| # | Discipline | Articles | Citations | R ARank | R CRank |
|---|
| 1 | Psychosomatic Medicine | 27 | 7,148 | 145 | 14 |
| 2 | Ecology | 95 | 6,873 | 1.2K | 875 |
| 3 | Psychology | 150 | 6,187 | 637 | 527 |
| 4 | Psychophysiology | 159 | 6,019 | 271 | 313 |
| 5 | Biology | 92 | 4,893 | 2.6K | 2.8K |
| 6 | Psychiatry | 76 | 4,035 | 1.1K | 884 |
| 7 | Science | 99 | 3,213 | 2.6K | 3.7K |
| 8 | Pollution | 46 | 2,974 | 1.6K | 1.2K |
| 9 | Pharmacology | 13 | 2,816 | 3.4K | 1.1K |
| 10 | Biochemistry | 14 | 2,801 | 5.8K | 2.2K |
| 11 | Physiology | 24 | 2,735 | 2.0K | 939 |
| 12 | Environment | 28 | 2,681 | 1.8K | 1.4K |
| 13 | Endocrinology | 22 | 2,622 | 1.6K | 913 |
| 14 | Behavior | 35 | 2,459 | 865 | 551 |
| 15 | Economics | 82 | 2,402 | 797 | 551 |
| 16 | Small Business | 18 | 2,372 | 136 | 95 |
| 17 | Metabolism | 18 | 2,309 | 1.5K | 895 |
| 18 | Metabolic diseases | 17 | 2,248 | 1.4K | 832 |
| 19 | environmental pollution | 24 | 2,068 | 1.6K | 840 |
| 20 | Research | 89 | 2,022 | 2.3K | 2.6K |
| 21 | Molecular Biology | 33 | 1,840 | 3.7K | 3.1K |
| 22 | Medicine | 85 | 1,838 | 3.0K | 4.0K |
| 23 | Soil Science | 40 | 1,769 | 306 | 230 |
| 24 | psychotherapy | 38 | 1,655 | 320 | 244 |
| 25 | Neurology | 31 | 1,617 | 2.4K | 2.2K |
| 26 | Learning | 27 | 1,584 | 307 | 202 |
| 27 | personality | 31 | 1,567 | 262 | 263 |
| 28 | human behavior | 34 | 1,534 | 537 | 571 |
| 29 | Social Sciences | 19 | 1,349 | 1.5K | 469 |
| 30 | Mental Disorders | 23 | 1,319 | 1.6K | 1.2K |
| 31 | Social Psychology | 32 | 1,277 | 576 | 518 |
| 32 | Biodiversity conservation | 37 | 1,254 | 490 | 832 |
| 33 | United States | 15 | 1,238 | 3.1K | 1.3K |
| 34 | Educational Psychology | 22 | 1,233 | 451 | 263 |
| 35 | Developmental Psychology | 18 | 1,128 | 382 | 282 |
| 36 | Cognitive neuroscience | 22 | 1,064 | 336 | 401 |
| 37 | Molecular Genetics | 28 | 1,054 | 623 | 706 |
| 38 | Geomorphology | 15 | 1,023 | 321 | 154 |
| 39 | Cognitive Science | 28 | 1,011 | 359 | 410 |
| 40 | Cognition | 58 | 997 | 304 | 478 |
| 41 | Psychopharmacology | 16 | 993 | 864 | 642 |
| 42 | Biogeography | 19 | 969 | 380 | 412 |
| 43 | Hydrology | 25 | 944 | 830 | 658 |
| 44 | Molecular ecology | 23 | 911 | 418 | 557 |
| 45 | Memory | 20 | 899 | 200 | 188 |
| 46 | Biodiversity | 31 | 889 | 730 | 786 |
| 47 | Environmental monitoring | 17 | 888 | 1.7K | 1.3K |
| 48 | Environmental Health | 21 | 882 | 2.5K | 2.2K |
| 49 | Emotions | 26 | 854 | 118 | 184 |
| 50 | Population Genetics | 25 | 841 | 419 | 558 |
| 51 | Mental illness | 15 | 830 | 1.2K | 1.0K |
| 52 | Eating Disorders | 27 | 803 | 244 | 255 |
| 52 | Feeding and Eating Disorders | 27 | 803 | 222 | 241 |
| 54 | behavioral medicine | 12 | 794 | 670 | 479 |
| 55 | Environmental Policy | 4 | 789 | 3.0K | 1.2K |
| 56 | Neurophysiology | 24 | 751 | 1.2K | 1.5K |
| 57 | Animal Behavior | 13 | 733 | 873 | 734 |
| 58 | Wildlife conservation | 15 | 732 | 273 | 176 |
| 59 | Geography | 33 | 692 | 631 | 695 |
| 60 | Perception | 46 | 686 | 138 | 259 |
| 60 | Europe | 60 | 686 | 685 | 972 |
| 62 | Environmental Geology | 11 | 679 | 597 | 241 |
| 63 | Brain | 16 | 665 | 1.3K | 1.1K |
| 64 | Earth Sciences | 19 | 649 | 1.3K | 1.1K |
| 65 | Land use | 11 | 641 | 372 | 143 |
| 66 | soil conservation | 10 | 607 | 354 | 137 |
| 67 | land degradation | 8 | 596 | 219 | 55 |
| 67 | degradation | 8 | 596 | 219 | 55 |
| 69 | Environmental Economics | 2 | 594 | 567 | 62 |
| 70 | ecosystem | 6 | 587 | 1.1K | 667 |
| 71 | Synaptic Transmission | 9 | 579 | 286 | 147 |
| 72 | Clinical Psychology | 13 | 574 | 901 | 880 |
| 72 | Anxiety | 5 | 574 | 435 | 280 |
| 74 | Microbial Ecology | 7 | 572 | 1.9K | 1.5K |
| 75 | biological evolution | 23 | 570 | 802 | 1.2K |
| 75 | Evolution | 29 | 570 | 627 | 1.1K |
| 77 | Political Science | 9 | 563 | 1.4K | 518 |
| 78 | human development | 3 | 554 | 901 | 296 |
| 79 | Microbiology | 9 | 548 | 5.4K | 4.4K |
| 80 | Aging | 9 | 539 | 2.2K | 1.3K |
| 81 | Obesity | 14 | 527 | 1.2K | 1.2K |
| 82 | Toxicology | 15 | 526 | 2.7K | 2.5K |
| 83 | Zoology | 22 | 525 | 1.1K | 893 |
| 84 | China | 10 | 515 | 1.7K | 718 |
| 85 | Attention | 37 | 510 | 37 | 120 |
| 86 | Medical genetics | 9 | 504 | 2.4K | 2.2K |
| 87 | Development Economics | 3 | 500 | 592 | 153 |
| 88 | psychophysics | 36 | 499 | 16 | 48 |
| 89 | Botany | 12 | 494 | 2.5K | 2.2K |
| 90 | Plant diseases | 4 | 488 | 2.0K | 815 |
| 91 | Neurobiology | 11 | 487 | 1.1K | 1.2K |
| 92 | Depression | 3 | 484 | 469 | 241 |
| 92 | soil microbiology | 2 | 484 | 1.8K | 774 |
| 92 | Anxiety Disorders | 3 | 484 | 615 | 323 |
| 95 | Biotechnology | 11 | 478 | 4.4K | 4.0K |
| 96 | Human genetics | 3 | 451 | 2.9K | 3.0K |
| 97 | Geophysics | 15 | 443 | 2.0K | 1.9K |
| 98 | Plant Ecology | 16 | 426 | 699 | 934 |
| 99 | plant communities | 12 | 421 | 621 | 742 |
| 100 | Computer Graphics | 10 | 417 | 784 | 529 |
| 101 | marketing | 6 | 416 | 1.2K | 752 |
| 102 | Health Policy | 10 | 394 | 1.6K | 1.2K |
| 103 | Neuropsychiatry | 7 | 393 | 783 | 479 |
| 103 | Operations Research | 27 | 393 | 633 | 844 |
| 105 | Phylogeny | 15 | 389 | 302 | 375 |
| 106 | Industrial Policy | 9 | 387 | 130 | 78 |
| 107 | Quality of life | 13 | 386 | 668 | 801 |
| 108 | industrial relations | 23 | 375 | 208 | 236 |
| 109 | Ethology | 7 | 373 | 903 | 906 |
| 110 | Food | 9 | 371 | 2.2K | 1.7K |
| 110 | feeding behavior | 9 | 371 | 331 | 295 |
| 110 | pain | 12 | 371 | 907 | 1.1K |
| 110 | Appetite | 9 | 371 | 273 | 259 |
| 114 | Occupational Health | 4 | 364 | 1.3K | 385 |
| 115 | Experimental Psychology | 14 | 363 | 247 | 303 |
| 116 | Education | 19 | 357 | 1.8K | 1.3K |
| 117 | Economic History | 24 | 356 | 1.3K | 1.1K |
| 118 | Conservation Biology | 13 | 354 | 472 | 653 |
| 119 | Mathematics | 43 | 348 | 2.1K | 2.1K |
| 119 | Neuropsychology | 15 | 348 | 1.2K | 1.3K |
| 121 | Child Development | 9 | 343 | 1.3K | 1.1K |
| 122 | Export Marketing | 3 | 342 | 206 | 115 |
| 123 | innovation | 6 | 333 | 346 | 254 |
| 124 | Public Health | 12 | 332 | 3.9K | 3.8K |
| 124 | individual differences | 7 | 332 | 25 | 15 |
| 126 | Child psychology | 10 | 326 | 914 | 1.0K |
| 127 | Entrepreneurship | 11 | 321 | 320 | 520 |
| 128 | motivation | 10 | 317 | 77 | 125 |
| 128 | Emotion | 10 | 317 | 64 | 122 |
| 130 | Molecular evolution | 10 | 300 | 893 | 1.1K |
| 131 | cryosphere | 11 | 298 | 212 | 251 |
| 132 | Glaciology | 11 | 287 | 162 | 169 |
| 132 | glaciers | 11 | 287 | 157 | 166 |
| 134 | Environmental Microbiology | 1 | 280 | 2.8K | 1.2K |
| 135 | Sociology | 9 | 279 | 1.9K | 1.5K |
| 136 | Developing countries | 5 | 276 | 1.6K | 794 |
| 137 | Economic Development | 5 | 274 | 1.3K | 850 |
| 138 | soil management | 4 | 271 | 295 | 143 |
| 139 | Environmental Engineering | 7 | 267 | 3.1K | 2.8K |
| 140 | Environmental Management | 4 | 266 | 2.6K | 2.0K |
| 141 | sanitation | 4 | 262 | 1.8K | 1.8K |
| 142 | Medical Laboratory Science | 5 | 261 | 2.2K | 1.7K |
| 142 | Industrial Microbiology | 5 | 261 | 1.8K | 1.6K |
| 142 | sexual behavior | 4 | 261 | 580 | 302 |
| 145 | Insects | 18 | 260 | 564 | 699 |
| 146 | Happiness | 10 | 259 | 97 | 158 |
| 147 | psychopathology | 2 | 251 | 323 | 188 |
| 148 | Atmospheric Physics | 6 | 248 | 1.3K | 1.2K |
| 149 | Climatology | 8 | 245 | 1.2K | 1.2K |
| 150 | animals | 13 | 242 | 707 | 623 |
| 151 | Artificial Intelligence | 15 | 239 | 1.9K | 2.2K |
| 151 | Growth | 4 | 239 | 1.4K | 1.3K |
| 153 | Climate change | 5 | 238 | 1.0K | 1.4K |
| 153 | Eutrophication | 5 | 238 | 967 | 1.4K |
| 155 | Linguistics | 11 | 237 | 839 | 580 |
| 156 | Computational Biology | 8 | 235 | 2.5K | 2.3K |
| 157 | Meteorology | 8 | 233 | 1.6K | 1.8K |
| 158 | tillage | 1 | 230 | 299 | 59 |
| 159 | Human Resources | 4 | 228 | 381 | 279 |
| 160 | Natural history | 14 | 227 | 2.5K | 6.0K |
| 160 | brain mapping | 5 | 227 | 737 | 677 |
| 162 | System analysis | 12 | 226 | 1.2K | 1.2K |
| 163 | economic policy | 25 | 223 | 704 | 974 |
| 164 | Physics | 9 | 207 | 7.6K | 9.2K |
| 165 | Human-Computer Interaction | 8 | 205 | 948 | 894 |
| 165 | Social behavior | 7 | 205 | 808 | 891 |
| 167 | Substance Abuse | 4 | 204 | 1.6K | 989 |
| 167 | polar regions | 8 | 204 | 418 | 410 |
| 169 | Bioengineering | 7 | 201 | 3.6K | 4.1K |
| 170 | technology transfer | 3 | 200 | 188 | 150 |
| 171 | Entomology | 16 | 199 | 1.3K | 1.4K |
| 172 | economic conditions | 2 | 197 | 793 | 120 |
| 173 | Nervous system | 6 | 196 | 2.3K | 2.5K |
| 174 | Economic Thought | 1 | 195 | 163 | 57 |
| 175 | Cytology | 2 | 194 | 6.1K | 4.5K |
| 175 | Cell Biology | 2 | 194 | 6.0K | 4.5K |
| 177 | Statistics | 24 | 193 | 1.1K | 1.7K |
| 177 | Public Policy | 10 | 193 | 911 | 1.1K |
| 179 | Systems Analysis | 8 | 186 | 652 | 573 |
| 179 | Performance | 9 | 186 | 165 | 221 |
| 181 | management | 20 | 185 | 1.1K | 1.9K |
| 182 | Epidemiology | 9 | 179 | 3.1K | 3.5K |
| 182 | Business | 14 | 179 | 835 | 1.3K |
| 184 | Analytical Chemistry | 10 | 173 | 3.2K | 3.7K |
| 185 | Biomass Energy | 6 | 170 | 1.8K | 2.0K |
| 185 | Biogeochemistry | 4 | 170 | 1.1K | 1.1K |
| 187 | Pediatrics | 2 | 169 | 3.9K | 2.7K |
| 188 | Genetics | 7 | 168 | 3.5K | 4.4K |
| 188 | bioclimatology | 4 | 168 | 914 | 617 |
| 190 | Online social networks | 2 | 167 | 410 | 101 |
| 190 | mental health promotion | 2 | 167 | 203 | 91 |
| 190 | internet | 2 | 167 | 1.9K | 839 |
| 193 | pain management | 5 | 165 | 641 | 499 |
| 194 | pollutants | 4 | 163 | 1.8K | 1.7K |
| 194 | Environmental pollutants | 4 | 163 | 2.3K | 2.0K |
| 196 | Organizational Behavior | 6 | 160 | 362 | 412 |
| 197 | Engineering Mathematics | 6 | 158 | 2.1K | 1.2K |
| 197 | Psycholinguistics | 7 | 158 | 630 | 715 |
| 199 | Geriatrics | 6 | 150 | 3.0K | 2.7K |
| 200 | Visual Perception | 11 | 149 | 135 | 207 |
| 201 | Mental Health | 9 | 144 | 1.0K | 1.3K |
| 201 | Environmental Chemistry | 2 | 144 | 3.3K | 2.4K |
| 201 | Women's health | 1 | 144 | 3.0K | 1.1K |
| 204 | Queuing Theory | 5 | 142 | 120 | 107 |
| 205 | Decision making | 6 | 136 | 1.2K | 1.2K |
| 205 | Soil ecology | 5 | 136 | 388 | 524 |
| 207 | Lung Transplantation | 1 | 133 | 962 | 458 |
| 207 | Heart transplantation | 1 | 133 | 962 | 458 |
| 207 | violence | 3 | 133 | 1.1K | 757 |
| 210 | Obstetrics | 1 | 130 | 4.6K | 2.4K |
| 210 | Law and Economics | 1 | 130 | 537 | 73 |
| 212 | Public opinion | 4 | 128 | 399 | 382 |
| 212 | Teaching | 1 | 128 | 3.1K | 972 |
| 212 | behavior therapy | 7 | 128 | 552 | 714 |
| 212 | Agriculture | 5 | 128 | 2.0K | 1.9K |
| 216 | Allergy | 1 | 126 | 2.3K | 1.8K |
| 216 | Immunity | 1 | 126 | 3.7K | 3.0K |
| 218 | Oceanography | 6 | 125 | 1.4K | 1.5K |
| 219 | Environmental Toxicology | 3 | 124 | 3.0K | 2.8K |
| 220 | Animal | 7 | 122 | 76 | 97 |
| 221 | nucleic acids | 2 | 121 | 2.8K | 2.5K |
| 222 | Radiation | 2 | 120 | 2.7K | 1.5K |
| 222 | Mass Media | 2 | 120 | 1.3K | 309 |
| 224 | Wetland ecology | 2 | 116 | 720 | 389 |
| 224 | Wetland conservation | 2 | 116 | 514 | 261 |
| 224 | Wetlands | 2 | 116 | 526 | 262 |
| 227 | Software Engineering | 4 | 115 | 1.1K | 788 |
| 227 | Paleoclimatology | 4 | 115 | 689 | 674 |
| 229 | Job satisfaction | 2 | 112 | 156 | 176 |
| 229 | Family | 3 | 112 | 1.1K | 863 |
| 229 | Work | 2 | 112 | 472 | 240 |
| 229 | job stress | 2 | 112 | 156 | 176 |
| 233 | health services | 5 | 110 | 1.0K | 1.1K |
| 234 | Planets | 5 | 108 | 1.6K | 2.0K |
| 235 | Human Geography | 6 | 106 | 799 | 781 |
| 235 | Investments | 3 | 106 | 470 | 267 |
| 237 | Physical Geography | 1 | 104 | 1.1K | 427 |
| 237 | Venture Capital | 2 | 104 | 188 | 179 |
| 239 | language | 2 | 103 | 1.2K | 830 |
| 240 | visualization | 9 | 102 | 1.1K | 909 |
| 241 | Agricultural Ecology | 4 | 101 | 1.3K | 1.6K |
| 241 | Numerical Analysis | 5 | 101 | 2.1K | 1.6K |
| 243 | Stochastic Processes | 5 | 100 | 763 | 674 |
| 244 | Cognitive Therapy | 6 | 98 | 431 | 583 |
| 245 | Applied Linguistics | 6 | 97 | 400 | 373 |
| 245 | sex crimes | 1 | 97 | 1.2K | 566 |
| 247 | Hypertension | 2 | 96 | 2.8K | 3.1K |
| 248 | Transport | 3 | 95 | 394 | 467 |
| 248 | Sea | 3 | 95 | 287 | 318 |
| 248 | Fishery resources | 3 | 95 | 385 | 378 |
| 248 | rehabilitation | 5 | 95 | 2.2K | 2.6K |
| 248 | Fisheries | 3 | 95 | 1.7K | 1.4K |
| 253 | finance | 8 | 94 | 1.4K | 1.7K |
| 254 | Marine Biology | 4 | 93 | 2.5K | 2.6K |
| 254 | Developmental Biology | 3 | 93 | 2.5K | 2.8K |
| 256 | Adolescent | 4 | 91 | 2.4K | 2.2K |
| 256 | Aquatic ecology | 3 | 91 | 1.2K | 1.0K |
| 258 | Angst | 2 | 90 | 28 | 39 |
| 258 | fear | 2 | 90 | 9 | 18 |
| 260 | Genetic variation | 5 | 89 | 70 | 77 |
| 261 | Sports | 5 | 88 | 2.3K | 2.1K |
| 262 | Ecological Genetics | 7 | 87 | 422 | 579 |
| 263 | Comparative Physiology | 1 | 84 | 1.3K | 880 |
| 263 | Plant Morphology | 2 | 84 | 596 | 410 |
| 263 | adolescence | 3 | 84 | 1.1K | 1.0K |
| 266 | Business Ethics | 1 | 83 | 1.6K | 1.3K |
| 267 | Production Management | 1 | 82 | 1.4K | 1.1K |
| 268 | Adolescent Psychology | 2 | 81 | 1.2K | 989 |
| 268 | Corporate governance | 2 | 81 | 640 | 464 |
| 268 | Gene expression regulation | 1 | 81 | 2.1K | 1.4K |
| 268 | Cell differentiation | 1 | 81 | 3.4K | 2.9K |
| 268 | DNA methylation | 1 | 81 | 767 | 541 |
| 268 | Consciousness | 3 | 81 | 472 | 421 |
| 274 | Special Education | 3 | 80 | 890 | 662 |
| 274 | Gerontology | 4 | 80 | 2.3K | 2.0K |
| 276 | Manufacturing Processes | 2 | 79 | 2.8K | 1.9K |
| 276 | Production Engineering | 1 | 79 | 3.4K | 1.7K |
| 276 | Probability | 1 | 79 | 1.5K | 815 |
| 276 | Risk Management | 1 | 79 | 1.7K | 842 |
| 276 | Research Design | 4 | 79 | 1.2K | 1.5K |
| 276 | Financial management | 1 | 79 | 1.2K | 791 |
| 276 | Risk | 1 | 79 | 1.3K | 799 |
| 283 | biological invasions | 5 | 77 | 521 | 824 |
| 284 | Chemistry | 4 | 75 | 10.1K | 11.1K |
| 284 | mental health policy | 6 | 75 | 149 | 247 |
| 286 | computer networks | 1 | 74 | 3.9K | 2.1K |
| 287 | Counseling Psychology | 2 | 73 | 320 | 291 |
| 287 | counseling | 2 | 73 | 1.9K | 1.4K |
| 289 | crime | 2 | 72 | 913 | 656 |
| 290 | Speech Disorders | 2 | 71 | 1.4K | 1.2K |
| 290 | Vision | 8 | 71 | 343 | 766 |
| 290 | Speech | 2 | 71 | 1.1K | 1.0K |
| 293 | Data Mining | 3 | 70 | 1.9K | 2.0K |
| 293 | Marriage | 1 | 70 | 1.1K | 600 |
| 293 | paraphilias | 1 | 70 | 413 | 246 |
| 293 | Marriage counseling | 1 | 70 | 683 | 427 |
| 297 | Investment analysis | 1 | 69 | 789 | 481 |
| 298 | Neuropharmacology | 4 | 68 | 712 | 941 |
| 299 | Music | 3 | 67 | 1.1K | 684 |
| 299 | Personality Disorders | 4 | 67 | 203 | 312 |
| 299 | Germany | 18 | 67 | 164 | 323 |
| 302 | Atmospheric Chemistry | 1 | 65 | 1.7K | 1.5K |
| 302 | organizational effectiveness | 2 | 65 | 673 | 487 |
| 304 | Soil biology | 4 | 64 | 511 | 909 |
| 304 | Soil fertility | 4 | 64 | 336 | 641 |
| 304 | International Finance | 6 | 64 | 830 | 1.2K |
| 307 | Cognitive Psychology | 6 | 63 | 238 | 381 |
| 307 | Systems Biology | 4 | 63 | 1.8K | 2.2K |
| 307 | locomotion | 3 | 63 | 604 | 732 |
| 307 | posture | 3 | 63 | 604 | 732 |
| 307 | international trade | 4 | 63 | 472 | 510 |
| 307 | Mountains | 2 | 63 | 512 | 270 |
| 307 | Post-traumatic stress disorder | 2 | 63 | 1.1K | 1.1K |
| 307 | gait | 3 | 63 | 604 | 732 |
| 307 | walking | 3 | 63 | 604 | 732 |
| 316 | Criminology | 1 | 62 | 1.7K | 992 |
| 316 | Criminal psychology | 1 | 62 | 1.4K | 947 |
| 316 | Liposomes | 2 | 62 | 801 | 753 |
| 316 | Lipid bilayers | 2 | 62 | 650 | 611 |
| 320 | Demography | 5 | 61 | 630 | 958 |
| 320 | Neurolinguistics | 1 | 61 | 575 | 470 |
| 320 | Pharmacokinetics | 1 | 61 | 1.9K | 1.2K |
| 320 | Forest Ecology | 5 | 61 | 495 | 814 |
| 324 | global environmental change | 1 | 60 | 1.6K | 1.3K |
| 325 | Political Psychology | 1 | 59 | 637 | 504 |
| 325 | Mathematical Physics | 1 | 59 | 4.5K | 2.3K |
| 325 | Hemodynamics | 1 | 59 | 1.6K | 1.6K |
| 325 | Periglacial processes | 1 | 59 | 288 | 231 |
| 325 | Permafrost | 1 | 59 | 288 | 231 |
| 325 | Frozen ground | 1 | 59 | 292 | 231 |
| 331 | Humanities | 3 | 58 | 2.2K | 1.1K |
| 331 | Tourism | 5 | 58 | 1.1K | 1.7K |
| 331 | European integration | 3 | 58 | 238 | 290 |
| 331 | Birds | 4 | 58 | 1.3K | 1.3K |
| 331 | Sales management | 1 | 58 | 217 | 193 |
| 331 | selling | 1 | 58 | 217 | 193 |
| 331 | European Economic Community | 3 | 58 | 234 | 290 |
| 338 | Water pollution | 4 | 57 | 2.5K | 3.5K |
| 339 | Algorithms | 10 | 56 | 244 | 619 |
| 340 | Histology | 1 | 55 | 3.7K | 3.0K |
| 340 | Signal Transduction | 1 | 55 | 2.7K | 2.4K |
| 340 | Behavioral Genetics | 1 | 55 | 549 | 492 |
| 340 | Radioisotopes | 2 | 55 | 1.6K | 1.0K |
| 340 | Cell surface receptors | 1 | 55 | 353 | 135 |
| 340 | Isotopes | 2 | 55 | 179 | 115 |
| 346 | Animal ecology | 5 | 54 | 1.1K | 1.6K |
| 346 | Mental Health Services | 2 | 54 | 2.2K | 1.9K |
| 346 | corporate culture | 1 | 54 | 355 | 256 |
| 349 | Immunology | 1 | 53 | 6.5K | 5.6K |
| 349 | Regional Planning | 4 | 53 | 1.5K | 1.7K |
| 349 | Exercise | 2 | 53 | 2.0K | 1.7K |
| 352 | educational statistics | 1 | 52 | 197 | 155 |
| 352 | Personality Assessment | 3 | 52 | 657 | 884 |
| 354 | Cytogenetics | 1 | 51 | 3.2K | 3.0K |
| 354 | Computational Mathematics | 1 | 51 | 224 | 159 |
| 354 | disarmament | 1 | 51 | 375 | 195 |
| 354 | Strategic planning | 3 | 51 | 795 | 949 |
| 354 | strategy | 1 | 51 | 490 | 146 |
| 359 | Geology | 1 | 50 | 4.7K | 3.2K |
| 359 | Memory disorders | 3 | 50 | 296 | 402 |
| 359 | Ornithology | 3 | 50 | 1.2K | 1.2K |
| 359 | commerce | 22 | 50 | 338 | 1.5K |
| 359 | Development | 1 | 50 | 1.4K | 1.0K |
| 364 | Chromatography | 4 | 49 | 1.7K | 2.2K |
| 364 | Chromatographic analysis | 4 | 49 | 2.0K | 2.4K |
| 366 | Plant physiology | 2 | 48 | 2.7K | 3.2K |
| 366 | sports administration | 1 | 48 | 584 | 346 |
| 366 | Climate | 2 | 48 | 757 | 855 |
| 366 | weather | 2 | 48 | 763 | 861 |
| 366 | Plant cells | 2 | 48 | 1.6K | 2.4K |
| 371 | International Relations | 2 | 47 | 2.1K | 1.1K |
| 371 | Behavioral Finance | 1 | 47 | 150 | 80 |
| 371 | Social policy | 2 | 47 | 1.3K | 1.0K |
| 371 | Plant breeding | 3 | 47 | 1.1K | 1.4K |
| 371 | behavior modification | 2 | 47 | 494 | 635 |
| 371 | eugenics | 3 | 47 | 850 | 1.2K |
| 371 | Breeding | 3 | 47 | 1.5K | 1.9K |
| 378 | Energy Policy | 1 | 46 | 3.1K | 2.7K |
| 378 | food contamination | 3 | 46 | 1.3K | 1.4K |
| 380 | cooperation | 3 | 45 | 145 | 128 |
| 381 | Fluid Mechanics | 3 | 44 | 2.3K | 2.3K |
| 381 | International Law | 3 | 44 | 700 | 361 |
| 381 | Political Ecology | 1 | 44 | 189 | 53 |
| 384 | Embryology | 1 | 43 | 3.1K | 2.9K |
| 384 | Genetic Toxicology | 1 | 43 | 824 | 856 |
| 384 | Geriatric Psychiatry | 3 | 43 | 1.5K | 2.1K |
| 384 | Combinatorial optimization | 6 | 43 | 300 | 456 |
| 384 | data collection | 2 | 43 | 1.7K | 1.9K |
| 384 | Chromosomes | 1 | 43 | 1.6K | 1.5K |
| 384 | Genes | 1 | 43 | 2.5K | 2.0K |
| 391 | thinking | 1 | 42 | 396 | 276 |
| 391 | Autism | 1 | 42 | 1.3K | 1.3K |
| 391 | Bereavement | 1 | 42 | 424 | 221 |
| 394 | Information Theory | 2 | 41 | 1.8K | 1.8K |
| 394 | Econometrics | 3 | 41 | 1.6K | 1.6K |
| 394 | Intelligence | 2 | 41 | 350 | 438 |
| 394 | Positive Psychology | 2 | 41 | 220 | 344 |
| 394 | Employee selection | 1 | 41 | 297 | 222 |
| 394 | Therapeutics | 2 | 41 | 3.0K | 3.6K |
| 394 | Europa | 4 | 41 | 595 | 785 |
| 401 | Optics | 1 | 40 | 7.3K | 5.1K |
| 401 | Quantum electronics | 1 | 40 | 3.0K | 2.0K |
| 401 | Water quality management | 4 | 40 | 2.0K | 2.7K |
| 401 | probabilities | 6 | 40 | 1.0K | 1.2K |
| 401 | city planning | 2 | 40 | 2.0K | 1.9K |
| 401 | lasers | 1 | 40 | 3.6K | 2.4K |
| 407 | Horticulture | 3 | 39 | 963 | 1.1K |
| 407 | Child | 2 | 39 | 4.0K | 3.8K |
| 407 | environmental indicators | 2 | 39 | 742 | 1.2K |
| 407 | Bioethics | 1 | 39 | 2.0K | 1.3K |
| 407 | Medical Ethics | 2 | 39 | 2.0K | 1.6K |
| 407 | Developmental Disabilities | 2 | 39 | 1.5K | 1.9K |
| 407 | Physical fitness | 1 | 39 | 2.1K | 1.8K |
| 414 | Sports Psychology | 1 | 37 | 234 | 257 |
| 414 | Cardiovascular system | 1 | 37 | 3.5K | 3.8K |
| 414 | organization | 1 | 37 | 1.2K | 1.1K |
| 417 | Biophysics | 2 | 36 | 7.8K | 7.9K |
| 417 | Methodology | 1 | 36 | 1.0K | 645 |
| 419 | Vocational guidance | 3 | 35 | 872 | 1.2K |
| 419 | Comparative Law | 1 | 35 | 580 | 165 |
| 421 | Agronomy | 1 | 33 | 1.3K | 1.2K |
| 421 | voice | 1 | 33 | 970 | 684 |
| 421 | Electrochemistry | 2 | 33 | 4.2K | 4.1K |
| 421 | Electrochemical Analysis | 2 | 33 | 1.4K | 1.6K |
| 421 | Groundwater | 1 | 33 | 1.5K | 1.2K |
| 421 | mathematical analysis | 5 | 33 | 1.9K | 1.9K |
| 427 | Sustainable Development | 3 | 32 | 2.1K | 3.2K |
| 427 | Neurosurgery | 1 | 32 | 2.1K | 2.0K |
| 427 | Food Preservation | 2 | 32 | 1.1K | 913 |
| 427 | Communication in politics | 1 | 32 | 315 | 222 |
| 431 | Teacher Education | 1 | 31 | 108 | 108 |
| 431 | Health Services Research | 2 | 31 | 2.8K | 3.0K |
| 431 | Databases | 2 | 31 | 481 | 571 |
| 431 | Educational Sociology | 2 | 31 | 454 | 487 |
| 431 | Primary health care | 2 | 31 | 2.8K | 3.1K |
| 431 | Culture | 2 | 31 | 1.6K | 1.4K |
| 437 | Japan | 3 | 30 | 2.6K | 2.8K |
| 438 | Body Image | 1 | 29 | 340 | 482 |
| 438 | software | 1 | 29 | 1.7K | 1.8K |
| 438 | child abuse | 1 | 29 | 1.5K | 1.5K |
| 441 | History | 4 | 27 | 1.2K | 766 |
| 441 | Clinical Immunology | 1 | 27 | 2.4K | 2.4K |
| 441 | big data | 1 | 27 | 1.1K | 816 |
| 441 | Developmental Immunology | 1 | 27 | 1.6K | 1.7K |
| 445 | Restoration Ecology | 1 | 26 | 969 | 968 |
| 445 | Popular culture | 3 | 26 | 599 | 470 |
| 445 | Travel | 3 | 26 | 1.0K | 1.5K |
| 445 | Pacific Islands | 1 | 26 | 810 | 547 |
| 449 | Photography | 2 | 25 | 2.0K | 983 |
| 449 | Visual Communication | 2 | 25 | 383 | 376 |
| 449 | Public Finance | 2 | 25 | 246 | 225 |
| 449 | Cinematography | 2 | 25 | 199 | 40 |
| 453 | Chronobiology | 2 | 24 | 688 | 919 |
| 453 | Distance Education | 3 | 24 | 478 | 815 |
| 453 | Landscape Ecology | 1 | 24 | 994 | 1.1K |
| 453 | Educational Technology | 3 | 24 | 1.6K | 2.3K |
| 453 | Labor Economics | 4 | 24 | 276 | 537 |
| 453 | Circadian rhythms | 2 | 24 | 464 | 826 |
| 453 | biological clocks | 2 | 24 | 688 | 919 |
| 453 | circadian rhythm | 2 | 24 | 688 | 919 |
| 453 | biological rhythms | 2 | 24 | 642 | 901 |
| 453 | biological monitoring | 1 | 24 | 1.2K | 1.4K |
| 463 | Information Systems | 2 | 23 | 2.0K | 2.7K |
| 463 | Journalism | 2 | 23 | 748 | 647 |
| 463 | Public Administration | 2 | 23 | 2.0K | 2.0K |
| 463 | Urban Geography | 2 | 23 | 309 | 428 |
| 463 | terrorism | 1 | 23 | 621 | 482 |
| 463 | auditory perception | 1 | 23 | 576 | 666 |
| 463 | Parallel Processing | 1 | 23 | 766 | 867 |
| 463 | natural disasters | 3 | 23 | 1.5K | 2.6K |
| 471 | Cryptography | 1 | 22 | 1.3K | 863 |
| 471 | Remote Sensing | 3 | 22 | 1.2K | 1.6K |
| 471 | Freshwater invertebrates | 1 | 22 | 217 | 335 |
| 471 | Mass Spectrometry | 2 | 22 | 2.1K | 2.6K |
| 471 | Continental shelf | 1 | 22 | 292 | 351 |
| 471 | educational planning | 1 | 22 | 866 | 846 |
| 477 | Cultural Studies | 1 | 21 | 374 | 324 |
| 477 | Clinical Chemistry | 1 | 21 | 4.9K | 5.4K |
| 477 | Organizational change | 2 | 21 | 972 | 1.3K |
| 477 | Religion | 2 | 21 | 1.6K | 999 |
| 477 | Electrophoresis | 1 | 21 | 3.2K | 3.3K |
| 477 | Well-being | 2 | 21 | 155 | 301 |
| 477 | Religion and Culture | 1 | 21 | 689 | 508 |
| 477 | Religion and Psychology | 1 | 21 | 1.2K | 933 |
| 477 | Logic Programming | 1 | 21 | 459 | 349 |
| 477 | Futures | 1 | 21 | 697 | 666 |
| 477 | administrative agencies | 1 | 21 | 569 | 503 |
| 477 | Spectrum analysis | 1 | 21 | 6.2K | 6.2K |
| 477 | civil service | 1 | 21 | 760 | 692 |
| 490 | Philosophy | 10 | 20 | 1.2K | 1.6K |
| 490 | emergency management | 2 | 20 | 1.4K | 1.9K |
| 490 | landscapes | 2 | 20 | 261 | 418 |
| 490 | Leisure | 1 | 20 | 698 | 697 |
| 494 | Smoking | 1 | 19 | 1.4K | 1.7K |
| 494 | Transnationalism | 5 | 19 | 10 | 22 |
| 494 | Phylogenetics | 2 | 19 | 151 | 256 |
| 494 | Cardiovascular diseases | 1 | 19 | 3.4K | 3.4K |
| 494 | drug addiction | 1 | 19 | 2.3K | 2.6K |
| 494 | alcoholism | 1 | 19 | 2.9K | 3.2K |
| 500 | Biochemical Engineering | 1 | 18 | 4.5K | 5.5K |
| 500 | Parasitology | 1 | 18 | 4.2K | 4.4K |
| 500 | Self | 3 | 18 | 179 | 437 |
| 503 | Nuclear Engineering | 2 | 17 | 2.0K | 2.1K |
| 503 | families | 1 | 17 | 1.6K | 1.6K |
| 505 | Information Technology | 2 | 16 | 3.5K | 4.0K |
| 505 | Combinatorial analysis | 2 | 16 | 1.2K | 1.0K |
| 505 | wages | 2 | 16 | 44 | 43 |
| 505 | ecotourism | 2 | 16 | 235 | 586 |
| 505 | rivers | 1 | 16 | 690 | 772 |
| 505 | Chronic diseases | 1 | 16 | 1.2K | 1.5K |
| 511 | Maritime Law | 3 | 15 | 91 | 156 |
| 511 | Land Use Planning | 1 | 15 | 714 | 935 |
| 511 | Phonetics | 1 | 15 | 602 | 621 |
| 511 | Phonology | 1 | 15 | 179 | 156 |
| 511 | Animal Physiology | 1 | 15 | 365 | 451 |
| 511 | Marine Conservation | 3 | 15 | 71 | 133 |
| 511 | Natural selection | 1 | 15 | 365 | 451 |
| 511 | Law of the Sea | 3 | 15 | 71 | 133 |
| 511 | Waste management | 2 | 15 | 2.2K | 3.0K |
| 511 | Water Purification | 2 | 15 | 1.8K | 2.6K |
| 511 | Political Participation | 1 | 15 | 454 | 463 |
| 511 | Animal genetics | 1 | 15 | 1.1K | 1.3K |
| 511 | election law | 1 | 15 | 243 | 266 |
| 511 | Southeast Asia | 3 | 15 | 524 | 658 |
| 511 | Elections | 1 | 15 | 434 | 400 |
| 511 | Voting | 1 | 15 | 175 | 223 |
| 511 | genetic selection | 1 | 15 | 365 | 451 |
| 528 | Higher Education | 1 | 14 | 1.1K | 1.1K |
| 528 | Sports Medicine | 3 | 14 | 3.4K | 4.5K |
| 528 | Pesticide residues | 1 | 14 | 196 | 340 |
| 528 | Bioremediation | 1 | 14 | 1.4K | 1.8K |
| 528 | Risk assessment | 1 | 14 | 1.4K | 1.5K |
| 528 | ecological risk assessment | 1 | 14 | 692 | 894 |
| 528 | Food additives | 1 | 14 | 1.9K | 2.4K |
| 528 | Technological Innovations | 1 | 14 | 1.9K | 2.0K |
| 528 | sustainability | 1 | 14 | 1.7K | 2.0K |
| 528 | Biometrics | 1 | 14 | 2.2K | 2.3K |
| 528 | toxicity testing | 1 | 14 | 1.6K | 2.0K |
| 528 | atmospheric models | 3 | 14 | 820 | 1.5K |
| 528 | Health Risk Assessment | 1 | 14 | 1.1K | 1.3K |
| 541 | Evolutionary Psychology | 1 | 13 | 331 | 420 |
| 541 | environmental protection | 3 | 13 | 4.1K | 7.0K |
| 541 | Behavioral research | 1 | 13 | 1.0K | 966 |
| 541 | Forest Management | 1 | 13 | 1.1K | 1.3K |
| 541 | Erosion | 1 | 13 | 73 | 203 |
| 541 | Population | 4 | 13 | 912 | 2.1K |
| 541 | Aggression | 1 | 13 | 845 | 1.1K |
| 548 | Database Management | 2 | 12 | 916 | 1.4K |
| 548 | Intercultural Communication | 1 | 12 | 571 | 577 |
| 548 | Operator theory | 2 | 12 | 630 | 677 |
| 548 | Viticulture | 1 | 12 | 293 | 373 |
| 548 | taxation | 2 | 12 | 230 | 446 |
| 548 | Cross-Cultural Studies | 1 | 12 | 1.1K | 1.3K |
| 548 | Medical Anthropology | 1 | 12 | 2.3K | 3.2K |
| 548 | Identity | 2 | 12 | 173 | 416 |
| 548 | France | 1 | 12 | 930 | 709 |
| 548 | older people | 3 | 12 | 2.2K | 3.4K |
| 548 | Wine | 1 | 12 | 118 | 142 |
| 548 | public records | 1 | 12 | 102 | 94 |
| 548 | Approximation Theory | 2 | 12 | 326 | 421 |
| 561 | Musicology | 1 | 11 | 519 | 415 |
| 561 | Nuclear Chemistry | 1 | 11 | 1.8K | 1.8K |
| 561 | Radiochemistry | 1 | 11 | 2.0K | 2.0K |
| 561 | Expert Systems | 1 | 11 | 577 | 674 |
| 561 | soil pollution | 2 | 11 | 883 | 1.6K |
| 561 | intergroup relations | 1 | 11 | 348 | 500 |
| 561 | Technology | 8 | 11 | 3.1K | 7.9K |
| 561 | clay | 1 | 11 | 998 | 1.5K |
| 561 | population policy | 2 | 11 | 253 | 484 |
| 561 | Africa | 3 | 11 | 2.0K | 3.0K |
| 561 | Transplantation | 1 | 11 | 2.8K | 3.2K |
| 561 | Scandinavia | 1 | 11 | 1.4K | 1.6K |
| 561 | mammals | 2 | 11 | 1.6K | 2.4K |
| 574 | Structural Engineering | 1 | 10 | 2.2K | 2.4K |
| 574 | Language Disorders | 1 | 10 | 1.6K | 1.9K |
| 574 | Earthquake Engineering | 1 | 10 | 1.5K | 1.9K |
| 574 | Sleep Disorders | 1 | 10 | 3.1K | 3.5K |
| 574 | Ocean Engineering | 1 | 10 | 1.6K | 2.2K |
| 574 | Environmental risk assessment | 1 | 10 | 978 | 1.3K |
| 574 | environmental exposure | 1 | 10 | 3.8K | 4.7K |
| 574 | Hearing | 1 | 10 | 1.4K | 1.7K |
| 574 | Sleep | 1 | 10 | 3.1K | 3.5K |
| 583 | Law | 4 | 9 | 1.7K | 2.0K |
| 583 | Production Planning | 1 | 9 | 583 | 950 |
| 583 | Adult Education | 1 | 9 | 1.2K | 1.2K |
| 583 | Supply Chain Management | 8 | 9 | 6 | 279 |
| 583 | Industrial Ecology | 1 | 9 | 416 | 743 |
| 583 | Continuing Education | 1 | 9 | 931 | 942 |
| 583 | Production Control | 1 | 9 | 566 | 944 |
| 583 | Environmental Geochemistry | 1 | 9 | 1.3K | 1.7K |
| 583 | Educational measurement | 1 | 9 | 393 | 520 |
| 583 | Nonprofit organizations | 1 | 9 | 665 | 961 |
| 583 | Minerals | 1 | 9 | 1.6K | 2.1K |
| 594 | Computer Science | 2 | 8 | 3.1K | 4.3K |
| 594 | Cybernetics | 4 | 8 | 1.5K | 3.5K |
| 594 | Paleoecology | 1 | 8 | 1.2K | 1.6K |
| 594 | Paleogeography | 1 | 8 | 759 | 1.1K |
| 594 | Chromosome mapping | 1 | 8 | 3.7K | 4.9K |
| 594 | Library Science | 1 | 8 | 2.7K | 2.1K |
| 594 | gene mapping | 1 | 8 | 4.0K | 5.3K |
| 601 | Urban Policy | 2 | 7 | 748 | 1.7K |
| 601 | Analytical Biochemistry | 1 | 7 | 3.1K | 4.0K |
| 601 | Multivariate Analysis | 1 | 7 | 623 | 832 |
| 601 | Child welfare | 1 | 7 | 2.0K | 2.7K |
| 601 | Cognitive Grammar | 1 | 7 | 216 | 233 |
| 601 | Structural Equation Modeling | 1 | 7 | 213 | 327 |
| 601 | Ethnology | 5 | 7 | 1.3K | 3.0K |
| 601 | Social work | 1 | 7 | 2.7K | 3.3K |
| 609 | Industrial Engineering | 1 | 6 | 3.5K | 4.4K |
| 609 | Urban Planning | 1 | 6 | 488 | 777 |
| 609 | Aerospace Engineering | 1 | 6 | 717 | 827 |
| 609 | Mathematics Education | 1 | 6 | 892 | 968 |
| 609 | Ergonomics | 2 | 6 | 1.4K | 2.3K |
| 609 | Macroeconomics | 1 | 6 | 701 | 843 |
| 609 | Computational Linguistics | 4 | 6 | 458 | 1.3K |
| 609 | Economic Integration | 8 | 6 | 47 | 269 |
| 609 | Labor Unions | 1 | 6 | 594 | 713 |
| 609 | Urban Renewal | 1 | 6 | 164 | 263 |
| 609 | Entropy | 1 | 6 | 2.4K | 2.8K |
| 609 | Aviation | 1 | 6 | 237 | 301 |
| 609 | Urban society | 1 | 6 | 89 | 171 |
| 622 | Systems Theory | 1 | 5 | 1.5K | 1.9K |
| 622 | Anatomy | 1 | 5 | 3.8K | 4.9K |
| 622 | Computational Chemistry | 1 | 5 | 1.4K | 1.9K |
| 622 | Ecophysiology | 1 | 5 | 549 | 969 |
| 622 | Psychometrics | 2 | 5 | 520 | 1.1K |
| 622 | Water | 2 | 5 | 2.7K | 4.8K |
| 622 | Wildlife management | 1 | 5 | 1.0K | 1.4K |
| 622 | water supply | 2 | 5 | 1.4K | 2.7K |
| 622 | DNA | 2 | 5 | 990 | 2.1K |
| 631 | Anthropology | 2 | 4 | 2.4K | 3.6K |
| 631 | Microeconomics | 1 | 4 | 699 | 881 |
| 631 | Sustainable agriculture | 1 | 4 | 1.4K | 2.2K |
| 631 | Biological Systems | 1 | 4 | 1.6K | 2.6K |
| 631 | Decision Support Systems | 1 | 4 | 653 | 1.1K |
| 631 | Herpetology | 1 | 4 | 669 | 863 |
| 631 | Postcolonialism | 4 | 4 | 85 | 326 |
| 631 | Knowledge | 4 | 4 | 431 | 938 |
| 631 | plant viruses | 1 | 4 | 491 | 856 |
| 631 | Reptiles | 1 | 4 | 684 | 793 |
| 631 | econometric models | 1 | 4 | 512 | 938 |
| 631 | Cerebral cortex | 2 | 4 | 1.3K | 2.4K |
| 631 | Plants | 2 | 4 | 3.2K | 5.2K |
| 631 | venom | 1 | 4 | 1.1K | 1.9K |
| 631 | Toxins | 1 | 4 | 1.3K | 2.2K |
| 646 | Gender Studies | 1 | 3 | 966 | 1.5K |
| 646 | Queer Studies | 1 | 3 | 613 | 1.1K |
| 646 | Information visualization | 1 | 3 | 447 | 734 |
| 646 | consumer behavior | 1 | 3 | 1.0K | 1.7K |
| 646 | Democracy | 1 | 3 | 735 | 792 |
| 646 | Wireless Communication Systems | 1 | 3 | 3.7K | 4.6K |
| 646 | Totalitarianism | 1 | 3 | 39 | 71 |
| 646 | energy conservation | 2 | 3 | 2.3K | 4.4K |
| 646 | Fascism | 1 | 3 | 34 | 71 |
| 646 | Religion and Sociology | 1 | 3 | 624 | 679 |
| 646 | Critical theory | 1 | 3 | 379 | 527 |
| 646 | Social Change | 1 | 3 | 1.3K | 2.1K |
| 646 | Sequential Analysis | 2 | 3 | 128 | 284 |
| 646 | Communism | 1 | 3 | 360 | 506 |
| 646 | hazard mitigation | 1 | 3 | 1.9K | 2.9K |
| 646 | sadness | 1 | 3 | 563 | 1.0K |
| 646 | homosexuality | 1 | 3 | 861 | 1.4K |
| 646 | death | 1 | 3 | 719 | 1.2K |
| 646 | Australia | 2 | 3 | 3.0K | 5.5K |
| 646 | Suicide | 1 | 3 | 1.2K | 2.0K |
| 646 | antisocial personality disorder | 1 | 3 | 563 | 1.0K |
| 667 | Engineering | 3 | 2 | 5.3K | 9.9K |
| 667 | Nutrition | 1 | 2 | 8.2K | 10.5K |
| 667 | Applied Mathematics | 1 | 2 | 1.7K | 2.0K |
| 667 | Antitrust Law | 1 | 2 | 366 | 425 |
| 667 | Asset Management | 1 | 2 | 162 | 286 |
| 667 | Intellectual Property | 1 | 2 | 347 | 438 |
| 667 | Social perception | 1 | 2 | 85 | 163 |
| 667 | Stochastic Differential Equations | 2 | 2 | 47 | 108 |
| 667 | Consumer Protection | 1 | 2 | 432 | 811 |
| 667 | Portfolio Management | 2 | 2 | 549 | 1.0K |
| 667 | civilization | 1 | 2 | 2.5K | 2.1K |
| 667 | Communist countries | 1 | 2 | 604 | 899 |
| 667 | colonies | 3 | 2 | 128 | 157 |
| 667 | Economic reform | 1 | 2 | 170 | 254 |
| 667 | consumers | 1 | 2 | 765 | 1.3K |
| 667 | culture diffusion | 1 | 2 | 43 | 55 |
| 667 | Mitochondrial DNA | 1 | 2 | 597 | 919 |
| 667 | Customer Relations | 1 | 2 | 215 | 441 |
| 667 | Middle East | 1 | 2 | 1.9K | 2.0K |
| 667 | Soviet Union | 1 | 2 | 1.6K | 2.1K |
| 667 | Espionage | 1 | 2 | 103 | 162 |
| 667 | freshwater biology | 1 | 2 | 1.7K | 2.6K |
| 667 | military intelligence | 1 | 2 | 62 | 91 |
| 667 | Southern states | 1 | 2 | 643 | 951 |
| 667 | Eigenvalues | 1 | 2 | 437 | 457 |
| 692 | Literature | 2 | 1 | 1.3K | 1.2K |
| 692 | Dermatology | 1 | 1 | 3.3K | 4.5K |
| 692 | Game Theory | 1 | 1 | 924 | 1.5K |
| 692 | Constitutional Law | 1 | 1 | 484 | 466 |
| 692 | Classical Philology | 11 | 1 | 279 | 581 |
| 692 | Regional Economics | 1 | 1 | 891 | 1.5K |
| 692 | Financial Engineering | 1 | 1 | 512 | 1.0K |
| 692 | Industrial Safety | 1 | 1 | 2.1K | 3.2K |
| 692 | industrial hygiene | 1 | 1 | 2.6K | 3.9K |
| 692 | Forecasting | 1 | 1 | 964 | 1.6K |
| 692 | Phraseology | 1 | 1 | 11 | 17 |
| 692 | Cognitive Behavioral Therapy | 1 | 1 | 480 | 880 |
| 692 | Laser therapy | 1 | 1 | 974 | 1.5K |
| 692 | Health | 1 | 1 | 5.0K | 7.4K |
| 692 | Reproductive toxicology | 1 | 1 | 792 | 1.5K |
| 692 | Eastern Europe | 3 | 1 | 1.5K | 2.9K |
| 692 | constitutional courts | 1 | 1 | 160 | 209 |
| 692 | subculture | 1 | 1 | 80 | 132 |
| 692 | Croatia | 1 | 1 | 315 | 362 |
| 692 | Stress | 1 | 1 | 611 | 1.3K |
| 692 | adulthood | 1 | 1 | 254 | 620 |
| 713 | Materials Science | 1 | 0 | 7.6K | 9.9K |
| 713 | Biomedical Engineering | 3 | 0 | 6.1K | 11.9K |
| 713 | American Literature | 4 | 0 | 670 | 1.1K |
| 713 | Lexicography | 1 | 0 | 108 | 198 |
| 713 | Environmental Law | 1 | 0 | 2.0K | 3.2K |
| 713 | Public Health Administration | 1 | 0 | 1.0K | 1.7K |
| 713 | Sociolinguistics | 1 | 0 | 1.0K | 1.5K |
| 713 | Information Retrieval | 1 | 0 | 960 | 1.7K |
| 713 | Semantics | 1 | 0 | 621 | 1.0K |
| 713 | Social History | 1 | 0 | 1.2K | 1.5K |
| 713 | Control Theory | 1 | 0 | 2.9K | 4.1K |
| 713 | ethnicity | 1 | 0 | 1.5K | 2.5K |
| 713 | Nationalism | 1 | 0 | 932 | 1.4K |
| 713 | Geodesy | 1 | 0 | 1.2K | 2.0K |
| 713 | Social Security | 1 | 0 | 169 | 367 |
| 713 | Rheology | 1 | 0 | 1.3K | 2.1K |
| 713 | Indigenous Peoples | 1 | 0 | 247 | 524 |
| 713 | Materials | 1 | 0 | 8.2K | 10.6K |
| 713 | Semiotics | 1 | 0 | 802 | 1.1K |
| 713 | Art and Religion | 1 | 0 | 93 | 188 |
| 713 | Church History | 1 | 0 | 1.2K | 874 |
| 713 | Russia | 2 | 0 | 879 | 933 |
| 713 | Latin America | 1 | 0 | 2.8K | 3.3K |
| 713 | labor | 1 | 0 | 671 | 1.1K |
| 713 | Renaissance | 1 | 0 | 1.0K | 690 |
| 713 | Asia | 1 | 0 | 5.2K | 7.6K |
| 713 | System design | 1 | 0 | 607 | 1.1K |
| 713 | working class | 1 | 0 | 503 | 629 |
| 713 | Detectors | 1 | 0 | 2.8K | 4.4K |
| 713 | European Union | 1 | 0 | 341 | 637 |
| 713 | Spain | 1 | 0 | 1.6K | 2.3K |
