| 1 | Medicine | 195 | 9.3K | 1,118 | 958 |
| 2 | Public Health | 192 | 6.2K | 457 | 473 |
| 3 | Science | 98 | 5.8K | 1,630 | 1,533 |
| 4 | Diet | 25 | 5.5K | 574 | 212 |
| 5 | Physical fitness | 21 | 5.3K | 287 | 28 |
| 6 | Ophthalmology | 121 | 5.0K | 159 | 140 |
| 7 | management | 111 | 5.0K | 381 | 449 |
| 8 | Research | 113 | 4.9K | 1,307 | 1,046 |
| 9 | Geriatrics | 82 | 4.8K | 395 | 236 |
| 10 | Psychology | 110 | 4.6K | 694 | 536 |
| 11 | Aging | 58 | 4.0K | 490 | 277 |
| 12 | Microbiology | 59 | 3.5K | 1,395 | 1,147 |
| 13 | United States | 69 | 3.3K | 885 | 593 |
| 14 | Behavior | 46 | 3.1K | 710 | 575 |
| 15 | Epidemiology | 79 | 3.1K | 538 | 457 |
| 16 | Sociology | 77 | 3.0K | 428 | 354 |
| 17 | rehabilitation | 70 | 2.9K | 248 | 235 |
| 18 | Education | 48 | 2.6K | 787 | 436 |
| 19 | Biology | 41 | 2.6K | 2,348 | 2,087 |
| 20 | Cognitive Science | 16 | 2.5K | 566 | 228 |
| 21 | Physics | 25 | 2.2K | 3,347 | 2,434 |
| 22 | human behavior | 27 | 2.1K | 701 | 608 |
| 23 | Electrical Engineering | 26 | 2.1K | 1,141 | 304 |
| 24 | Health Services Research | 43 | 2.1K | 272 | 194 |
| 25 | Vision | 58 | 2.0K | 93 | 112 |
| 26 | Project Management | 10 | 2.0K | 97 | 32 |
| 27 | personality | 27 | 2.0K | 459 | 361 |
| 28 | Cognitive neuroscience | 1 | 2.0K | 1,353 | 258 |
| 29 | Tourism | 49 | 1.9K | 211 | 295 |
| 30 | Medical Anthropology | 37 | 1.8K | 239 | 242 |
| 31 | Environment | 21 | 1.8K | 1,804 | 1,534 |
| 32 | Public Administration | 93 | 1.7K | 103 | 160 |
| 33 | Public Policy | 60 | 1.7K | 215 | 257 |
| 34 | Renewable Energy Sources | 22 | 1.7K | 910 | 832 |
| 35 | locomotion | 33 | 1.6K | 69 | 59 |
| 35 | posture | 33 | 1.6K | 69 | 59 |
| 35 | gait | 33 | 1.6K | 69 | 59 |
| 35 | walking | 33 | 1.6K | 69 | 59 |
| 39 | pain | 41 | 1.6K | 261 | 297 |
| 40 | Economics | 48 | 1.6K | 1,099 | 817 |
| 41 | Neurology | 23 | 1.6K | 1,638 | 1,275 |
| 42 | disabilities | 41 | 1.5K | 76 | 61 |
| 43 | alcoholism | 39 | 1.5K | 303 | 280 |
| 44 | drug addiction | 38 | 1.5K | 225 | 222 |
| 45 | Biochemistry | 49 | 1.5K | 2,363 | 2,345 |
| 46 | Psychophysiology | 34 | 1.4K | 818 | 781 |
| 47 | Health Policy | 56 | 1.4K | 357 | 396 |
| 47 | Natural history | 2 | 1.4K | 3,314 | 1,666 |
| 49 | Pediatrics | 11 | 1.4K | 1,055 | 550 |
| 50 | drug control | 42 | 1.4K | 31 | 34 |
| 50 | Europe | 70 | 1.4K | 486 | 519 |
| 52 | Molecular Biology | 20 | 1.3K | 2,977 | 2,255 |
| 53 | Consumer education | 11 | 1.3K | 77 | 29 |
| 54 | Physical Therapy | 34 | 1.3K | 256 | 254 |
| 55 | Cognition | 13 | 1.3K | 801 | 458 |
| 56 | Research Design | 16 | 1.2K | 391 | 239 |
| 57 | International Finance | 24 | 1.2K | 492 | 291 |
| 58 | Cytology | 21 | 1.2K | 1,476 | 1,319 |
| 59 | marketing | 16 | 1.2K | 835 | 557 |
| 60 | Artificial Intelligence | 23 | 1.1K | 1,407 | 1,018 |
| 61 | Business | 19 | 1.1K | 829 | 761 |
| 62 | arthritis | 26 | 1.1K | 328 | 384 |
| 63 | Nursing | 35 | 1.1K | 396 | 241 |
| 64 | Environmental Health | 36 | 1.0K | 1,531 | 1,728 |
| 65 | finance | 34 | 1.0K | 623 | 579 |
| 66 | industrial relations | 24 | 1.0K | 214 | 117 |
| 67 | preventive medicine | 9 | 995 | 591 | 311 |
| 68 | Consciousness | 8 | 986 | 251 | 63 |
| 69 | Chemistry | 22 | 983 | 3,685 | 3,217 |
| 70 | Randomized Controlled Trials | 46 | 976 | 120 | 101 |
| 71 | Medical Microbiology | 18 | 974 | 802 | 744 |
| 72 | Pharmacology | 25 | 967 | 1,726 | 1,533 |
| 72 | Primary health care | 30 | 967 | 379 | 318 |
| 74 | Physiology | 28 | 958 | 1,293 | 1,268 |
| 75 | Pollution | 25 | 950 | 2,025 | 2,128 |
| 76 | Criminal psychology | 36 | 935 | 152 | 175 |
| 77 | Substance Abuse | 49 | 903 | 234 | 330 |
| 78 | Geography | 15 | 884 | 863 | 560 |
| 79 | Small Business | 13 | 882 | 255 | 326 |
| 80 | Regional Planning | 15 | 873 | 634 | 376 |
| 81 | Toxicology | 21 | 872 | 1,748 | 1,558 |
| 81 | Forensic Psychiatry | 20 | 872 | 141 | 68 |
| 83 | Health | 15 | 842 | 831 | 512 |
| 84 | Social Psychology | 13 | 811 | 1,022 | 745 |
| 85 | Orthopedics | 39 | 805 | 330 | 398 |
| 86 | Information Science | 12 | 798 | 1,254 | 761 |
| 87 | Personality Disorders | 9 | 788 | 107 | 52 |
| 88 | Human Geography | 8 | 775 | 635 | 256 |
| 89 | Bacteriology | 9 | 774 | 989 | 713 |
| 90 | Food | 12 | 768 | 1,578 | 1,127 |
| 91 | Liver diseases | 10 | 756 | 668 | 595 |
| 92 | Ecology | 16 | 755 | 2,821 | 2,686 |
| 93 | Neuropsychology | 17 | 754 | 896 | 737 |
| 94 | Chemical Engineering | 14 | 750 | 2,255 | 1,942 |
| 95 | Rural Development | 17 | 739 | 104 | 93 |
| 96 | Holistic Health | 9 | 734 | 159 | 32 |
| 96 | internet | 5 | 734 | 1,220 | 457 |
| 98 | Earth Sciences | 8 | 730 | 2,019 | 1,087 |
| 99 | feeding behavior | 8 | 728 | 398 | 212 |
| 99 | Appetite | 8 | 728 | 330 | 180 |
| 101 | Energy Policy | 13 | 722 | 1,341 | 1,197 |
| 102 | Health Information Management | 8 | 719 | 92 | 152 |
| 102 | environmental pollution | 16 | 719 | 2,023 | 1,898 |
| 104 | Geology | 5 | 703 | 2,133 | 1,010 |
| 104 | Oceanography | 5 | 703 | 1,232 | 616 |
| 106 | Biomedical Engineering | 30 | 697 | 1,567 | 1,769 |
| 107 | Neurophysiology | 12 | 692 | 1,340 | 1,091 |
| 107 | allied health | 7 | 692 | 127 | 26 |
| 109 | pain management | 21 | 686 | 124 | 122 |
| 110 | community participation | 4 | 682 | 76 | 13 |
| 110 | Faculty | 4 | 682 | 76 | 13 |
| 112 | Forensic Psychology | 20 | 660 | 66 | 49 |
| 113 | energy resources | 7 | 655 | 845 | 706 |
| 114 | Infection control | 7 | 643 | 120 | 28 |
| 114 | drug resistance | 7 | 643 | 340 | 138 |
| 116 | Sports Medicine | 16 | 633 | 1,048 | 794 |
| 117 | Sports | 36 | 629 | 541 | 670 |
| 118 | Adolescent Medicine | 1 | 614 | 851 | 295 |
| 119 | Social Entrepreneurship | 26 | 611 | 1 | 4 |
| 120 | Nonprofit organizations | 15 | 607 | 59 | 47 |
| 121 | Intellectual disability | 28 | 603 | 180 | 235 |
| 122 | Colloids | 9 | 602 | 2,197 | 1,696 |
| 122 | Human Resources | 10 | 602 | 167 | 152 |
| 124 | Telecommunication | 11 | 596 | 1,401 | 927 |
| 125 | Manufacturing Processes | 30 | 595 | 653 | 820 |
| 126 | Clinical Psychology | 11 | 594 | 592 | 511 |
| 127 | Higher Education | 9 | 591 | 294 | 101 |
| 128 | Nutrition | 18 | 583 | 1,614 | 1,645 |
| 129 | Diabetes | 9 | 582 | 1,004 | 816 |
| 130 | Public opinion | 17 | 579 | 85 | 96 |
| 131 | Health Education | 30 | 568 | 473 | 538 |
| 132 | Diabetes mellitus | 7 | 564 | 1,082 | 807 |
| 133 | Gerontology | 19 | 560 | 647 | 527 |
| 134 | economic policy | 51 | 559 | 393 | 597 |
| 135 | Fiber Optics | 5 | 554 | 714 | 271 |
| 136 | Food additives | 6 | 547 | 723 | 423 |
| 136 | hydrocolloids | 6 | 547 | 408 | 328 |
| 138 | Microorganisms | 8 | 541 | 572 | 495 |
| 139 | Yeast | 1 | 530 | 694 | 130 |
| 140 | Child Development | 13 | 515 | 850 | 762 |
| 141 | Health promotion | 16 | 513 | 384 | 340 |
| 142 | Social behavior | 5 | 512 | 877 | 491 |
| 142 | Multiple sclerosis | 9 | 512 | 259 | 76 |
| 144 | pollutants | 7 | 509 | 1,223 | 810 |
| 144 | Environmental pollutants | 7 | 509 | 1,497 | 956 |
| 146 | local government | 23 | 505 | 35 | 77 |
| 147 | Cell Biology | 15 | 504 | 1,584 | 1,761 |
| 148 | energy conservation | 13 | 501 | 910 | 1,041 |
| 149 | Liposomes | 2 | 497 | 742 | 189 |
| 149 | Lipid bilayers | 2 | 497 | 615 | 179 |
| 151 | Bacteria | 4 | 493 | 253 | 152 |
| 152 | Transplantation | 22 | 487 | 311 | 452 |
| 153 | Biochemical Engineering | 7 | 485 | 2,116 | 1,907 |
| 154 | Production Planning | 2 | 481 | 363 | 79 |
| 154 | Production Control | 2 | 481 | 349 | 79 |
| 156 | Social work | 35 | 476 | 331 | 401 |
| 157 | Agricultural systems | 2 | 471 | 371 | 118 |
| 158 | Fuzzy systems | 6 | 462 | 1,203 | 333 |
| 159 | Long-Term Care | 9 | 461 | 237 | 222 |
| 159 | Long-term care facilities | 9 | 461 | 234 | 221 |
| 161 | Economic History | 27 | 457 | 1,049 | 1,077 |
| 162 | Information Technology | 13 | 455 | 1,094 | 964 |
| 163 | Industrial Sociology | 5 | 452 | 122 | 55 |
| 164 | Metabolism | 7 | 451 | 1,373 | 1,182 |
| 165 | Structural Engineering | 16 | 446 | 688 | 661 |
| 166 | consumer behavior | 5 | 441 | 394 | 238 |
| 166 | older people | 9 | 441 | 849 | 415 |
| 166 | Decision making | 2 | 441 | 1,729 | 541 |
| 169 | Marine Biology | 17 | 438 | 1,095 | 1,181 |
| 170 | Endocrinology | 5 | 437 | 1,820 | 1,320 |
| 171 | Building | 23 | 436 | 134 | 142 |
| 172 | Biotechnology | 15 | 433 | 2,551 | 2,811 |
| 173 | Optics | 15 | 430 | 2,050 | 1,562 |
| 174 | Qualitative Research | 7 | 429 | 294 | 161 |
| 175 | Music | 9 | 424 | 453 | 181 |
| 176 | Environmental Chemistry | 6 | 423 | 1,462 | 1,137 |
| 177 | drug evaluation | 4 | 421 | 1,057 | 454 |
| 178 | Obesity | 8 | 419 | 1,033 | 925 |
| 179 | Environmental monitoring | 11 | 417 | 2,074 | 2,094 |
| 180 | Water pollution | 17 | 415 | 1,150 | 1,471 |
| 181 | Immunology | 13 | 409 | 1,354 | 1,446 |
| 182 | Community Psychology | 8 | 407 | 295 | 263 |
| 183 | Crisis management | 5 | 404 | 70 | 22 |
| 184 | counseling | 20 | 402 | 443 | 471 |
| 185 | Environmental Engineering | 20 | 400 | 1,438 | 1,862 |
| 186 | Biophysics | 17 | 399 | 2,248 | 2,438 |
| 186 | Entrepreneurship | 10 | 399 | 431 | 598 |
| 188 | psychotherapy | 16 | 392 | 494 | 559 |
| 189 | Signal Processing | 11 | 389 | 1,371 | 1,242 |
| 190 | drugs | 3 | 386 | 1,780 | 846 |
| 191 | civil service | 10 | 384 | 151 | 141 |
| 192 | Engineering | 16 | 370 | 1,949 | 1,733 |
| 192 | Feasibility studies | 22 | 370 | 39 | 35 |
| 192 | drug development | 2 | 370 | 1,024 | 589 |
| 195 | Australia | 16 | 369 | 626 | 593 |
| 196 | Electronics | 13 | 366 | 1,704 | 1,416 |
| 196 | Social welfare | 18 | 366 | 169 | 172 |
| 196 | Developing countries | 14 | 366 | 955 | 954 |
| 199 | soil microbiology | 1 | 364 | 2,007 | 973 |
| 199 | Plant diseases | 1 | 364 | 2,491 | 836 |
| 201 | ecosystem | 12 | 361 | 597 | 754 |
| 202 | Perception | 16 | 356 | 692 | 773 |
| 203 | Building Materials | 9 | 353 | 1,037 | 1,139 |
| 203 | Production Engineering | 22 | 353 | 632 | 749 |
| 203 | Teaching | 11 | 353 | 877 | 689 |
| 206 | Marine Ecology | 12 | 349 | 339 | 270 |
| 207 | Investment analysis | 4 | 348 | 842 | 299 |
| 208 | Hypertension | 5 | 342 | 962 | 932 |
| 209 | Corporate governance | 4 | 341 | 515 | 207 |
| 209 | Cardiovascular system | 3 | 341 | 1,079 | 977 |
| 211 | Environmental Psychology | 1 | 340 | 661 | 250 |
| 212 | Microbial Ecology | 8 | 338 | 1,269 | 1,395 |
| 213 | Political Science | 19 | 337 | 693 | 649 |
| 214 | Social Sciences | 28 | 336 | 1,003 | 1,265 |
| 215 | Fracture mechanics | 8 | 331 | 857 | 658 |
| 215 | city planning | 9 | 331 | 883 | 716 |
| 217 | Biomechanics | 9 | 327 | 685 | 617 |
| 218 | starch | 9 | 326 | 126 | 96 |
| 219 | Language Disorders | 10 | 324 | 416 | 335 |
| 219 | Speech Disorders | 10 | 324 | 551 | 480 |
| 221 | Musicology | 7 | 320 | 94 | 28 |
| 222 | Surgery | 3 | 310 | 1,268 | 989 |
| 222 | Social policy | 19 | 310 | 290 | 365 |
| 224 | speech therapy | 9 | 309 | 212 | 151 |
| 224 | Politics | 3 | 309 | 504 | 218 |
| 224 | government | 3 | 309 | 549 | 253 |
| 224 | Spectrum analysis | 16 | 309 | 2,033 | 2,188 |
| 228 | Environmental Policy | 6 | 307 | 2,285 | 2,059 |
| 229 | Child psychology | 13 | 298 | 638 | 853 |
| 230 | Educational Psychology | 10 | 296 | 751 | 760 |
| 231 | Ultrasonics | 9 | 295 | 639 | 716 |
| 232 | Environmental Toxicology | 5 | 294 | 1,870 | 1,520 |
| 233 | Virology | 8 | 288 | 1,507 | 1,734 |
| 234 | Psychiatry | 18 | 284 | 1,560 | 1,994 |
| 234 | Ecological Engineering | 9 | 284 | 253 | 381 |
| 236 | Communication Disorders | 8 | 282 | 138 | 89 |
| 237 | Human-Computer Interaction | 10 | 280 | 754 | 786 |
| 237 | Autoantibodies | 2 | 280 | 594 | 324 |
| 237 | Autoimmunity | 2 | 280 | 731 | 458 |
| 237 | Autoimmune diseases | 2 | 280 | 644 | 350 |
| 241 | Animal Behavior | 5 | 279 | 1,359 | 1,155 |
| 242 | environmental protection | 12 | 276 | 1,837 | 2,166 |
| 243 | Urban Policy | 3 | 275 | 877 | 430 |
| 244 | Educational Technology | 16 | 274 | 565 | 819 |
| 245 | Wireless Communication Systems | 21 | 270 | 914 | 1,196 |
| 246 | Automation | 12 | 267 | 1,154 | 1,343 |
| 247 | Solar Energy | 7 | 266 | 1,148 | 1,149 |
| 248 | health services accessibility | 15 | 265 | 304 | 428 |
| 249 | Elderly | 5 | 264 | 884 | 319 |
| 250 | Child | 12 | 263 | 1,054 | 1,148 |
| 250 | Communication | 7 | 263 | 1,336 | 1,097 |
| 252 | Food Microbiology | 6 | 262 | 813 | 876 |
| 252 | administrative agencies | 41 | 262 | 16 | 123 |
| 254 | Mental Disorders | 13 | 257 | 1,220 | 1,534 |
| 254 | mass transfer | 10 | 257 | 978 | 1,052 |
| 256 | Quality Control | 9 | 254 | 869 | 922 |
| 257 | behavioral medicine | 13 | 252 | 512 | 889 |
| 257 | Jurisprudence | 10 | 252 | 474 | 396 |
| 259 | community development | 25 | 249 | 72 | 245 |
| 260 | Organizational Sociology | 3 | 247 | 361 | 172 |
| 261 | Econometrics | 6 | 246 | 994 | 646 |
| 261 | Quality of life | 9 | 246 | 746 | 868 |
| 263 | Learning disabilities | 17 | 245 | 288 | 427 |
| 264 | health behavior | 8 | 244 | 492 | 495 |
| 265 | Medical genetics | 11 | 243 | 1,077 | 1,442 |
| 265 | Hormones | 1 | 243 | 1,562 | 751 |
| 265 | Steroids | 1 | 243 | 1,293 | 495 |
| 268 | Eating Disorders | 3 | 237 | 787 | 463 |
| 268 | Brain | 7 | 237 | 1,520 | 1,496 |
| 268 | Africa | 5 | 237 | 1,170 | 508 |
| 271 | Cybernetics | 4 | 236 | 1,347 | 981 |
| 272 | Cancer | 4 | 232 | 2,070 | 1,766 |
| 273 | Law | 10 | 229 | 678 | 360 |
| 274 | Adolescent | 11 | 228 | 960 | 1,104 |
| 275 | Medical Ethics | 10 | 226 | 568 | 443 |
| 275 | Enteral nutrition | 1 | 226 | 1,117 | 546 |
| 275 | Parenteral nutrition | 1 | 226 | 1,255 | 627 |
| 278 | Composite Materials | 6 | 224 | 1,868 | 1,850 |
| 279 | Mental illness | 13 | 220 | 793 | 1,217 |
| 280 | Bioremediation | 3 | 217 | 876 | 499 |
| 280 | Chemical industry | 3 | 217 | 1,279 | 577 |
| 282 | System analysis | 3 | 216 | 2,292 | 1,376 |
| 283 | commerce | 8 | 215 | 928 | 908 |
| 284 | violence | 6 | 212 | 653 | 615 |
| 285 | Environmental Management | 9 | 211 | 1,726 | 2,323 |
| 285 | health planning | 11 | 211 | 1,115 | 1,142 |
| 287 | Measurement | 9 | 210 | 733 | 730 |
| 288 | Ergonomics | 2 | 205 | 1,074 | 494 |
| 288 | drug abuse | 9 | 205 | 293 | 323 |
| 290 | Heat Exchangers | 5 | 204 | 987 | 969 |
| 290 | Detectors | 6 | 204 | 1,080 | 885 |
| 292 | Criminology | 12 | 203 | 473 | 491 |
| 293 | Mechanical Engineering | 9 | 200 | 1,480 | 1,179 |
| 294 | environmental exposure | 8 | 198 | 1,140 | 1,369 |
| 295 | Urology | 4 | 194 | 1,038 | 839 |
| 295 | Nervous system | 4 | 194 | 1,793 | 1,522 |
| 297 | Bioethics | 18 | 193 | 292 | 411 |
| 297 | Ultrasound | 6 | 193 | 470 | 435 |
| 297 | Bones | 2 | 193 | 758 | 590 |
| 300 | Palliative Care | 9 | 189 | 388 | 377 |
| 301 | Climatology | 5 | 187 | 1,344 | 1,235 |
| 301 | Risk Management | 18 | 187 | 149 | 393 |
| 303 | risk factors | 5 | 186 | 472 | 427 |
| 304 | Behavioral research | 1 | 185 | 1,189 | 180 |
| 304 | Synaptic Transmission | 2 | 185 | 524 | 321 |
| 306 | Infections | 4 | 184 | 843 | 848 |
| 306 | infection | 4 | 184 | 1,191 | 1,053 |
| 306 | Ultrasonic Imaging | 5 | 184 | 366 | 286 |
| 309 | Instructional systems | 5 | 182 | 94 | 61 |
| 310 | adolescence | 5 | 181 | 684 | 614 |
| 311 | bioclimatology | 4 | 180 | 833 | 576 |
| 311 | Emotions | 4 | 180 | 520 | 521 |
| 313 | Chronic diseases | 4 | 179 | 503 | 505 |
| 314 | Adolescent Psychology | 4 | 178 | 666 | 552 |
| 314 | Mycology | 4 | 178 | 1,262 | 1,082 |
| 316 | organization | 2 | 177 | 979 | 680 |
| 317 | children | 5 | 175 | 336 | 337 |
| 318 | particles | 12 | 173 | 357 | 590 |
| 319 | Rheumatology | 12 | 172 | 495 | 747 |
| 320 | Power Electronics | 10 | 170 | 591 | 831 |
| 320 | Cytogenetics | 3 | 170 | 1,140 | 1,018 |
| 322 | Dietetics | 8 | 168 | 326 | 359 |
| 322 | Aggression | 3 | 168 | 487 | 397 |
| 324 | Environmentalism | 1 | 167 | 297 | 124 |
| 325 | Medical Oncology | 1 | 166 | 1,859 | 1,075 |
| 326 | Criminal behavior | 6 | 162 | 85 | 88 |
| 327 | Pathology | 9 | 161 | 1,017 | 1,316 |
| 327 | Child welfare | 7 | 161 | 661 | 641 |
| 327 | Memory | 4 | 161 | 1,234 | 1,130 |
| 330 | Biocompatible Materials | 3 | 158 | 2,973 | 2,763 |
| 330 | free radicals | 2 | 158 | 1,366 | 1,190 |
| 332 | Celestial Mechanics | 4 | 157 | 163 | 103 |
| 333 | Parasitic Diseases | 4 | 156 | 1,557 | 1,324 |
| 334 | Personality Assessment | 6 | 155 | 371 | 487 |
| 335 | Antibacterial agents | 2 | 154 | 732 | 505 |
| 335 | Socialization | 2 | 154 | 681 | 490 |
| 335 | Entropy | 5 | 154 | 928 | 596 |
| 338 | vibration | 3 | 153 | 1,154 | 831 |
| 338 | Exercise | 4 | 153 | 1,271 | 934 |
| 340 | Global Health | 7 | 152 | 596 | 578 |
| 340 | Feminism | 4 | 152 | 497 | 292 |
| 340 | Nitric oxide | 2 | 152 | 345 | 190 |
| 343 | Materials | 10 | 151 | 3,145 | 3,492 |
| 344 | Ocean Engineering | 5 | 150 | 1,266 | 1,243 |
| 344 | Ethology | 3 | 150 | 1,317 | 1,271 |
| 344 | radioactive waste | 2 | 150 | 1,012 | 983 |
| 344 | industrial waste | 2 | 150 | 1,059 | 983 |
| 344 | Hazardous waste | 2 | 150 | 1,184 | 1,041 |
| 349 | Mobile Computing | 9 | 149 | 586 | 750 |
| 349 | United Kingdom | 16 | 149 | 549 | 1,054 |
| 351 | Business Ethics | 5 | 147 | 765 | 1,105 |
| 351 | Microscopy | 4 | 147 | 1,218 | 780 |
| 351 | Fisheries | 2 | 147 | 1,748 | 1,074 |
| 354 | Pharmaceutical Chemistry | 5 | 145 | 2,516 | 2,444 |
| 355 | Engineering Mathematics | 7 | 144 | 1,248 | 1,079 |
| 355 | Hallucinogens | 4 | 144 | 125 | 114 |
| 357 | Soil Science | 3 | 143 | 1,788 | 1,475 |
| 357 | Production Management | 4 | 143 | 1,002 | 1,180 |
| 359 | Health insurance | 1 | 142 | 724 | 302 |
| 360 | Computer Engineering | 2 | 141 | 1,257 | 552 |
| 361 | Patient education | 4 | 140 | 451 | 475 |
| 361 | Imagination | 4 | 140 | 45 | 23 |
| 363 | Computer Science | 12 | 139 | 940 | 1,214 |
| 363 | Obstetrics | 5 | 139 | 1,478 | 1,408 |
| 363 | Internet of Things | 4 | 139 | 949 | 960 |
| 363 | Lightweight concrete | 3 | 139 | 411 | 571 |
| 363 | school-to-work transition | 8 | 139 | 17 | 40 |
| 363 | Vocational guidance | 8 | 139 | 513 | 762 |
| 363 | concrete | 3 | 139 | 926 | 942 |
| 363 | child behavior | 2 | 139 | 468 | 348 |
| 371 | Community Psychiatry | 4 | 138 | 749 | 751 |
| 372 | Library Science | 7 | 136 | 539 | 335 |
| 372 | Vaccines | 6 | 136 | 1,053 | 1,174 |
| 374 | Medical Physics | 1 | 135 | 1,905 | 1,166 |
| 374 | Cardiovascular diseases | 3 | 135 | 1,311 | 1,007 |
| 376 | Diagnostic Imaging | 4 | 133 | 1,447 | 1,198 |
| 377 | Sustainable Development | 2 | 132 | 2,480 | 1,782 |
| 377 | Sports Psychology | 4 | 132 | 88 | 122 |
| 377 | Electrochemistry | 7 | 132 | 2,508 | 2,487 |
| 380 | Cognitive Psychology | 3 | 130 | 451 | 255 |
| 380 | Socialism | 9 | 130 | 80 | 96 |
| 380 | Women's health | 7 | 130 | 705 | 835 |
| 383 | sexual behavior | 2 | 129 | 826 | 536 |
| 384 | Happiness | 5 | 128 | 276 | 397 |
| 385 | Health Services Administration | 6 | 126 | 637 | 722 |
| 385 | Industrial Safety | 7 | 126 | 706 | 879 |
| 385 | Welfare Economics | 8 | 126 | 242 | 337 |
| 388 | Nanotechnology | 5 | 125 | 3,304 | 3,474 |
| 388 | Herbal medicine | 1 | 125 | 1,254 | 742 |
| 388 | Communism | 3 | 125 | 129 | 44 |
| 391 | Systems Engineering | 9 | 124 | 1,283 | 1,626 |
| 391 | Oncogenes | 3 | 124 | 869 | 1,037 |
| 391 | mycoses | 2 | 124 | 870 | 799 |
| 391 | Capital market | 2 | 124 | 580 | 372 |
| 395 | Mathematics | 14 | 123 | 3,206 | 3,319 |
| 395 | Evidence-Based Medicine | 5 | 123 | 466 | 544 |
| 397 | Financial management | 3 | 122 | 480 | 495 |
| 398 | Psychosomatic Medicine | 2 | 121 | 831 | 669 |
| 399 | Learning | 2 | 120 | 1,362 | 1,012 |
| 399 | econometric models | 2 | 120 | 833 | 524 |
| 399 | Leisure | 7 | 120 | 175 | 286 |
| 402 | Gender Studies | 4 | 119 | 441 | 391 |
| 402 | correctional psychology | 4 | 119 | 194 | 231 |
| 402 | Visual Perception | 4 | 119 | 1,128 | 1,079 |
| 405 | sex crimes | 7 | 118 | 379 | 513 |
| 406 | Psycholinguistics | 4 | 117 | 799 | 818 |
| 407 | Transportation | 2 | 116 | 1,818 | 1,300 |
| 408 | Bioengineering | 7 | 115 | 2,636 | 3,364 |
| 408 | child abuse | 6 | 115 | 543 | 764 |
| 410 | Metallurgy | 5 | 114 | 1,718 | 1,540 |
| 411 | Biomass Energy | 3 | 113 | 2,290 | 2,351 |
| 411 | gene therapy | 2 | 113 | 979 | 856 |
| 411 | Statistical physics | 3 | 113 | 2,832 | 2,376 |
| 411 | Genetic therapy | 2 | 113 | 1,004 | 873 |
| 411 | cell physiology | 5 | 113 | 1,007 | 1,352 |
| 416 | Product Design | 7 | 112 | 314 | 312 |
| 416 | Public Choice | 1 | 112 | 615 | 295 |
| 416 | Group decision making | 1 | 112 | 824 | 394 |
| 416 | Family Therapy | 5 | 112 | 543 | 519 |
| 416 | medical education | 12 | 112 | 789 | 1,222 |
| 421 | Feeding and Eating Disorders | 1 | 111 | 1,159 | 664 |
| 422 | Flow cytometry | 3 | 108 | 335 | 308 |
| 423 | Meteorology | 1 | 107 | 2,726 | 1,891 |
| 423 | Radiation | 1 | 107 | 2,901 | 1,519 |
| 423 | Travel | 7 | 107 | 407 | 554 |
| 423 | recreation | 6 | 107 | 467 | 456 |
| 427 | Leadership | 2 | 106 | 694 | 631 |
| 427 | construction | 6 | 106 | 105 | 194 |
| 427 | Cerebral cortex | 2 | 106 | 957 | 864 |
| 430 | Human genetics | 8 | 105 | 992 | 1,959 |
| 430 | Psychopharmacology | 5 | 105 | 998 | 1,256 |
| 430 | race relations | 4 | 105 | 516 | 443 |
| 433 | auditory perception | 2 | 104 | 517 | 419 |
| 433 | Intelligent Control Systems | 3 | 104 | 1,281 | 580 |
| 435 | Sonochemistry | 3 | 102 | 666 | 896 |
| 436 | Neural circuitry | 2 | 101 | 2,315 | 1,980 |
| 437 | Forecasting | 7 | 100 | 286 | 459 |
| 438 | Medical Technology | 6 | 99 | 1,013 | 1,346 |
| 438 | Linguistics | 4 | 99 | 1,141 | 905 |
| 438 | Land use | 4 | 99 | 966 | 1,173 |
| 441 | Urban Economics | 2 | 98 | 447 | 388 |
| 442 | Memory disorders | 2 | 96 | 355 | 275 |
| 442 | Diplomatic relations | 7 | 96 | 378 | 283 |
| 444 | Discourse Analysis | 1 | 94 | 697 | 340 |
| 444 | child mental health | 4 | 94 | 393 | 399 |
| 444 | energy development | 2 | 94 | 1,113 | 938 |
| 447 | Image Processing | 5 | 93 | 1,692 | 1,895 |
| 447 | Mental Health Services | 6 | 93 | 768 | 994 |
| 449 | Photonics | 5 | 92 | 1,398 | 1,646 |
| 449 | actuators | 3 | 92 | 2,056 | 2,124 |
| 449 | Medical innovations | 1 | 92 | 1,283 | 1,188 |
| 449 | biomimicry | 1 | 92 | 333 | 181 |
| 449 | transducers | 3 | 92 | 2,056 | 2,124 |
| 454 | Petroleum Engineering | 3 | 91 | 677 | 611 |
| 455 | Adult Education | 6 | 90 | 376 | 380 |
| 455 | viruses | 3 | 90 | 1,141 | 1,339 |
| 455 | Culture | 10 | 90 | 550 | 712 |
| 455 | women | 4 | 90 | 743 | 506 |
| 459 | Regional Economics | 3 | 89 | 471 | 420 |
| 460 | Feminist Economics | 2 | 88 | 95 | 97 |
| 460 | food technology | 4 | 88 | 2,190 | 2,478 |
| 460 | Europa | 4 | 88 | 432 | 505 |
| 463 | Gender identity | 3 | 87 | 302 | 184 |
| 463 | Reproduction | 15 | 87 | 939 | 1,709 |
| 463 | cosmetics | 1 | 87 | 345 | 140 |
| 466 | Evolutionary Computation | 1 | 85 | 833 | 659 |
| 466 | Swarm Intelligence | 1 | 85 | 582 | 371 |
| 468 | Diagnostic microbiology | 1 | 84 | 1,333 | 1,290 |
| 468 | Fashion | 4 | 84 | 121 | 106 |
| 470 | international cooperation | 2 | 83 | 745 | 603 |
| 471 | Mathematical Physics | 2 | 82 | 3,028 | 2,046 |
| 471 | Transnational corporations | 5 | 82 | 223 | 425 |
| 471 | psychopathology | 3 | 82 | 305 | 347 |
| 474 | Globalization | 2 | 80 | 738 | 522 |
| 475 | Active Learning | 1 | 79 | 173 | 99 |
| 475 | Eurasia | 5 | 79 | 114 | 171 |
| 475 | lasers | 5 | 79 | 1,699 | 1,749 |
| 478 | economic forecasting | 6 | 78 | 168 | 374 |
| 478 | Hospitality industry | 8 | 78 | 148 | 440 |
| 480 | drug therapy | 2 | 77 | 1,771 | 1,589 |
| 481 | Neurosurgery | 1 | 76 | 1,174 | 888 |
| 481 | Economic Development | 6 | 76 | 1,063 | 1,608 |
| 481 | Waste management | 4 | 76 | 1,229 | 1,301 |
| 481 | Exercise therapy | 4 | 76 | 359 | 363 |
| 481 | Eastern Europe | 7 | 76 | 460 | 512 |
| 486 | Structural dynamics | 1 | 75 | 1,358 | 1,163 |
| 486 | Land Use Planning | 6 | 75 | 223 | 470 |
| 486 | Family | 6 | 75 | 660 | 885 |
| 486 | animal diseases | 2 | 75 | 614 | 492 |
| 486 | health services | 1 | 75 | 1,631 | 977 |
| 491 | Genetics | 9 | 74 | 1,812 | 3,118 |
| 492 | Astronomy | 7 | 73 | 1,737 | 2,289 |
| 492 | Quantum electronics | 3 | 73 | 1,564 | 1,348 |
| 492 | Solitons | 4 | 73 | 1,073 | 1,210 |
| 492 | Fractals | 4 | 73 | 1,080 | 1,212 |
| 492 | Chaos | 4 | 73 | 1,073 | 1,210 |
| 492 | Transport | 1 | 73 | 949 | 693 |
| 492 | Sea | 1 | 73 | 847 | 558 |
| 492 | Fishery resources | 1 | 73 | 935 | 614 |
| 492 | Climate | 3 | 73 | 570 | 698 |
| 492 | weather | 3 | 73 | 559 | 664 |
| 502 | Drug design | 3 | 72 | 1,466 | 1,559 |
| 502 | Host-parasite interactions | 1 | 72 | 1,588 | 1,418 |
| 502 | Virulence | 1 | 72 | 1,351 | 1,338 |
| 502 | Immunity | 1 | 72 | 1,977 | 1,810 |
| 506 | Psychiatric Nursing | 8 | 71 | 365 | 634 |
| 506 | Municipal Engineering | 3 | 71 | 342 | 414 |
| 506 | Analytical Biochemistry | 1 | 71 | 2,345 | 1,624 |
| 509 | European integration | 3 | 70 | 209 | 236 |
| 509 | European Economic Community | 3 | 70 | 209 | 236 |
| 511 | Agricultural Education | 2 | 69 | 101 | 57 |
| 511 | Systems Biology | 1 | 69 | 2,045 | 1,525 |
| 511 | social justice | 2 | 69 | 532 | 251 |
| 514 | Muscles | 2 | 68 | 852 | 909 |
| 515 | Occupational Therapy | 7 | 67 | 602 | 665 |
| 515 | Emergency Medical Services | 4 | 67 | 527 | 616 |
| 515 | Geriatric Psychiatry | 4 | 67 | 744 | 987 |
| 515 | Protozoa | 1 | 67 | 708 | 492 |
| 515 | Therapeutics | 3 | 67 | 1,363 | 1,577 |
| 520 | Granular materials | 4 | 66 | 493 | 764 |
| 520 | Development | 4 | 66 | 664 | 1,000 |
| 522 | Occupational Health | 9 | 65 | 502 | 927 |
| 522 | Earthquake Engineering | 3 | 65 | 1,257 | 1,408 |
| 522 | industrial hygiene | 8 | 65 | 517 | 749 |
| 525 | Continuing Education | 4 | 64 | 400 | 320 |
| 525 | sexual orientation | 2 | 64 | 168 | 135 |
| 525 | Landslides | 1 | 64 | 471 | 432 |
| 528 | sanitation | 2 | 63 | 1,598 | 2,002 |
| 528 | food contamination | 2 | 63 | 1,302 | 1,055 |
| 528 | Foodborne diseases | 1 | 63 | 478 | 306 |
| 528 | Lipids | 5 | 63 | 936 | 1,450 |
| 528 | computer networks | 4 | 63 | 2,079 | 2,329 |
| 533 | men | 1 | 62 | 599 | 329 |
| 533 | International Business | 1 | 62 | 406 | 162 |
| 533 | Asia | 5 | 62 | 2,235 | 2,422 |
| 533 | Dementia | 6 | 62 | 885 | 941 |
| 533 | masculinity | 1 | 62 | 209 | 141 |
| 538 | Histology | 4 | 61 | 1,443 | 1,839 |
| 538 | Geriatric Nursing | 5 | 61 | 374 | 438 |
| 538 | Telecommunication Systems | 9 | 61 | 931 | 1,503 |
| 538 | harm reduction | 5 | 61 | 115 | 221 |
| 542 | Probability | 2 | 60 | 709 | 649 |
| 542 | Depression | 1 | 60 | 584 | 593 |
| 542 | Biodegradation | 3 | 60 | 757 | 1,067 |
| 542 | Anxiety Disorders | 1 | 60 | 764 | 759 |
| 542 | Anxiety | 1 | 60 | 767 | 753 |
| 542 | Risk | 2 | 60 | 643 | 678 |
| 542 | Wales | 3 | 60 | 91 | 48 |
| 542 | Social problems | 3 | 60 | 618 | 751 |
| 542 | ecotourism | 3 | 60 | 251 | 383 |
| 551 | Transportation Engineering | 1 | 59 | 529 | 427 |
| 551 | Genomics | 1 | 59 | 3,519 | 2,872 |
| 551 | Multicultural Education | 2 | 59 | 524 | 379 |
| 551 | Strategic planning | 4 | 59 | 671 | 917 |
| 551 | Budget | 3 | 59 | 160 | 132 |
| 551 | Islam | 1 | 59 | 860 | 333 |
| 557 | Zoology | 5 | 58 | 1,970 | 2,163 |
| 557 | Rock Mechanics | 2 | 58 | 990 | 991 |
| 557 | Solid State Physics | 12 | 58 | 2,097 | 3,061 |
| 557 | Engineering Geology | 2 | 58 | 1,547 | 1,524 |
| 557 | ethnicity | 2 | 58 | 869 | 590 |
| 557 | Quantum Communication | 1 | 58 | 327 | 273 |
| 557 | Biofilms | 1 | 58 | 347 | 332 |
| 557 | innovation | 1 | 58 | 1,026 | 933 |
| 557 | research and development | 1 | 58 | 603 | 496 |
| 566 | Geometry | 7 | 57 | 802 | 820 |
| 566 | Carcinogenesis | 2 | 57 | 991 | 1,115 |
| 566 | Technology | 8 | 57 | 2,261 | 3,398 |
| 566 | India | 4 | 57 | 1,269 | 983 |
| 570 | Collective behavior | 3 | 56 | 61 | 114 |
| 570 | family violence | 3 | 56 | 423 | 590 |
| 570 | Attention | 3 | 56 | 1,314 | 1,498 |
| 573 | Anatomy | 4 | 55 | 1,566 | 1,813 |
| 573 | Surface Chemistry | 3 | 55 | 3,157 | 3,468 |
| 573 | Political Geography | 2 | 55 | 372 | 370 |
| 573 | Developmental Biology | 4 | 55 | 1,485 | 2,080 |
| 573 | medical errors | 1 | 55 | 114 | 67 |
| 573 | big data | 1 | 55 | 1,237 | 764 |
| 573 | safety | 1 | 55 | 147 | 88 |
| 580 | Mental Health | 7 | 54 | 966 | 1,621 |
| 580 | Energy Consumption | 2 | 54 | 489 | 612 |
| 582 | Crime prevention | 5 | 53 | 176 | 243 |
| 582 | Organizational change | 5 | 53 | 539 | 872 |
| 584 | Distance Education | 2 | 52 | 470 | 512 |
| 584 | Control Theory | 4 | 52 | 1,544 | 1,673 |
| 584 | elder abuse | 2 | 52 | 376 | 440 |
| 584 | nursing ethics | 4 | 52 | 179 | 386 |
| 584 | Post-traumatic stress disorder | 2 | 52 | 882 | 954 |
| 589 | Risk assessment | 2 | 51 | 825 | 727 |
| 589 | Health risk communication | 2 | 51 | 104 | 111 |
| 589 | Health Risk Assessment | 2 | 51 | 607 | 568 |
| 592 | Computer Graphics | 2 | 50 | 1,903 | 1,765 |
| 592 | Human Rights | 2 | 50 | 722 | 562 |
| 592 | civil rights | 2 | 50 | 508 | 390 |
| 592 | Quality Assurance | 6 | 50 | 165 | 382 |
| 596 | Pediatric Rheumatology | 2 | 49 | 298 | 249 |
| 596 | Leukemia | 1 | 49 | 973 | 909 |
| 598 | Counseling Psychology | 2 | 48 | 309 | 368 |
| 598 | Ethnology | 2 | 48 | 1,749 | 1,344 |
| 598 | Cell metabolism | 2 | 48 | 754 | 1,060 |
| 601 | Neuropsychiatry | 2 | 47 | 884 | 956 |
| 601 | Social Movements | 2 | 47 | 195 | 152 |
| 601 | Clinical Pharmacology | 1 | 47 | 1,637 | 1,379 |
| 601 | emergency management | 4 | 47 | 579 | 954 |
| 601 | Auditing | 3 | 47 | 389 | 552 |
| 606 | Information Systems | 2 | 46 | 1,688 | 1,743 |
| 606 | Numerical Analysis | 3 | 46 | 2,355 | 2,221 |
| 606 | Orthopedic Surgery | 1 | 46 | 1,046 | 819 |
| 606 | health and race | 1 | 46 | 366 | 285 |
| 606 | ethnic groups | 1 | 46 | 595 | 454 |
| 606 | Economic Assistance | 3 | 46 | 686 | 1,069 |
| 612 | Nuclear Physics | 10 | 45 | 2,410 | 3,302 |
| 612 | Process Control | 1 | 45 | 1,480 | 1,521 |
| 612 | Alternative Medicine | 4 | 45 | 1,269 | 1,995 |
| 612 | complementary therapies | 4 | 45 | 1,436 | 2,108 |
| 612 | Technological Innovations | 1 | 45 | 1,783 | 1,443 |
| 612 | anesthesia | 1 | 45 | 806 | 445 |
| 612 | Pregnancy | 2 | 45 | 972 | 1,031 |
| 619 | Special Education | 3 | 44 | 798 | 821 |
| 619 | Neurolinguistics | 2 | 44 | 540 | 637 |
| 619 | Ecophysiology | 3 | 44 | 212 | 360 |
| 619 | nucleic acids | 2 | 44 | 1,566 | 1,796 |
| 623 | Developmental Disabilities | 4 | 43 | 800 | 1,314 |
| 624 | Intelligent Transportation Systems | 1 | 42 | 1,636 | 1,519 |
| 624 | Ethics | 2 | 42 | 1,125 | 1,029 |
| 624 | Healing | 2 | 42 | 161 | 154 |
| 627 | Queer Studies | 1 | 41 | 563 | 476 |
| 627 | homosexuality | 2 | 41 | 527 | 575 |
| 627 | Central Asia | 3 | 41 | 141 | 254 |
| 627 | Soviet Union | 4 | 41 | 559 | 524 |
| 631 | Nutrition physiology | 4 | 40 | 605 | 1,073 |
| 631 | Social Security | 9 | 40 | 12 | 52 |
| 631 | Job satisfaction | 1 | 40 | 227 | 300 |
| 631 | Political Participation | 2 | 40 | 430 | 443 |
| 631 | hazard mitigation | 2 | 40 | 1,221 | 1,445 |
| 631 | Work | 1 | 40 | 613 | 461 |
| 631 | job stress | 1 | 40 | 227 | 300 |
| 638 | Pharmacognosy | 2 | 39 | 2,078 | 2,469 |
| 638 | International Relations | 7 | 39 | 665 | 945 |
| 638 | Medicinal plants | 2 | 39 | 1,614 | 2,035 |
| 638 | Political Parties | 2 | 39 | 245 | 310 |
| 638 | Body Image | 1 | 39 | 378 | 455 |
| 638 | Criminal investigation | 3 | 39 | 184 | 243 |
| 644 | Polymers | 3 | 38 | 3,596 | 3,906 |
| 644 | Marine Pollution | 3 | 38 | 1,195 | 1,807 |
| 644 | Spectroscopy | 3 | 38 | 173 | 77 |
| 644 | Nonlinear systems | 2 | 38 | 767 | 779 |
| 644 | Recycling | 1 | 38 | 1,046 | 1,334 |
| 649 | Materials Science | 4 | 37 | 3,319 | 3,981 |
| 649 | Vocational Education | 2 | 37 | 638 | 674 |
| 649 | Luminescence | 3 | 37 | 1,426 | 1,632 |
| 649 | Youth | 4 | 37 | 561 | 982 |
| 649 | Brain damage | 1 | 37 | 647 | 594 |
| 654 | Nonverbal Communication | 1 | 36 | 374 | 418 |
| 654 | Computer-Aided Design | 1 | 36 | 1,840 | 1,559 |
| 654 | Lipid metabolism | 4 | 36 | 314 | 734 |
| 654 | Wireless Communication | 6 | 36 | 254 | 554 |
| 654 | Body language | 1 | 36 | 245 | 306 |
| 654 | Sarcopenia | 1 | 36 | 649 | 726 |
| 654 | refugees | 2 | 36 | 282 | 331 |
| 654 | Lipid | 4 | 36 | 313 | 734 |
| 662 | mutation | 1 | 35 | 839 | 899 |
| 662 | Nonlinear Dynamics | 4 | 35 | 1,606 | 2,086 |
| 662 | Chromosomes | 1 | 35 | 1,249 | 1,256 |
| 665 | Applied Linguistics | 2 | 34 | 765 | 733 |
| 665 | Social Ethics | 1 | 34 | 380 | 201 |
| 665 | Applied Ethics | 1 | 34 | 297 | 169 |
| 665 | software | 1 | 34 | 1,590 | 1,597 |
| 665 | tests | 2 | 34 | 249 | 386 |
| 670 | Statistics | 2 | 33 | 2,654 | 2,332 |
| 670 | Robotics | 3 | 33 | 1,642 | 2,010 |
| 670 | Critical Care | 2 | 33 | 1,269 | 1,622 |
| 670 | Citizenship | 1 | 33 | 309 | 253 |
| 670 | Capitalism | 2 | 33 | 236 | 274 |
| 670 | color | 3 | 33 | 235 | 355 |
| 670 | disease outbreaks | 1 | 33 | 764 | 796 |
| 670 | Epidemics | 1 | 33 | 723 | 782 |
| 670 | crime | 4 | 33 | 594 | 782 |
| 679 | Fluid Mechanics | 2 | 32 | 1,700 | 1,756 |
| 679 | Totalitarianism | 1 | 32 | 40 | 18 |
| 679 | Fascism | 1 | 32 | 41 | 18 |
| 679 | motivation | 1 | 32 | 665 | 622 |
| 679 | Neuromuscular diseases | 1 | 32 | 809 | 788 |
| 679 | Emotion | 1 | 32 | 414 | 459 |
| 679 | Respiration | 2 | 32 | 1,439 | 1,772 |
| 686 | Electronic Packaging | 1 | 31 | 372 | 321 |
| 686 | Parallel Processing | 1 | 31 | 700 | 744 |
| 686 | Ubiquitous computing | 2 | 31 | 402 | 307 |
| 686 | Biometrics | 1 | 31 | 1,403 | 1,177 |
| 690 | Intercultural Communication | 1 | 30 | 836 | 719 |
| 690 | Chemotherapy | 1 | 30 | 1,438 | 1,402 |
| 690 | Water | 2 | 30 | 2,583 | 3,251 |
| 690 | Cross-Cultural Studies | 1 | 30 | 1,279 | 1,122 |
| 690 | Social Change | 2 | 30 | 1,290 | 1,902 |
| 690 | polymerization | 2 | 30 | 3,502 | 3,630 |
| 696 | Feminist criminology | 2 | 29 | 60 | 136 |
| 696 | Food service management | 6 | 29 | 236 | 987 |
| 696 | soil conservation | 1 | 29 | 1,342 | 1,373 |
| 696 | international trade | 3 | 29 | 763 | 1,032 |
| 696 | foreign exchange | 1 | 29 | 600 | 636 |
| 696 | food handling | 1 | 29 | 1,522 | 1,706 |
| 696 | East Asia | 2 | 29 | 830 | 829 |
| 696 | land degradation | 1 | 29 | 924 | 997 |
| 696 | movement | 3 | 29 | 338 | 660 |
| 696 | Southeast Asia | 2 | 29 | 497 | 470 |
| 696 | Alzheimer's disease | 3 | 29 | 1,201 | 1,272 |
| 696 | Cell death | 1 | 29 | 1,343 | 1,572 |
| 696 | degradation | 1 | 29 | 924 | 997 |
| 709 | Popular culture | 3 | 28 | 571 | 487 |
| 709 | footwear | 2 | 28 | 70 | 54 |
| 711 | Speech-Language Pathology | 1 | 27 | 533 | 475 |
| 711 | Emergency Medicine | 2 | 27 | 1,321 | 1,432 |
| 711 | Cognitive Therapy | 2 | 27 | 738 | 931 |
| 711 | police | 4 | 27 | 329 | 487 |
| 715 | Analytical Chemistry | 3 | 26 | 3,516 | 4,380 |
| 715 | Environmental Geology | 2 | 26 | 1,911 | 2,322 |
| 715 | Developmental Psychology | 2 | 26 | 1,181 | 1,453 |
| 715 | Financial Engineering | 2 | 26 | 198 | 440 |
| 715 | Simulation Methods | 3 | 26 | 1,037 | 1,556 |
| 715 | Sensor Networks | 1 | 26 | 541 | 396 |
| 715 | Imaging systems | 1 | 26 | 1,422 | 1,014 |
| 722 | Anthropology | 1 | 25 | 2,190 | 1,771 |
| 722 | community organization | 1 | 25 | 145 | 133 |
| 722 | European Union | 1 | 25 | 306 | 280 |
| 722 | Money | 1 | 25 | 667 | 756 |
| 726 | Oncology | 2 | 24 | 2,017 | 2,835 |
| 726 | Experimental Psychology | 1 | 24 | 901 | 851 |
| 726 | Democracy | 2 | 24 | 397 | 390 |
| 726 | Democratization | 2 | 24 | 177 | 299 |
| 726 | Human Capital | 2 | 24 | 335 | 551 |
| 726 | Smoking | 2 | 24 | 828 | 1,193 |
| 726 | psychophysics | 2 | 24 | 447 | 521 |
| 726 | design | 4 | 24 | 236 | 399 |
| 726 | biological monitoring | 1 | 24 | 896 | 1,043 |
| 726 | Creativity | 4 | 24 | 218 | 730 |
| 726 | liver | 1 | 24 | 488 | 513 |
| 737 | Retina | 1 | 23 | 281 | 455 |
| 737 | Computational Linguistics | 1 | 23 | 1,078 | 768 |
| 737 | Immunopathology | 2 | 23 | 1,098 | 1,514 |
| 737 | Feminist theory | 1 | 23 | 398 | 313 |
| 737 | Housing | 2 | 23 | 622 | 933 |
| 737 | Chemical analysis | 2 | 23 | 1,319 | 1,762 |
| 737 | eye | 1 | 23 | 343 | 505 |
| 737 | sports administration | 3 | 23 | 312 | 604 |
| 737 | Recombinant DNA | 2 | 23 | 1,611 | 2,065 |
| 737 | data protection | 1 | 23 | 1,108 | 947 |
| 747 | Geriatric Medicine | 1 | 22 | 324 | 372 |
| 747 | Nuclear Chemistry | 5 | 22 | 843 | 1,335 |
| 747 | Radiochemistry | 5 | 22 | 759 | 1,226 |
| 747 | Multiphase Flow | 1 | 22 | 633 | 721 |
| 747 | indoor air pollution | 3 | 22 | 367 | 795 |
| 747 | Ventilation | 4 | 22 | 408 | 931 |
| 747 | Borderlands | 1 | 22 | 151 | 123 |
| 747 | Sick building syndrome | 3 | 22 | 367 | 795 |
| 747 | Autism | 2 | 22 | 755 | 1,170 |
| 756 | Clinical Trials | 3 | 21 | 424 | 734 |
| 756 | Histochemistry | 2 | 21 | 1,145 | 1,444 |
| 756 | Cell adhesion | 1 | 21 | 313 | 406 |
| 756 | Financial Institutions | 1 | 21 | 742 | 735 |
| 756 | cell interaction | 1 | 21 | 1,388 | 1,602 |
| 756 | Suicide | 2 | 21 | 650 | 977 |
| 762 | Industrial Engineering | 3 | 20 | 1,745 | 2,604 |
| 762 | Political Psychology | 1 | 20 | 574 | 691 |
| 762 | Contraception | 1 | 20 | 904 | 1,033 |
| 762 | Reproductive health | 1 | 20 | 1,221 | 1,326 |
| 762 | Crisis Intervention | 1 | 20 | 298 | 358 |
| 762 | Mass Media | 2 | 20 | 1,027 | 918 |
| 762 | Environmental risk assessment | 2 | 20 | 534 | 798 |
| 762 | environmental control | 2 | 20 | 243 | 482 |
| 762 | Play | 5 | 20 | 8 | 62 |
| 762 | Prisons | 3 | 20 | 323 | 490 |
| 762 | Growth | 2 | 20 | 1,107 | 1,634 |
| 762 | Primates | 1 | 20 | 1,030 | 1,065 |
| 762 | Birth control | 1 | 20 | 779 | 927 |
| 775 | Civil Engineering | 3 | 19 | 1,498 | 1,832 |
| 775 | Astrophysics | 3 | 19 | 2,668 | 3,283 |
| 775 | Fishery management | 1 | 19 | 1,284 | 1,313 |
| 775 | Total Quality Management | 1 | 19 | 1,109 | 1,220 |
| 775 | Anti-inflammatory agents | 1 | 19 | 522 | 622 |
| 775 | Critical Pedagogy | 1 | 19 | 182 | 159 |
| 775 | Inflammation | 1 | 19 | 1,499 | 1,826 |
| 775 | curriculum | 1 | 19 | 155 | 156 |
| 775 | curriculum planning | 1 | 19 | 311 | 305 |
| 775 | Adult learning | 1 | 19 | 90 | 109 |
| 775 | non-formal education | 1 | 19 | 91 | 109 |
| 775 | Methodology | 1 | 19 | 1,002 | 903 |
| 775 | Industry | 2 | 19 | 255 | 744 |
| 775 | Methods | 1 | 19 | 239 | 203 |
| 775 | Aquaculture | 1 | 19 | 1,961 | 2,027 |
| 790 | Geomorphology | 1 | 18 | 1,867 | 2,181 |
| 790 | Hydrology | 1 | 18 | 3,186 | 3,215 |
| 790 | Computer Vision | 1 | 18 | 1,679 | 1,783 |
| 790 | Sociolinguistics | 2 | 18 | 571 | 730 |
| 790 | Language Policy | 2 | 18 | 139 | 300 |
| 790 | Socioeconomic Factors | 1 | 18 | 1,310 | 1,588 |
| 790 | Marriage | 1 | 18 | 876 | 930 |
| 790 | Language planning | 2 | 18 | 232 | 249 |
| 790 | technical education | 3 | 18 | 677 | 1,152 |
| 790 | Education history | 2 | 18 | 115 | 105 |
| 790 | Marriage counseling | 1 | 18 | 541 | 627 |
| 801 | Industrial Design | 1 | 17 | 548 | 659 |
| 801 | Environmental Microbiology | 1 | 17 | 1,960 | 2,411 |
| 801 | occupational diseases | 2 | 17 | 922 | 1,495 |
| 801 | Water Microbiology | 1 | 17 | 891 | 1,097 |
| 801 | Mycotoxins | 2 | 17 | 189 | 355 |
| 801 | Government policy | 1 | 17 | 316 | 371 |
| 801 | toxicity testing | 1 | 17 | 1,089 | 1,357 |
| 801 | Scotland | 6 | 17 | 57 | 202 |
| 801 | hygiene | 1 | 17 | 899 | 1,050 |
| 801 | probation | 2 | 17 | 83 | 95 |
| 801 | Fouling | 1 | 17 | 459 | 658 |
| 801 | gastrointestinal tract | 1 | 17 | 565 | 828 |
| 813 | Career development | 2 | 16 | 574 | 868 |
| 813 | Health equity | 2 | 16 | 82 | 164 |
| 813 | urban health | 2 | 16 | 318 | 621 |
| 813 | Plastics | 1 | 16 | 2,353 | 2,402 |
| 813 | corrections | 2 | 16 | 230 | 343 |
| 813 | coal | 1 | 16 | 2,219 | 2,641 |
| 813 | Metals | 2 | 16 | 2,200 | 2,607 |
| 820 | Arts | 5 | 15 | 300 | 552 |
| 820 | Genetic engineering | 1 | 15 | 2,548 | 2,911 |
| 820 | Computer Architecture | 2 | 15 | 683 | 875 |
| 820 | Phonetics | 1 | 15 | 534 | 612 |
| 820 | Operations Research | 1 | 15 | 2,843 | 2,838 |
| 820 | Religion | 2 | 15 | 1,087 | 970 |
| 820 | Molecular cloning | 1 | 15 | 1,956 | 2,205 |
| 820 | Microprocessors | 2 | 15 | 774 | 1,110 |
| 820 | Genetic recombination | 1 | 15 | 1,923 | 2,180 |
| 820 | Reading | 1 | 15 | 932 | 1,025 |
| 820 | chronic disease | 2 | 15 | 362 | 643 |
| 820 | Atomic spectroscopy | 2 | 15 | 1,295 | 1,654 |
| 832 | History | 6 | 14 | 706 | 820 |
| 832 | genre | 1 | 14 | 458 | 565 |
| 832 | Nationalism | 2 | 14 | 443 | 573 |
| 832 | taxation | 1 | 14 | 496 | 591 |
| 832 | Metabolic diseases | 2 | 14 | 1,909 | 2,779 |
| 832 | Invertebrates | 1 | 14 | 1,041 | 1,214 |
| 838 | Agricultural Engineering | 1 | 13 | 767 | 959 |
| 838 | Music Therapy | 1 | 13 | 411 | 490 |
| 838 | Art Therapy | 1 | 13 | 385 | 460 |
| 838 | History of Medicine | 18 | 13 | 123 | 473 |
| 838 | terrorism | 1 | 13 | 512 | 537 |
| 838 | Dance therapy | 1 | 13 | 348 | 392 |
| 838 | Mechanics | 2 | 13 | 1,581 | 1,921 |
| 838 | social conflict | 1 | 13 | 380 | 444 |
| 838 | Radio | 2 | 13 | 1,531 | 2,047 |
| 847 | Optoelectronics | 1 | 12 | 910 | 847 |
| 847 | School Psychology | 1 | 12 | 731 | 983 |
| 847 | Dynamics | 4 | 12 | 1,491 | 2,387 |
| 847 | Photochemistry | 3 | 12 | 1,649 | 2,797 |
| 847 | Mass Spectrometry | 1 | 12 | 1,549 | 1,754 |
| 847 | Labor Unions | 2 | 12 | 352 | 493 |
| 847 | labor | 2 | 12 | 430 | 589 |
| 847 | geological modeling | 1 | 12 | 969 | 1,168 |
| 847 | nanoscience | 1 | 12 | 3,449 | 3,821 |
| 847 | Vietnam | 1 | 12 | 260 | 375 |
| 847 | Ireland | 1 | 12 | 355 | 305 |
| 858 | Philosophy | 1 | 11 | 2,074 | 1,496 |
| 858 | Embryology | 1 | 11 | 1,692 | 2,096 |
| 858 | Early Childhood Education | 1 | 11 | 986 | 1,112 |
| 858 | Phenomenology | 1 | 11 | 485 | 353 |
| 858 | Philosophy of Mind | 1 | 11 | 511 | 536 |
| 858 | Spirituality | 1 | 11 | 169 | 159 |
| 858 | Cell differentiation | 1 | 11 | 1,673 | 2,209 |
| 858 | Food Security | 1 | 11 | 320 | 549 |
| 858 | Communication in marketing | 1 | 11 | 349 | 548 |
| 858 | glycoproteins | 1 | 11 | 693 | 945 |
| 858 | Glycoconjugates | 1 | 11 | 693 | 945 |
| 858 | bioluminescence | 1 | 11 | 730 | 835 |
| 858 | Oligosaccharide | 1 | 11 | 499 | 725 |
| 858 | Carbohydrates | 1 | 11 | 698 | 899 |
| 858 | Combinatorial analysis | 3 | 11 | 1,044 | 1,302 |
| 858 | human development | 1 | 11 | 1,245 | 1,621 |
| 858 | Administration | 1 | 11 | 175 | 254 |
| 858 | glycolipids | 1 | 11 | 693 | 945 |
| 876 | Change management | 2 | 10 | 148 | 348 |
| 876 | Heritage Tourism | 2 | 10 | 166 | 514 |
| 876 | cultural tourism | 2 | 10 | 166 | 514 |
| 876 | Communication in medicine | 1 | 10 | 883 | 1,147 |
| 876 | Membranes | 1 | 10 | 2,043 | 2,506 |
| 876 | economic development projects | 2 | 10 | 236 | 586 |
| 882 | Software Engineering | 2 | 9 | 1,173 | 1,662 |
| 882 | Nuclear Engineering | 1 | 9 | 1,955 | 2,072 |
| 882 | Tribology | 1 | 9 | 1,597 | 1,878 |
| 882 | Medical Sociology | 1 | 9 | 101 | 204 |
| 882 | Requirements Engineering | 1 | 9 | 162 | 289 |
| 882 | Nuclear Fusion | 1 | 9 | 806 | 913 |
| 882 | Crowdsourcing | 1 | 9 | 35 | 59 |
| 882 | cultural policy | 4 | 9 | 172 | 488 |
| 882 | poverty | 1 | 9 | 804 | 1,138 |
| 882 | Ideology | 1 | 9 | 159 | 180 |
| 882 | Ferroelectricity | 1 | 9 | 1,482 | 1,508 |
| 882 | Sound | 1 | 9 | 1,574 | 1,667 |
| 882 | animals | 1 | 9 | 1,816 | 2,078 |
| 882 | families | 4 | 9 | 757 | 1,566 |
| 882 | research grants | 1 | 9 | 21 | 47 |
| 882 | insurance | 6 | 9 | 242 | 782 |
| 882 | working class | 1 | 9 | 344 | 419 |
| 882 | educational planning | 1 | 9 | 754 | 1,044 |
| 882 | Labor Movement | 2 | 9 | 227 | 320 |
| 882 | fusion reactors | 1 | 9 | 613 | 673 |
| 882 | Radio frequency | 1 | 9 | 697 | 958 |
| 903 | Financial Regulation | 2 | 8 | 47 | 127 |
| 903 | healthcare disparities | 2 | 8 | 621 | 1,204 |
| 903 | Music and Technology | 2 | 8 | 26 | 58 |
| 903 | Electrochemical Analysis | 1 | 8 | 2,160 | 2,599 |
| 903 | Soft Condensed Matter | 1 | 8 | 1,513 | 1,865 |
| 903 | calcification | 1 | 8 | 721 | 1,022 |
| 903 | DNS | 2 | 8 | 614 | 1,142 |
| 903 | Educational Innovation | 1 | 8 | 173 | 252 |
| 903 | thinking | 2 | 8 | 433 | 931 |
| 903 | Computer Literacy | 1 | 8 | 477 | 746 |
| 903 | biopolymers | 1 | 8 | 1,667 | 2,044 |
| 903 | DNA | 2 | 8 | 742 | 1,287 |
| 903 | Genes | 1 | 8 | 1,579 | 2,006 |
| 903 | proteins | 1 | 8 | 2,502 | 2,986 |
| 917 | Pharmacy | 2 | 7 | 2,100 | 3,218 |
| 917 | Optical Communications | 1 | 7 | 1,243 | 1,497 |
| 917 | Architectural Design | 1 | 7 | 867 | 1,052 |
| 917 | Pediatric Nursing | 1 | 7 | 691 | 982 |
| 917 | Common Law | 1 | 7 | 196 | 192 |
| 917 | women's rights | 1 | 7 | 304 | 474 |
| 917 | Consumer Protection | 1 | 7 | 400 | 606 |
| 917 | election law | 1 | 7 | 441 | 565 |
| 917 | Photobiology | 2 | 7 | 1,641 | 2,643 |
| 917 | breastfeeding | 1 | 7 | 852 | 1,183 |
| 917 | consumers | 1 | 7 | 753 | 1,052 |
| 917 | Customer Relations | 1 | 7 | 179 | 280 |
| 917 | Japan | 1 | 7 | 2,642 | 3,017 |
| 917 | Elections | 2 | 7 | 412 | 670 |
| 917 | Voting | 1 | 7 | 406 | 538 |
| 932 | Political Sociology | 1 | 6 | 800 | 966 |
| 932 | Social History | 1 | 6 | 783 | 811 |
| 932 | Corporate Social Responsibility | 1 | 6 | 645 | 1,217 |
| 932 | environmental auditing | 1 | 6 | 668 | 1,235 |
| 936 | Nephrology | 1 | 5 | 678 | 945 |
| 936 | Pediatric Ophthalmology | 2 | 5 | 61 | 141 |
| 936 | Dialysis | 1 | 5 | 175 | 195 |
| 936 | Kidney transplantation | 1 | 5 | 96 | 149 |
| 936 | Venture Capital | 1 | 5 | 502 | 781 |
| 936 | Fashion merchandising | 1 | 5 | 97 | 249 |
| 936 | Research methodology | 1 | 5 | 205 | 399 |
| 936 | Strabismus | 2 | 5 | 61 | 141 |
| 936 | Multimedia Systems | 2 | 5 | 2,120 | 3,073 |
| 936 | chronic fatigue syndrome | 1 | 5 | 106 | 190 |
| 936 | water supply | 1 | 5 | 1,312 | 1,888 |
| 936 | Light | 1 | 5 | 1,296 | 1,814 |
| 936 | residential treatment | 1 | 5 | 303 | 483 |
| 936 | scientific societies | 1 | 5 | 1,160 | 1,676 |
| 936 | Psychiatric Epidemiology | 1 | 5 | 774 | 1,298 |
| 936 | investigative techniques | 1 | 5 | 310 | 641 |
| 936 | Investments | 1 | 5 | 1,031 | 1,459 |
| 936 | Kidney diseases | 1 | 5 | 1,175 | 1,558 |
| 954 | Medical Laboratory Science | 1 | 4 | 2,585 | 3,475 |
| 954 | Cultural Studies | 1 | 4 | 337 | 590 |
| 954 | Functional Analysis | 2 | 4 | 1,569 | 2,165 |
| 954 | Telecommunications | 1 | 4 | 1,433 | 1,852 |
| 954 | Neonatology | 1 | 4 | 941 | 1,448 |
| 954 | Juvenile delinquency | 1 | 4 | 519 | 740 |
| 954 | Digital electronics | 1 | 4 | 605 | 757 |
| 954 | Nonlinear functional analysis | 2 | 4 | 1,434 | 2,096 |
| 954 | Bifurcation Theory | 3 | 4 | 273 | 791 |
| 954 | Rheology | 1 | 4 | 907 | 1,308 |
| 954 | patient care management | 1 | 4 | 53 | 110 |
| 954 | Disability Law | 1 | 4 | 312 | 527 |
| 954 | Stress management | 1 | 4 | 38 | 102 |
| 954 | Religion and Culture | 1 | 4 | 574 | 785 |
| 954 | Religion and Psychology | 1 | 4 | 1,042 | 1,453 |
| 954 | Latin America | 1 | 4 | 1,653 | 1,832 |
| 954 | Documentation | 1 | 4 | 491 | 633 |
| 954 | Patient Care | 1 | 4 | 56 | 114 |
| 954 | Bacterial infections | 1 | 4 | 1,184 | 1,768 |
| 954 | construction industry | 1 | 4 | 288 | 502 |
| 954 | deviant behavior | 1 | 4 | 533 | 759 |
| 954 | Fluorescence | 1 | 4 | 951 | 1,360 |
| 954 | mathematical analysis | 2 | 4 | 2,638 | 3,291 |
| 954 | Stress | 1 | 4 | 570 | 983 |
| 978 | Humanities | 1 | 3 | 3,129 | 3,813 |
| 978 | Economic Geography | 2 | 3 | 479 | 929 |
| 978 | Supply Chain Management | 2 | 3 | 26 | 235 |
| 978 | Combustion | 1 | 3 | 1,720 | 2,238 |
| 978 | Sustainable urban development | 2 | 3 | 75 | 381 |
| 978 | Legislative Power | 1 | 3 | 149 | 286 |
| 978 | cooperation | 1 | 3 | 318 | 502 |
| 978 | Industrial Policy | 1 | 3 | 823 | 1,214 |
| 978 | Pharmacy management | 1 | 3 | 486 | 765 |
| 978 | Labor history | 1 | 3 | 222 | 322 |
| 978 | England | 2 | 3 | 226 | 312 |
| 978 | Product life cycle | 1 | 3 | 552 | 924 |
| 978 | Interactive multimedia | 1 | 3 | 962 | 1,414 |
| 978 | wood | 1 | 3 | 771 | 1,162 |
| 992 | Architecture | 1 | 2 | 940 | 1,174 |
| 992 | Mathematics Education | 4 | 2 | 420 | 1,123 |
| 992 | Cloud Computing | 1 | 2 | 650 | 1,175 |
| 992 | Criminal Law | 1 | 2 | 464 | 657 |
| 992 | Sustainable Engineering | 1 | 2 | 2,319 | 3,181 |
| 992 | Environmental Law | 1 | 2 | 1,602 | 2,323 |
| 992 | Fluid Dynamics | 1 | 2 | 1,579 | 2,142 |
| 992 | Cryptography | 1 | 2 | 1,143 | 1,467 |
| 992 | Historic Preservation | 1 | 2 | 270 | 533 |