19.0K(top 0.1%)
papers
260.1K(top 0.1%)
citations
167(top 0.1%)
h-index
313(top 0.1%)
g-index
23.8K
all documents
304.0K
doc citations
17.3K
citing journals
Top Disciplines (by citations)
| # | Discipline | Articles | Citations | R ARank | R CRank |
|---|---|---|---|---|---|
| 1 | Public Health | 1,303 | 33,616 | 47 | 93 |
| 2 | Epidemiology | 350 | 15,403 | 157 | 140 |
| 3 | Medicine | 328 | 7,997 | 1.1K | 1.7K |
| 4 | Nutrition | 190 | 6,092 | 384 | 449 |
| 5 | Pediatrics | 55 | 4,575 | 620 | 370 |
| 6 | Diet | 105 | 4,501 | 252 | 324 |
| 7 | Science | 261 | 4,206 | 1.2K | 3.2K |
| 8 | Research | 177 | 3,964 | 1.4K | 1.7K |
| 9 | Health Policy | 215 | 3,262 | 95 | 198 |
| 10 | Sports Medicine | 112 | 3,096 | 364 | 304 |
| 11 | Nuclear Physics | 213 | 2,955 | 768 | 1.0K |
| 12 | Physics | 74 | 2,900 | 2.9K | 3.6K |
| 13 | Biology | 166 | 2,840 | 1.7K | 3.6K |
| 14 | Public Health Administration | 200 | 2,826 | 13 | 14 |
| 15 | Obesity | 34 | 2,770 | 642 | 371 |
| 16 | Chemistry | 124 | 2,748 | 2.2K | 2.8K |
| 17 | Psychiatry | 91 | 2,694 | 959 | 1.2K |
| 18 | Microbiology | 145 | 2,624 | 1.1K | 2.0K |
| 19 | Sports | 107 | 2,614 | 285 | 273 |
| 20 | Agriculture | 203 | 2,533 | 85 | 205 |
| 21 | Biochemistry | 116 | 2,453 | 2.1K | 2.5K |
| 22 | Human genetics | 13 | 2,216 | 1.6K | 1.6K |
| 23 | Food | 67 | 2,132 | 429 | 411 |
| 24 | Exercise | 69 | 1,746 | 125 | 128 |
| 25 | Molecular Biology | 79 | 1,741 | 2.3K | 3.2K |
| 26 | Physical fitness | 53 | 1,706 | 106 | 144 |
| 27 | Biotechnology | 56 | 1,579 | 1.8K | 2.2K |
| 28 | Education | 275 | 1,557 | 189 | 512 |
| 29 | Botany | 68 | 1,497 | 917 | 1.3K |
| 30 | Mental Disorders | 45 | 1,457 | 1.0K | 1.1K |
| 31 | preventive medicine | 21 | 1,363 | 427 | 253 |
| 32 | herbicides | 122 | 1,358 | 22 | 63 |
| 33 | Health promotion | 43 | 1,270 | 310 | 334 |
| 34 | Genetics | 23 | 1,246 | 1.9K | 1.8K |
| 35 | Psychology | 39 | 1,204 | 1.6K | 1.5K |
| 36 | Obstetrics | 18 | 1,190 | 1.4K | 697 |
| 37 | Ecology | 71 | 1,189 | 1.4K | 2.6K |
| 37 | food technology | 60 | 1,189 | 294 | 425 |
| 39 | Toxicology | 73 | 1,131 | 949 | 1.6K |
| 40 | Nutrition physiology | 11 | 1,102 | 361 | 135 |
| 41 | Health Education | 39 | 1,092 | 410 | 345 |
| 42 | Aging | 53 | 1,089 | 683 | 786 |
| 43 | Medical genetics | 18 | 1,042 | 1.7K | 1.6K |
| 44 | recreation | 28 | 978 | 143 | 65 |
| 45 | Physiology | 28 | 962 | 1.8K | 1.8K |
| 46 | Polymers | 33 | 961 | 1.9K | 1.6K |
| 47 | Spectrum analysis | 32 | 947 | 1.4K | 1.3K |
| 48 | Pharmacology | 37 | 945 | 2.0K | 2.1K |
| 49 | Entomology | 97 | 918 | 296 | 554 |
| 50 | Vaccines | 31 | 881 | 488 | 497 |
| 51 | Food Policy | 7 | 876 | 95 | 20 |
| 51 | world | 7 | 876 | 184 | 47 |
| 53 | Biophysics | 37 | 841 | 2.3K | 2.3K |
| 54 | Environment | 18 | 839 | 2.4K | 2.7K |
| 55 | Catalysis | 29 | 832 | 1.4K | 1.5K |
| 55 | Quantum Gravity | 75 | 832 | 602 | 871 |
| 57 | Pregnancy | 12 | 831 | 376 | 124 |
| 58 | Pollution | 54 | 809 | 1.4K | 2.6K |
| 59 | polymerization | 22 | 798 | 1.9K | 1.4K |
| 60 | Endocrinology | 16 | 774 | 1.9K | 1.8K |
| 61 | Biocompatible Materials | 31 | 770 | 1.5K | 1.9K |
| 62 | Mental illness | 32 | 760 | 714 | 1.1K |
| 63 | Parasitology | 63 | 748 | 407 | 723 |
| 64 | Chemical Engineering | 15 | 721 | 2.2K | 1.8K |
| 65 | Diabetes mellitus | 7 | 718 | 1.8K | 1.2K |
| 65 | Diabetes | 7 | 718 | 1.9K | 1.3K |
| 67 | Colloids | 15 | 692 | 1.8K | 1.5K |
| 68 | Metabolism | 26 | 670 | 1.3K | 1.7K |
| 69 | Plant physiology | 35 | 663 | 577 | 1.0K |
| 70 | environmental pollution | 34 | 659 | 1.3K | 1.9K |
| 71 | Surface Chemistry | 12 | 656 | 2.0K | 1.4K |
| 72 | Breeding | 53 | 636 | 198 | 456 |
| 73 | Environmental Management | 17 | 602 | 998 | 1.2K |
| 74 | Signal Processing | 30 | 600 | 783 | 985 |
| 75 | Animal breeding | 55 | 599 | 78 | 161 |
| 76 | Nanostructured Materials | 18 | 596 | 1.7K | 1.6K |
| 77 | Geriatrics | 28 | 591 | 1.2K | 1.3K |
| 78 | Cancer | 11 | 575 | 2.8K | 2.3K |
| 79 | Parenteral nutrition | 20 | 563 | 396 | 527 |
| 80 | United States | 29 | 553 | 2.1K | 2.2K |
| 81 | Neurology | 27 | 547 | 2.6K | 3.4K |
| 82 | Analytical Chemistry | 32 | 536 | 1.8K | 2.2K |
| 83 | Image Processing | 17 | 535 | 827 | 796 |
| 84 | Reproduction | 56 | 532 | 500 | 1.1K |
| 85 | Tropical Medicine | 43 | 527 | 283 | 528 |
| 86 | Socioeconomic Factors | 22 | 526 | 165 | 184 |
| 87 | health services accessibility | 22 | 524 | 230 | 212 |
| 88 | starch | 25 | 523 | 50 | 67 |
| 89 | Global Health | 14 | 504 | 414 | 180 |
| 89 | Organic Chemistry | 29 | 504 | 1.3K | 1.5K |
| 91 | Reproductive health | 14 | 489 | 315 | 237 |
| 92 | Respiration | 3 | 488 | 1.9K | 819 |
| 93 | Contraception | 13 | 487 | 238 | 180 |
| 94 | Birth control | 12 | 485 | 185 | 137 |
| 95 | Zoology | 41 | 483 | 714 | 942 |
| 96 | Environmental Health | 50 | 477 | 1.4K | 3.2K |
| 97 | Clinical Psychology | 7 | 471 | 1.3K | 980 |
| 97 | Natural history | 52 | 471 | 1.1K | 5.0K |
| 99 | Green Chemistry | 12 | 465 | 1.0K | 1.1K |
| 100 | Cytology | 24 | 457 | 2.2K | 3.3K |
| 100 | Mycology | 35 | 457 | 324 | 673 |
| 102 | Agricultural Chemistry | 22 | 451 | 1.0K | 1.3K |
| 103 | Ophthalmology | 4 | 450 | 1.8K | 846 |
| 104 | Ultrasonics | 14 | 445 | 405 | 435 |
| 104 | Sonochemistry | 14 | 445 | 110 | 219 |
| 106 | Cell Biology | 25 | 438 | 2.1K | 3.4K |
| 106 | Food Microbiology | 14 | 438 | 499 | 627 |
| 108 | Human biology | 11 | 435 | 290 | 163 |
| 109 | Pharmaceutical Chemistry | 26 | 426 | 1.7K | 2.4K |
| 110 | Developing countries | 14 | 409 | 762 | 625 |
| 111 | Sociology | 22 | 407 | 1.0K | 1.2K |
| 112 | Plants | 21 | 406 | 930 | 1.3K |
| 113 | Astrophysics | 26 | 405 | 1.4K | 1.8K |
| 114 | Chemical industry | 2 | 400 | 2.0K | 329 |
| 115 | Enteral nutrition | 15 | 395 | 353 | 497 |
| 116 | Diagnostic microbiology | 4 | 394 | 1.5K | 1.2K |
| 117 | Plant diseases | 64 | 387 | 352 | 932 |
| 118 | Psychophysiology | 11 | 382 | 1.8K | 1.9K |
| 119 | Plant genetic engineering | 3 | 368 | 1.2K | 597 |
| 120 | Plant Biotechnology | 5 | 367 | 706 | 389 |
| 121 | Insects | 49 | 361 | 204 | 567 |
| 122 | Community Psychiatry | 14 | 359 | 500 | 605 |
| 123 | Psychiatric Epidemiology | 12 | 356 | 205 | 296 |
| 124 | Bacteriology | 22 | 344 | 636 | 1.2K |
| 125 | health planning | 10 | 342 | 768 | 513 |
| 126 | alcoholism | 10 | 339 | 957 | 885 |
| 127 | Neurochemistry | 25 | 337 | 976 | 1.7K |
| 127 | child abuse | 7 | 337 | 491 | 428 |
| 129 | Medical Anthropology | 8 | 333 | 708 | 709 |
| 130 | drug addiction | 8 | 331 | 829 | 745 |
| 131 | Disease | 2 | 330 | 368 | 261 |
| 132 | locomotion | 4 | 327 | 502 | 220 |
| 132 | posture | 4 | 327 | 502 | 220 |
| 132 | gait | 4 | 327 | 502 | 220 |
| 132 | walking | 4 | 327 | 502 | 220 |
| 136 | diseases | 1 | 325 | 392 | 266 |
| 137 | animals | 13 | 322 | 716 | 505 |
| 137 | biological factors | 20 | 322 | 767 | 1.1K |
| 139 | Food Preservation | 27 | 316 | 90 | 114 |
| 140 | Artificial Intelligence | 11 | 306 | 2.3K | 2.0K |
| 141 | Latin America | 102 | 305 | 188 | 247 |
| 142 | breastfeeding | 10 | 303 | 205 | 176 |
| 143 | food contamination | 22 | 298 | 198 | 293 |
| 144 | Neurophysiology | 13 | 294 | 1.7K | 2.2K |
| 145 | Medical Microbiology | 14 | 291 | 1.4K | 2.1K |
| 146 | Biogeography | 5 | 290 | 917 | 930 |
| 147 | Long-Term Care | 1 | 283 | 1.2K | 406 |
| 147 | Long-term care facilities | 1 | 283 | 1.2K | 405 |
| 147 | older people | 24 | 283 | 560 | 652 |
| 150 | Biodegradation | 15 | 281 | 77 | 168 |
| 150 | Brain | 14 | 281 | 1.4K | 1.8K |
| 152 | Adolescent Medicine | 4 | 272 | 670 | 713 |
| 152 | Electrochemistry | 14 | 272 | 2.0K | 1.8K |
| 154 | Health Services Research | 10 | 271 | 1.1K | 967 |
| 154 | Genomics | 10 | 271 | 2.4K | 2.6K |
| 156 | Clinical Chemistry | 7 | 270 | 2.4K | 2.2K |
| 157 | Immunology | 9 | 269 | 3.1K | 3.4K |
| 158 | Soil Science | 20 | 267 | 535 | 905 |
| 159 | drugs | 6 | 265 | 1.7K | 1.1K |
| 160 | Bioorganic chemistry | 14 | 264 | 1.5K | 1.9K |
| 161 | Political Science | 20 | 263 | 863 | 805 |
| 162 | Environmental monitoring | 18 | 262 | 1.7K | 2.8K |
| 162 | ecosystem | 14 | 262 | 622 | 1.1K |
| 164 | Neuropsychology | 11 | 260 | 1.4K | 1.6K |
| 164 | Primary health care | 9 | 260 | 1.2K | 920 |
| 166 | Environmental Microbiology | 15 | 256 | 593 | 1.2K |
| 167 | Quality of life | 6 | 254 | 1.3K | 1.0K |
| 167 | Diplomatic relations | 14 | 254 | 291 | 105 |
| 169 | Condensed Matter | 21 | 251 | 1.9K | 2.3K |
| 170 | Gerontology | 14 | 249 | 1.1K | 1.2K |
| 171 | soil management | 8 | 242 | 129 | 169 |
| 171 | Evolution | 13 | 242 | 1.1K | 1.6K |
| 173 | Climatology | 35 | 241 | 524 | 1.3K |
| 173 | Child | 10 | 241 | 1.8K | 1.7K |
| 175 | Neurobiology | 4 | 240 | 1.8K | 1.6K |
| 176 | heredity | 7 | 239 | 492 | 386 |
| 177 | Virology | 11 | 236 | 2.2K | 3.4K |
| 178 | Parasites | 21 | 232 | 484 | 856 |
| 179 | tillage | 7 | 231 | 42 | 58 |
| 180 | Evolutionary Genetics | 4 | 229 | 551 | 267 |
| 180 | Molecular Epidemiology | 4 | 229 | 551 | 267 |
| 182 | Environmental Policy | 10 | 228 | 1.7K | 2.5K |
| 182 | Behavior | 11 | 228 | 1.9K | 2.5K |
| 184 | Parasitic Diseases | 22 | 225 | 790 | 1.6K |
| 185 | Neurotoxicology | 11 | 224 | 176 | 334 |
| 186 | rehabilitation | 13 | 223 | 1.3K | 1.7K |
| 187 | wood | 22 | 222 | 136 | 215 |
| 188 | Pharmaceutical Technology | 8 | 221 | 1.1K | 1.1K |
| 189 | Nanotechnology | 17 | 218 | 2.9K | 4.2K |
| 190 | Adhesion | 28 | 213 | 19 | 124 |
| 190 | adhesives | 28 | 213 | 30 | 128 |
| 192 | Ethnology | 38 | 211 | 246 | 566 |
| 193 | Neuropsychiatry | 8 | 210 | 710 | 734 |
| 193 | Information Science | 4 | 210 | 1.8K | 1.0K |
| 195 | Plant Ecology | 7 | 207 | 1.2K | 1.4K |
| 196 | Animal genetics | 10 | 206 | 292 | 348 |
| 196 | Water Microbiology | 13 | 206 | 103 | 261 |
| 196 | Fouling | 12 | 206 | 57 | 169 |
| 199 | movement | 4 | 205 | 196 | 101 |
| 200 | gene mapping | 7 | 199 | 1.7K | 2.1K |
| 201 | Materials Science | 12 | 195 | 3.2K | 3.7K |
| 201 | Biopharmaceutics | 4 | 195 | 1.2K | 858 |
| 201 | Materials | 14 | 195 | 3.4K | 4.4K |
| 204 | Solid State Physics | 16 | 193 | 2.3K | 2.6K |
| 204 | Dental Public Health | 7 | 193 | 111 | 85 |
| 206 | Nutritional support | 3 | 192 | 219 | 180 |
| 207 | Globalization | 3 | 191 | 552 | 280 |
| 207 | international cooperation | 3 | 191 | 697 | 383 |
| 209 | Sarcopenia | 1 | 189 | 879 | 376 |
| 209 | Muscles | 1 | 189 | 2.0K | 927 |
| 211 | Bioengineering | 5 | 188 | 4.2K | 4.2K |
| 211 | Plant Genetics | 2 | 188 | 1.0K | 749 |
| 211 | mycoses | 21 | 188 | 224 | 1.0K |
| 214 | Environmental Toxicology | 11 | 186 | 1.4K | 2.3K |
| 215 | Chromosome mapping | 6 | 180 | 1.6K | 1.9K |
| 216 | Apoptosis | 6 | 179 | 145 | 162 |
| 216 | neurotoxins | 6 | 179 | 145 | 162 |
| 216 | Neurotoxic agents | 6 | 179 | 145 | 162 |
| 216 | Nerve regeneration | 6 | 179 | 145 | 162 |
| 220 | plant molecular biology | 6 | 174 | 1.3K | 1.7K |
| 221 | Biomedical Engineering | 16 | 172 | 2.7K | 4.2K |
| 222 | drug resistance | 2 | 171 | 1.1K | 466 |
| 222 | Therapeutics | 5 | 171 | 2.0K | 2.0K |
| 222 | Women's health | 12 | 171 | 644 | 940 |
| 225 | Industrial Microbiology | 16 | 169 | 845 | 2.0K |
| 225 | Infection control | 1 | 169 | 2.1K | 720 |
| 227 | Child Development | 7 | 168 | 1.5K | 1.7K |
| 228 | Immunity | 3 | 167 | 2.6K | 2.7K |
| 229 | Animal Physiology | 3 | 164 | 191 | 139 |
| 229 | Natural selection | 3 | 164 | 191 | 139 |
| 229 | genetic selection | 3 | 164 | 191 | 139 |
| 232 | Geography | 30 | 163 | 675 | 1.6K |
| 232 | Physical organic chemistry | 7 | 163 | 1.1K | 1.0K |
| 234 | Medical Laboratory Science | 13 | 162 | 1.2K | 2.2K |
| 235 | Computer Graphics | 6 | 159 | 1.1K | 924 |
| 236 | Psychopharmacology | 11 | 158 | 1.1K | 1.8K |
| 237 | Analytical Biochemistry | 11 | 156 | 783 | 1.2K |
| 237 | Aquaculture | 13 | 156 | 498 | 679 |
| 239 | food handling | 9 | 153 | 177 | 324 |
| 240 | Child psychology | 8 | 151 | 1.0K | 1.5K |
| 241 | Environmental Engineering | 27 | 150 | 1.3K | 3.7K |
| 241 | Psychoneuroimmunology | 5 | 150 | 413 | 693 |
| 241 | Neuroimmunology | 5 | 150 | 506 | 777 |
| 244 | Veterinary Pathology | 23 | 149 | 68 | 181 |
| 245 | environmental protection | 15 | 148 | 1.6K | 3.2K |
| 246 | catalytic activity | 4 | 145 | 668 | 667 |
| 246 | Sleep | 15 | 145 | 845 | 1.5K |
| 248 | synthesis | 11 | 143 | 529 | 544 |
| 249 | Autoimmunity | 1 | 142 | 1.4K | 850 |
| 250 | Genetic engineering | 5 | 141 | 2.1K | 2.4K |
| 251 | Wildlife conservation | 3 | 140 | 987 | 750 |
| 251 | Consumer education | 1 | 140 | 769 | 285 |
| 253 | Nursing | 17 | 139 | 788 | 1.2K |
| 253 | Fishery management | 8 | 139 | 419 | 429 |
| 255 | Hydrology | 12 | 138 | 1.4K | 2.0K |
| 256 | Communication | 29 | 137 | 504 | 1.4K |
| 257 | Biodiversity conservation | 8 | 136 | 1.3K | 2.2K |
| 258 | Sleep Disorders | 12 | 134 | 964 | 1.5K |
| 259 | Surface-Active Agents | 4 | 133 | 909 | 1.0K |
| 259 | Surface properties | 4 | 133 | 911 | 1.0K |
| 261 | Pharmacognosy | 6 | 132 | 1.4K | 1.8K |
| 261 | Research Design | 6 | 132 | 895 | 1.1K |
| 261 | Host-parasite interactions | 3 | 132 | 1.5K | 1.9K |
| 264 | Quality Control | 4 | 131 | 1.6K | 1.1K |
| 264 | Bioremediation | 5 | 131 | 378 | 477 |
| 264 | Water quality management | 5 | 131 | 1.7K | 1.5K |
| 267 | Energy Policy | 3 | 130 | 1.9K | 1.7K |
| 268 | Statistical physics | 17 | 129 | 2.0K | 2.8K |
| 269 | Geology | 25 | 127 | 1.2K | 2.2K |
| 269 | Food Safety | 8 | 127 | 88 | 113 |
| 269 | Signal Transduction | 7 | 127 | 1.1K | 1.7K |
| 272 | Developmental Neurobiology | 6 | 125 | 412 | 496 |
| 272 | Foodborne diseases | 4 | 125 | 257 | 223 |
| 274 | Experimental Psychology | 1 | 123 | 1.0K | 547 |
| 275 | Teaching | 14 | 122 | 648 | 985 |
| 276 | Cytogenetics | 8 | 121 | 1.3K | 2.3K |
| 277 | body temperature | 3 | 120 | 302 | 176 |
| 278 | Child welfare | 9 | 118 | 536 | 765 |
| 279 | Hypertension | 3 | 117 | 2.5K | 2.9K |
| 279 | Chromatography | 3 | 117 | 2.0K | 1.4K |
| 279 | Chromatographic analysis | 3 | 117 | 2.4K | 1.6K |
| 282 | Genetic regulation | 5 | 116 | 1.1K | 1.7K |
| 283 | Drug design | 8 | 114 | 1.2K | 1.9K |
| 283 | Plant breeding | 4 | 114 | 955 | 900 |
| 283 | human behavior | 5 | 114 | 2.0K | 2.7K |
| 286 | Sustainable Engineering | 7 | 113 | 1.2K | 1.8K |
| 286 | epilepsy | 5 | 113 | 885 | 897 |
| 288 | animal diseases | 3 | 111 | 579 | 404 |
| 288 | Virulence | 2 | 111 | 1.9K | 2.0K |
| 290 | Medicinal plants | 7 | 110 | 865 | 1.3K |
| 291 | Hormones | 5 | 109 | 1.2K | 1.5K |
| 291 | infection | 5 | 109 | 1.6K | 2.0K |
| 293 | Meteorology | 9 | 108 | 1.6K | 2.6K |
| 293 | Maternal health services | 7 | 108 | 274 | 446 |
| 295 | Animal health | 20 | 107 | 123 | 220 |
| 296 | Molecular cloning | 4 | 106 | 1.3K | 1.3K |
| 296 | livestock | 8 | 106 | 398 | 323 |
| 298 | Functional foods | 6 | 105 | 223 | 362 |
| 298 | foods | 2 | 105 | 478 | 140 |
| 298 | Phytotherapy | 6 | 105 | 604 | 870 |
| 301 | Genetic recombination | 3 | 104 | 1.5K | 1.3K |
| 301 | Food Security | 1 | 104 | 398 | 193 |
| 301 | Recombinant DNA | 3 | 104 | 1.7K | 1.5K |
| 304 | Physical Chemistry | 3 | 103 | 2.9K | 2.5K |
| 304 | Cardiovascular system | 4 | 103 | 2.2K | 3.1K |
| 304 | Radiation effects | 3 | 103 | 252 | 249 |
| 307 | Edible plants | 3 | 102 | 230 | 238 |
| 307 | Cellulose | 5 | 102 | 465 | 671 |
| 309 | Developmental Disabilities | 1 | 101 | 1.9K | 1.3K |
| 309 | atmospheric models | 2 | 101 | 930 | 791 |
| 311 | Gene expression regulation | 5 | 100 | 950 | 1.3K |
| 311 | plant communities | 2 | 100 | 1.6K | 1.5K |
| 313 | Educational Sociology | 7 | 98 | 151 | 230 |
| 313 | Substance Abuse | 6 | 98 | 1.3K | 1.5K |
| 313 | baking | 14 | 98 | 72 | 238 |
| 316 | civilization | 21 | 96 | 447 | 297 |
| 317 | Entrepreneurship | 1 | 95 | 1.6K | 996 |
| 317 | calcification | 2 | 95 | 887 | 796 |
| 317 | violence | 2 | 95 | 1.3K | 923 |
| 317 | Aggression | 1 | 95 | 847 | 462 |
| 321 | bioclimatology | 8 | 94 | 505 | 947 |
| 321 | Randomized Controlled Trials | 12 | 94 | 656 | 1.1K |
| 321 | free radicals | 2 | 94 | 1.7K | 1.9K |
| 324 | Adolescent | 9 | 93 | 1.5K | 2.2K |
| 325 | Social Sciences | 59 | 92 | 642 | 2.7K |
| 325 | Nonlinear Dynamics | 10 | 92 | 1.5K | 2.2K |
| 325 | food industry | 4 | 92 | 204 | 212 |
| 328 | Renewable Energy Sources | 4 | 91 | 1.8K | 2.6K |
| 328 | environmental exposure | 16 | 91 | 743 | 2.2K |
| 328 | Earth Sciences | 54 | 91 | 608 | 2.7K |
| 331 | Climate | 6 | 90 | 341 | 608 |
| 331 | weather | 6 | 90 | 330 | 569 |
| 333 | Chronobiology | 2 | 87 | 692 | 454 |
| 333 | Genetic epidemiology | 1 | 87 | 712 | 421 |
| 333 | Circadian rhythms | 2 | 87 | 469 | 411 |
| 333 | biological clocks | 2 | 87 | 692 | 454 |
| 333 | Alternative Medicine | 3 | 87 | 2.4K | 2.1K |
| 333 | Evidence-Based Medicine | 3 | 87 | 1.7K | 1.3K |
| 333 | complementary therapies | 3 | 87 | 2.6K | 2.1K |
| 333 | circadian rhythm | 2 | 87 | 692 | 454 |
| 333 | biological rhythms | 2 | 87 | 646 | 444 |
| 342 | Reproductive toxicology | 7 | 85 | 201 | 470 |
| 342 | Intellectual disability | 3 | 85 | 1.0K | 902 |
| 344 | Animal ecology | 8 | 84 | 836 | 1.4K |
| 344 | Technology | 9 | 84 | 2.9K | 4.1K |
| 346 | Environmental Geology | 14 | 83 | 465 | 1.4K |
| 346 | Solid State Chemistry | 6 | 83 | 1.5K | 1.7K |
| 346 | Invertebrates | 4 | 83 | 411 | 459 |
| 349 | Liquid Crystals | 6 | 82 | 801 | 656 |
| 349 | biological evolution | 7 | 82 | 1.7K | 2.9K |
| 351 | Immunochemistry | 6 | 80 | 668 | 1.0K |
| 351 | Health | 6 | 80 | 2.2K | 2.9K |
| 351 | immunoassay | 6 | 80 | 112 | 103 |
| 354 | Anatomy | 10 | 79 | 1.4K | 2.6K |
| 354 | Environmental Chemistry | 4 | 79 | 2.4K | 3.0K |
| 356 | pollutants | 6 | 78 | 1.4K | 2.4K |
| 356 | Environmental pollutants | 6 | 78 | 1.9K | 2.8K |
| 356 | Biodiversity | 13 | 78 | 1.3K | 2.8K |
| 359 | Animal Biotechnology | 2 | 77 | 280 | 186 |
| 359 | Biochemical Engineering | 5 | 77 | 2.3K | 4.0K |
| 361 | Paleoecology | 2 | 75 | 908 | 675 |
| 361 | genome | 4 | 75 | 2.0K | 2.9K |
| 363 | Electrochemical Analysis | 3 | 74 | 1.2K | 1.1K |
| 363 | Plant cells | 1 | 74 | 2.0K | 2.1K |
| 365 | Geomorphology | 14 | 73 | 339 | 1.1K |
| 365 | disease outbreaks | 1 | 73 | 1.3K | 961 |
| 365 | Epidemics | 1 | 73 | 1.2K | 940 |
| 368 | Operations Research | 2 | 70 | 2.7K | 2.0K |
| 368 | Eating Disorders | 1 | 70 | 1.8K | 1.2K |
| 368 | Feeding and Eating Disorders | 1 | 70 | 1.7K | 1.2K |
| 371 | Electrophoresis | 2 | 69 | 2.5K | 2.1K |
| 372 | Veterinary Immunology | 3 | 67 | 290 | 313 |
| 372 | occupational diseases | 10 | 67 | 590 | 1.4K |
| 374 | Pharmacy | 5 | 66 | 2.0K | 2.8K |
| 374 | Engineering Mathematics | 8 | 66 | 1.9K | 2.1K |
| 374 | Land use | 4 | 66 | 882 | 1.2K |
| 374 | soil conservation | 4 | 66 | 784 | 1.0K |
| 374 | land degradation | 4 | 66 | 454 | 706 |
| 374 | women | 12 | 66 | 303 | 634 |
| 374 | degradation | 4 | 66 | 454 | 706 |
| 381 | Kinesiology | 3 | 65 | 174 | 146 |
| 381 | Kinetics | 3 | 65 | 609 | 567 |
| 381 | Agronomy | 8 | 65 | 354 | 838 |
| 381 | Australia | 13 | 65 | 951 | 2.1K |
| 381 | sports injuries | 1 | 65 | 1.2K | 508 |
| 386 | Forest Ecology | 4 | 63 | 606 | 795 |
| 386 | Food additives | 2 | 63 | 1.4K | 1.4K |
| 386 | hydrocolloids | 1 | 63 | 507 | 585 |
| 389 | Molecular evolution | 3 | 62 | 1.8K | 2.3K |
| 389 | Microscopy | 5 | 62 | 1.9K | 1.8K |
| 391 | Pharmacokinetics | 3 | 60 | 1.1K | 1.2K |
| 391 | drug evaluation | 4 | 60 | 1.5K | 2.0K |
| 393 | mammals | 3 | 59 | 1.3K | 1.3K |
| 394 | soil microbiology | 2 | 58 | 1.8K | 2.4K |
| 394 | Cell differentiation | 2 | 58 | 2.7K | 3.2K |
| 394 | Cardiovascular diseases | 7 | 58 | 1.4K | 2.2K |
| 394 | Chemical analysis | 1 | 58 | 2.4K | 1.8K |
| 398 | Dentistry | 13 | 57 | 268 | 658 |
| 399 | Water quality | 2 | 56 | 386 | 305 |
| 399 | System analysis | 4 | 56 | 2.4K | 2.6K |
| 399 | Stem cells | 3 | 56 | 2.2K | 2.7K |
| 399 | natural products | 8 | 56 | 1.4K | 2.2K |
| 399 | Water chemistry | 2 | 56 | 588 | 444 |
| 404 | Special Education | 5 | 55 | 662 | 813 |
| 405 | Ecological Engineering | 1 | 54 | 664 | 548 |
| 405 | Birds | 7 | 54 | 1.0K | 1.3K |
| 405 | Chronic diseases | 5 | 54 | 607 | 1.2K |
| 408 | Systems Biology | 4 | 53 | 1.8K | 2.4K |
| 408 | Microbial Biotechnology | 5 | 53 | 831 | 1.5K |
| 410 | Histology | 3 | 52 | 2.5K | 3.1K |
| 410 | Learning | 2 | 52 | 1.8K | 1.6K |
| 410 | Work | 6 | 52 | 190 | 412 |
| 410 | Atomic spectroscopy | 2 | 52 | 1.3K | 1.1K |
| 414 | Molecular Genetics | 4 | 51 | 2.0K | 3.3K |
| 414 | Municipal Engineering | 1 | 51 | 818 | 507 |
| 414 | Waste management | 1 | 51 | 2.9K | 1.9K |
| 414 | toxicity testing | 3 | 51 | 860 | 1.2K |
| 418 | Dermatology | 6 | 50 | 1.7K | 2.4K |
| 418 | Oral Medicine | 11 | 50 | 292 | 609 |
| 418 | air quality management | 2 | 50 | 567 | 705 |
| 418 | ovary | 2 | 50 | 330 | 325 |
| 418 | Building | 10 | 50 | 326 | 615 |
| 423 | Probiotics | 3 | 49 | 139 | 257 |
| 423 | Communication in medicine | 13 | 49 | 201 | 756 |
| 423 | management | 4 | 49 | 2.9K | 3.4K |
| 423 | Catalysts | 2 | 49 | 965 | 911 |
| 423 | proteins | 5 | 49 | 2.2K | 3.3K |
| 428 | Paleontology | 4 | 47 | 1.4K | 1.6K |
| 429 | Economics | 16 | 46 | 2.2K | 4.0K |
| 429 | Social Psychology | 2 | 46 | 2.9K | 2.9K |
| 429 | Semiotics | 4 | 46 | 336 | 188 |
| 429 | viruses | 1 | 46 | 2.9K | 2.9K |
| 433 | Biomass Energy | 7 | 45 | 1.6K | 3.3K |
| 433 | Oxidative stress | 1 | 45 | 2.4K | 2.3K |
| 433 | Infections | 2 | 45 | 1.9K | 2.4K |
| 433 | Cellular senescence | 1 | 45 | 1.7K | 1.6K |
| 433 | Inflammation | 1 | 45 | 2.7K | 2.5K |
| 433 | cell adhesion molecules | 1 | 45 | 1.3K | 1.2K |
| 433 | Arthropods | 5 | 45 | 159 | 286 |
| 433 | cytokines | 1 | 45 | 2.5K | 2.2K |
| 433 | cell interaction | 1 | 45 | 2.3K | 2.1K |
| 433 | Cell communication | 1 | 45 | 1.9K | 1.6K |
| 443 | Embryology | 4 | 42 | 1.8K | 2.9K |
| 443 | Critical Care | 2 | 42 | 2.7K | 3.3K |
| 443 | monoclonal antibodies | 3 | 42 | 257 | 380 |
| 443 | Bacterial infections | 4 | 42 | 939 | 1.9K |
| 443 | nanoscience | 2 | 42 | 4.0K | 4.4K |
| 443 | Memory | 1 | 42 | 1.3K | 1.1K |
| 443 | amino acids | 4 | 42 | 610 | 1.2K |
| 443 | Mites | 8 | 42 | 241 | 552 |
| 451 | Oncology | 3 | 41 | 3.0K | 4.4K |
| 451 | Marine Biology | 7 | 41 | 1.9K | 3.5K |
| 451 | Diagnostic Imaging | 6 | 41 | 1.9K | 3.0K |
| 451 | Algae | 2 | 41 | 1.1K | 1.2K |
| 455 | Archaeology | 21 | 40 | 468 | 1.4K |
| 455 | History of Medicine | 8 | 40 | 333 | 319 |
| 455 | Carcinogenesis | 3 | 40 | 1.3K | 2.1K |
| 458 | Mineralogy | 3 | 39 | 1.6K | 1.9K |
| 458 | Mental Health | 2 | 39 | 2.5K | 2.5K |
| 458 | Animal husbandry | 2 | 39 | 570 | 462 |
| 458 | Microbial Metabolism | 1 | 39 | 492 | 572 |
| 458 | cloning | 2 | 39 | 1.1K | 1.7K |
| 463 | embryonic development | 3 | 38 | 553 | 932 |
| 463 | carcinogens | 3 | 38 | 1.4K | 2.2K |
| 463 | energy resources | 1 | 38 | 1.4K | 1.6K |
| 463 | Insect biochemistry | 1 | 38 | 815 | 717 |
| 467 | Mathematics | 26 | 37 | 2.8K | 5.6K |
| 467 | Information Systems | 2 | 37 | 2.1K | 2.2K |
| 467 | Ceramics | 3 | 37 | 2.0K | 2.2K |
| 467 | Critical Care Medicine | 1 | 37 | 3.0K | 3.3K |
| 467 | Animal Nutrition | 5 | 37 | 446 | 751 |
| 467 | Elderly | 5 | 37 | 1.3K | 1.4K |
| 467 | personality | 1 | 37 | 2.0K | 1.8K |
| 467 | Glass | 3 | 37 | 1.5K | 1.9K |
| 467 | pottery | 3 | 37 | 1.4K | 1.9K |
| 467 | Bones | 3 | 37 | 824 | 1.5K |
| 467 | pigments | 2 | 37 | 498 | 656 |
| 478 | Asthma | 2 | 36 | 1.2K | 1.3K |
| 478 | Developmental Biology | 4 | 36 | 2.2K | 3.7K |
| 478 | industrial hygiene | 9 | 36 | 667 | 1.5K |
| 478 | Plant tissue culture | 1 | 36 | 1.4K | 1.4K |
| 478 | Plant cell culture | 1 | 36 | 1.4K | 1.4K |
| 483 | Educational Psychology | 2 | 35 | 1.8K | 1.8K |
| 483 | crime | 1 | 35 | 1.2K | 881 |
| 483 | Attention | 5 | 35 | 438 | 911 |
| 486 | Medical Technology | 3 | 34 | 2.3K | 3.3K |
| 486 | Optics | 2 | 34 | 6.0K | 5.0K |
| 486 | Molecules | 2 | 34 | 2.1K | 1.9K |
| 489 | Industrial Engineering | 1 | 33 | 3.6K | 3.0K |
| 489 | Bioenergetics | 1 | 33 | 1.3K | 1.4K |
| 489 | Economic History | 26 | 33 | 1.2K | 3.6K |
| 489 | Cosmology | 10 | 33 | 724 | 1.3K |
| 489 | Conservation Biology | 3 | 33 | 1.3K | 2.0K |
| 489 | Tourism | 5 | 33 | 1.1K | 2.1K |
| 489 | Integrated Circuits | 9 | 33 | 463 | 741 |
| 489 | Organometallic chemistry | 4 | 33 | 1.7K | 2.2K |
| 489 | behavior modification | 1 | 33 | 659 | 718 |
| 489 | drug development | 1 | 33 | 2.4K | 2.7K |
| 489 | biochemical markers | 4 | 33 | 925 | 1.6K |
| 489 | coal | 2 | 33 | 940 | 1.5K |
| 501 | Agricultural Ecology | 4 | 32 | 1.3K | 2.5K |
| 501 | Mathematical Physics | 6 | 32 | 2.5K | 2.9K |
| 501 | Nanostructures | 3 | 32 | 2.5K | 3.4K |
| 501 | Pesticides | 6 | 32 | 357 | 926 |
| 505 | Molecular Microbiology | 1 | 31 | 1.8K | 2.1K |
| 505 | Neonatology | 2 | 31 | 865 | 1.1K |
| 505 | Enzyme inhibitors | 3 | 31 | 468 | 788 |
| 505 | protein | 2 | 31 | 1.9K | 2.2K |
| 505 | Screening | 1 | 31 | 541 | 463 |
| 505 | Seaweed | 1 | 31 | 1.2K | 1.2K |
| 511 | Computer Science | 9 | 30 | 1.3K | 2.7K |
| 511 | Linguistics | 54 | 30 | 248 | 1.5K |
| 511 | Ornithology | 5 | 30 | 947 | 1.4K |
| 511 | Fungi | 2 | 30 | 1.1K | 1.5K |
| 511 | South America | 12 | 30 | 45 | 77 |
| 511 | plant oils | 2 | 30 | 371 | 441 |
| 511 | venom | 4 | 30 | 464 | 1.1K |
| 511 | Toxins | 4 | 30 | 596 | 1.3K |
| 519 | Anthropology | 11 | 29 | 960 | 2.2K |
| 519 | Physical Therapy | 3 | 29 | 1.7K | 2.7K |
| 519 | Visual Communication | 9 | 29 | 69 | 334 |
| 519 | Image enhancement | 3 | 29 | 116 | 252 |
| 523 | Energy Conversion | 2 | 28 | 1.6K | 2.2K |
| 523 | Pharmacogenetics | 1 | 28 | 2.3K | 2.4K |
| 523 | Energy Storage | 3 | 28 | 1.5K | 2.0K |
| 523 | Pharmacogenomics | 1 | 28 | 874 | 963 |
| 523 | Mental Health Services | 2 | 28 | 2.2K | 2.5K |
| 523 | fuel cells | 2 | 28 | 1.8K | 2.2K |
| 523 | disabilities | 3 | 28 | 970 | 1.5K |
| 523 | concrete | 2 | 28 | 937 | 1.2K |
| 523 | Ore deposits | 1 | 28 | 679 | 698 |
| 523 | Informatics | 2 | 28 | 1.3K | 1.7K |
| 533 | Humanities | 2 | 27 | 2.8K | 1.9K |
| 533 | Criminology | 3 | 27 | 1.0K | 1.4K |
| 533 | Research methodology | 1 | 27 | 222 | 253 |
| 533 | irrigation | 2 | 27 | 524 | 595 |
| 533 | Europe | 9 | 27 | 2.4K | 4.9K |
| 538 | Structural optimization | 2 | 26 | 519 | 678 |
| 538 | behavioral medicine | 2 | 26 | 2.1K | 3.1K |
| 538 | Travel | 4 | 26 | 853 | 1.6K |
| 538 | Respiratory system | 1 | 26 | 1.3K | 1.4K |
| 538 | Plastics | 2 | 26 | 2.4K | 2.6K |
| 538 | actuators | 1 | 26 | 2.4K | 2.6K |
| 538 | polar regions | 3 | 26 | 820 | 1.2K |
| 538 | Safety management | 2 | 26 | 860 | 922 |
| 538 | transducers | 1 | 26 | 2.4K | 2.6K |
| 547 | Robotics | 5 | 25 | 1.4K | 2.5K |
| 547 | Nuclear Medicine | 1 | 25 | 2.0K | 1.7K |
| 547 | Geriatric Psychiatry | 1 | 25 | 2.5K | 2.5K |
| 547 | Particle Physics | 2 | 25 | 929 | 853 |
| 547 | Molecular Imaging | 1 | 25 | 1.4K | 1.6K |
| 547 | Antarctica | 8 | 25 | 133 | 484 |
| 553 | Occupational Therapy | 5 | 24 | 951 | 1.6K |
| 553 | Criminal Law | 1 | 24 | 557 | 452 |
| 553 | Medical Oncology | 1 | 24 | 3.8K | 3.7K |
| 553 | air quality | 2 | 24 | 349 | 587 |
| 553 | Nutrigenomics | 1 | 24 | 299 | 417 |
| 553 | Lipids | 1 | 24 | 2.7K | 3.0K |
| 553 | mutagens | 1 | 24 | 1.8K | 2.2K |
| 553 | Criminal behavior | 2 | 24 | 272 | 384 |
| 553 | Agricultural systems | 1 | 24 | 242 | 403 |
| 553 | Phylogeny | 2 | 24 | 1.2K | 1.7K |
| 563 | Electrical Engineering | 8 | 23 | 2.8K | 4.1K |
| 563 | Computer Engineering | 9 | 23 | 240 | 1.0K |
| 563 | Microbial Ecology | 2 | 23 | 3.4K | 5.1K |
| 563 | Applied Linguistics | 7 | 23 | 354 | 814 |
| 563 | Sustainable agriculture | 2 | 23 | 984 | 1.4K |
| 563 | Social policy | 9 | 23 | 529 | 1.4K |
| 563 | Fisheries | 7 | 23 | 1.1K | 2.4K |
| 570 | Hemodynamics | 1 | 22 | 1.6K | 2.0K |
| 570 | radiocarbon dating | 1 | 22 | 732 | 699 |
| 570 | Hazardous waste | 3 | 22 | 905 | 2.1K |
| 570 | Cell metabolism | 3 | 22 | 964 | 2.0K |
| 574 | Paleobiology | 1 | 21 | 664 | 513 |
| 574 | Cognitive Therapy | 1 | 21 | 1.2K | 1.3K |
| 574 | DNA methylation | 1 | 21 | 771 | 1.0K |
| 574 | Calorimetry | 3 | 21 | 1.4K | 2.0K |
| 574 | hazard mitigation | 4 | 21 | 842 | 2.0K |
| 574 | Paleopathology | 1 | 21 | 655 | 549 |
| 574 | Culture | 1 | 21 | 2.3K | 1.6K |
| 574 | natural disasters | 4 | 21 | 1.3K | 2.6K |
| 574 | Leisure | 10 | 21 | 150 | 688 |
| 574 | Thermal analysis | 3 | 21 | 1.4K | 2.0K |
| 584 | Depression | 1 | 20 | 915 | 1.2K |
| 584 | health behavior | 2 | 20 | 1.6K | 2.3K |
| 584 | Anxiety Disorders | 1 | 20 | 1.1K | 1.5K |
| 584 | Anxiety | 1 | 20 | 1.1K | 1.5K |
| 584 | disease vectors | 3 | 20 | 1.2K | 2.3K |
| 584 | Microorganisms | 2 | 20 | 1.9K | 3.0K |
| 590 | Phytochemistry | 2 | 19 | 442 | 828 |
| 590 | Dietetics | 1 | 19 | 1.4K | 1.4K |
| 590 | Public Administration | 4 | 19 | 1.4K | 2.1K |
| 590 | Phytoremediation | 2 | 19 | 442 | 828 |
| 590 | environmental remediation | 2 | 19 | 547 | 951 |
| 590 | Bioreactors | 2 | 19 | 442 | 828 |
| 590 | Ceramic materials | 5 | 19 | 833 | 1.9K |
| 590 | Transplantation | 1 | 19 | 2.8K | 2.9K |
| 590 | DNA polymerases | 1 | 19 | 1.0K | 1.6K |
| 599 | Systems Engineering | 2 | 18 | 3.1K | 3.5K |
| 599 | Marine Ecology | 1 | 18 | 1.3K | 1.4K |
| 599 | Heterocyclic chemistry | 2 | 18 | 820 | 861 |
| 599 | Forest Management | 1 | 18 | 1.1K | 1.1K |
| 599 | forest policy | 1 | 18 | 553 | 601 |
| 599 | Jurisprudence | 2 | 18 | 1.5K | 1.9K |
| 599 | freshwater biology | 2 | 18 | 1.3K | 1.9K |
| 599 | India | 3 | 18 | 2.4K | 2.5K |
| 599 | Spain | 16 | 18 | 219 | 670 |
| 599 | Criminal investigation | 2 | 18 | 222 | 347 |
| 609 | Law | 13 | 17 | 840 | 1.6K |
| 609 | Nanochemistry | 1 | 17 | 2.3K | 2.3K |
| 609 | Horticulture | 6 | 17 | 627 | 1.5K |
| 609 | Combinatorial optimization | 1 | 17 | 1.0K | 792 |
| 609 | Ichthyology | 5 | 17 | 412 | 930 |
| 609 | Freeze-Drying | 2 | 17 | 376 | 744 |
| 609 | Hypothermia | 2 | 17 | 376 | 744 |
| 609 | Freeze Drying | 2 | 17 | 376 | 744 |
| 609 | Asymmetric synthesis | 1 | 17 | 352 | 237 |
| 609 | Plant hormones | 1 | 17 | 708 | 909 |
| 609 | Ventilation | 3 | 17 | 651 | 1.4K |
| 609 | Fish | 5 | 17 | 311 | 782 |
| 621 | Hydrogeology | 1 | 16 | 1.4K | 1.5K |
| 621 | Social Movements | 8 | 16 | 44 | 276 |
| 621 | Atmospheric Physics | 3 | 16 | 1.7K | 2.9K |
| 621 | Geothermal Energy | 1 | 16 | 209 | 330 |
| 621 | Drug delivery systems | 1 | 16 | 2.6K | 3.2K |
| 621 | Organometallic compounds | 3 | 16 | 1.5K | 2.4K |
| 621 | Imaging systems | 5 | 16 | 411 | 1.0K |
| 621 | Forest genetics | 1 | 16 | 729 | 739 |
| 621 | Acarology | 3 | 16 | 339 | 785 |
| 621 | Ticks | 3 | 16 | 381 | 794 |
| 621 | Acari | 3 | 16 | 324 | 775 |
| 632 | Animal Behavior | 4 | 15 | 1.8K | 3.8K |
| 632 | Solar Energy | 1 | 15 | 1.9K | 2.4K |
| 632 | environmental indicators | 1 | 15 | 1.1K | 1.7K |
| 632 | Thin Films | 1 | 15 | 1.3K | 1.2K |
| 632 | Biomechanics | 2 | 15 | 2.1K | 3.0K |
| 632 | health services | 2 | 15 | 1.8K | 2.8K |
| 638 | Philosophy | 32 | 14 | 566 | 1.7K |
| 638 | Pathology | 1 | 14 | 4.6K | 5.3K |
| 638 | Sustainable Development | 1 | 14 | 3.7K | 4.0K |
| 638 | Risk Management | 1 | 14 | 1.7K | 1.9K |
| 638 | Diagnosis | 1 | 14 | 1.5K | 1.6K |
| 638 | Democracy | 7 | 14 | 164 | 507 |
| 638 | Mutagenesis | 2 | 14 | 751 | 1.4K |
| 638 | Mass Media | 9 | 14 | 507 | 1.1K |
| 638 | Political Parties | 7 | 14 | 94 | 426 |
| 638 | Raman spectroscopy | 2 | 14 | 1.0K | 1.8K |
| 638 | Social Media | 1 | 14 | 445 | 402 |
| 638 | Flood forecasting | 1 | 14 | 269 | 419 |
| 638 | teratogenic agents | 2 | 14 | 346 | 685 |
| 638 | isomerism | 3 | 14 | 414 | 934 |
| 638 | Flood control | 1 | 14 | 648 | 729 |
| 638 | Africa | 2 | 14 | 2.5K | 2.7K |
| 638 | disease susceptibility | 1 | 14 | 933 | 1.2K |
| 638 | Fuzzy systems | 2 | 14 | 2.3K | 2.7K |
| 638 | Chirality | 3 | 14 | 414 | 934 |
| 638 | Primates | 2 | 14 | 1.2K | 1.7K |
| 638 | symptoms | 1 | 14 | 933 | 1.2K |
| 659 | Oceanography | 2 | 13 | 2.2K | 3.1K |
| 659 | Immunopathology | 1 | 13 | 2.6K | 3.2K |
| 659 | Communication and Culture | 3 | 13 | 259 | 448 |
| 659 | nutrition policy | 3 | 13 | 78 | 222 |
| 659 | Ethology | 2 | 13 | 1.8K | 3.0K |
| 659 | Soft Condensed Matter | 4 | 13 | 1.1K | 2.4K |
| 659 | Proteome | 1 | 13 | 2.4K | 3.3K |
| 659 | indoor air pollution | 2 | 13 | 630 | 1.3K |
| 659 | food service | 4 | 13 | 74 | 190 |
| 659 | Sick building syndrome | 2 | 13 | 630 | 1.3K |
| 659 | Fertilizers | 2 | 13 | 562 | 1.0K |
| 659 | biopolymers | 4 | 13 | 1.3K | 2.7K |
| 671 | Clinical Trials | 2 | 12 | 628 | 1.3K |
| 671 | Regional Planning | 7 | 12 | 1.1K | 2.9K |
| 671 | Geographic information systems | 2 | 12 | 1.6K | 2.3K |
| 671 | Evolutionary economics | 1 | 12 | 378 | 449 |
| 671 | epidemiologic methods | 1 | 12 | 406 | 492 |
| 671 | Computational Fluid Dynamics | 2 | 12 | 675 | 1.1K |
| 671 | Metabolic diseases | 2 | 12 | 3.6K | 5.5K |
| 671 | dietary supplements | 1 | 12 | 1.1K | 1.6K |
| 671 | reasoning | 1 | 12 | 377 | 463 |
| 671 | Social behavior | 1 | 12 | 2.2K | 2.7K |
| 671 | city planning | 5 | 12 | 1.2K | 2.8K |
| 671 | Scanning electron microscopy | 2 | 12 | 287 | 541 |
| 671 | Population Dynamics | 1 | 12 | 429 | 545 |
| 684 | Petrology | 2 | 11 | 1.0K | 1.5K |
| 684 | Historic Preservation | 1 | 11 | 269 | 297 |
| 684 | Psychosomatic Medicine | 2 | 11 | 1.1K | 2.1K |
| 684 | Educational Technology | 3 | 11 | 1.7K | 3.2K |
| 684 | Photochemistry | 2 | 11 | 2.2K | 3.6K |
| 684 | Genetic testing | 1 | 11 | 911 | 1.1K |
| 684 | Biomarkers | 1 | 11 | 1.1K | 1.4K |
| 684 | Health insurance | 1 | 11 | 1.1K | 1.3K |
| 684 | Mycotoxins | 1 | 11 | 373 | 519 |
| 684 | Crystal growth | 1 | 11 | 1.9K | 2.3K |
| 694 | Computational Chemistry | 3 | 10 | 862 | 1.7K |
| 694 | Ecological Genetics | 2 | 10 | 1.0K | 1.7K |
| 694 | Environmental Archaeology | 1 | 10 | 208 | 252 |
| 694 | Mass Spectrometry | 3 | 10 | 1.6K | 3.0K |
| 694 | Adaptive control systems | 3 | 10 | 671 | 1.3K |
| 694 | Social interaction | 1 | 10 | 536 | 720 |
| 694 | Japan | 2 | 10 | 3.1K | 4.1K |
| 694 | Social work | 2 | 10 | 2.0K | 3.0K |
| 694 | Pathogens | 2 | 10 | 157 | 501 |
| 694 | motor skills | 3 | 10 | 207 | 589 |
| 704 | Agricultural Engineering | 1 | 9 | 669 | 696 |
| 704 | Mathematics Education | 2 | 9 | 650 | 871 |
| 704 | Tribology | 1 | 9 | 1.8K | 2.1K |
| 704 | Higher Education | 2 | 9 | 776 | 1.3K |
| 704 | Developmental Psychology | 1 | 9 | 1.9K | 2.4K |
| 704 | Histochemistry | 1 | 9 | 2.3K | 2.8K |
| 704 | Social History | 1 | 9 | 1.2K | 952 |
| 704 | Cultural diversity | 1 | 9 | 349 | 559 |
| 704 | Herpetology | 2 | 9 | 470 | 708 |
| 704 | Watershed management | 3 | 9 | 214 | 653 |
| 704 | global environmental change | 1 | 9 | 1.6K | 2.2K |
| 704 | Multimedia Systems | 5 | 9 | 1.5K | 3.2K |
| 704 | Infrared spectroscopy | 1 | 9 | 157 | 343 |
| 704 | public health laws | 4 | 9 | 15 | 15 |
| 704 | radioactive waste | 1 | 9 | 1.3K | 2.2K |
| 704 | industrial waste | 1 | 9 | 1.4K | 2.3K |
| 704 | Nervous system | 1 | 9 | 4.5K | 5.7K |
| 704 | cell physiology | 1 | 9 | 3.0K | 4.1K |
| 704 | Amphibians | 2 | 9 | 423 | 536 |
| 704 | educational planning | 1 | 9 | 878 | 1.1K |
| 704 | pain | 2 | 9 | 2.3K | 3.7K |
| 704 | Reptiles | 2 | 9 | 462 | 650 |
| 704 | tests | 1 | 9 | 387 | 606 |
| 704 | environmental issues | 1 | 9 | 1.0K | 1.5K |
| 704 | wildlife diseases | 2 | 9 | 178 | 436 |
| 729 | Distance Education | 5 | 8 | 296 | 1.2K |
| 729 | Electronics | 2 | 8 | 5.1K | 6.6K |
| 729 | Public Policy | 2 | 8 | 2.4K | 4.2K |
| 729 | Political Sociology | 8 | 8 | 228 | 968 |
| 729 | Bioinorganic chemistry | 1 | 8 | 2.4K | 3.2K |
| 729 | pain management | 1 | 8 | 1.5K | 1.9K |
| 729 | Business | 3 | 8 | 2.2K | 3.7K |
| 729 | Photobiology | 1 | 8 | 2.0K | 2.8K |
| 729 | Genetic markers | 2 | 8 | 470 | 1.2K |
| 729 | ethanol | 2 | 8 | 728 | 1.4K |
| 729 | commerce | 3 | 8 | 1.6K | 2.7K |
| 729 | Nematodes | 4 | 8 | 62 | 189 |
| 729 | Population | 3 | 8 | 1.1K | 2.4K |
| 729 | Consciousness | 1 | 8 | 869 | 1.1K |
| 729 | Argentina | 7 | 8 | 110 | 211 |
| 729 | bees | 2 | 8 | 560 | 1.0K |
| 729 | children | 1 | 8 | 1.0K | 1.3K |
| 746 | Nuclear Engineering | 3 | 7 | 1.7K | 2.7K |
| 746 | Anthropological Linguistics | 1 | 7 | 657 | 566 |
| 746 | Nuclear Energy | 3 | 7 | 1.1K | 1.9K |
| 746 | Health Services Administration | 1 | 7 | 2.6K | 3.4K |
| 746 | Rural Development | 2 | 7 | 613 | 1.1K |
| 746 | energy conservation | 3 | 7 | 1.9K | 4.1K |
| 746 | civil rights | 1 | 7 | 758 | 877 |
| 746 | Sexuality | 1 | 7 | 621 | 841 |
| 746 | particles | 2 | 7 | 1.2K | 2.2K |
| 746 | Radio waves | 1 | 7 | 1.6K | 1.9K |
| 746 | Radio | 1 | 7 | 2.8K | 3.3K |
| 746 | Heterocyclic compounds | 2 | 7 | 1.5K | 2.2K |
| 746 | sexual behavior | 1 | 7 | 1.3K | 1.7K |
| 746 | Kidney diseases | 1 | 7 | 2.1K | 2.7K |
| 760 | Petroleum Engineering | 1 | 6 | 1.2K | 1.6K |
| 760 | Data Mining | 1 | 6 | 3.4K | 4.4K |
| 760 | Geophysics | 1 | 6 | 5.5K | 6.6K |
| 760 | Atmospheric Chemistry | 1 | 6 | 1.6K | 2.3K |
| 760 | Ecophysiology | 1 | 6 | 549 | 931 |
| 760 | Social Networks | 1 | 6 | 600 | 808 |
| 760 | Statistical Mechanics | 1 | 6 | 1.8K | 2.0K |
| 760 | Green Technology | 1 | 6 | 992 | 1.5K |
| 760 | Online social networks | 1 | 6 | 709 | 975 |
| 760 | Laser therapy | 1 | 6 | 983 | 1.2K |
| 760 | Nanoparticles | 2 | 6 | 2.7K | 4.4K |
| 760 | Exercise therapy | 2 | 6 | 622 | 1.2K |
| 760 | philology | 29 | 6 | 146 | 470 |
| 760 | Spectroscopy | 1 | 6 | 569 | 596 |
| 760 | atmosphere | 1 | 6 | 936 | 1.4K |
| 760 | textile fibers | 1 | 6 | 1.1K | 1.3K |
| 760 | miniaturization | 2 | 6 | 2.8K | 4.7K |
| 777 | Cybernetics | 2 | 5 | 2.2K | 3.8K |
| 777 | Ergonomics | 2 | 5 | 1.4K | 2.4K |
| 777 | Occupational Health | 11 | 5 | 639 | 3.2K |
| 777 | Organizational Sociology | 1 | 5 | 613 | 893 |
| 777 | Classical Philology | 7 | 5 | 371 | 444 |
| 777 | Theater | 27 | 5 | 34 | 207 |
| 777 | Microelectronics | 1 | 5 | 3.0K | 3.9K |
| 777 | Industrial Safety | 3 | 5 | 1.1K | 2.6K |
| 777 | Control Theory | 2 | 5 | 2.3K | 3.5K |
| 777 | emergency management | 1 | 5 | 2.0K | 2.7K |
| 777 | Organizational change | 1 | 5 | 1.4K | 1.9K |
| 777 | Adolescent Psychology | 3 | 5 | 991 | 2.4K |
| 777 | Magnetic Materials | 1 | 5 | 2.6K | 3.1K |
| 777 | Postcolonialism | 1 | 5 | 259 | 297 |
| 777 | Molecular Spectroscopy | 1 | 5 | 2.6K | 3.7K |
| 777 | Optical materials | 1 | 5 | 3.7K | 4.8K |
| 777 | organizational effectiveness | 1 | 5 | 1.0K | 1.4K |
| 777 | peptides | 2 | 5 | 1.5K | 2.8K |
| 777 | China | 1 | 5 | 5.1K | 6.4K |
| 777 | caffeine | 1 | 5 | 44 | 138 |
| 797 | Mechanical Engineering | 4 | 4 | 2.5K | 4.8K |
| 797 | Automation | 2 | 4 | 2.7K | 4.4K |
| 797 | Algebra | 2 | 4 | 1.7K | 2.2K |
| 797 | Development Economics | 1 | 4 | 1.1K | 1.6K |
| 797 | Morphology | 2 | 4 | 1.3K | 2.1K |
| 797 | Comparative Education | 2 | 4 | 327 | 739 |
| 797 | Population Genetics | 1 | 4 | 2.4K | 3.4K |
| 797 | nuclear astrophysics | 1 | 4 | 420 | 652 |
| 797 | transgenic organisms | 1 | 4 | 708 | 1.3K |
| 797 | transgenic animals | 1 | 4 | 676 | 1.2K |
| 797 | Helminthology | 1 | 4 | 360 | 515 |
| 797 | Radiation | 2 | 4 | 2.7K | 4.6K |
| 797 | Air Conditioning | 1 | 4 | 459 | 725 |
| 797 | Chemical kinetics | 1 | 4 | 1.5K | 2.0K |
| 797 | risk factors | 1 | 4 | 1.6K | 2.2K |
| 797 | Transgenic plants | 1 | 4 | 1.1K | 1.8K |
| 797 | machinery | 4 | 4 | 551 | 1.6K |
| 797 | Dementia | 19 | 4 | 815 | 2.7K |
| 797 | scientific societies | 2 | 4 | 1.3K | 2.7K |
| 797 | Helminths | 1 | 4 | 360 | 515 |
| 797 | Alzheimer's disease | 19 | 4 | 858 | 2.8K |
| 797 | heating | 1 | 4 | 371 | 608 |
| 797 | Detectors | 2 | 4 | 2.2K | 3.8K |
| 797 | biological invasions | 1 | 4 | 1.2K | 1.9K |
| 821 | History | 21 | 3 | 453 | 1.6K |
| 821 | Urology | 1 | 3 | 3.3K | 4.3K |
| 821 | Surgery | 1 | 3 | 4.2K | 5.4K |
| 821 | Food Science | 2 | 3 | 239 | 643 |
| 821 | Economic Development | 6 | 3 | 1.1K | 3.9K |
| 821 | Ethnobotany | 2 | 3 | 331 | 839 |
| 821 | Restoration Ecology | 1 | 3 | 994 | 1.6K |
| 821 | Psychoanalysis | 1 | 3 | 822 | 951 |
| 821 | Bioacoustics | 1 | 3 | 235 | 464 |
| 821 | Rheology | 1 | 3 | 1.3K | 1.8K |
| 821 | Neural circuitry | 1 | 3 | 2.9K | 4.1K |
| 821 | Pest control | 1 | 3 | 387 | 680 |
| 821 | Food texture | 1 | 3 | 451 | 774 |
| 821 | Public opinion | 3 | 3 | 483 | 1.5K |
| 821 | transitional justice | 1 | 3 | 52 | 128 |
| 821 | rule of law | 1 | 3 | 118 | 140 |
| 821 | Chemical processes | 1 | 3 | 1.3K | 2.1K |
| 821 | forestry | 1 | 3 | 499 | 893 |
| 821 | Light | 1 | 3 | 2.1K | 3.1K |
| 821 | economic conditions | 3 | 3 | 549 | 1.3K |
| 821 | economic analysis | 3 | 3 | 73 | 417 |
| 821 | biological monitoring | 1 | 3 | 1.2K | 2.0K |
| 821 | public opinion polls | 3 | 3 | 86 | 329 |
| 821 | crimes against humanity | 1 | 3 | 52 | 128 |
| 845 | Numerical Analysis | 7 | 2 | 1.7K | 4.8K |
| 845 | Dynamics | 1 | 2 | 3.1K | 4.2K |
| 845 | Cost of illness | 1 | 2 | 68 | 179 |
| 845 | adolescence | 2 | 2 | 1.3K | 2.8K |
| 845 | elder abuse | 1 | 2 | 637 | 1.2K |
| 845 | Composite Materials | 2 | 2 | 2.6K | 4.6K |
| 845 | economic policy | 7 | 2 | 1.7K | 5.1K |
| 845 | Taste | 1 | 2 | 691 | 1.3K |
| 845 | Family | 1 | 2 | 1.8K | 2.9K |
| 845 | smell | 1 | 2 | 691 | 1.3K |
| 845 | Library Science | 4 | 2 | 1.2K | 3.0K |
| 845 | Bacteria | 1 | 2 | 645 | 1.2K |
| 845 | cooling | 1 | 2 | 126 | 172 |
| 845 | geological modeling | 1 | 2 | 1.1K | 1.6K |
| 845 | vapor-liquid equilibrium | 1 | 2 | 126 | 172 |
| 845 | Germany | 1 | 2 | 1.5K | 1.9K |
| 845 | primary prevention | 1 | 2 | 1.0K | 1.8K |
| 845 | cardiac catheterization | 1 | 2 | 1.7K | 2.3K |
| 845 | Food preferences | 1 | 2 | 449 | 892 |
| 845 | Youth | 2 | 2 | 919 | 2.0K |
| 845 | family violence | 1 | 2 | 801 | 1.4K |
| 845 | United Kingdom | 1 | 2 | 3.3K | 4.6K |
| 845 | Molecular structure | 5 | 2 | 2.0K | 5.3K |
| 845 | Educational evaluation | 4 | 2 | 123 | 568 |
| 869 | Architecture | 9 | 1 | 355 | 1.8K |
| 869 | Performing Arts | 6 | 1 | 100 | 377 |
| 869 | Geometry | 1 | 1 | 1.9K | 2.4K |
| 869 | Physical Geography | 1 | 1 | 1.2K | 1.8K |
| 869 | Plant Pathology | 1 | 1 | 382 | 665 |
| 869 | Crime prevention | 1 | 1 | 589 | 974 |
| 869 | Systems Analysis | 1 | 1 | 2.1K | 3.5K |
| 869 | Human Geography | 2 | 1 | 1.4K | 2.9K |
| 869 | Historiography | 3 | 1 | 273 | 715 |
| 869 | Human-Computer Interaction | 1 | 1 | 2.9K | 4.6K |
| 869 | Popular culture | 1 | 1 | 1.1K | 1.3K |
| 869 | Computer-Aided Design | 1 | 1 | 2.1K | 3.1K |
| 869 | Thrombosis | 1 | 1 | 2.4K | 3.5K |
| 869 | Adsorption | 2 | 1 | 294 | 836 |
| 869 | diffusion | 2 | 1 | 273 | 541 |
| 869 | Superconductors | 2 | 1 | 1.3K | 2.1K |
| 869 | Marine biodiversity | 2 | 1 | 464 | 1.0K |
| 869 | Public Safety | 1 | 1 | 38 | 43 |
| 869 | communication and technology | 1 | 1 | 74 | 55 |
| 869 | Crystallography | 2 | 1 | 2.5K | 3.8K |
| 869 | Entropy | 1 | 1 | 2.4K | 3.5K |
| 869 | Hypertension in pregnancy | 1 | 1 | 406 | 867 |
| 869 | visualization | 2 | 1 | 2.7K | 4.1K |
| 869 | Osteoporosis | 1 | 1 | 929 | 1.7K |
| 869 | popular education | 7 | 1 | 28 | 44 |
| 869 | Chromosomes | 1 | 1 | 1.6K | 2.6K |
| 869 | Granular materials | 1 | 1 | 781 | 1.4K |
| 869 | vascular diseases | 1 | 1 | 1.7K | 2.7K |
| 869 | government | 1 | 1 | 1.4K | 1.9K |
| 869 | Bone diseases | 1 | 1 | 1.1K | 1.9K |
| 869 | Timber | 1 | 1 | 60 | 116 |
| 869 | Forest products | 1 | 1 | 82 | 166 |
| 869 | arthritis | 1 | 1 | 2.6K | 3.8K |
| 869 | Cerebellum | 1 | 1 | 689 | 1.2K |
| 869 | civil service | 1 | 1 | 747 | 1.2K |
| 869 | mathematical analysis | 1 | 1 | 3.2K | 3.9K |
| 869 | police | 1 | 1 | 744 | 1.1K |
| 869 | Cognition | 1 | 1 | 2.9K | 4.4K |
| 869 | Cerebellar ataxia | 1 | 1 | 689 | 1.2K |
| 908 | Arts | 4 | 0 | 456 | 1.6K |
| 908 | Engineering | 1 | 0 | 7.9K | 10.7K |
| 908 | Literature | 25 | 0 | 248 | 1.6K |
| 908 | Musicology | 1 | 0 | 518 | 774 |
| 908 | Civil Engineering | 1 | 0 | 3.2K | 4.5K |
| 908 | Hematology | 1 | 0 | 5.8K | 7.0K |
| 908 | Astronomy | 5 | 0 | 2.5K | 5.0K |
| 908 | Ethics | 7 | 0 | 695 | 3.5K |
| 908 | International Relations | 1 | 0 | 2.6K | 3.3K |
| 908 | Latin American Literature | 6 | 0 | 238 | 594 |
| 908 | Theology | 5 | 0 | 917 | 2.0K |
| 908 | Discourse Analysis | 1 | 0 | 677 | 1.2K |
| 908 | Cartography | 2 | 0 | 696 | 1.6K |
| 908 | Vocational Education | 1 | 0 | 1.1K | 1.9K |
| 908 | Oral History | 3 | 0 | 20 | 113 |
| 908 | Environmental Law | 1 | 0 | 2.0K | 3.2K |
| 908 | Pragmatism | 2 | 0 | 14 | 23 |
| 908 | Plant Taxonomy | 1 | 0 | 870 | 1.4K |
| 908 | Demography | 1 | 0 | 1.5K | 2.5K |
| 908 | Production Engineering | 1 | 0 | 3.4K | 4.9K |
| 908 | Historical Sociology | 1 | 0 | 345 | 577 |
| 908 | Microbial Genetics | 2 | 0 | 545 | 1.4K |
| 908 | Dance | 5 | 0 | 245 | 855 |
| 908 | Music | 4 | 0 | 912 | 2.6K |
| 908 | Metallurgy | 1 | 0 | 3.9K | 5.4K |
| 908 | symbiosis | 1 | 0 | 372 | 820 |
| 908 | Religion | 3 | 0 | 1.3K | 2.5K |
| 908 | Water | 1 | 0 | 3.5K | 5.4K |
| 908 | peer review | 1 | 0 | 179 | 285 |
| 908 | Feminism | 2 | 0 | 814 | 1.8K |
| 908 | Folklore | 1 | 0 | 302 | 332 |
| 908 | Art | 6 | 0 | 298 | 899 |
| 908 | Neuropharmacology | 1 | 0 | 1.4K | 2.3K |
| 908 | Immunohistochemistry | 1 | 0 | 514 | 1.0K |
| 908 | urban health | 1 | 0 | 656 | 1.4K |
| 908 | Aerosols | 1 | 0 | 789 | 1.4K |
| 908 | Environmental Geochemistry | 1 | 0 | 1.3K | 2.2K |
| 908 | Wetland ecology | 1 | 0 | 1.1K | 1.9K |
| 908 | phytopathogenic bacteria | 1 | 0 | 537 | 931 |
| 908 | Wetland conservation | 1 | 0 | 796 | 1.5K |
| 908 | psychopathology | 1 | 0 | 651 | 1.1K |
| 908 | design | 1 | 0 | 636 | 965 |
| 908 | Christianity | 3 | 0 | 245 | 612 |
| 908 | water reuse | 1 | 0 | 697 | 1.4K |
| 908 | Societies | 1 | 0 | 602 | 967 |
| 908 | telecommunication in education | 3 | 0 | 58 | 417 |
| 908 | internet | 1 | 0 | 2.5K | 3.9K |
| 908 | crops | 1 | 0 | 345 | 671 |
| 908 | computer networks | 1 | 0 | 3.9K | 5.5K |
| 908 | Vegetation | 1 | 0 | 279 | 653 |
| 908 | Endocrine system | 2 | 0 | 1.4K | 1.8K |
| 908 | Catholic Church | 2 | 0 | 570 | 613 |
| 908 | finance | 2 | 0 | 2.7K | 4.7K |
| 908 | Communication in education | 3 | 0 | 29 | 56 |
| 908 | economic development projects | 1 | 0 | 459 | 1.1K |
| 908 | Minerals | 1 | 0 | 1.6K | 2.6K |
| 908 | sex crimes | 1 | 0 | 1.2K | 2.1K |
| 908 | Egypt | 1 | 0 | 853 | 1.7K |
| 908 | Wetlands | 1 | 0 | 810 | 1.5K |