| 1 | Astrophysics | 392 | 48.1K | 311 | 228 |
| 2 | Spectrum analysis | 365 | 39.6K | 266 | 159 |
| 3 | Physics | 646 | 35.2K | 579 | 618 |
| 4 | Science | 299 | 19.8K | 772 | 742 |
| 5 | Nuclear Physics | 688 | 19.6K | 317 | 378 |
| 6 | Biology | 404 | 19.2K | 596 | 741 |
| 7 | Biochemistry | 357 | 17.5K | 851 | 692 |
| 8 | Astronomy | 165 | 16.4K | 443 | 323 |
| 9 | Botany | 426 | 15.8K | 163 | 229 |
| 10 | Psychology | 641 | 15.7K | 135 | 226 |
| 11 | Chemistry | 353 | 15.6K | 952 | 903 |
| 12 | Molecular Biology | 226 | 14.8K | 855 | 657 |
| 13 | Social Psychology | 228 | 13.4K | 106 | 107 |
| 14 | Condensed Matter | 379 | 13.4K | 265 | 281 |
| 15 | Medicine | 299 | 13.4K | 813 | 707 |
| 16 | Solid State Physics | 393 | 13.0K | 289 | 280 |
| 17 | Behavior | 216 | 12.3K | 188 | 176 |
| 18 | Nanotechnology | 131 | 12.2K | 717 | 424 |
| 19 | Physiology | 234 | 12.0K | 320 | 262 |
| 20 | Communication | 352 | 10.7K | 25 | 51 |
| 21 | Biotechnology | 100 | 9.6K | 898 | 512 |
| 22 | Endocrinology | 189 | 9.5K | 246 | 269 |
| 23 | human behavior | 117 | 9.0K | 210 | 174 |
| 24 | United States | 644 | 8.8K | 147 | 301 |
| 25 | Neurology | 190 | 8.7K | 603 | 600 |
| 26 | Research | 231 | 8.4K | 806 | 727 |
| 27 | Natural history | 77 | 8.4K | 490 | 698 |
| 28 | Electrochemistry | 334 | 6.9K | 233 | 286 |
| 29 | Bioengineering | 69 | 6.8K | 744 | 432 |
| 30 | Materials | 94 | 6.4K | 1229 | 796 |
| 31 | Microelectronics | 54 | 6.3K | 300 | 155 |
| 32 | miniaturization | 48 | 6.3K | 316 | 175 |
| 33 | Ecology | 144 | 6.0K | 789 | 888 |
| 34 | Decision making | 47 | 5.6K | 170 | 52 |
| 35 | Environment | 77 | 5.4K | 839 | 783 |
| 36 | Analytical Chemistry | 156 | 5.4K | 510 | 490 |
| 37 | Psychophysiology | 285 | 5.3K | 171 | 360 |
| 38 | Psychiatry | 259 | 5.2K | 264 | 494 |
| 39 | Organizational Behavior | 26 | 5.2K | 90 | 34 |
| 40 | Sports Medicine | 127 | 5.1K | 212 | 170 |
| 41 | Cytology | 85 | 5.0K | 696 | 683 |
| 42 | Cell Biology | 70 | 4.7K | 713 | 690 |
| 43 | Anatomy | 112 | 4.7K | 182 | 188 |
| 44 | Geriatrics | 105 | 4.7K | 331 | 232 |
| 45 | management | 83 | 4.4K | 485 | 477 |
| 46 | Oncology | 14 | 4.4K | 803 | 402 |
| 47 | Geology | 91 | 4.4K | 539 | 378 |
| 48 | Materials Science | 181 | 4.4K | 459 | 674 |
| 49 | Aging | 103 | 4.3K | 309 | 252 |
| 50 | Vocational guidance | 102 | 4.2K | 54 | 62 |
| 51 | Biophysics | 127 | 4.1K | 841 | 848 |
| 52 | Sociology | 141 | 4.0K | 249 | 273 |
| 53 | soil microbiology | 15 | 4.0K | 583 | 182 |
| 54 | violence | 75 | 4.0K | 61 | 44 |
| 55 | Education | 231 | 3.9K | 225 | 307 |
| 56 | counseling | 142 | 3.7K | 61 | 81 |
| 57 | Soil biology | 9 | 3.7K | 508 | 111 |
| 58 | Clinical Psychology | 88 | 3.7K | 127 | 168 |
| 59 | Paleontology | 121 | 3.7K | 74 | 56 |
| 60 | pain | 69 | 3.6K | 146 | 157 |
| 61 | Catalysis | 51 | 3.6K | 1024 | 750 |
| 62 | Neurophysiology | 118 | 3.5K | 366 | 505 |
| 63 | Economics | 176 | 3.5K | 425 | 472 |
| 63 | Child psychology | 76 | 3.5K | 211 | 236 |
| 65 | marketing | 65 | 3.5K | 252 | 255 |
| 66 | Social Sciences | 157 | 3.5K | 209 | 228 |
| 67 | Gerontology | 69 | 3.5K | 268 | 121 |
| 68 | Mathematics | 307 | 3.4K | 577 | 638 |
| 69 | Zoology | 98 | 3.4K | 260 | 202 |
| 70 | Metabolism | 42 | 3.3K | 609 | 495 |
| 71 | Quantum Gravity | 38 | 3.2K | 767 | 487 |
| 72 | Microbiology | 89 | 3.1K | 1096 | 1178 |
| 73 | Sports | 78 | 3.1K | 277 | 205 |
| 74 | Respiration | 29 | 3.1K | 378 | 161 |
| 75 | personality | 98 | 3.1K | 139 | 252 |
| 76 | Metabolic diseases | 30 | 3.0K | 579 | 427 |
| 77 | Nanostructured Materials | 49 | 3.0K | 779 | 537 |
| 78 | Speech Disorders | 108 | 3.0K | 82 | 94 |
| 79 | Metals | 25 | 3.0K | 635 | 272 |
| 80 | Plant cells | 20 | 2.7K | 388 | 334 |
| 81 | Biomedical Engineering | 62 | 2.7K | 1009 | 820 |
| 82 | Technology | 41 | 2.6K | 906 | 498 |
| 83 | Health | 118 | 2.6K | 144 | 209 |
| 84 | Geography | 50 | 2.5K | 385 | 274 |
| 85 | Photonics | 36 | 2.4K | 511 | 364 |
| 86 | Pollution | 52 | 2.4K | 1289 | 1274 |
| 87 | Neuropsychology | 59 | 2.4K | 413 | 355 |
| 88 | Speech | 90 | 2.4K | 63 | 91 |
| 89 | Vocational Education | 51 | 2.3K | 23 | 10 |
| 90 | Mental Disorders | 50 | 2.3K | 504 | 526 |
| 91 | behavioral medicine | 60 | 2.2K | 142 | 211 |
| 92 | Chemical Engineering | 55 | 2.2K | 1189 | 1144 |
| 93 | Animal Behavior | 70 | 2.2K | 313 | 395 |
| 94 | Plants | 52 | 2.1K | 331 | 415 |
| 95 | Hematology | 64 | 2.1K | 492 | 492 |
| 96 | Optical materials | 29 | 2.1K | 834 | 558 |
| 97 | Urban Anthropology | 13 | 2.1K | 16 | 1 |
| 98 | Communication in medicine | 98 | 2.1K | 21 | 36 |
| 98 | sex crimes | 45 | 2.1K | 51 | 27 |
| 100 | Brain | 59 | 2.1K | 573 | 580 |
| 101 | Metallurgy | 15 | 2.1K | 970 | 361 |
| 102 | Pediatrics | 15 | 2.0K | 861 | 422 |
| 102 | Earth Sciences | 32 | 2.0K | 962 | 563 |
| 104 | Adolescent Psychology | 31 | 2.0K | 154 | 90 |
| 105 | psychotherapy | 61 | 2.0K | 190 | 255 |
| 106 | Electronics | 89 | 2.0K | 528 | 556 |
| 107 | Entrepreneurship | 25 | 2.0K | 157 | 210 |
| 108 | Business | 45 | 1.9K | 412 | 512 |
| 109 | blood transfusion | 57 | 1.9K | 67 | 46 |
| 110 | Statistical physics | 81 | 1.9K | 711 | 729 |
| 111 | Special Education | 43 | 1.9K | 108 | 67 |
| 112 | Public Health | 69 | 1.9K | 866 | 960 |
| 113 | nanoscience | 41 | 1.9K | 723 | 722 |
| 114 | Morphology | 44 | 1.9K | 90 | 48 |
| 115 | behavior therapy | 60 | 1.9K | 107 | 134 |
| 116 | Lipids | 9 | 1.9K | 662 | 193 |
| 117 | Geophysics | 43 | 1.8K | 919 | 756 |
| 118 | Evolution | 34 | 1.8K | 471 | 457 |
| 119 | Health Education | 66 | 1.7K | 245 | 256 |
| 120 | Paleoecology | 45 | 1.7K | 165 | 164 |
| 121 | plant molecular biology | 30 | 1.7K | 379 | 449 |
| 122 | Biodegradation | 13 | 1.7K | 164 | 23 |
| 123 | School Psychology | 73 | 1.7K | 30 | 54 |
| 124 | Pharmacology | 58 | 1.6K | 1154 | 1195 |
| 125 | Paleoclimatology | 39 | 1.6K | 214 | 210 |
| 126 | Paleogeography | 39 | 1.6K | 163 | 159 |
| 127 | Small Business | 16 | 1.6K | 201 | 196 |
| 128 | Analytical Biochemistry | 17 | 1.6K | 603 | 207 |
| 129 | Bioremediation | 12 | 1.6K | 218 | 24 |
| 130 | Nanostructures | 42 | 1.4K | 291 | 426 |
| 131 | Algae | 64 | 1.4K | 44 | 103 |
| 132 | polar regions | 34 | 1.4K | 74 | 34 |
| 133 | biological evolution | 31 | 1.4K | 559 | 610 |
| 134 | Ethology | 54 | 1.4K | 279 | 433 |
| 135 | Histochemistry | 10 | 1.4K | 514 | 102 |
| 136 | Nonlinear Dynamics | 55 | 1.4K | 455 | 486 |
| 137 | Bioenergetics | 16 | 1.4K | 281 | 156 |
| 138 | Artificial Intelligence | 39 | 1.4K | 1005 | 891 |
| 139 | Learning disabilities | 18 | 1.4K | 250 | 104 |
| 140 | Criminal psychology | 23 | 1.4K | 208 | 113 |
| 141 | Plant physiology | 31 | 1.3K | 598 | 632 |
| 142 | Language Disorders | 67 | 1.3K | 99 | 124 |
| 143 | Muscles | 15 | 1.3K | 271 | 154 |
| 144 | Computer Graphics | 8 | 1.3K | 1048 | 316 |
| 145 | Mineralogy | 22 | 1.3K | 487 | 337 |
| 146 | Biochemical Engineering | 28 | 1.3K | 1074 | 1221 |
| 146 | Hypertension | 12 | 1.3K | 647 | 503 |
| 148 | Psychosomatic Medicine | 24 | 1.2K | 174 | 157 |
| 149 | Environmental Health | 37 | 1.2K | 1449 | 1484 |
| 150 | Teaching | 38 | 1.2K | 332 | 273 |
| 151 | Educational Technology | 27 | 1.2K | 330 | 204 |
| 152 | Toxicology | 39 | 1.2K | 1224 | 1269 |
| 153 | Image Processing | 7 | 1.2K | 1458 | 558 |
| 154 | Virology | 21 | 1.2K | 914 | 943 |
| 155 | Biocompatible Materials | 22 | 1.2K | 1368 | 1287 |
| 156 | Nutrition | 39 | 1.2K | 1014 | 1090 |
| 157 | Developmental Biology | 26 | 1.2K | 555 | 598 |
| 158 | city planning | 16 | 1.2K | 614 | 270 |
| 159 | Plant Ecology | 30 | 1.1K | 469 | 524 |
| 160 | Information Technology | 23 | 1.1K | 672 | 508 |
| 161 | Audiology | 44 | 1.1K | 126 | 146 |
| 162 | human development | 11 | 1.1K | 371 | 170 |
| 163 | Political Science | 82 | 1.1K | 228 | 319 |
| 164 | medical education | 44 | 1.1K | 307 | 304 |
| 165 | Computer Vision | 6 | 1.1K | 789 | 312 |
| 166 | mathematical analysis | 66 | 1.1K | 480 | 401 |
| 167 | Social interaction | 9 | 1.1K | 145 | 38 |
| 167 | Cognition | 43 | 1.1K | 402 | 505 |
| 169 | Research Design | 20 | 1.0K | 321 | 263 |
| 170 | Neurochemistry | 28 | 1.0K | 725 | 698 |
| 171 | Nuclear Chemistry | 28 | 1.0K | 241 | 92 |
| 172 | Energy Conversion | 10 | 1.0K | 626 | 530 |
| 173 | Sarcopenia | 7 | 1.0K | 163 | 56 |
| 174 | Criminology | 27 | 1.0K | 255 | 178 |
| 175 | Petrology | 8 | 1.0K | 588 | 339 |
| 176 | Hearing | 54 | 1.0K | 90 | 117 |
| 177 | Attention | 43 | 991 | 333 | 400 |
| 178 | Substance Abuse | 44 | 978 | 252 | 301 |
| 178 | Sales management | 35 | 978 | 2 | 99 |
| 178 | selling | 35 | 978 | 2 | 99 |
| 181 | Histology | 24 | 977 | 564 | 499 |
| 182 | Information Theory | 15 | 973 | 575 | 318 |
| 183 | Europe | 29 | 971 | 873 | 672 |
| 184 | environmental pollution | 33 | 959 | 1298 | 1565 |
| 185 | Microscopy | 8 | 951 | 806 | 203 |
| 186 | child abuse | 19 | 948 | 230 | 204 |
| 187 | Anxiety | 22 | 939 | 123 | 179 |
| 188 | Economic History | 66 | 927 | 504 | 677 |
| 189 | Diet | 29 | 921 | 498 | 673 |
| 190 | Forest Management | 27 | 919 | 219 | 233 |
| 191 | Immunology | 29 | 911 | 913 | 1015 |
| 192 | Algebra | 79 | 902 | 144 | 148 |
| 193 | Transportation | 73 | 898 | 220 | 447 |
| 194 | Pharmaceutical Chemistry | 36 | 897 | 1036 | 1145 |
| 195 | Educational Psychology | 49 | 893 | 266 | 420 |
| 195 | Forest Ecology | 23 | 893 | 269 | 272 |
| 197 | Medical Oncology | 16 | 892 | 577 | 489 |
| 198 | Radiobiology | 16 | 890 | 468 | 340 |
| 199 | Multivariate Analysis | 4 | 889 | 482 | 80 |
| 200 | Obesity | 29 | 885 | 502 | 602 |
| 201 | Telecommunication | 30 | 877 | 757 | 737 |
| 202 | Geodynamics | 18 | 876 | 335 | 294 |
| 203 | Linguistics | 18 | 874 | 513 | 270 |
| 204 | Meteorology | 19 | 856 | 770 | 741 |
| 205 | China | 20 | 854 | 985 | 583 |
| 206 | Socialization | 14 | 852 | 179 | 134 |
| 206 | Anxiety Disorders | 21 | 852 | 129 | 191 |
| 208 | Organic Chemistry | 38 | 850 | 959 | 1009 |
| 209 | Regional Planning | 23 | 848 | 474 | 384 |
| 209 | Bioorganic chemistry | 30 | 848 | 885 | 908 |
| 211 | Cognitive Therapy | 26 | 847 | 113 | 113 |
| 212 | Biomass Energy | 19 | 846 | 907 | 959 |
| 213 | Mental Health | 36 | 830 | 304 | 321 |
| 214 | Dietetics | 20 | 827 | 172 | 109 |
| 215 | Environmental Engineering | 17 | 826 | 1531 | 1205 |
| 216 | Cardiovascular system | 5 | 811 | 868 | 601 |
| 217 | Child Development | 36 | 798 | 452 | 619 |
| 218 | Energy Storage | 11 | 796 | 584 | 361 |
| 219 | Environmental monitoring | 26 | 787 | 1271 | 1480 |
| 219 | Food service management | 5 | 787 | 279 | 126 |
| 221 | Asthma | 32 | 786 | 56 | 77 |
| 222 | language | 40 | 785 | 103 | 221 |
| 223 | Diabetes mellitus | 20 | 783 | 625 | 668 |
| 224 | Dermatology | 50 | 781 | 303 | 452 |
| 225 | viruses | 12 | 780 | 571 | 524 |
| 225 | Diabetes | 21 | 780 | 648 | 690 |
| 227 | educational innovations | 11 | 779 | 176 | 75 |
| 228 | Urology | 22 | 778 | 507 | 442 |
| 229 | Neurobiology | 17 | 777 | 665 | 680 |
| 230 | Health promotion | 35 | 765 | 196 | 248 |
| 230 | alcoholism | 28 | 765 | 378 | 423 |
| 232 | Post-traumatic stress disorder | 19 | 760 | 223 | 220 |
| 233 | Second Language Acquisition | 8 | 752 | 55 | 34 |
| 234 | Environmental Chemistry | 15 | 733 | 788 | 810 |
| 235 | Child | 36 | 732 | 541 | 622 |
| 236 | Information Systems | 25 | 731 | 280 | 287 |
| 236 | Mathematical Physics | 48 | 731 | 736 | 834 |
| 236 | Mass Spectrometry | 38 | 731 | 206 | 301 |
| 239 | finance | 43 | 725 | 502 | 674 |
| 240 | Liposomes | 6 | 720 | 357 | 140 |
| 240 | Lipid bilayers | 6 | 720 | 307 | 132 |
| 242 | health services | 39 | 717 | 154 | 206 |
| 243 | Surface Chemistry | 31 | 715 | 1318 | 1491 |
| 244 | role | 13 | 707 | 137 | 110 |
| 244 | Heterocyclic compounds | 39 | 707 | 106 | 60 |
| 246 | Birds | 15 | 706 | 454 | 248 |
| 246 | Aggression | 11 | 706 | 183 | 132 |
| 246 | Navigation | 49 | 706 | 10 | 15 |
| 249 | Emotions | 31 | 704 | 104 | 225 |
| 250 | Structural Engineering | 15 | 703 | 710 | 491 |
| 251 | Mycology | 49 | 701 | 239 | 502 |
| 252 | Energy Harvesting | 4 | 700 | 353 | 232 |
| 253 | Physical Therapy | 27 | 692 | 303 | 382 |
| 254 | Ophthalmology | 30 | 691 | 503 | 579 |
| 254 | Tourism | 10 | 691 | 855 | 618 |
| 256 | Seaweed | 33 | 690 | 80 | 160 |
| 257 | Pharmacogenetics | 6 | 689 | 532 | 262 |
| 258 | plant communities | 20 | 687 | 340 | 461 |
| 259 | rehabilitation | 25 | 681 | 584 | 632 |
| 260 | Oral communication | 36 | 680 | 21 | 57 |
| 261 | Cognitive Science | 19 | 677 | 476 | 524 |
| 261 | Therapeutics | 6 | 677 | 980 | 560 |
| 263 | Operations Research | 15 | 672 | 1031 | 768 |
| 264 | Microbial Ecology | 13 | 671 | 982 | 998 |
| 265 | Ornithology | 13 | 666 | 407 | 199 |
| 265 | histological techniques | 2 | 666 | 699 | 237 |
| 267 | Agricultural Chemistry | 20 | 665 | 723 | 750 |
| 268 | Eating Disorders | 25 | 661 | 209 | 253 |
| 269 | Human Geography | 19 | 660 | 372 | 289 |
| 270 | Family Therapy | 17 | 654 | 237 | 151 |
| 271 | Robotics | 16 | 653 | 695 | 507 |
| 271 | Exercise | 21 | 653 | 429 | 370 |
| 273 | Greenhouse gases | 5 | 650 | 186 | 83 |
| 274 | cell physiology | 9 | 644 | 745 | 632 |
| 275 | Plant Taxonomy | 22 | 642 | 75 | 75 |
| 275 | research and development | 11 | 642 | 68 | 73 |
| 277 | Medical Anthropology | 12 | 638 | 517 | 468 |
| 278 | family violence | 12 | 633 | 148 | 105 |
| 279 | Roads | 66 | 629 | 89 | 159 |
| 279 | drug addiction | 20 | 629 | 346 | 391 |
| 281 | Marine Biology | 26 | 617 | 854 | 955 |
| 282 | Medical Microbiology | 16 | 615 | 827 | 890 |
| 283 | Molecular evolution | 7 | 612 | 852 | 591 |
| 284 | Colloids | 26 | 602 | 1389 | 1659 |
| 285 | Earthquake Engineering | 9 | 601 | 794 | 510 |
| 286 | Statistics | 37 | 600 | 753 | 736 |
| 286 | Mental Health Services | 22 | 600 | 324 | 306 |
| 286 | Radio | 14 | 600 | 625 | 554 |
| 289 | Nuclear Engineering | 47 | 597 | 274 | 308 |
| 290 | Climatology | 10 | 593 | 870 | 652 |
| 291 | Genetic therapy | 3 | 592 | 834 | 384 |
| 292 | Ocean Engineering | 7 | 587 | 1084 | 624 |
| 293 | Trace elements | 5 | 584 | 154 | 40 |
| 294 | Medical Laboratory Science | 18 | 583 | 712 | 843 |
| 294 | Plant genetic engineering | 11 | 583 | 378 | 336 |
| 296 | crime | 9 | 577 | 370 | 171 |
| 297 | Classification | 2 | 576 | 366 | 72 |
| 298 | Personality Assessment | 26 | 573 | 114 | 234 |
| 299 | recreation | 19 | 564 | 188 | 131 |
| 300 | Entomology | 18 | 562 | 871 | 598 |
| 301 | Family | 23 | 553 | 265 | 271 |
| 302 | Cancer | 20 | 548 | 1041 | 1239 |
| 303 | Agriculture | 18 | 545 | 697 | 673 |
| 304 | nucleic acids | 14 | 537 | 699 | 791 |
| 305 | Computational Biology | 20 | 536 | 810 | 897 |
| 306 | Psycholinguistics | 21 | 535 | 292 | 396 |
| 307 | Sustainable Engineering | 12 | 533 | 736 | 699 |
| 307 | health behavior | 23 | 533 | 224 | 287 |
| 307 | Spine | 6 | 533 | 403 | 268 |
| 310 | Biodiversity conservation | 14 | 532 | 653 | 893 |
| 310 | Feeding and Eating Disorders | 21 | 532 | 229 | 274 |
| 312 | Particle Physics | 7 | 531 | 109 | 92 |
| 313 | Industrial Safety | 14 | 528 | 397 | 310 |
| 314 | Renewable Energy Sources | 4 | 527 | 2287 | 1625 |
| 315 | Elementary particles | 6 | 520 | 85 | 87 |
| 316 | Polymers | 26 | 515 | 1704 | 1755 |
| 317 | environmental protection | 15 | 512 | 1579 | 1539 |
| 318 | Intelligent Transportation Systems | 8 | 509 | 629 | 468 |
| 319 | Nuclear Energy | 33 | 501 | 193 | 233 |
| 320 | Electrophoresis | 10 | 500 | 833 | 549 |
| 321 | Japan | 23 | 495 | 435 | 352 |
| 322 | Anthropology | 38 | 493 | 340 | 427 |
| 323 | System analysis | 23 | 491 | 774 | 857 |
| 324 | Hormones | 16 | 488 | 474 | 502 |
| 324 | Chemical analysis | 6 | 488 | 768 | 368 |
| 326 | Building Materials | 16 | 484 | 779 | 963 |
| 326 | speech therapy | 19 | 484 | 105 | 103 |
| 328 | Industrial Engineering | 22 | 483 | 538 | 673 |
| 329 | Energy Policy | 24 | 480 | 887 | 1463 |
| 330 | Genomics | 16 | 477 | 1184 | 1223 |
| 331 | Perception | 39 | 472 | 413 | 671 |
| 332 | Oceanography | 7 | 471 | 1022 | 730 |
| 332 | Semiconductors | 23 | 471 | 662 | 616 |
| 332 | computer networks | 21 | 471 | 871 | 998 |
| 335 | mammals | 20 | 470 | 272 | 296 |
| 336 | fuel cells | 8 | 469 | 752 | 652 |
| 337 | Adolescent | 36 | 467 | 440 | 733 |
| 338 | Signal Processing | 20 | 466 | 1015 | 1127 |
| 339 | Medical genetics | 10 | 464 | 1076 | 1088 |
| 340 | coal | 5 | 462 | 1234 | 808 |
| 341 | energy development | 1 | 460 | 1516 | 377 |
| 342 | Biogeography | 13 | 458 | 439 | 588 |
| 343 | Production Management | 11 | 453 | 548 | 703 |
| 344 | Conservation Biology | 12 | 452 | 467 | 460 |
| 344 | Youth | 2 | 452 | 802 | 299 |
| 346 | Atmospheric Physics | 6 | 449 | 1001 | 692 |
| 347 | Industrial Microbiology | 12 | 448 | 859 | 921 |
| 348 | older people | 51 | 447 | 264 | 408 |
| 349 | Clinical Chemistry | 15 | 442 | 1076 | 1173 |
| 350 | Asia | 27 | 441 | 685 | 704 |
| 351 | Primates | 13 | 437 | 257 | 224 |
| 352 | Comparative Physiology | 13 | 436 | 329 | 335 |
| 353 | Learning | 21 | 433 | 432 | 552 |
| 354 | Hemodynamics | 5 | 429 | 427 | 350 |
| 355 | Pharmacognosy | 5 | 428 | 1411 | 887 |
| 356 | sexual behavior | 3 | 423 | 656 | 258 |
| 357 | Solid State Chemistry | 22 | 422 | 1027 | 1014 |
| 358 | Automation | 18 | 421 | 918 | 1101 |
| 359 | Functional Analysis | 27 | 417 | 387 | 438 |
| 360 | Ecophysiology | 15 | 412 | 17 | 22 |
| 360 | Composite Materials | 8 | 412 | 1637 | 1410 |
| 362 | Mass Media | 36 | 409 | 85 | 107 |
| 362 | innovation | 9 | 409 | 288 | 408 |
| 364 | Environmental Management | 13 | 408 | 1383 | 1699 |
| 365 | Physical Chemistry | 16 | 406 | 936 | 980 |
| 366 | Philosophy | 34 | 404 | 435 | 351 |
| 367 | Ergonomics | 48 | 399 | 138 | 310 |
| 367 | Smoking | 9 | 399 | 358 | 326 |
| 367 | Liver diseases | 6 | 399 | 797 | 719 |
| 370 | Law | 18 | 398 | 434 | 223 |
| 371 | at-risk youth | 17 | 397 | 16 | 42 |
| 372 | Membranes | 22 | 395 | 631 | 959 |
| 373 | Reading | 18 | 394 | 169 | 218 |
| 374 | Orthopedics | 12 | 393 | 648 | 566 |
| 375 | Urban Policy | 7 | 391 | 481 | 310 |
| 375 | families | 27 | 391 | 186 | 248 |
| 377 | polymerization | 19 | 388 | 1660 | 1700 |
| 378 | Electrochemical Analysis | 18 | 387 | 590 | 669 |
| 379 | Human Rights | 13 | 386 | 166 | 121 |
| 380 | complementary therapies | 5 | 385 | 1250 | 561 |
| 380 | social justice | 20 | 385 | 26 | 13 |
| 380 | International Finance | 15 | 385 | 716 | 746 |
| 383 | Health Policy | 23 | 384 | 630 | 808 |
| 383 | Nutrition physiology | 10 | 384 | 301 | 306 |
| 385 | Developmental Psychology | 18 | 381 | 351 | 503 |
| 386 | free radicals | 7 | 379 | 809 | 815 |
| 387 | child mental health | 15 | 378 | 136 | 141 |
| 388 | Climate change | 6 | 374 | 628 | 860 |
| 388 | Animal ecology | 13 | 374 | 523 | 519 |
| 388 | Eutrophication | 6 | 374 | 597 | 853 |
| 391 | Nursing | 37 | 373 | 361 | 579 |
| 391 | Green Chemistry | 10 | 373 | 953 | 1068 |
| 393 | Physical fitness | 18 | 370 | 315 | 458 |
| 393 | Social work | 59 | 370 | 204 | 449 |
| 395 | Distance Education | 7 | 365 | 170 | 105 |
| 395 | Developing countries | 13 | 365 | 986 | 935 |
| 397 | sanitation | 3 | 364 | 1283 | 1024 |
| 397 | Parasitology | 24 | 364 | 732 | 929 |
| 399 | Public Administration | 13 | 363 | 612 | 500 |
| 400 | Communication Disorders | 9 | 359 | 119 | 73 |
| 401 | Vision | 23 | 356 | 193 | 337 |
| 402 | Electrical Engineering | 139 | 353 | 292 | 1072 |
| 402 | natural gas | 4 | 353 | 267 | 130 |
| 404 | peace | 13 | 352 | 167 | 210 |
| 405 | Plant Genetics | 6 | 351 | 437 | 414 |
| 405 | Identity | 10 | 351 | 17 | 35 |
| 405 | Self | 10 | 351 | 37 | 52 |
| 408 | Business Ethics | 6 | 348 | 686 | 755 |
| 409 | Communication in politics | 8 | 347 | 93 | 43 |
| 410 | Social behavior | 16 | 346 | 437 | 594 |
| 411 | Telecommunications | 13 | 343 | 210 | 133 |
| 411 | Fisheries | 11 | 343 | 732 | 677 |
| 413 | Medical Technology | 7 | 342 | 912 | 650 |
| 413 | Journalism | 31 | 342 | 67 | 128 |
| 413 | industrial relations | 25 | 342 | 203 | 267 |
| 416 | Higher Education | 14 | 339 | 193 | 194 |
| 417 | Planets | 9 | 337 | 805 | 849 |
| 418 | Food | 14 | 336 | 1412 | 1691 |
| 419 | Water | 11 | 335 | 1238 | 1518 |
| 420 | Memory | 25 | 331 | 518 | 811 |
| 421 | ecosystem | 6 | 329 | 871 | 779 |
| 422 | Clinical Biochemistry | 4 | 328 | 894 | 481 |
| 423 | Human evolution | 10 | 323 | 191 | 253 |
| 423 | energy resources | 19 | 323 | 407 | 1010 |
| 425 | psychopathology | 17 | 321 | 92 | 171 |
| 425 | feeding behavior | 13 | 321 | 274 | 387 |
| 427 | Alternative Medicine | 3 | 320 | 1467 | 637 |
| 428 | Manufacturing Processes | 16 | 319 | 960 | 1122 |
| 429 | Africa | 19 | 317 | 444 | 395 |
| 429 | Nervous system | 15 | 317 | 975 | 1238 |
| 431 | Engineering | 40 | 316 | 1082 | 1839 |
| 431 | Environmental Policy | 19 | 316 | 1175 | 1973 |
| 433 | Nutritional support | 1 | 315 | 279 | 84 |
| 434 | school psychologists | 17 | 309 | 54 | 118 |
| 434 | deviant behavior | 7 | 309 | 173 | 71 |
| 436 | Schizophrenia | 6 | 308 | 616 | 554 |
| 437 | Water pollution | 9 | 306 | 1556 | 1630 |
| 437 | Strategic planning | 6 | 306 | 476 | 344 |
| 439 | Chemical industry | 2 | 302 | 1506 | 426 |
| 440 | Microbial Biotechnology | 8 | 301 | 454 | 410 |
| 440 | proteins | 13 | 301 | 890 | 940 |
| 442 | Geochemistry | 4 | 297 | 1537 | 1074 |
| 442 | Knowledge | 10 | 297 | 244 | 160 |
| 444 | transgenic organisms | 7 | 296 | 81 | 80 |
| 444 | transgenic animals | 7 | 296 | 75 | 77 |
| 444 | Transgenic plants | 7 | 296 | 203 | 204 |
| 447 | Political Psychology | 6 | 293 | 218 | 202 |
| 448 | Nonlinear functional analysis | 15 | 292 | 439 | 435 |
| 449 | Raman spectroscopy | 6 | 290 | 515 | 324 |
| 449 | Infrared spectroscopy | 6 | 290 | 145 | 70 |
| 451 | Mechanical Engineering | 23 | 288 | 856 | 953 |
| 451 | Mental illness | 18 | 288 | 651 | 1053 |
| 453 | Labor Economics | 19 | 284 | 88 | 229 |
| 453 | Organometallic compounds | 9 | 284 | 767 | 649 |
| 455 | Soil Science | 6 | 283 | 1285 | 1070 |
| 455 | Informatics | 2 | 283 | 993 | 407 |
| 457 | Parallel Processing | 7 | 282 | 267 | 270 |
| 458 | Long-Term Care | 12 | 281 | 188 | 286 |
| 458 | Long-term care facilities | 12 | 281 | 186 | 286 |
| 460 | Economic Development | 12 | 280 | 675 | 921 |
| 460 | body temperature | 14 | 280 | 93 | 142 |
| 462 | Medicinal plants | 1 | 277 | 2038 | 878 |
| 463 | Venture Capital | 3 | 275 | 276 | 339 |
| 464 | Sustainable Development | 5 | 273 | 1571 | 1179 |
| 464 | Patient education | 8 | 273 | 294 | 314 |
| 464 | War and Society | 9 | 273 | 97 | 135 |
| 464 | warfare | 9 | 273 | 121 | 153 |
| 464 | international cooperation | 10 | 273 | 249 | 269 |
| 469 | Biodiversity | 7 | 272 | 1382 | 1151 |
| 470 | Visual Perception | 19 | 271 | 529 | 752 |
| 471 | tests | 3 | 270 | 182 | 88 |
| 472 | Chromatographic analysis | 12 | 269 | 873 | 796 |
| 473 | Psychopharmacology | 11 | 268 | 682 | 848 |
| 474 | ethnicity | 13 | 266 | 236 | 187 |
| 474 | Biogeochemistry | 4 | 266 | 857 | 716 |
| 476 | Phonetics | 17 | 264 | 84 | 147 |
| 476 | Wireless Communication Systems | 12 | 264 | 1227 | 1195 |
| 478 | Bacteriology | 11 | 263 | 859 | 1151 |
| 479 | Restoration Ecology | 5 | 262 | 283 | 197 |
| 480 | Optics | 32 | 259 | 1463 | 1857 |
| 481 | Parasitic Diseases | 17 | 258 | 692 | 996 |
| 482 | preventive medicine | 10 | 256 | 531 | 659 |
| 482 | Neuromuscular diseases | 8 | 256 | 308 | 314 |
| 484 | Logistics | 5 | 255 | 403 | 352 |
| 485 | Photochemistry | 20 | 252 | 529 | 929 |
| 485 | United Kingdom | 10 | 252 | 717 | 838 |
| 485 | Culture | 22 | 252 | 282 | 338 |
| 488 | mental health policy | 6 | 251 | 112 | 83 |
| 488 | urban forestry | 4 | 251 | 175 | 88 |
| 490 | Chromatography | 11 | 250 | 765 | 743 |
| 491 | Information Science | 14 | 248 | 1128 | 1582 |
| 492 | Numerical Analysis | 14 | 246 | 1172 | 1052 |
| 492 | Depression | 3 | 246 | 304 | 290 |
| 492 | Reproduction | 9 | 246 | 1188 | 1121 |
| 495 | Homeostasis | 2 | 244 | 427 | 580 |
| 495 | Cell metabolism | 2 | 244 | 737 | 642 |
| 497 | Counseling Psychology | 8 | 242 | 112 | 137 |
| 498 | Epidemiology | 17 | 241 | 1301 | 1708 |
| 499 | Symbolic interactionism | 10 | 240 | 21 | 29 |
| 499 | Critical Legal Studies | 8 | 240 | 36 | 11 |
| 501 | Drug design | 11 | 239 | 689 | 888 |
| 502 | Autoimmunity | 2 | 238 | 717 | 486 |
| 503 | Marriage | 11 | 233 | 203 | 233 |
| 504 | Bioinorganic chemistry | 14 | 231 | 648 | 811 |
| 505 | Community Psychology | 9 | 230 | 271 | 359 |
| 505 | Geriatric Psychiatry | 9 | 230 | 459 | 486 |
| 505 | motivation | 10 | 230 | 141 | 224 |
| 508 | Freshwater invertebrates | 4 | 229 | 151 | 127 |
| 508 | Radiation | 10 | 229 | 1131 | 999 |
| 510 | Citizenship | 4 | 228 | 96 | 47 |
| 511 | Sedimentary rocks | 7 | 227 | 358 | 357 |
| 511 | biological invasions | 3 | 227 | 592 | 348 |
| 513 | Ichnology | 6 | 225 | 27 | 16 |
| 513 | Trace fossils | 6 | 225 | 27 | 16 |
| 513 | Radio waves | 6 | 225 | 592 | 562 |
| 516 | machinery | 8 | 223 | 430 | 337 |
| 517 | Recycling | 2 | 221 | 774 | 644 |
| 518 | Genetic engineering | 15 | 220 | 817 | 1243 |
| 518 | Jurisprudence | 9 | 220 | 494 | 414 |
| 520 | Emotion | 8 | 219 | 85 | 165 |
| 521 | Parenteral nutrition | 4 | 216 | 705 | 620 |
| 522 | Student Health Services | 9 | 215 | 136 | 140 |
| 522 | Appetite | 6 | 215 | 407 | 443 |
| 524 | Primary health care | 27 | 214 | 398 | 819 |
| 524 | Light | 17 | 214 | 314 | 758 |
| 526 | Human Capital | 5 | 213 | 138 | 125 |
| 526 | civilization | 16 | 213 | 370 | 116 |
| 528 | Environmental pollutants | 7 | 212 | 1444 | 1521 |
| 529 | environmental indicators | 5 | 211 | 888 | 897 |
| 529 | Middle East | 8 | 211 | 540 | 324 |
| 529 | drug abuse | 17 | 211 | 176 | 304 |
| 532 | Labor Unions | 18 | 210 | 33 | 44 |
| 532 | European integration | 1 | 210 | 364 | 125 |
| 532 | Recombinant DNA | 11 | 210 | 704 | 862 |
| 532 | European Economic Community | 1 | 210 | 364 | 125 |
| 536 | Diagnostic Imaging | 8 | 209 | 1017 | 965 |
| 537 | Otolaryngology | 5 | 205 | 352 | 268 |
| 538 | Emergency Medicine | 14 | 204 | 513 | 581 |
| 539 | Plant Morphology | 7 | 203 | 327 | 270 |
| 540 | behavior modification | 9 | 201 | 211 | 330 |
| 540 | Business communication | 14 | 201 | 38 | 65 |
| 542 | Medical Imaging | 1 | 200 | 365 | 157 |
| 542 | International Relations | 21 | 200 | 321 | 445 |
| 542 | Magnetic Resonance Imaging | 1 | 200 | 606 | 217 |
| 542 | Nanoparticles | 4 | 200 | 1599 | 1251 |
| 546 | Cell differentiation | 7 | 199 | 849 | 1106 |
| 546 | Parasites | 8 | 199 | 924 | 874 |
| 548 | Critical Care | 3 | 198 | 1065 | 958 |
| 548 | Critical Care Medicine | 3 | 198 | 1021 | 950 |
| 548 | Social problems | 11 | 198 | 250 | 409 |
| 551 | Obstetrics | 15 | 197 | 892 | 1182 |
| 551 | Process Control | 5 | 197 | 700 | 870 |
| 551 | economic policy | 18 | 197 | 910 | 1081 |
| 551 | Intellectual disability | 4 | 197 | 637 | 416 |
| 555 | Landscape Ecology | 6 | 196 | 293 | 334 |
| 555 | Fracture mechanics | 6 | 196 | 992 | 841 |
| 557 | Child welfare | 17 | 195 | 355 | 559 |
| 557 | Consciousness | 9 | 195 | 222 | 282 |
| 559 | Environmental Microbiology | 2 | 194 | 1493 | 1100 |
| 560 | correctional psychology | 5 | 193 | 159 | 155 |
| 561 | Carbon | 8 | 192 | 767 | 1151 |
| 562 | Pathology | 4 | 191 | 1351 | 1177 |
| 562 | disease vectors | 6 | 191 | 608 | 608 |
| 564 | Hydrology | 13 | 190 | 1092 | 1451 |
| 564 | elder abuse | 8 | 190 | 148 | 186 |
| 564 | Broadcasting | 10 | 190 | 44 | 83 |
| 567 | Tropical Medicine | 18 | 189 | 577 | 912 |
| 568 | Early Childhood Education | 16 | 188 | 180 | 283 |
| 569 | organization | 10 | 187 | 379 | 669 |
| 570 | Occupational Health | 13 | 186 | 354 | 496 |
| 570 | locomotion | 4 | 186 | 539 | 414 |
| 570 | posture | 4 | 186 | 539 | 414 |
| 570 | gait | 4 | 186 | 539 | 414 |
| 570 | walking | 4 | 186 | 539 | 414 |
| 575 | Sedimentology | 7 | 185 | 337 | 393 |
| 575 | Evidence-Based Medicine | 10 | 185 | 281 | 382 |
| 577 | Cytoskeleton | 4 | 183 | 215 | 180 |
| 578 | Demography | 5 | 179 | 471 | 419 |
| 578 | consumer behavior | 7 | 179 | 291 | 414 |
| 578 | pollutants | 6 | 179 | 1282 | 1460 |
| 581 | Plant diseases | 5 | 177 | 1424 | 1154 |
| 582 | energy conservation | 9 | 176 | 1165 | 1743 |
| 583 | Molecular cloning | 10 | 175 | 713 | 903 |
| 583 | Genetic recombination | 10 | 175 | 695 | 895 |
| 585 | Solar System | 3 | 174 | 700 | 500 |
| 586 | Genetics | 11 | 173 | 1603 | 2281 |
| 586 | Agricultural Ecology | 4 | 173 | 834 | 855 |
| 586 | Community Psychiatry | 7 | 173 | 505 | 634 |
| 586 | Securities | 5 | 173 | 183 | 211 |
| 586 | Proteome | 3 | 173 | 971 | 826 |
| 586 | educational statistics | 1 | 173 | 173 | 64 |
| 592 | rural health | 12 | 172 | 56 | 100 |
| 592 | Aerosols | 4 | 172 | 431 | 327 |
| 592 | weather forecasting | 2 | 172 | 221 | 128 |
| 595 | Proteomics | 5 | 171 | 755 | 779 |
| 595 | Environmental Toxicology | 6 | 171 | 1652 | 1852 |
| 595 | Public Policy | 13 | 171 | 736 | 1153 |
| 595 | Organometallic chemistry | 9 | 171 | 1280 | 1247 |
| 599 | Women's health | 11 | 170 | 500 | 664 |
| 599 | health planning | 11 | 170 | 1105 | 1284 |
| 601 | Cybernetics | 10 | 169 | 838 | 1121 |
| 602 | Social welfare | 7 | 168 | 325 | 286 |
| 603 | breastfeeding | 16 | 167 | 100 | 253 |
| 604 | Combustion | 4 | 165 | 1017 | 840 |
| 604 | Feminist criticism | 6 | 165 | 38 | 36 |
| 606 | Radio wave propagation | 5 | 164 | 541 | 344 |
| 607 | Sleep Disorders | 9 | 163 | 757 | 896 |
| 607 | technical education | 5 | 163 | 493 | 351 |
| 607 | Sleep | 9 | 163 | 771 | 903 |
| 610 | Nonverbal Communication | 13 | 162 | 43 | 174 |
| 610 | Pituitary gland | 7 | 162 | 83 | 112 |
| 612 | Environmental Geology | 10 | 161 | 848 | 1179 |
| 613 | Chemical Ecology | 5 | 160 | 388 | 435 |
| 613 | Enteral nutrition | 3 | 160 | 705 | 637 |
| 613 | pheromones | 5 | 160 | 344 | 409 |
| 616 | Rheology | 3 | 159 | 567 | 348 |
| 617 | Communication and Culture | 13 | 158 | 52 | 93 |
| 618 | Signal Transduction | 5 | 157 | 982 | 1113 |
| 619 | arthritis | 6 | 156 | 654 | 839 |
| 620 | children | 3 | 155 | 485 | 355 |
| 621 | Optical Communications | 7 | 154 | 449 | 398 |
| 621 | Molecular Genetics | 6 | 154 | 1154 | 1409 |
| 623 | Econometrics | 13 | 153 | 620 | 787 |
| 623 | Quantum electronics | 4 | 153 | 1387 | 954 |
| 623 | Labor Supply | 2 | 153 | 83 | 46 |
| 623 | Growth | 6 | 153 | 701 | 980 |
| 627 | Archaeology | 5 | 152 | 988 | 755 |
| 627 | Human physiology | 2 | 152 | 122 | 31 |
| 627 | Chromosomes | 6 | 152 | 573 | 712 |
| 630 | Speech Perception | 4 | 151 | 278 | 284 |
| 630 | auditory perception | 4 | 151 | 335 | 333 |
| 630 | Economic planning | 4 | 151 | 413 | 319 |
| 633 | Control Theory | 12 | 150 | 928 | 1084 |
| 633 | Chronic diseases | 5 | 150 | 433 | 513 |
| 635 | Geomorphology | 6 | 149 | 973 | 1162 |
| 635 | Cross-Cultural Studies | 4 | 149 | 595 | 436 |
| 635 | chronic disease | 4 | 149 | 214 | 201 |
| 638 | Political Participation | 3 | 148 | 338 | 214 |
| 639 | forestry | 6 | 147 | 133 | 146 |
| 640 | Nanoelectronics | 9 | 146 | 407 | 365 |
| 640 | visualization | 19 | 146 | 486 | 577 |
| 640 | lasers | 4 | 146 | 1838 | 1342 |
| 640 | stocks | 4 | 146 | 68 | 118 |
| 644 | Biomass | 4 | 144 | 563 | 647 |
| 644 | crime victims | 5 | 144 | 77 | 64 |
| 644 | planning | 7 | 144 | 404 | 399 |
| 647 | Hemostasis | 7 | 143 | 424 | 455 |
| 647 | Thrombosis | 7 | 143 | 584 | 703 |
| 647 | Money | 4 | 143 | 277 | 310 |
| 650 | Highway Engineering | 6 | 142 | 220 | 221 |
| 650 | civil rights | 2 | 142 | 501 | 183 |
| 650 | Regional Development | 2 | 142 | 340 | 190 |
| 650 | Development planning | 2 | 142 | 300 | 172 |
| 650 | Quality of life | 5 | 142 | 1038 | 1152 |
| 655 | Nanomedicine | 1 | 141 | 494 | 204 |
| 655 | Transnational corporations | 2 | 141 | 518 | 266 |
| 655 | Insect biochemistry | 3 | 141 | 448 | 388 |
| 658 | intimate partner violence | 8 | 140 | 5 | 22 |
| 658 | spousal abuse | 8 | 140 | 5 | 22 |
| 660 | Latin America | 7 | 138 | 777 | 459 |
| 661 | Clinical Trials | 6 | 135 | 276 | 281 |
| 662 | Feminism | 7 | 134 | 354 | 311 |
| 663 | Fluid Mechanics | 6 | 133 | 1050 | 1008 |
| 663 | Semigroups | 11 | 133 | 78 | 46 |
| 663 | biological monitoring | 2 | 133 | 613 | 382 |
| 666 | Forensic Psychology | 6 | 131 | 234 | 234 |
| 666 | slavery | 6 | 131 | 27 | 16 |
| 666 | drugs | 8 | 131 | 1123 | 1370 |
| 669 | Futures | 5 | 130 | 214 | 196 |
| 669 | cross-cultural comparison | 5 | 130 | 357 | 316 |
| 671 | Group decision making | 8 | 128 | 237 | 346 |
| 671 | Phylogeny | 4 | 128 | 739 | 875 |
| 673 | Experimental Psychology | 20 | 127 | 180 | 465 |
| 674 | Surgery | 7 | 126 | 861 | 1112 |
| 674 | Andrology | 6 | 126 | 380 | 407 |
| 674 | Nuclear family | 1 | 126 | 311 | 61 |
| 674 | Insects | 2 | 126 | 1585 | 958 |
| 678 | Ecological Genetics | 5 | 125 | 445 | 355 |
| 678 | Financial management | 7 | 125 | 235 | 460 |
| 680 | Social perception | 6 | 124 | 73 | 136 |
| 680 | Neural circuitry | 11 | 124 | 1066 | 1800 |
| 680 | intergroup relations | 8 | 124 | 70 | 178 |
| 680 | residential treatment | 6 | 124 | 80 | 90 |
| 684 | Elderly | 35 | 123 | 269 | 509 |
| 684 | Luminescence | 10 | 123 | 695 | 949 |
| 684 | Ethnology | 12 | 123 | 637 | 804 |
| 687 | Pharmacy | 5 | 122 | 1487 | 1560 |
| 687 | Portfolio Management | 11 | 122 | 84 | 122 |
| 687 | protein | 4 | 122 | 959 | 879 |
| 687 | educational planning | 8 | 122 | 179 | 345 |
| 687 | sports injuries | 4 | 122 | 433 | 329 |
| 692 | Scandinavia | 3 | 121 | 569 | 405 |
| 692 | Imagination | 7 | 121 | 22 | 26 |
| 694 | Palliative Care | 8 | 120 | 416 | 483 |
| 695 | hospice care | 8 | 119 | 250 | 323 |
| 695 | Thorax | 3 | 119 | 333 | 365 |
| 697 | Physical organic chemistry | 5 | 118 | 1123 | 1072 |
| 697 | industrial hygiene | 10 | 118 | 400 | 453 |
| 697 | Water Microbiology | 1 | 118 | 859 | 354 |
| 697 | Fouling | 1 | 118 | 450 | 238 |
| 697 | Vaccines | 3 | 118 | 1403 | 1168 |
| 702 | Socioeconomic Factors | 6 | 117 | 473 | 645 |
| 703 | Project Management | 1 | 116 | 511 | 413 |
| 704 | Psychiatric hospitals | 4 | 115 | 193 | 178 |
| 705 | Language Arts | 5 | 114 | 74 | 39 |
| 706 | Leadership | 4 | 113 | 450 | 605 |
| 707 | Public Speaking | 14 | 112 | 54 | 63 |
| 707 | Public Choice | 7 | 112 | 191 | 287 |
| 709 | Production Engineering | 11 | 111 | 982 | 1383 |
| 709 | Microcirculation | 3 | 111 | 447 | 390 |
| 709 | Nonprofit organizations | 6 | 111 | 194 | 281 |
| 712 | Leisure | 4 | 110 | 277 | 300 |
| 713 | Traffic Engineering | 4 | 109 | 334 | 421 |
| 714 | Cognitive Behavioral Therapy | 6 | 108 | 83 | 143 |
| 714 | Religion and Psychology | 2 | 108 | 724 | 290 |
| 716 | Human-Computer Interaction | 8 | 107 | 889 | 1320 |
| 716 | concrete | 2 | 107 | 1080 | 1023 |
| 718 | Differential Equations | 6 | 106 | 779 | 726 |
| 718 | Politics | 32 | 106 | 77 | 350 |
| 718 | Biomechanics | 10 | 106 | 623 | 1061 |
| 718 | Developmental Disabilities | 3 | 106 | 921 | 911 |
| 718 | government | 32 | 106 | 100 | 394 |
| 723 | Cardiovascular diseases | 3 | 105 | 1262 | 1057 |
| 723 | drug therapy | 6 | 105 | 1129 | 1352 |
| 725 | Psychometrics | 4 | 104 | 377 | 379 |
| 725 | Wildlife conservation | 5 | 104 | 772 | 1090 |
| 727 | Atmospheric Chemistry | 1 | 103 | 1102 | 875 |
| 727 | Urban Geography | 3 | 103 | 236 | 199 |
| 729 | Computational Linguistics | 4 | 102 | 438 | 243 |
| 729 | Environmental Geochemistry | 3 | 102 | 552 | 438 |
| 729 | East Asia | 6 | 102 | 365 | 314 |
| 729 | Minerals | 3 | 102 | 791 | 670 |
| 733 | Humanities | 8 | 101 | 1038 | 1051 |
| 733 | natural products | 3 | 101 | 1771 | 1373 |
| 733 | vascular diseases | 3 | 101 | 605 | 649 |
| 736 | Solar Energy | 5 | 100 | 1372 | 1811 |
| 736 | Biofeedback | 3 | 100 | 86 | 121 |
| 736 | global environmental change | 4 | 100 | 657 | 894 |
| 736 | Human Resources | 2 | 100 | 617 | 600 |
| 740 | Medical Physics | 9 | 99 | 836 | 1269 |
| 740 | Geodesy | 2 | 99 | 949 | 611 |
| 740 | Dyslexia | 1 | 99 | 302 | 160 |
| 743 | Environmental Education | 4 | 98 | 276 | 313 |
| 743 | Medical Ethics | 12 | 98 | 501 | 729 |
| 745 | risk factors | 2 | 96 | 700 | 569 |
| 746 | Immunopathology | 3 | 95 | 932 | 975 |
| 746 | radiative transfer | 2 | 95 | 725 | 434 |
| 746 | Qualitative Research | 4 | 95 | 433 | 437 |
| 746 | Infertility | 1 | 95 | 986 | 823 |
| 746 | starch | 1 | 95 | 594 | 289 |
| 746 | Relationships | 4 | 95 | 129 | 192 |
| 746 | fertility | 1 | 95 | 1068 | 876 |
| 753 | Public Relations | 23 | 94 | 61 | 356 |
| 753 | Crystal growth | 3 | 94 | 1019 | 961 |
| 755 | Organizational change | 5 | 93 | 530 | 651 |
| 755 | Combinatorial chemistry | 3 | 93 | 650 | 803 |
| 755 | Technological Innovations | 8 | 93 | 544 | 1013 |
| 758 | Lightweight concrete | 1 | 92 | 703 | 683 |
| 758 | Customary Law | 2 | 92 | 22 | 4 |
| 758 | Mitochondria | 2 | 92 | 337 | 306 |
| 758 | Budget | 7 | 92 | 62 | 80 |
| 758 | women | 7 | 92 | 504 | 490 |
| 763 | Wetland ecology | 5 | 91 | 268 | 377 |
| 764 | Hallucinogens | 7 | 90 | 74 | 158 |
| 765 | Speech-Language Pathology | 11 | 89 | 78 | 243 |
| 765 | scientific societies | 2 | 89 | 850 | 642 |
| 765 | Criminal investigation | 3 | 89 | 177 | 129 |
| 765 | Meteorites | 1 | 89 | 1076 | 924 |
| 769 | Clinical Pharmacology | 4 | 88 | 964 | 1034 |
| 769 | Geopolitics | 4 | 88 | 192 | 200 |
| 769 | Advertising | 2 | 88 | 384 | 394 |
| 769 | Community Colleges | 8 | 88 | 87 | 99 |
| 769 | Hospitality industry | 1 | 88 | 815 | 401 |
| 769 | wetland management | 4 | 88 | 102 | 149 |
| 769 | conflict management | 6 | 88 | 145 | 285 |
| 776 | Embryology | 6 | 87 | 921 | 1303 |
| 776 | Angst | 1 | 87 | 40 | 34 |
| 776 | fear | 1 | 87 | 19 | 17 |
| 776 | Feminist psychology | 1 | 87 | 179 | 86 |
| 780 | Histocompatibility Testing | 1 | 86 | 695 | 391 |
| 780 | Drug delivery systems | 2 | 86 | 1756 | 1582 |
| 780 | Criticism | 8 | 86 | 131 | 62 |
| 780 | sex differences | 1 | 86 | 274 | 164 |
| 784 | Avionics | 12 | 85 | 19 | 93 |
| 785 | Auditing | 5 | 84 | 281 | 422 |
| 785 | Employee rights | 3 | 84 | 78 | 57 |
| 787 | Water quality management | 5 | 83 | 1364 | 1550 |
| 787 | foreign exchange | 1 | 83 | 600 | 402 |
| 789 | animals | 2 | 82 | 1407 | 935 |
| 789 | Alzheimer's disease | 18 | 82 | 513 | 870 |
| 791 | Dynamics | 13 | 81 | 740 | 1238 |
| 791 | Semiconductor industry | 2 | 81 | 686 | 448 |
| 791 | Molecular structure | 5 | 81 | 1944 | 2033 |
| 794 | Neurolinguistics | 2 | 80 | 535 | 513 |
| 794 | Cultural diversity | 6 | 80 | 104 | 223 |
| 794 | cultural pluralism | 6 | 80 | 230 | 345 |
| 797 | Herpetology | 9 | 79 | 124 | 221 |
| 797 | International security | 4 | 79 | 166 | 285 |
| 797 | Molecular Spectroscopy | 3 | 79 | 1804 | 1686 |
| 797 | primary prevention | 3 | 79 | 366 | 404 |
| 801 | Intercultural Communication | 6 | 78 | 238 | 430 |
| 801 | Ethics | 13 | 78 | 345 | 726 |
| 801 | Protozoa | 2 | 78 | 500 | 431 |
| 801 | biological factors | 4 | 78 | 1627 | 1780 |
| 801 | Computer Literacy | 2 | 78 | 292 | 248 |
| 801 | Autoimmune diseases | 2 | 78 | 636 | 646 |
| 807 | Contraception | 5 | 77 | 391 | 559 |
| 807 | cell movement | 2 | 77 | 298 | 327 |
| 807 | Suicide | 6 | 77 | 325 | 500 |
| 810 | Industrial Ecology | 1 | 76 | 324 | 256 |
| 810 | Mixed methods research | 3 | 76 | 49 | 101 |
| 812 | Sports Psychology | 3 | 75 | 109 | 184 |
| 812 | Music | 15 | 75 | 280 | 620 |
| 812 | Ecosystem management | 3 | 75 | 643 | 678 |
| 815 | Computer Science | 13 | 74 | 886 | 1661 |
| 815 | mediation | 6 | 74 | 23 | 40 |
| 815 | organizational effectiveness | 3 | 74 | 430 | 446 |
| 815 | economic development projects | 1 | 74 | 391 | 171 |
| 819 | Plant Biotechnology | 1 | 73 | 1220 | 838 |
| 819 | Radiochemistry | 3 | 73 | 968 | 666 |
| 819 | Inflammation | 2 | 73 | 1175 | 1242 |
| 822 | Antioxidants | 4 | 72 | 608 | 974 |
| 822 | prostaglandins | 2 | 72 | 492 | 434 |
| 822 | Reptiles | 8 | 72 | 114 | 218 |
| 822 | Fashion | 4 | 72 | 108 | 118 |
| 822 | Scanning electron microscopy | 1 | 72 | 295 | 119 |
| 827 | Software Engineering | 1 | 71 | 1466 | 934 |
| 827 | Biogeochemical cycles | 1 | 71 | 588 | 625 |
| 829 | Nephrology | 1 | 70 | 666 | 594 |
| 829 | Molecular Microbiology | 3 | 70 | 760 | 1032 |
| 829 | Bioethics | 7 | 70 | 566 | 741 |
| 829 | Social Issues | 2 | 70 | 335 | 317 |
| 829 | Smart Materials | 2 | 70 | 1155 | 925 |
| 829 | Intelligent Control Systems | 2 | 70 | 1521 | 785 |
| 829 | Bacteria | 2 | 70 | 393 | 505 |
| 829 | Gene library | 2 | 70 | 97 | 119 |
| 829 | Kidney diseases | 1 | 70 | 1146 | 838 |
| 838 | Nationalism | 4 | 69 | 282 | 243 |
| 838 | Intelligence | 3 | 69 | 245 | 306 |
| 838 | Library Science | 7 | 69 | 541 | 605 |
| 838 | environmental exposure | 9 | 69 | 1009 | 2098 |
| 838 | biomedicine | 1 | 69 | 872 | 658 |
| 843 | Rheumatology | 6 | 68 | 696 | 992 |
| 843 | Telecommunication Systems | 4 | 68 | 1440 | 1410 |
| 843 | Environmental Psychology | 2 | 68 | 470 | 582 |
| 843 | Regional Economics | 2 | 68 | 587 | 466 |
| 843 | mutation | 4 | 68 | 451 | 690 |
| 843 | Multiphase Flow | 2 | 68 | 479 | 465 |
| 843 | Combinatorial analysis | 11 | 68 | 527 | 681 |
| 843 | investigative techniques | 4 | 68 | 73 | 219 |
| 851 | Optoelectronic devices | 1 | 67 | 1573 | 708 |
| 851 | questioning | 7 | 67 | 13 | 34 |
| 851 | disaster relief | 1 | 67 | 419 | 243 |
| 851 | Human biology | 6 | 67 | 408 | 567 |
| 855 | Edible plants | 2 | 66 | 286 | 345 |
| 856 | Game Theory | 3 | 65 | 570 | 499 |
| 856 | Gender Studies | 4 | 65 | 443 | 552 |
| 856 | Nanophotonics | 2 | 65 | 412 | 438 |
| 856 | Genetic regulation | 6 | 65 | 650 | 1140 |
| 856 | child behavior | 1 | 65 | 610 | 471 |
| 856 | Textile industry | 7 | 65 | 273 | 373 |
| 862 | Political Geography | 1 | 64 | 505 | 336 |
| 862 | Oxidative stress | 1 | 64 | 1271 | 1297 |
| 862 | Cellular senescence | 1 | 64 | 601 | 722 |
| 862 | Hospitals | 9 | 64 | 170 | 305 |
| 862 | carcinogens | 5 | 64 | 642 | 1035 |
| 867 | Nanochemistry | 7 | 63 | 766 | 1372 |
| 867 | zoos | 2 | 63 | 69 | 22 |
| 867 | forest policy | 5 | 63 | 233 | 395 |
| 867 | Literacy | 4 | 63 | 263 | 292 |
| 871 | Agricultural Engineering | 1 | 62 | 764 | 539 |
| 871 | health and race | 3 | 62 | 176 | 227 |
| 871 | ethnic groups | 3 | 62 | 332 | 369 |
| 871 | homosexuality | 6 | 62 | 239 | 465 |
| 875 | Systems Engineering | 6 | 61 | 1574 | 2088 |
| 875 | Mechatronics | 2 | 61 | 1093 | 1026 |
| 875 | Divorce | 3 | 61 | 137 | 113 |
| 875 | Active Learning | 3 | 61 | 60 | 129 |
| 875 | monoclonal antibodies | 1 | 61 | 468 | 248 |
| 875 | enzymes | 4 | 61 | 1181 | 1594 |
| 881 | Law and Economics | 6 | 60 | 179 | 244 |
| 881 | economic conditions | 4 | 60 | 415 | 570 |
| 881 | Export Marketing | 3 | 60 | 199 | 381 |
| 881 | Synapses | 1 | 60 | 420 | 326 |
| 881 | Nonlinear systems | 4 | 60 | 514 | 619 |
| 881 | Genes | 3 | 60 | 1036 | 1178 |
| 887 | History | 36 | 59 | 270 | 414 |
| 887 | Physical Geography | 5 | 59 | 356 | 581 |
| 887 | Health Services Research | 8 | 59 | 834 | 1420 |
| 887 | Hearing Aids | 8 | 59 | 91 | 189 |
| 887 | gene mapping | 4 | 59 | 1431 | 2054 |
| 892 | Health Information Management | 2 | 58 | 429 | 827 |
| 892 | Lattice Theory | 5 | 58 | 132 | 103 |
| 892 | international trade | 7 | 58 | 393 | 740 |
| 892 | Consumer education | 3 | 58 | 336 | 581 |
| 892 | North America | 5 | 58 | 565 | 755 |
| 892 | Marriage counseling | 2 | 58 | 382 | 391 |
| 898 | Paleobiology | 6 | 57 | 199 | 281 |
| 898 | sustainability | 4 | 57 | 717 | 1209 |
| 898 | language therapy | 3 | 57 | 151 | 178 |
| 898 | sports administration | 6 | 57 | 171 | 358 |
| 902 | Criminal Law | 1 | 56 | 457 | 263 |
| 902 | Popular culture | 16 | 56 | 120 | 298 |
| 902 | Reproductive health | 5 | 56 | 510 | 844 |
| 902 | extraterrestrial environment | 5 | 56 | 400 | 585 |
| 902 | Investments | 5 | 56 | 325 | 533 |
| 907 | Forensic Psychiatry | 3 | 55 | 515 | 516 |
| 907 | Natural resources | 4 | 55 | 615 | 923 |
| 907 | Industrial Policy | 6 | 55 | 326 | 583 |
| 907 | Androgens | 2 | 55 | 265 | 323 |
| 911 | Graph Theory | 6 | 54 | 503 | 543 |
| 911 | Development Economics | 1 | 54 | 766 | 493 |
| 911 | Simulation Methods | 6 | 54 | 650 | 1141 |
| 911 | Sound | 24 | 54 | 257 | 933 |
| 911 | Writing | 5 | 54 | 188 | 384 |
| 911 | thinking | 1 | 54 | 652 | 444 |
| 911 | Australia | 4 | 54 | 1490 | 1698 |
| 918 | Topology | 6 | 53 | 229 | 269 |
| 918 | Fashion merchandising | 2 | 53 | 51 | 76 |
| 918 | Magnetic Materials | 3 | 53 | 1451 | 1573 |
| 918 | corporate culture | 2 | 53 | 266 | 313 |
| 918 | Evolution equations | 3 | 53 | 155 | 118 |
| 923 | Soil Mechanics | 2 | 52 | 1176 | 1163 |
| 923 | Political Sociology | 2 | 52 | 587 | 504 |
| 923 | Behavioral research | 4 | 52 | 471 | 590 |
| 923 | Soft Condensed Matter | 3 | 52 | 1017 | 1204 |
| 923 | Ultrasonics | 3 | 52 | 1204 | 1651 |
| 923 | Business Intelligence | 3 | 52 | 18 | 5 |
| 923 | big data | 4 | 52 | 484 | 762 |
| 923 | Eastern Europe | 4 | 52 | 731 | 668 |
| 923 | Germany | 4 | 52 | 508 | 349 |
| 923 | school sports | 3 | 52 | 126 | 182 |
| 923 | biopolymers | 3 | 52 | 1105 | 1331 |
| 923 | wood | 4 | 52 | 384 | 460 |
| 923 | Southern states | 9 | 52 | 106 | 235 |
| 936 | Queer Studies | 3 | 51 | 288 | 418 |
| 936 | Macroeconomics | 4 | 51 | 325 | 381 |
| 936 | Multicultural Education | 4 | 51 | 334 | 402 |
| 936 | Geographic information systems | 7 | 51 | 678 | 1135 |
| 936 | gene therapy | 2 | 51 | 953 | 1095 |
| 936 | Magnetic Resonance Spectroscopy | 11 | 51 | 576 | 1012 |
| 936 | Brachytherapy | 13 | 51 | 55 | 150 |
| 936 | national security | 2 | 51 | 475 | 250 |
| 936 | European Union | 2 | 51 | 210 | 196 |
| 936 | liver | 3 | 51 | 279 | 364 |
| 936 | environmental issues | 3 | 51 | 398 | 650 |
| 936 | motor skills | 5 | 51 | 132 | 245 |
| 948 | Organizational learning | 2 | 50 | 604 | 487 |
| 948 | Multimedia Systems | 3 | 50 | 1810 | 1850 |
| 950 | Power Electronics | 1 | 49 | 1371 | 1236 |
| 950 | Heterocyclic chemistry | 8 | 49 | 209 | 433 |
| 950 | Religion | 46 | 49 | 92 | 541 |
| 950 | Measurement | 4 | 49 | 1192 | 1555 |
| 950 | men | 2 | 49 | 395 | 393 |
| 950 | Flow cytometry | 1 | 49 | 523 | 440 |
| 950 | Immunity | 2 | 49 | 1577 | 1875 |
| 957 | Occupational Therapy | 5 | 48 | 730 | 780 |
| 957 | Pediatric Dermatology | 4 | 48 | 288 | 374 |
| 957 | Discourse Analysis | 5 | 48 | 255 | 487 |
| 957 | health services accessibility | 3 | 48 | 850 | 1028 |
| 957 | Social Change | 2 | 48 | 1255 | 1659 |
| 957 | Chromosome mapping | 3 | 48 | 1492 | 2011 |
| 957 | Antarctica | 1 | 48 | 847 | 537 |
| 957 | African Americans | 6 | 48 | 116 | 179 |
| 957 | African American | 4 | 48 | 104 | 141 |
| 966 | Thin Films | 2 | 47 | 675 | 538 |
| 966 | Endocrine glands | 2 | 47 | 302 | 515 |
| 966 | Ceramic materials | 1 | 47 | 1929 | 1534 |
| 966 | Enzyme | 2 | 47 | 666 | 868 |
| 970 | solar power | 2 | 46 | 1002 | 1260 |
| 970 | supercritical fluids | 2 | 46 | 492 | 628 |
| 970 | solar cells | 2 | 46 | 1066 | 1329 |
| 973 | Systems Biology | 2 | 45 | 1537 | 1742 |
| 973 | Remote Sensing | 5 | 45 | 1133 | 1392 |
| 973 | Number Theory | 2 | 45 | 997 | 596 |
| 973 | Organizational culture | 1 | 45 | 95 | 123 |
| 973 | Biometrics | 4 | 45 | 828 | 1005 |
| 973 | wages | 1 | 45 | 72 | 18 |
| 973 | California | 4 | 45 | 320 | 435 |
| 980 | Mining Engineering | 2 | 44 | 651 | 620 |
| 980 | Pharmaceutical Technology | 2 | 44 | 1658 | 1814 |
| 980 | Communication Policy | 1 | 44 | 194 | 157 |
| 980 | Telecommunication Policy | 1 | 44 | 194 | 157 |
| 980 | Technology Assessment | 2 | 44 | 556 | 872 |
| 980 | voice | 2 | 44 | 585 | 543 |
| 980 | Drug delivery devices | 1 | 44 | 477 | 554 |
| 980 | internet | 6 | 44 | 1072 | 1881 |
| 980 | Nitric oxide | 2 | 44 | 341 | 498 |
| 989 | Hydrogeology | 2 | 43 | 798 | 885 |
| 989 | Continuing Education | 15 | 43 | 110 | 422 |
| 989 | intervention | 4 | 43 | 91 | 104 |
| 989 | Aquatic ecology | 2 | 43 | 1054 | 1050 |
| 993 | Freshwater Ecology | 5 | 42 | 162 | 264 |
| 993 | Dance | 9 | 42 | 127 | 171 |
| 993 | Geothermal Energy | 1 | 42 | 468 | 403 |
| 993 | Body Image | 1 | 42 | 385 | 446 |
| 993 | Matroids | 3 | 42 | 248 | 299 |
| 998 | Feminist criminology | 1 | 41 | 115 | 114 |
| 998 | Sociolinguistics | 3 | 41 | 472 | 539 |
| 998 | Occupational exposure | 3 | 41 | 55 | 55 |