary health care | 4 | 84 | 1287 | 1308 |
| 702 | Superconductors | 3 | 83 | 852 | 631 |
| 702 | Superconductivity | 3 | 83 | 441 | 336 |
| 704 | Clinical Trials | 3 | 82 | 425 | 350 |
| 704 | Arthropods | 7 | 82 | 81 | 150 |
| 704 | freshwater biology | 1 | 82 | 1397 | 853 |
| 707 | Applied Linguistics | 4 | 81 | 543 | 456 |
| 707 | Ornithology | 13 | 81 | 406 | 703 |
| 709 | Geriatric Medicine | 4 | 80 | 107 | 163 |
| 709 | Water quality management | 5 | 80 | 1355 | 1556 |
| 711 | Cytogenetics | 4 | 79 | 992 | 1282 |
| 711 | Psychometrics | 3 | 79 | 432 | 421 |
| 713 | Systems Biology | 3 | 78 | 1287 | 1336 |
| 713 | Biomass Energy | 3 | 78 | 2235 | 2510 |
| 713 | Microbial Biotechnology | 5 | 78 | 694 | 1082 |
| 713 | Recycling | 1 | 78 | 1024 | 1039 |
| 717 | Cognitive Psychology | 6 | 77 | 268 | 356 |
| 717 | Fashion merchandising | 1 | 77 | 97 | 49 |
| 717 | peace | 4 | 77 | 399 | 486 |
| 717 | Paleopathology | 4 | 77 | 255 | 209 |
| 717 | Fashion | 1 | 77 | 295 | 107 |
| 722 | Geometry | 6 | 76 | 868 | 683 |
| 722 | Employee rights | 1 | 76 | 195 | 65 |
| 724 | Agricultural Ecology | 2 | 75 | 1146 | 1194 |
| 724 | Restoration Ecology | 6 | 75 | 243 | 452 |
| 726 | Health Information Management | 2 | 74 | 429 | 755 |
| 726 | complementary therapies | 6 | 74 | 1114 | 1615 |
| 726 | Hippocampus | 3 | 74 | 279 | 410 |
| 726 | national security | 5 | 74 | 241 | 192 |
| 730 | Multiculturalism | 1 | 73 | 173 | 38 |
| 730 | Bibliometrics | 2 | 73 | 178 | 201 |
| 730 | International security | 3 | 73 | 214 | 296 |
| 730 | Developmental Immunology | 4 | 73 | 479 | 712 |
| 730 | disease outbreaks | 1 | 73 | 700 | 570 |
| 730 | Epidemics | 1 | 73 | 672 | 564 |
| 730 | conflict management | 4 | 73 | 195 | 316 |
| 737 | curriculum planning | 2 | 72 | 219 | 143 |
| 737 | Approximation Theory | 6 | 72 | 306 | 321 |
| 739 | Educational Leadership | 3 | 71 | 136 | 123 |
| 739 | death | 5 | 71 | 200 | 223 |
| 741 | Freeze-Drying | 4 | 70 | 283 | 370 |
| 741 | Hypothermia | 4 | 70 | 283 | 370 |
| 741 | Freeze Drying | 4 | 70 | 283 | 370 |
| 741 | Neurons | 1 | 70 | 739 | 933 |
| 745 | Biosensors | 3 | 69 | 1202 | 1685 |
| 745 | Magnetic Materials | 4 | 69 | 1313 | 1426 |
| 745 | Public opinion | 3 | 69 | 406 | 457 |
| 748 | Biogeochemical cycles | 2 | 68 | 449 | 648 |
| 748 | Africa | 5 | 68 | 1144 | 1064 |
| 748 | lasers | 1 | 68 | 2733 | 1774 |
| 751 | Economic Geography | 2 | 67 | 463 | 382 |
| 751 | Fluid Mechanics | 4 | 67 | 1255 | 1313 |
| 751 | Experience | 2 | 67 | 46 | 28 |
| 751 | feeding behavior | 4 | 67 | 585 | 871 |
| 751 | Detectors | 4 | 67 | 1308 | 1507 |
| 756 | Leadership | 2 | 66 | 691 | 743 |
| 757 | Metacognition | 2 | 65 | 85 | 116 |
| 757 | Cosmochemistry | 3 | 65 | 828 | 965 |
| 759 | Dyslexia | 5 | 64 | 86 | 205 |
| 759 | Ocean Engineering | 3 | 64 | 1526 | 1666 |
| 759 | Food | 5 | 64 | 2273 | 3039 |
| 759 | plant communities | 4 | 64 | 860 | 1258 |
| 759 | African Americans | 6 | 64 | 115 | 140 |
| 764 | Telecommunications | 7 | 63 | 397 | 717 |
| 764 | genre | 4 | 63 | 121 | 157 |
| 764 | Ore deposits | 2 | 63 | 606 | 578 |
| 764 | Molecular structure | 7 | 63 | 1625 | 2184 |
| 768 | Health Services Research | 4 | 62 | 1220 | 1362 |
| 768 | Oncogenes | 1 | 62 | 1131 | 1213 |
| 768 | Geodynamics | 2 | 62 | 911 | 930 |
| 768 | Rhetoric | 9 | 62 | 47 | 46 |
| 772 | Computer Science | 4 | 61 | 1807 | 1783 |
| 772 | Teratology | 2 | 61 | 308 | 310 |
| 772 | Hearing Aids | 6 | 61 | 123 | 179 |
| 772 | Plastics | 2 | 61 | 1880 | 1557 |
| 772 | motor skills | 2 | 61 | 265 | 219 |
| 777 | Fractional Calculus | 1 | 60 | 355 | 159 |
| 777 | Sexual health | 6 | 60 | 423 | 616 |
| 777 | Social policy | 7 | 60 | 624 | 955 |
| 780 | Number Theory | 10 | 59 | 403 | 489 |
| 780 | organizational effectiveness | 9 | 59 | 137 | 502 |
| 782 | Paleobiology | 3 | 58 | 360 | 273 |
| 782 | Medical Ethics | 5 | 58 | 821 | 956 |
| 782 | Drug delivery systems | 2 | 58 | 1735 | 1758 |
| 782 | planning | 5 | 58 | 533 | 780 |
| 782 | African American | 5 | 58 | 81 | 118 |
| 782 | Diabetes | 1 | 58 | 2143 | 1838 |
| 788 | Bioethics | 4 | 57 | 779 | 829 |
| 788 | sexual orientation | 3 | 57 | 104 | 143 |
| 788 | sports administration | 6 | 57 | 170 | 351 |
| 788 | cryosphere | 2 | 57 | 401 | 457 |
| 788 | biological invasions | 2 | 57 | 720 | 755 |
| 793 | Ideology | 1 | 56 | 156 | 51 |
| 793 | Plant tissue culture | 1 | 56 | 1086 | 870 |
| 793 | Plant cell culture | 1 | 56 | 1011 | 864 |
| 796 | Geriatric Nursing | 9 | 55 | 208 | 447 |
| 796 | healthcare disparities | 3 | 55 | 447 | 560 |
| 796 | curriculum evaluation | 4 | 55 | 305 | 435 |
| 799 | Medical Technology | 7 | 54 | 911 | 1687 |
| 799 | Radiography | 2 | 54 | 782 | 937 |
| 799 | Human-Computer Interaction | 3 | 54 | 1511 | 1724 |
| 799 | Sexuality | 1 | 54 | 554 | 302 |
| 799 | China | 13 | 54 | 1308 | 2657 |
| 799 | weather | 1 | 54 | 975 | 744 |
| 799 | Textile industry | 6 | 54 | 307 | 411 |
| 806 | Soil Science | 4 | 53 | 1542 | 2012 |
| 806 | Combinatorial chemistry | 1 | 53 | 1055 | 999 |
| 806 | sadness | 4 | 53 | 168 | 242 |
| 806 | urban population | 3 | 53 | 198 | 394 |
| 806 | DNA | 3 | 53 | 572 | 659 |
| 806 | antisocial personality disorder | 4 | 53 | 168 | 242 |
| 806 | adulthood | 7 | 53 | 22 | 126 |
| 813 | Pharmaceutical Technology | 2 | 52 | 1640 | 1686 |
| 813 | Water pollution | 6 | 52 | 1820 | 2805 |
| 813 | ethanol | 3 | 52 | 481 | 566 |
| 813 | Instructional systems | 5 | 52 | 93 | 199 |
| 813 | Appetite | 3 | 52 | 605 | 882 |
| 818 | ethnicity | 5 | 51 | 507 | 615 |
| 818 | History of Nursing | 4 | 51 | 23 | 6 |
| 818 | amino acids | 3 | 51 | 562 | 793 |
| 818 | Cerebral cortex | 2 | 51 | 926 | 1056 |
| 818 | Nitric oxide | 2 | 51 | 340 | 446 |
| 818 | Insect biochemistry | 1 | 51 | 709 | 621 |
| 824 | Oncology | 2 | 50 | 1938 | 2282 |
| 824 | Biogeography | 2 | 50 | 1065 | 1284 |
| 824 | Plant Morphology | 2 | 50 | 747 | 683 |
| 824 | Molecules | 7 | 50 | 1003 | 1323 |
| 824 | foreign exchange | 1 | 50 | 599 | 522 |
| 824 | Broadcasting | 4 | 50 | 136 | 213 |
| 824 | water supply | 1 | 50 | 1257 | 1090 |
| 824 | Radiation effects | 3 | 50 | 634 | 980 |
| 824 | Toxins | 6 | 50 | 534 | 1005 |
| 833 | Clinical Biochemistry | 2 | 49 | 1194 | 1174 |
| 833 | Atmospheric Physics | 2 | 49 | 1537 | 1593 |
| 833 | Democracy | 3 | 49 | 313 | 243 |
| 833 | Computational Complexity | 3 | 49 | 1045 | 1013 |
| 833 | Protozoa | 1 | 49 | 682 | 541 |
| 838 | Communication and Culture | 4 | 48 | 220 | 270 |
| 838 | Alternative Medicine | 4 | 48 | 1245 | 1887 |
| 838 | Human Capital | 7 | 48 | 87 | 387 |
| 838 | Spanish language | 2 | 48 | 144 | 19 |
| 842 | Virtual reality | 1 | 47 | 753 | 528 |
| 842 | Parasitology | 2 | 47 | 2288 | 2167 |
| 842 | child behavior | 2 | 47 | 465 | 530 |
| 845 | Feminist criticism | 1 | 46 | 264 | 111 |
| 845 | Democratization | 2 | 46 | 178 | 196 |
| 845 | biomedicine | 6 | 46 | 263 | 788 |
| 848 | soil microbiology | 2 | 45 | 1526 | 1994 |
| 848 | DNS | 2 | 45 | 597 | 669 |
| 848 | Performance | 7 | 45 | 156 | 385 |
| 848 | disaster relief | 3 | 45 | 176 | 310 |
| 852 | Planetary Science | 1 | 44 | 761 | 515 |
| 852 | Biogeochemistry | 2 | 44 | 1159 | 1418 |
| 852 | Water Microbiology | 1 | 44 | 855 | 687 |
| 852 | isomerism | 3 | 44 | 312 | 394 |
| 852 | questioning | 3 | 44 | 43 | 49 |
| 852 | Sites | 3 | 44 | 529 | 801 |
| 852 | Chirality | 3 | 44 | 312 | 394 |
| 859 | Algorithms | 3 | 43 | 752 | 789 |
| 859 | Developmental Neurobiology | 3 | 43 | 519 | 674 |
| 859 | Radio waves | 4 | 43 | 710 | 1021 |
| 862 | Wireless Communication Systems | 3 | 42 | 2142 | 2283 |
| 862 | Composite Materials | 3 | 42 | 2340 | 2854 |
| 862 | global environmental change | 1 | 42 | 1222 | 1241 |
| 862 | Algal blooms | 1 | 42 | 460 | 484 |
| 862 | Cyanobacteria | 1 | 42 | 460 | 484 |
| 862 | environmental issues | 1 | 42 | 770 | 712 |
| 862 | microalgae | 1 | 42 | 460 | 484 |
| 869 | Pharmacy | 3 | 41 | 1798 | 2225 |
| 869 | Energy Policy | 3 | 41 | 2452 | 3279 |
| 869 | Medical Oncology | 2 | 41 | 1440 | 1653 |
| 869 | Coatings | 4 | 41 | 31 | 32 |
| 869 | international trade | 4 | 41 | 625 | 864 |
| 869 | Paint | 4 | 41 | 9 | 31 |
| 869 | catalytic activity | 1 | 41 | 968 | 925 |
| 869 | school failure | 4 | 41 | 49 | 73 |
| 877 | Ecological Genetics | 2 | 40 | 786 | 738 |
| 877 | Urban Policy | 2 | 40 | 1054 | 1223 |
| 877 | Hydrometeorology | 5 | 40 | 131 | 386 |
| 877 | locomotion | 2 | 40 | 750 | 847 |
| 877 | posture | 2 | 40 | 750 | 847 |
| 877 | mutagens | 2 | 40 | 748 | 1018 |
| 877 | gait | 2 | 40 | 750 | 847 |
| 877 | walking | 2 | 40 | 750 | 847 |
| 885 | Calculus of Variations | 3 | 39 | 554 | 563 |
| 885 | Popular Music | 11 | 39 | 6 | 27 |
| 885 | Radioisotopes | 3 | 39 | 993 | 1016 |
| 885 | primary prevention | 5 | 39 | 247 | 613 |
| 889 | Electrical Engineering | 53 | 38 | 703 | 2615 |
| 889 | Marine Ecology | 2 | 38 | 878 | 923 |
| 889 | Hydraulic Engineering | 3 | 38 | 803 | 996 |
| 889 | Analytical Biochemistry | 5 | 38 | 1288 | 1959 |
| 889 | curriculum | 1 | 38 | 153 | 100 |
| 889 | administrative agencies | 1 | 38 | 536 | 372 |
| 895 | Sports Psychology | 3 | 37 | 108 | 254 |
| 895 | Ethnic relations | 5 | 37 | 432 | 609 |
| 895 | mutation | 4 | 37 | 449 | 855 |
| 895 | Transportation | 1 | 37 | 2226 | 1903 |
| 895 | Plant breeding | 1 | 37 | 1160 | 989 |
| 895 | Transgenic plants | 1 | 37 | 712 | 727 |
| 895 | Roads | 1 | 37 | 965 | 657 |
| 895 | Chromosomes | 4 | 37 | 730 | 1195 |
| 895 | Therapeutics | 3 | 37 | 1304 | 1769 |
| 895 | Navier-Stokes equations | 3 | 37 | 151 | 167 |
| 895 | venom | 5 | 37 | 532 | 1050 |
| 906 | Small Business | 3 | 36 | 762 | 1297 |
| 906 | forestry | 1 | 36 | 392 | 343 |
| 908 | Game Theory | 2 | 35 | 686 | 640 |
| 908 | Intercultural Communication | 9 | 35 | 156 | 656 |
| 908 | Pediatric Nursing | 1 | 35 | 645 | 534 |
| 908 | Obstetric Nursing | 1 | 35 | 406 | 353 |
| 908 | Geomagnetism | 1 | 35 | 772 | 725 |
| 908 | Cross-Cultural Studies | 9 | 35 | 295 | 1037 |
| 908 | Well-being | 1 | 35 | 327 | 242 |
| 908 | Postcolonialism | 2 | 35 | 178 | 114 |
| 908 | colonies | 2 | 35 | 52 | 41 |
| 917 | Chemical Ecology | 2 | 34 | 623 | 868 |
| 917 | Demography | 2 | 34 | 761 | 884 |
| 917 | Integrated Circuits | 3 | 34 | 808 | 698 |
| 917 | Applied Ethics | 2 | 34 | 193 | 166 |
| 917 | Cell metabolism | 1 | 34 | 983 | 1084 |
| 917 | Consciousness | 7 | 34 | 277 | 633 |
| 923 | Phenomenology | 5 | 33 | 147 | 196 |
| 923 | Public Health Administration | 1 | 33 | 622 | 395 |
| 923 | Executive Power | 3 | 33 | 93 | 91 |
| 923 | nursing ethics | 2 | 33 | 306 | 501 |
| 923 | Bioelectronics | 1 | 33 | 1546 | 1843 |
| 928 | Nanochemistry | 2 | 32 | 1486 | 1731 |
| 928 | Community Health Nursing | 1 | 32 | 156 | 111 |
| 928 | Animal Nutrition | 2 | 32 | 662 | 765 |
| 928 | Inclusive Education | 3 | 32 | 156 | 323 |
| 928 | Nationalism | 2 | 32 | 444 | 390 |
| 928 | Noise | 3 | 32 | 120 | 181 |
| 928 | Happiness | 2 | 32 | 588 | 864 |
| 928 | microwave communication systems | 2 | 32 | 467 | 525 |
| 928 | Religion and Sociology | 4 | 32 | 180 | 225 |
| 928 | Integration | 1 | 32 | 359 | 320 |
| 928 | environmental exposure | 1 | 32 | 2558 | 2592 |
| 928 | Japan | 5 | 32 | 1345 | 2029 |
| 928 | Evolution equations | 1 | 32 | 357 | 179 |
| 928 | cultural pluralism | 3 | 32 | 416 | 593 |
| 928 | Microwave devices | 2 | 32 | 556 | 586 |
| 928 | Multiple sclerosis | 3 | 32 | 530 | 635 |
| 928 | children | 2 | 32 | 586 | 691 |
| 945 | Otolaryngology | 1 | 31 | 731 | 622 |
| 945 | Stochastic Processes | 7 | 31 | 544 | 1123 |
| 945 | Organizational change | 3 | 31 | 753 | 1081 |
| 945 | Cultural diversity | 1 | 31 | 307 | 336 |
| 945 | Urban Education | 4 | 31 | 95 | 189 |
| 945 | Carcinogenesis | 1 | 31 | 1247 | 1327 |
| 945 | carcinogens | 1 | 31 | 1315 | 1333 |
| 945 | Prisons | 6 | 31 | 187 | 384 |
| 945 | population geography | 2 | 31 | 482 | 631 |
| 945 | drugs | 3 | 31 | 1716 | 2300 |
| 945 | Leisure | 2 | 31 | 420 | 589 |
| 956 | Obstetrics | 4 | 30 | 1546 | 2141 |
| 956 | Plant Taxonomy | 2 | 30 | 478 | 564 |
| 956 | Fracture mechanics | 2 | 30 | 1477 | 1664 |
| 956 | Wetland ecology | 1 | 30 | 830 | 706 |
| 956 | Wetland conservation | 1 | 30 | 616 | 550 |
| 956 | cataloging | 27 | 30 | 6 | 63 |
| 956 | cell physiology | 3 | 30 | 1219 | 1856 |
| 956 | Steroids | 4 | 30 | 733 | 1254 |
| 956 | Prospecting | 1 | 30 | 198 | 121 |
| 956 | Wetlands | 1 | 30 | 626 | 552 |
| 966 | Materials Engineering | 2 | 29 | 952 | 1012 |
| 966 | Hospitality industry | 3 | 29 | 390 | 824 |
| 966 | Microwaves | 4 | 29 | 1105 | 1364 |
| 966 | Trace elements | 1 | 29 | 523 | 620 |
| 970 | Medical Sociology | 1 | 28 | 99 | 113 |
| 970 | Ecophysiology | 1 | 28 | 461 | 468 |
| 970 | Risk assessment | 2 | 28 | 809 | 969 |
| 970 | ecological risk assessment | 2 | 28 | 322 | 510 |
| 970 | Intelligent Control Systems | 2 | 28 | 1493 | 1331 |
| 970 | ecosystem | 1 | 28 | 1785 | 1939 |
| 970 | heredity | 3 | 28 | 610 | 873 |
| 970 | Health Risk Assessment | 2 | 28 | 590 | 772 |
| 970 | Heterocyclic compounds | 4 | 28 | 873 | 1177 |
| 979 | Children's Literature | 2 | 27 | 121 | 55 |
| 979 | Acoustics | 2 | 27 | 439 | 350 |
| 979 | Action Research | 1 | 27 | 481 | 382 |
| 979 | Luminescence | 5 | 27 | 1096 | 1773 |
| 979 | Continental shelf | 1 | 27 | 560 | 629 |
| 979 | Sedimentary rocks | 1 | 27 | 907 | 917 |
| 979 | dissociative disorders | 3 | 27 | 95 | 255 |
| 979 | listening | 3 | 27 | 25 | 65 |
| 987 | Journalism | 3 | 26 | 564 | 671 |
| 987 | poverty | 1 | 26 | 778 | 754 |
| 987 | intergroup relations | 2 | 26 | 241 | 427 |
| 987 | Gene expression regulation | 2 | 26 | 1031 | 1308 |
| 987 | Educational Change | 1 | 26 | 148 | 184 |
| 987 | Genetic regulation | 2 | 26 | 1097 | 1453 |
| 987 | Latin America | 4 | 26 | 1006 | 1092 |
| 987 | Europa | 1 | 26 | 828 | 792 |
| 995 | Sustainable Engineering | 2 | 25 | 1815 | 2314 |
| 995 | History of Medicine | 4 | 25 | 420 | 348 |
| 995 | Educational Anthropology | 4 | 25 | 76 | 169 |
| 995 | Social Ethics | 4 | 25 | 148 | 248 |
| 995 | sedimentary basins | 2 | 25 | 242 | 391 |
| 995 | Soft Condensed Matter | 5 | 25 | 788 | 1477 |