| 1 | Science | 2,773 | 251.6K | 79 | 94 |
| 2 | Physics | 2,748 | 248.5K | 126 | 114 |
| 3 | Astrophysics | 2,848 | 215.3K | 36 | 39 |
| 4 | Biology | 1,986 | 206.5K | 124 | 121 |
| 5 | Medicine | 2,689 | 195.6K | 79 | 62 |
| 6 | Astronomy | 2,460 | 142.6K | 33 | 51 |
| 7 | Chemistry | 1,855 | 134.8K | 193 | 163 |
| 8 | Natural history | 534 | 116.6K | 80 | 102 |
| 9 | Spectrum analysis | 1,516 | 115.1K | 40 | 39 |
| 10 | Psychology | 1,450 | 112.9K | 27 | 18 |
| 11 | Biochemistry | 2,060 | 108.3K | 152 | 119 |
| 12 | Neurology | 1,272 | 105.2K | 109 | 83 |
| 13 | Molecular Biology | 1,222 | 96.6K | 168 | 133 |
| 14 | Research | 1,960 | 96.3K | 77 | 57 |
| 15 | Microbiology | 1,283 | 83.3K | 81 | 87 |
| 16 | Psychiatry | 1,046 | 76.2K | 43 | 38 |
| 17 | Nuclear Physics | 1,288 | 65.9K | 155 | 114 |
| 18 | Ecology | 1,015 | 65.8K | 103 | 128 |
| 19 | Immunology | 864 | 65.1K | 40 | 39 |
| 20 | Psychophysiology | 680 | 60.5K | 46 | 22 |
| 21 | Cytology | 543 | 57.7K | 160 | 111 |
| 22 | Social Psychology | 679 | 55.9K | 16 | 15 |
| 23 | Cell Biology | 497 | 53.4K | 147 | 113 |
| 24 | Behavior | 689 | 51.7K | 39 | 24 |
| 25 | human behavior | 506 | 48.8K | 18 | 13 |
| 26 | Virology | 435 | 44.9K | 90 | 85 |
| 27 | Public Health | 1,135 | 44.6K | 57 | 68 |
| 28 | Human genetics | 335 | 43.9K | 65 | 117 |
| 29 | Economics | 922 | 43.7K | 26 | 37 |
| 30 | Epidemiology | 775 | 41.4K | 44 | 39 |
| 31 | Biophysics | 1,026 | 40.8K | 88 | 81 |
| 32 | Medical genetics | 651 | 39.6K | 41 | 56 |
| 33 | Immunity | 213 | 39.2K | 76 | 53 |
| 34 | Pollution | 514 | 38.6K | 133 | 105 |
| 35 | Neurophysiology | 366 | 37.3K | 123 | 74 |
| 36 | Hematology | 540 | 32.8K | 81 | 65 |
| 37 | Mental Disorders | 505 | 32.8K | 47 | 49 |
| 38 | Botany | 544 | 32.1K | 104 | 95 |
| 39 | Surgery | 278 | 30.9K | 55 | 53 |
| 40 | Europe | 1,026 | 30.7K | 2 | 3 |
| 41 | Metabolic diseases | 553 | 30.3K | 26 | 60 |
| 42 | personality | 325 | 30.2K | 19 | 18 |
| 43 | Cardiovascular system | 243 | 29.9K | 66 | 43 |
| 44 | Metabolism | 590 | 29.2K | 43 | 84 |
| 45 | United States | 494 | 28.8K | 201 | 96 |
| 46 | Genetics | 385 | 28.6K | 139 | 145 |
| 47 | Communication | 366 | 27.4K | 24 | 6 |
| 48 | Environment | 425 | 27.0K | 151 | 202 |
| 49 | Endocrinology | 322 | 26.8K | 153 | 118 |
| 50 | environmental pollution | 374 | 25.4K | 107 | 50 |
| 51 | Sociology | 517 | 24.5K | 31 | 38 |
| 52 | Catalysis | 438 | 24.4K | 142 | 121 |
| 53 | Chronic diseases | 150 | 24.2K | 17 | 19 |
| 54 | Cognition | 392 | 24.0K | 18 | 20 |
| 55 | Cognitive neuroscience | 240 | 23.8K | 19 | 22 |
| 56 | Chemical Engineering | 358 | 23.7K | 256 | 160 |
| 57 | Artificial Intelligence | 315 | 23.6K | 86 | 67 |
| 58 | Environmental Health | 474 | 23.5K | 139 | 151 |
| 59 | Condensed Matter | 670 | 22.8K | 137 | 168 |
| 60 | Solid State Physics | 682 | 22.7K | 156 | 161 |
| 61 | psychotherapy | 211 | 22.3K | 22 | 10 |
| 62 | Education | 390 | 21.9K | 112 | 40 |
| 63 | Cognitive Science | 256 | 21.5K | 5 | 11 |
| 64 | Quantum Gravity | 370 | 20.7K | 167 | 131 |
| 65 | Immune system | 82 | 20.3K | 61 | 39 |
| 66 | Physiology | 341 | 20.0K | 212 | 151 |
| 67 | management | 261 | 20.0K | 116 | 142 |
| 68 | Research Design | 131 | 19.9K | 40 | 18 |
| 69 | Critical Care Medicine | 277 | 19.8K | 31 | 38 |
| 70 | Critical Care | 277 | 19.7K | 28 | 38 |
| 71 | Hypertension | 178 | 18.8K | 96 | 65 |
| 72 | Clinical Psychology | 135 | 18.0K | 69 | 20 |
| 73 | Statistical physics | 677 | 18.0K | 70 | 103 |
| 74 | Health | 396 | 18.0K | 21 | 14 |
| 75 | Mathematical Physics | 555 | 18.0K | 33 | 47 |
| 76 | Neurobiology | 123 | 17.6K | 143 | 58 |
| 77 | Learning | 231 | 17.0K | 17 | 12 |
| 78 | Mental illness | 253 | 16.8K | 60 | 63 |
| 79 | Analytical Chemistry | 511 | 16.6K | 92 | 124 |
| 80 | Child psychology | 288 | 16.1K | 46 | 62 |
| 81 | behavioral medicine | 132 | 15.9K | 46 | 18 |
| 82 | Neuropsychology | 268 | 15.6K | 64 | 39 |
| 83 | Plants | 132 | 15.4K | 118 | 56 |
| 84 | Biotechnology | 222 | 15.3K | 449 | 330 |
| 85 | Political Science | 375 | 15.2K | 17 | 24 |
| 86 | transport vesicles | 31 | 15.0K | 7 | 41 |
| 87 | Brain | 293 | 14.8K | 138 | 128 |
| 88 | Animal Behavior | 189 | 14.8K | 128 | 72 |
| 89 | Social Sciences | 539 | 14.8K | 23 | 37 |
| 90 | Diabetes | 151 | 14.6K | 135 | 82 |
| 91 | rehabilitation | 304 | 14.6K | 38 | 32 |
| 92 | Pharmacology | 445 | 14.6K | 278 | 281 |
| 93 | Computer Vision | 121 | 14.3K | 31 | 19 |
| 94 | Pathology | 201 | 14.2K | 112 | 72 |
| 95 | Plant cells | 106 | 14.2K | 103 | 91 |
| 96 | city planning | 268 | 14.0K | 11 | 4 |
| 97 | Medical Microbiology | 279 | 13.8K | 43 | 69 |
| 98 | viruses | 176 | 13.8K | 73 | 63 |
| 99 | Microbial Ecology | 150 | 13.3K | 123 | 112 |
| 100 | Econometrics | 158 | 13.3K | 39 | 38 |
| 101 | Diabetes mellitus | 126 | 13.3K | 141 | 89 |
| 102 | Cancer | 296 | 13.3K | 171 | 201 |
| 103 | Educational Psychology | 186 | 13.2K | 43 | 19 |
| 104 | Mathematics | 625 | 13.1K | 237 | 144 |
| 105 | Environmental monitoring | 213 | 13.1K | 118 | 87 |
| 106 | Linguistics | 296 | 13.0K | 5 | 11 |
| 107 | Experimental Psychology | 82 | 13.0K | 14 | 2 |
| 108 | Medical Anthropology | 257 | 12.9K | 16 | 25 |
| 109 | Bioenergetics | 307 | 12.9K | 1 | 3 |
| 110 | Energy metabolism | 305 | 12.8K | 1 | 2 |
| 111 | Cell differentiation | 80 | 12.7K | 198 | 92 |
| 112 | Immunotherapy | 71 | 12.4K | 185 | 50 |
| 113 | cell membrane | 292 | 12.2K | 1 | 2 |
| 114 | Health Education | 329 | 12.1K | 24 | 19 |
| 115 | Genomics | 209 | 12.1K | 124 | 79 |
| 116 | Ethology | 142 | 12.0K | 109 | 67 |
| 117 | Aging | 167 | 11.9K | 187 | 98 |
| 118 | Statistics | 380 | 11.8K | 68 | 90 |
| 119 | Child Development | 268 | 11.8K | 59 | 82 |
| 120 | Ophthalmology | 279 | 11.8K | 63 | 52 |
| 121 | Psychometrics | 210 | 11.7K | 2 | 10 |
| 122 | Developmental Biology | 112 | 11.5K | 202 | 133 |
| 123 | alcoholism | 236 | 11.5K | 45 | 36 |
| 124 | scientific societies | 277 | 11.5K | 1 | 1 |
| 125 | Information Science | 213 | 11.4K | 38 | 25 |
| 126 | Clinical Chemistry | 238 | 11.3K | 93 | 77 |
| 127 | Genetic disorders | 265 | 11.3K | 1 | 1 |
| 128 | Geriatrics | 181 | 11.2K | 200 | 106 |
| 129 | Pediatrics | 215 | 11.1K | 126 | 128 |
| 130 | Emotions | 129 | 11.1K | 3 | 5 |
| 131 | plant molecular biology | 110 | 11.0K | 112 | 100 |
| 132 | Economic Development | 169 | 10.9K | 31 | 32 |
| 133 | Allergy | 104 | 10.8K | 73 | 80 |
| 134 | Soil Science | 165 | 10.8K | 74 | 46 |
| 135 | Psychopharmacology | 138 | 10.8K | 89 | 75 |
| 136 | Cell death | 37 | 10.7K | 215 | 71 |
| 137 | Quality of life | 173 | 10.7K | 15 | 17 |
| 138 | Water | 121 | 10.5K | 200 | 135 |
| 139 | Nanotechnology | 161 | 10.5K | 617 | 485 |
| 140 | economic policy | 297 | 10.4K | 14 | 13 |
| 141 | Nervous system | 180 | 10.4K | 132 | 137 |
| 142 | Computational Biology | 136 | 10.3K | 159 | 114 |
| 143 | Developmental Psychology | 190 | 10.3K | 25 | 34 |
| 144 | Regional Planning | 227 | 10.3K | 17 | 18 |
| 145 | Toxicology | 223 | 10.3K | 300 | 227 |
| 146 | Environmental Policy | 218 | 10.1K | 83 | 138 |
| 147 | Image Processing | 147 | 10.1K | 122 | 91 |
| 148 | Bioengineering | 102 | 10.0K | 525 | 310 |
| 149 | Memory | 159 | 10.0K | 119 | 68 |
| 150 | Geography | 190 | 9.9K | 104 | 63 |
| 151 | Nutrition | 222 | 9.9K | 259 | 245 |
| 152 | Materials | 206 | 9.9K | 721 | 613 |
| 153 | Liposomes | 82 | 9.8K | 4 | 7 |
| 153 | Lipid bilayers | 82 | 9.8K | 2 | 7 |
| 155 | drug addiction | 201 | 9.5K | 38 | 32 |
| 156 | Therapeutics | 159 | 9.5K | 81 | 50 |
| 157 | Biomedical Engineering | 257 | 9.5K | 263 | 265 |
| 158 | Pharmaceutical Chemistry | 153 | 9.4K | 328 | 196 |
| 159 | Liver diseases | 114 | 9.3K | 104 | 105 |
| 160 | Host-parasite interactions | 81 | 9.3K | 84 | 66 |
| 161 | Environmental Engineering | 124 | 9.3K | 314 | 228 |
| 162 | Oncology | 153 | 9.2K | 115 | 197 |
| 163 | Environmental Chemistry | 118 | 9.1K | 76 | 108 |
| 164 | Virulence | 91 | 9.1K | 71 | 53 |
| 165 | Human Geography | 350 | 9.1K | 5 | 21 |
| 166 | nucleic acids | 108 | 9.0K | 148 | 160 |
| 167 | Geomorphology | 144 | 8.9K | 26 | 18 |
| 168 | Hydrology | 136 | 8.8K | 158 | 91 |
| 169 | Technology | 124 | 8.7K | 375 | 139 |
| 170 | Economic History | 273 | 8.6K | 75 | 59 |
| 171 | Environmental Management | 84 | 8.5K | 279 | 80 |
| 172 | Public Policy | 229 | 8.4K | 21 | 19 |
| 173 | Biocompatible Materials | 164 | 8.3K | 388 | 400 |
| 174 | Diet | 111 | 8.3K | 171 | 122 |
| 175 | Biodiversity conservation | 92 | 8.2K | 131 | 156 |
| 176 | Adolescent | 253 | 8.2K | 64 | 56 |
| 177 | Biochemical Engineering | 83 | 8.1K | 485 | 329 |
| 178 | Developing countries | 205 | 8.1K | 49 | 46 |
| 179 | United Kingdom | 96 | 8.1K | 119 | 49 |
| 180 | Organizational Behavior | 98 | 8.1K | 9 | 17 |
| 181 | Lipids | 127 | 7.8K | 23 | 28 |
| 182 | Reproduction | 216 | 7.7K | 94 | 93 |
| 183 | Diagnostic microbiology | 100 | 7.6K | 58 | 61 |
| 184 | Anxiety Disorders | 76 | 7.6K | 25 | 15 |
| 184 | Anxiety | 76 | 7.6K | 25 | 15 |
| 186 | counseling | 206 | 7.5K | 31 | 25 |
| 187 | Diagnostic Imaging | 153 | 7.5K | 81 | 59 |
| 188 | Patient education | 198 | 7.4K | 3 | 6 |
| 189 | Business | 90 | 7.4K | 158 | 150 |
| 190 | arthritis | 142 | 7.3K | 67 | 82 |
| 191 | biological evolution | 151 | 7.2K | 142 | 218 |
| 192 | behavior therapy | 116 | 7.1K | 40 | 20 |
| 193 | Embryology | 97 | 7.1K | 159 | 130 |
| 194 | Obesity | 180 | 7.1K | 88 | 112 |
| 195 | Immunopathology | 182 | 7.1K | 16 | 25 |
| 196 | Decision making | 136 | 7.0K | 34 | 41 |
| 197 | Membranes | 131 | 6.9K | 117 | 109 |
| 198 | Philosophy | 302 | 6.9K | 31 | 16 |
| 199 | infection | 207 | 6.9K | 18 | 40 |
| 200 | medical education | 215 | 6.8K | 80 | 68 |
| 201 | Neurochemistry | 122 | 6.7K | 241 | 194 |
| 202 | Physical Chemistry | 124 | 6.7K | 175 | 127 |
| 203 | Molecular Microbiology | 64 | 6.7K | 79 | 54 |
| 204 | Earth Sciences | 148 | 6.6K | 246 | 225 |
| 205 | Microscopy | 94 | 6.6K | 39 | 17 |
| 206 | Psychosomatic Medicine | 67 | 6.6K | 52 | 28 |
| 207 | Paleoclimatology | 107 | 6.6K | 36 | 24 |
| 208 | Evolution | 149 | 6.6K | 121 | 192 |
| 209 | Marine Biology | 189 | 6.5K | 147 | 158 |
| 210 | Energy Policy | 39 | 6.5K | 584 | 160 |
| 211 | Health Policy | 176 | 6.5K | 104 | 83 |
| 212 | soil microbiology | 91 | 6.5K | 97 | 111 |
| 213 | Plant Ecology | 109 | 6.4K | 113 | 109 |
| 214 | sanitation | 63 | 6.4K | 217 | 185 |
| 215 | energy resources | 34 | 6.4K | 237 | 54 |
| 216 | Substance Abuse | 171 | 6.4K | 60 | 51 |
| 217 | Geology | 128 | 6.4K | 393 | 291 |
| 217 | Telecommunication | 115 | 6.4K | 256 | 196 |
| 219 | Thrombosis | 112 | 6.3K | 50 | 39 |
| 220 | Transplantation | 77 | 6.3K | 115 | 83 |
| 221 | gene mapping | 77 | 6.3K | 169 | 117 |
| 222 | Logic | 229 | 6.3K | 2 | 1 |
| 223 | Culture | 194 | 6.3K | 4 | 1 |
| 224 | Biodiversity | 95 | 6.2K | 165 | 120 |
| 225 | Environmental Toxicology | 48 | 6.2K | 349 | 96 |
| 226 | Information Theory | 97 | 6.2K | 93 | 68 |
| 227 | International Relations | 169 | 6.1K | 20 | 10 |
| 228 | Anatomy | 119 | 6.1K | 162 | 150 |
| 229 | Entomology | 189 | 6.1K | 87 | 68 |
| 230 | Anthropology | 191 | 6.0K | 72 | 46 |
| 231 | Mycology | 86 | 5.9K | 132 | 56 |
| 232 | Molecular Genetics | 104 | 5.9K | 138 | 144 |
| 233 | Dermatology | 128 | 5.9K | 124 | 101 |
| 234 | Cytogenetics | 81 | 5.9K | 121 | 133 |
| 235 | Sleep Disorders | 120 | 5.8K | 84 | 67 |
| 236 | Obstetrics | 199 | 5.8K | 130 | 144 |
| 237 | Occupational Health | 137 | 5.8K | 15 | 9 |
| 238 | Optics | 222 | 5.7K | 411 | 333 |
| 239 | Discourse Analysis | 27 | 5.7K | 25 | 4 |
| 240 | Post-traumatic stress disorder | 187 | 5.7K | 6 | 25 |
| 241 | Health Services Research | 181 | 5.7K | 55 | 80 |
| 242 | System analysis | 133 | 5.7K | 103 | 65 |
| 243 | Materials Science | 112 | 5.6K | 683 | 564 |
| 244 | Chromosome mapping | 64 | 5.6K | 181 | 80 |
| 245 | Child | 204 | 5.6K | 94 | 115 |
| 246 | Primary health care | 187 | 5.6K | 43 | 45 |
| 247 | Sleep | 114 | 5.5K | 91 | 78 |
| 248 | Climate change | 37 | 5.5K | 176 | 190 |
| 248 | Eutrophication | 37 | 5.5K | 171 | 188 |
| 250 | adolescence | 89 | 5.4K | 58 | 36 |
| 251 | Schizophrenia | 130 | 5.4K | 52 | 69 |
| 252 | Water pollution | 101 | 5.4K | 270 | 241 |
| 253 | Medical Laboratory Science | 152 | 5.3K | 72 | 138 |
| 254 | Neurons | 22 | 5.3K | 162 | 149 |
| 255 | Teaching | 121 | 5.3K | 83 | 63 |
| 256 | Nonlinear Dynamics | 179 | 5.3K | 139 | 154 |
| 257 | Infections | 131 | 5.3K | 20 | 46 |
| 258 | Psycholinguistics | 111 | 5.3K | 55 | 60 |
| 259 | Perception | 136 | 5.2K | 150 | 136 |
| 260 | human development | 81 | 5.2K | 48 | 37 |
| 261 | Green Chemistry | 85 | 5.2K | 139 | 126 |
| 262 | Bacteriology | 156 | 5.2K | 109 | 220 |
| 263 | Journalism | 153 | 5.2K | 1 | 1 |
| 264 | Polymers | 161 | 5.1K | 563 | 525 |
| 265 | Disease | 15 | 5.1K | 50 | 82 |
| 266 | Neurosurgery | 80 | 5.1K | 37 | 25 |
| 267 | Plant physiology | 71 | 5.1K | 292 | 224 |
| 268 | Organic Chemistry | 108 | 5.1K | 392 | 266 |
| 269 | Advertising | 80 | 5.1K | 4 | 5 |
| 270 | Housing | 113 | 5.1K | 6 | 3 |
| 271 | Colloids | 122 | 5.0K | 501 | 473 |
| 272 | diseases | 12 | 5.0K | 77 | 81 |
| 273 | Biogeography | 61 | 5.0K | 71 | 60 |
| 274 | Nuclear Medicine | 76 | 5.0K | 91 | 48 |
| 275 | race relations | 127 | 5.0K | 2 | 2 |
| 276 | Attention | 125 | 5.0K | 137 | 109 |
| 277 | Mites | 154 | 5.0K | 2 | 1 |
| 278 | genome | 36 | 4.9K | 277 | 187 |
| 279 | Europa | 109 | 4.9K | 1 | 2 |
| 280 | occupational diseases | 110 | 4.9K | 16 | 18 |
| 281 | Molecular ecology | 48 | 4.9K | 153 | 110 |
| 282 | Sports Medicine | 85 | 4.9K | 316 | 178 |
| 283 | Mass Media | 134 | 4.8K | 4 | 1 |
| 284 | Acarology | 140 | 4.8K | 1 | 1 |
| 284 | Ticks | 140 | 4.8K | 1 | 1 |
| 284 | Acari | 140 | 4.8K | 1 | 1 |
| 287 | water supply | 22 | 4.8K | 255 | 74 |
| 288 | Meteorology | 78 | 4.8K | 314 | 261 |
| 289 | Solid State Chemistry | 178 | 4.8K | 113 | 95 |
| 290 | environmental protection | 118 | 4.7K | 237 | 260 |
| 291 | Parasitic Diseases | 105 | 4.7K | 95 | 90 |
| 292 | Engineering | 182 | 4.7K | 251 | 213 |
| 293 | Molecular Imaging | 58 | 4.7K | 63 | 36 |
| 294 | Ethnology | 175 | 4.7K | 24 | 14 |
| 295 | Political Participation | 96 | 4.7K | 3 | 1 |
| 296 | Soil biology | 51 | 4.6K | 113 | 90 |
| 297 | Pediatric Neurology | 57 | 4.6K | 110 | 123 |
| 298 | Elections | 93 | 4.6K | 3 | 1 |
| 299 | Paleoecology | 80 | 4.6K | 60 | 31 |
| 300 | Environmental pollutants | 93 | 4.5K | 115 | 87 |
| 301 | Environmental risk assessment | 11 | 4.5K | 82 | 4 |
| 302 | Vision | 72 | 4.5K | 68 | 53 |
| 303 | Medical innovations | 25 | 4.5K | 173 | 94 |
| 304 | Medical Oncology | 97 | 4.5K | 160 | 155 |
| 305 | marketing | 83 | 4.5K | 175 | 214 |
| 306 | environmental control | 6 | 4.5K | 79 | 4 |
| 307 | Sustainable Development | 67 | 4.5K | 105 | 93 |
| 308 | Vocational guidance | 40 | 4.4K | 166 | 54 |
| 309 | pollutants | 88 | 4.4K | 96 | 70 |
| 310 | Clinical Biochemistry | 105 | 4.4K | 31 | 29 |
| 311 | Growth | 71 | 4.4K | 139 | 174 |
| 312 | Population Genetics | 60 | 4.4K | 142 | 118 |
| 313 | Analytical Biochemistry | 43 | 4.4K | 218 | 59 |
| 314 | Radiobiology | 114 | 4.4K | 105 | 105 |
| 315 | Tropical Medicine | 173 | 4.4K | 31 | 32 |
| 316 | Multimedia Systems | 90 | 4.4K | 97 | 40 |
| 317 | drug development | 24 | 4.3K | 173 | 90 |
| 318 | Cardiovascular diseases | 109 | 4.3K | 100 | 75 |
| 319 | Retina | 14 | 4.3K | 24 | 14 |
| 319 | eye | 14 | 4.3K | 34 | 15 |
| 321 | Medical Technology | 94 | 4.3K | 46 | 27 |
| 322 | Yeast | 56 | 4.3K | 8 | 5 |
| 323 | Information Technology | 92 | 4.2K | 126 | 124 |
| 324 | Histochemistry | 128 | 4.2K | 7 | 9 |
| 325 | vascular diseases | 52 | 4.2K | 74 | 51 |
| 326 | environmental exposure | 77 | 4.2K | 107 | 55 |
| 327 | finance | 76 | 4.2K | 288 | 152 |
| 328 | Cell metabolism | 16 | 4.2K | 160 | 96 |
| 329 | drug therapy | 135 | 4.2K | 181 | 199 |
| 330 | Rheumatology | 79 | 4.1K | 88 | 100 |
| 330 | Cognitive Therapy | 59 | 4.1K | 21 | 7 |
| 332 | Paleogeography | 64 | 4.1K | 63 | 28 |
| 333 | rare diseases | 83 | 4.1K | 7 | 3 |
| 334 | Systems Analysis | 88 | 4.1K | 19 | 12 |
| 335 | Homeostasis | 12 | 4.1K | 139 | 95 |
| 336 | Oceanography | 88 | 4.1K | 222 | 207 |
| 337 | Environmental Microbiology | 42 | 4.0K | 168 | 117 |
| 338 | Youth | 58 | 4.0K | 49 | 24 |
| 339 | Bioorganic chemistry | 68 | 4.0K | 417 | 274 |
| 340 | Ethnic relations | 104 | 4.0K | 1 | 1 |
| 341 | cell physiology | 68 | 4.0K | 166 | 173 |
| 342 | Bioinorganic chemistry | 100 | 3.9K | 69 | 31 |
| 343 | Computer Science | 117 | 3.9K | 45 | 31 |
| 344 | Respiration | 106 | 3.9K | 111 | 131 |
| 345 | Computer Graphics | 77 | 3.9K | 181 | 130 |
| 346 | Voting | 68 | 3.9K | 3 | 1 |
| 347 | election law | 67 | 3.9K | 3 | 1 |
| 348 | Developmental Disabilities | 91 | 3.9K | 67 | 85 |
| 349 | Small Business | 36 | 3.9K | 57 | 56 |
| 350 | Population | 78 | 3.8K | 40 | 27 |
| 351 | ecosystem | 52 | 3.8K | 147 | 117 |
| 352 | Signal Processing | 56 | 3.8K | 513 | 327 |
| 353 | Infertility | 63 | 3.7K | 99 | 83 |
| 353 | fertility | 63 | 3.7K | 112 | 91 |
| 355 | Ethnic Conflict | 83 | 3.7K | 1 | 2 |
| 355 | forced migration | 83 | 3.7K | 1 | 2 |
| 357 | Clinical Immunology | 99 | 3.7K | 52 | 45 |
| 358 | Medical Physics | 116 | 3.7K | 153 | 167 |
| 359 | Electronics | 77 | 3.7K | 590 | 347 |
| 360 | Chromatographic analysis | 126 | 3.7K | 57 | 30 |
| 361 | Energy Conversion | 20 | 3.7K | 407 | 210 |
| 362 | Communication in medicine | 61 | 3.7K | 53 | 16 |
| 363 | Visual Perception | 103 | 3.7K | 149 | 130 |
| 364 | Zoology | 107 | 3.7K | 242 | 187 |
| 365 | Antigens | 114 | 3.7K | 12 | 25 |
| 366 | Database Management | 30 | 3.6K | 167 | 55 |
| 367 | Chromatography | 120 | 3.6K | 41 | 28 |
| 368 | Sexual health | 69 | 3.6K | 41 | 20 |
| 369 | child abuse | 62 | 3.6K | 76 | 54 |
| 370 | Fungi | 44 | 3.6K | 143 | 79 |
| 371 | Cerebral cortex | 75 | 3.6K | 70 | 102 |
| 372 | innovation | 44 | 3.6K | 19 | 56 |
| 373 | Business Ethics | 44 | 3.5K | 56 | 61 |
| 374 | Social Media | 44 | 3.5K | 2 | 1 |
| 375 | Community Psychiatry | 56 | 3.5K | 96 | 54 |
| 376 | Demography | 58 | 3.5K | 48 | 34 |
| 377 | Nanostructured Materials | 82 | 3.5K | 532 | 471 |
| 378 | Biogeochemistry | 59 | 3.4K | 135 | 151 |
| 379 | Pharmaceutical Technology | 65 | 3.4K | 113 | 65 |
| 379 | Organometallic chemistry | 87 | 3.4K | 112 | 29 |
| 381 | Statistical Mechanics | 57 | 3.4K | 64 | 27 |
| 382 | Electrochemistry | 67 | 3.4K | 938 | 531 |
| 383 | Archaeology | 68 | 3.4K | 175 | 89 |
| 384 | Bioinformatics | 75 | 3.4K | 212 | 252 |
| 385 | Bibliometrics | 45 | 3.4K | 5 | 6 |
| 386 | Political Parties | 44 | 3.3K | 2 | 1 |
| 387 | histological techniques | 68 | 3.3K | 19 | 24 |
| 388 | Radiation | 56 | 3.3K | 293 | 89 |
| 389 | Antibodies | 90 | 3.3K | 4 | 15 |
| 390 | social science | 43 | 3.2K | 1 | 2 |
| 391 | Geochemistry | 61 | 3.2K | 413 | 355 |
| 392 | catalytic activity | 54 | 3.2K | 30 | 16 |
| 393 | Depression | 29 | 3.2K | 33 | 25 |
| 394 | European Union | 68 | 3.2K | 1 | 1 |
| 395 | Health promotion | 59 | 3.2K | 132 | 100 |
| 396 | Bacterial infections | 83 | 3.2K | 20 | 94 |
| 397 | Cybernetics | 75 | 3.2K | 131 | 183 |
| 398 | Social Change | 61 | 3.2K | 13 | 39 |
| 399 | Social behavior | 106 | 3.2K | 52 | 126 |
| 400 | Surface Chemistry | 88 | 3.1K | 667 | 630 |
| 400 | Smoking | 94 | 3.1K | 49 | 54 |
| 402 | nanoscience | 42 | 3.1K | 710 | 519 |
| 403 | Molecular evolution | 58 | 3.1K | 163 | 179 |
| 403 | Insects | 42 | 3.1K | 201 | 67 |
| 405 | Food | 74 | 3.1K | 395 | 352 |
| 406 | International Finance | 71 | 3.1K | 126 | 82 |
| 407 | Biomechanics | 65 | 3.1K | 140 | 148 |
| 408 | Transportation | 64 | 3.1K | 249 | 171 |
| 408 | mycoses | 42 | 3.1K | 52 | 83 |
| 410 | Orthopedics | 90 | 3.1K | 136 | 119 |
| 411 | radiative transfer | 40 | 3.1K | 85 | 36 |
| 412 | Histology | 129 | 3.1K | 91 | 202 |
| 413 | global environmental change | 56 | 3.1K | 42 | 62 |
| 414 | Geophysics | 85 | 3.0K | 633 | 614 |
| 415 | health planning | 113 | 3.0K | 79 | 78 |
| 416 | Software Engineering | 16 | 3.0K | 365 | 66 |
| 417 | Organometallic compounds | 51 | 3.0K | 163 | 64 |
| 418 | Economic Assistance | 79 | 3.0K | 20 | 40 |
| 419 | Photonics | 51 | 3.0K | 380 | 315 |
| 420 | plant communities | 47 | 3.0K | 154 | 143 |
| 421 | risk factors | 83 | 3.0K | 23 | 26 |
| 422 | Physical fitness | 33 | 3.0K | 148 | 64 |
| 423 | violence | 75 | 3.0K | 60 | 59 |
| 424 | Adolescent Psychology | 78 | 3.0K | 38 | 58 |
| 425 | Operations Research | 140 | 3.0K | 123 | 239 |
| 426 | Quality Control | 148 | 3.0K | 18 | 61 |
| 427 | Ergonomics | 83 | 2.9K | 83 | 51 |
| 428 | Globalization | 54 | 2.9K | 14 | 10 |
| 429 | Public Administration | 86 | 2.9K | 111 | 99 |
| 430 | Oncogenes | 40 | 2.9K | 202 | 213 |
| 431 | gene therapy | 61 | 2.9K | 90 | 107 |
| 432 | Leukemia | 54 | 2.9K | 138 | 164 |
| 432 | Genetic therapy | 56 | 2.9K | 106 | 97 |
| 434 | Stem cells | 78 | 2.9K | 130 | 165 |
| 435 | brain mapping | 49 | 2.9K | 58 | 66 |
| 436 | Forest Management | 30 | 2.8K | 197 | 91 |
| 437 | Social problems | 51 | 2.8K | 38 | 45 |
| 438 | Plant diseases | 60 | 2.8K | 285 | 186 |
| 439 | Reading | 69 | 2.8K | 29 | 26 |
| 440 | Nanostructures | 26 | 2.8K | 502 | 237 |
| 441 | Forest Ecology | 30 | 2.8K | 208 | 102 |
| 442 | Digital Media | 49 | 2.8K | 1 | 1 |
| 443 | Sustainable Engineering | 52 | 2.8K | 190 | 149 |
| 444 | Molecular structure | 52 | 2.8K | 364 | 255 |
| 445 | peace | 56 | 2.8K | 21 | 33 |
| 446 | Malaria | 82 | 2.8K | 33 | 31 |
| 447 | Optical materials | 46 | 2.7K | 596 | 456 |
| 448 | Randomized Controlled Trials | 155 | 2.7K | 25 | 38 |
| 449 | industrial relations | 90 | 2.7K | 43 | 24 |
| 450 | Development | 69 | 2.7K | 35 | 62 |
| 451 | Psychiatric Epidemiology | 40 | 2.7K | 38 | 24 |
| 452 | Online journalism | 41 | 2.7K | 1 | 1 |
| 453 | Vaccines | 93 | 2.7K | 138 | 159 |
| 454 | Renewable Energy Sources | 24 | 2.7K | 837 | 563 |
| 455 | polymerization | 93 | 2.7K | 685 | 665 |
| 456 | blood transfusion | 100 | 2.7K | 29 | 30 |
| 457 | older people | 66 | 2.7K | 223 | 92 |
| 458 | Physical Therapy | 61 | 2.6K | 138 | 125 |
| 459 | Gerontology | 72 | 2.6K | 260 | 172 |
| 460 | Molecules | 120 | 2.6K | 87 | 146 |
| 461 | Public opinion | 97 | 2.6K | 1 | 18 |
| 462 | Leadership | 21 | 2.6K | 70 | 49 |
| 463 | Genetic engineering | 53 | 2.6K | 284 | 262 |
| 464 | Political Sociology | 79 | 2.6K | 5 | 24 |
| 465 | Environmental Geology | 61 | 2.6K | 115 | 90 |
| 465 | Animal ecology | 76 | 2.6K | 109 | 143 |
| 467 | health services | 53 | 2.6K | 109 | 66 |
| 468 | Personality Disorders | 48 | 2.6K | 19 | 16 |
| 469 | Inflammation | 38 | 2.5K | 110 | 66 |
| 470 | drugs | 98 | 2.5K | 142 | 188 |
| 471 | Game Theory | 58 | 2.5K | 24 | 25 |
| 472 | Urology | 76 | 2.4K | 211 | 220 |
| 473 | Paleontology | 57 | 2.4K | 191 | 93 |
| 474 | Environmental Psychology | 35 | 2.4K | 10 | 30 |
| 475 | Personality Assessment | 52 | 2.4K | 35 | 57 |
| 476 | Immunochemistry | 56 | 2.4K | 42 | 19 |
| 477 | Serology | 114 | 2.4K | 6 | 7 |
| 478 | international cooperation | 42 | 2.4K | 43 | 33 |
| 479 | Travel | 104 | 2.4K | 23 | 28 |
| 480 | Hormones | 42 | 2.4K | 211 | 153 |
| 481 | epilepsy | 46 | 2.4K | 88 | 46 |
| 482 | freshwater biology | 41 | 2.3K | 87 | 56 |
| 483 | Mental Health | 126 | 2.3K | 64 | 122 |
| 484 | insurance | 109 | 2.3K | 4 | 10 |
| 485 | Metacognition | 9 | 2.3K | 6 | 1 |
| 486 | Interactive multimedia | 60 | 2.3K | 38 | 47 |
| 487 | Information Systems | 68 | 2.3K | 59 | 74 |
| 488 | Autism | 51 | 2.3K | 73 | 84 |
| 489 | Actuarial Science | 109 | 2.3K | 4 | 7 |
| 490 | Economic Geography | 146 | 2.3K | 3 | 15 |
| 491 | multimedia | 56 | 2.3K | 40 | 47 |
| 492 | preventive medicine | 63 | 2.3K | 130 | 161 |
| 493 | Clinical Pharmacology | 77 | 2.2K | 83 | 107 |
| 494 | Child welfare | 96 | 2.2K | 49 | 53 |
| 495 | feeding behavior | 42 | 2.2K | 80 | 53 |
| 496 | Family Therapy | 51 | 2.2K | 82 | 32 |
| 497 | Entrepreneurship | 28 | 2.2K | 127 | 180 |
| 497 | Bones | 48 | 2.2K | 73 | 108 |
| 499 | Knowledge | 116 | 2.2K | 3 | 12 |
| 500 | Appetite | 41 | 2.2K | 59 | 45 |
| 501 | Electrophoresis | 57 | 2.2K | 156 | 114 |
| 502 | organization | 39 | 2.2K | 103 | 181 |
| 503 | School Psychology | 30 | 2.2K | 93 | 39 |
| 504 | Light | 37 | 2.1K | 138 | 243 |
| 505 | Hemostasis | 65 | 2.1K | 33 | 26 |
| 506 | Photochemistry | 73 | 2.1K | 85 | 132 |
| 507 | Information Retrieval | 115 | 2.1K | 2 | 30 |
| 508 | Lipid metabolism | 29 | 2.1K | 18 | 14 |
| 508 | Lipid | 29 | 2.1K | 20 | 14 |
| 510 | Zeolites | 42 | 2.1K | 83 | 63 |
| 511 | Speech | 61 | 2.1K | 102 | 98 |
| 512 | Mass Spectrometry | 104 | 2.1K | 37 | 111 |
| 513 | Organizational change | 16 | 2.1K | 149 | 15 |
| 514 | Jurisprudence | 124 | 2.1K | 24 | 32 |
| 515 | Parenteral nutrition | 59 | 2.1K | 71 | 149 |
| 516 | Speech Disorders | 72 | 2.1K | 129 | 129 |
| 517 | Educational Technology | 45 | 2.1K | 164 | 104 |
| 518 | Behavioral Genetics | 45 | 2.1K | 15 | 13 |
| 519 | Proteome | 44 | 2.0K | 146 | 165 |
| 520 | Criminology | 95 | 2.0K | 71 | 98 |
| 521 | sustainability | 27 | 2.0K | 114 | 113 |
| 522 | Cosmochemistry | 36 | 2.0K | 120 | 77 |
| 523 | Global Health | 63 | 2.0K | 64 | 41 |
| 524 | Long-Term Care | 46 | 2.0K | 39 | 63 |
| 524 | Long-term care facilities | 46 | 2.0K | 38 | 63 |
| 526 | child mental health | 34 | 2.0K | 46 | 9 |
| 527 | Australia | 63 | 2.0K | 158 | 111 |
| 528 | Public Relations | 52 | 2.0K | 12 | 14 |
| 529 | Kidney diseases | 39 | 2.0K | 125 | 91 |
| 530 | ethnicity | 73 | 2.0K | 8 | 4 |
| 531 | Hippocampus | 24 | 2.0K | 34 | 30 |
| 532 | Combinatorial analysis | 46 | 2.0K | 140 | 40 |
| 533 | Urban Policy | 45 | 2.0K | 53 | 38 |
| 534 | ethnic groups | 53 | 2.0K | 5 | 6 |
| 535 | Environmental Law | 38 | 2.0K | 156 | 211 |
| 536 | Social work | 85 | 1.9K | 137 | 116 |
| 537 | individual differences | 46 | 1.9K | 4 | 12 |
| 538 | Humanities | 75 | 1.9K | 39 | 25 |
| 539 | Human-Computer Interaction | 51 | 1.9K | 121 | 115 |
| 540 | Labor Economics | 34 | 1.9K | 33 | 30 |
| 541 | Forecasting | 23 | 1.9K | 59 | 27 |
| 542 | migration policy | 22 | 1.9K | 18 | 11 |
| 543 | Data Mining | 56 | 1.9K | 101 | 213 |
| 544 | Sports | 53 | 1.9K | 394 | 317 |
| 545 | Social policy | 79 | 1.9K | 36 | 41 |
| 546 | Industrial Microbiology | 49 | 1.9K | 228 | 312 |
| 547 | immigration | 19 | 1.9K | 17 | 11 |
| 547 | Asylum seeker | 19 | 1.9K | 16 | 11 |
| 549 | Organic Geochemistry | 30 | 1.9K | 52 | 48 |
| 549 | biopolymers | 52 | 1.9K | 167 | 167 |
| 551 | Phylogeny | 31 | 1.9K | 129 | 105 |
| 552 | disabilities | 61 | 1.9K | 45 | 44 |
| 553 | Neuroimmunology | 32 | 1.9K | 94 | 101 |
| 554 | Metals | 31 | 1.9K | 528 | 375 |
| 555 | Feminism | 55 | 1.9K | 14 | 9 |
| 555 | Soft Condensed Matter | 57 | 1.9K | 151 | 150 |
| 557 | Human Rights | 63 | 1.9K | 16 | 6 |
| 558 | Wildlife conservation | 43 | 1.8K | 173 | 198 |
| 559 | population geography | 49 | 1.8K | 7 | 7 |
| 560 | Aggression | 34 | 1.8K | 34 | 38 |
| 561 | Psychoneuroimmunology | 30 | 1.8K | 84 | 95 |
| 562 | Ethics | 74 | 1.8K | 33 | 30 |
| 563 | Nephrology | 30 | 1.8K | 100 | 83 |
| 564 | Enteral nutrition | 45 | 1.8K | 60 | 131 |
| 565 | Pharmacogenetics | 37 | 1.8K | 120 | 101 |
| 566 | economic forecasting | 17 | 1.8K | 44 | 24 |
| 567 | Regional Economics | 53 | 1.8K | 6 | 17 |
| 568 | Systems Biology | 71 | 1.8K | 105 | 155 |
| 569 | world | 34 | 1.8K | 94 | 109 |
| 570 | Scandinavia | 45 | 1.7K | 51 | 42 |
| 571 | Tourism | 41 | 1.7K | 255 | 333 |
| 572 | Palliative Care | 50 | 1.7K | 78 | 64 |
| 573 | Algal blooms | 15 | 1.7K | 49 | 29 |
| 573 | Cyanobacteria | 15 | 1.7K | 49 | 29 |
| 573 | microalgae | 15 | 1.7K | 49 | 29 |
| 576 | Antiviral agents | 52 | 1.7K | 6 | 3 |
| 577 | Insect biochemistry | 18 | 1.7K | 103 | 36 |
| 578 | Geriatric Oncology | 37 | 1.7K | 47 | 36 |
| 579 | Chemotherapy | 45 | 1.7K | 209 | 172 |
| 580 | Language Disorders | 74 | 1.6K | 90 | 100 |
| 580 | Computational Linguistics | 82 | 1.6K | 1 | 2 |
| 580 | pain | 43 | 1.6K | 232 | 267 |
| 583 | reasoning | 79 | 1.6K | 2 | 9 |
| 584 | Agriculture | 42 | 1.6K | 369 | 326 |
| 585 | Learning disabilities | 47 | 1.6K | 106 | 77 |
| 586 | Corporate governance | 32 | 1.6K | 16 | 12 |
| 587 | Conservation Biology | 23 | 1.6K | 279 | 191 |
| 588 | Popular culture | 78 | 1.6K | 1 | 3 |
| 589 | Political Geography | 63 | 1.6K | 5 | 14 |
| 590 | Robotics | 45 | 1.6K | 296 | 254 |
| 591 | Genetic regulation | 15 | 1.6K | 370 | 229 |
| 592 | probabilities | 94 | 1.6K | 107 | 97 |
| 593 | Chemical Ecology | 25 | 1.6K | 88 | 57 |
| 594 | Intellectual disability | 55 | 1.6K | 92 | 103 |
| 595 | Human Resources | 20 | 1.6K | 70 | 34 |
| 596 | Electrophysiology | 52 | 1.6K | 108 | 78 |
| 597 | Drug design | 29 | 1.6K | 260 | 172 |
| 598 | Law | 91 | 1.6K | 80 | 55 |
| 599 | Ornithology | 55 | 1.6K | 109 | 80 |
| 600 | Intelligence | 30 | 1.6K | 25 | 28 |
| 600 | ethanol | 27 | 1.6K | 68 | 24 |
| 602 | Medical Ethics | 63 | 1.6K | 110 | 66 |
| 603 | Employee selection | 33 | 1.5K | 3 | 5 |
| 604 | Autoimmunity | 38 | 1.5K | 90 | 125 |
| 605 | data collection | 37 | 1.5K | 78 | 187 |
| 606 | Geriatric Psychiatry | 30 | 1.5K | 160 | 94 |
| 607 | Signal Transduction | 31 | 1.5K | 286 | 328 |
| 608 | Family | 46 | 1.5K | 154 | 130 |
| 609 | Land use | 29 | 1.5K | 164 | 110 |
| 610 | Radiation Oncology | 30 | 1.5K | 28 | 13 |
| 610 | Algae | 33 | 1.5K | 133 | 99 |
| 612 | language | 43 | 1.5K | 93 | 115 |
| 613 | Muscles | 37 | 1.5K | 110 | 130 |
| 614 | miniaturization | 22 | 1.5K | 576 | 496 |
| 615 | commerce | 31 | 1.5K | 258 | 265 |
| 616 | proteins | 60 | 1.5K | 274 | 363 |
| 617 | Bioethics | 57 | 1.5K | 86 | 53 |
| 618 | Reproductive health | 53 | 1.5K | 41 | 54 |
| 619 | Neural circuitry | 34 | 1.5K | 406 | 341 |
| 620 | Crystallography | 63 | 1.5K | 212 | 132 |
| 620 | children | 33 | 1.5K | 39 | 47 |
| 622 | planning | 33 | 1.5K | 60 | 29 |
| 623 | Agricultural Ecology | 28 | 1.5K | 181 | 213 |
| 624 | Applied Linguistics | 51 | 1.5K | 27 | 29 |
| 625 | Social History | 60 | 1.4K | 11 | 4 |
| 626 | Food additives | 21 | 1.4K | 271 | 190 |
| 627 | Proteomics | 33 | 1.4K | 139 | 165 |
| 627 | Food Microbiology | 41 | 1.4K | 165 | 239 |
| 629 | Production Management | 16 | 1.4K | 432 | 351 |
| 630 | calcification | 36 | 1.4K | 43 | 66 |
| 631 | child behavior | 24 | 1.4K | 63 | 46 |
| 632 | Consciousness | 40 | 1.4K | 19 | 30 |
| 633 | Socialization | 32 | 1.4K | 59 | 76 |
| 634 | computer networks | 57 | 1.4K | 372 | 452 |
| 635 | Language and Logic | 57 | 1.4K | 1 | 1 |
| 636 | Urban Planning | 36 | 1.4K | 20 | 29 |
| 636 | Quantum theory | 45 | 1.4K | 134 | 96 |
| 638 | Alzheimer's disease | 69 | 1.4K | 190 | 201 |
| 639 | Systems Engineering | 40 | 1.4K | 393 | 320 |
| 640 | intergroup relations | 40 | 1.4K | 5 | 12 |
| 641 | Biometrics | 38 | 1.4K | 220 | 170 |
| 642 | Communication in politics | 35 | 1.4K | 3 | 4 |
| 643 | Cognitive Psychology | 47 | 1.4K | 5 | 9 |
| 643 | school psychologists | 19 | 1.4K | 42 | 33 |
| 645 | Ecosystem management | 19 | 1.4K | 146 | 86 |
| 646 | Political Psychology | 47 | 1.4K | 11 | 47 |
| 647 | pheromones | 20 | 1.3K | 96 | 69 |
| 648 | Emergency Medicine | 38 | 1.3K | 250 | 162 |
| 649 | Photobiology | 42 | 1.3K | 111 | 117 |
| 650 | Birds | 60 | 1.3K | 144 | 140 |
| 651 | curriculum evaluation | 38 | 1.3K | 18 | 13 |
| 652 | community development | 33 | 1.3K | 45 | 25 |
| 653 | Telecommunications | 25 | 1.3K | 75 | 14 |
| 654 | food contamination | 18 | 1.3K | 204 | 37 |
| 655 | Urban Geography | 23 | 1.3K | 30 | 8 |
| 656 | psychopathology | 25 | 1.3K | 66 | 77 |
| 657 | Strategic planning | 35 | 1.3K | 40 | 87 |
| 658 | behavior modification | 15 | 1.3K | 155 | 95 |
| 659 | Plant Genetics | 22 | 1.3K | 152 | 170 |
| 660 | Financial Institutions | 8 | 1.3K | 133 | 12 |
| 661 | Criminal psychology | 52 | 1.3K | 89 | 124 |
| 661 | Recycling | 16 | 1.3K | 138 | 129 |
| 663 | Social Issues | 26 | 1.3K | 27 | 28 |
| 664 | auditory perception | 31 | 1.3K | 35 | 55 |
| 665 | Land Use Planning | 19 | 1.2K | 64 | 44 |
| 666 | Numerical Analysis | 52 | 1.2K | 393 | 325 |
| 667 | Atomic spectroscopy | 62 | 1.2K | 74 | 143 |
| 668 | Precision medicine | 26 | 1.2K | 20 | 8 |
| 669 | Neuroendocrinology | 8 | 1.2K | 31 | 22 |
| 670 | disarmament | 25 | 1.2K | 12 | 6 |
| 671 | Coral reef biology | 38 | 1.2K | 26 | 43 |
| 672 | Carbon | 30 | 1.2K | 258 | 386 |
| 673 | Developmental Genetics | 9 | 1.2K | 232 | 178 |
| 674 | Oxidation-reduction | 14 | 1.2K | 265 | 245 |
| 675 | Natural resources | 16 | 1.2K | 236 | 137 |
| 675 | Immunogenetics | 44 | 1.2K | 47 | 72 |
| 677 | European integration | 40 | 1.2K | 8 | 14 |
| 677 | European Economic Community | 40 | 1.2K | 8 | 14 |
| 679 | Geopolitics | 34 | 1.2K | 3 | 1 |
| 680 | Hearing | 55 | 1.2K | 86 | 103 |
| 681 | Aquatic ecology | 34 | 1.2K | 105 | 93 |
| 682 | housing policy | 33 | 1.2K | 4 | 3 |
| 682 | Methodology | 40 | 1.2K | 11 | 18 |
| 684 | drug control | 36 | 1.2K | 37 | 38 |
| 685 | Heart Failure | 16 | 1.2K | 119 | 96 |
| 686 | Women's health | 45 | 1.2K | 141 | 146 |
| 687 | Plant genetic engineering | 20 | 1.2K | 231 | 192 |
| 688 | Parasitology | 34 | 1.1K | 558 | 423 |
| 689 | Second Language Acquisition | 14 | 1.1K | 26 | 24 |
| 689 | Educational evaluation | 18 | 1.1K | 19 | 8 |
| 691 | Antioxidants | 14 | 1.1K | 236 | 196 |
| 692 | Cosmology | 26 | 1.1K | 107 | 107 |
| 693 | Stochastic Processes | 39 | 1.1K | 70 | 39 |
| 694 | Quantitative Research | 22 | 1.1K | 44 | 35 |
| 695 | Product life cycle | 13 | 1.1K | 58 | 41 |
| 695 | green products | 13 | 1.1K | 52 | 41 |
| 697 | Environmental Education | 9 | 1.1K | 120 | 27 |
| 698 | Meteorites | 20 | 1.1K | 345 | 366 |
| 699 | Quality Management | 91 | 1.1K | 1 | 4 |
| 700 | Synaptic Transmission | 17 | 1.1K | 118 | 54 |
| 701 | Physical organic chemistry | 24 | 1.1K | 397 | 191 |
| 702 | Hemodynamics | 24 | 1.1K | 154 | 197 |
| 703 | role | 22 | 1.1K | 66 | 62 |
| 704 | cultural policy | 53 | 1.1K | 12 | 10 |
| 705 | Microelectronics | 14 | 1.1K | 787 | 533 |
| 705 | mental processes | 37 | 1.1K | 22 | 26 |
| 707 | Gene expression regulation | 10 | 1.1K | 421 | 211 |
| 708 | Metallurgy | 29 | 1.1K | 643 | 537 |
| 709 | Water quality management | 29 | 1.1K | 390 | 257 |
| 710 | Music | 38 | 1.1K | 100 | 71 |
| 711 | Computational Complexity | 95 | 1.1K | 5 | 23 |
| 712 | Broadcasting | 14 | 1.1K | 30 | 12 |
| 713 | Fisheries | 26 | 1.1K | 417 | 333 |
| 714 | Cellulose | 1 | 1.1K | 1080 | 94 |
| 715 | Risk | 19 | 1.1K | 119 | 87 |
| 716 | Diplomatic relations | 48 | 1.1K | 73 | 15 |
| 717 | families | 34 | 1.1K | 144 | 120 |
| 718 | Securities | 2 | 1.1K | 459 | 13 |
| 719 | disease outbreaks | 31 | 1.1K | 56 | 86 |
| 719 | Epidemics | 31 | 1.1K | 55 | 86 |
| 721 | Feminist Economics | 7 | 1.1K | 13 | 3 |
| 722 | Pesticide residues | 12 | 1.0K | 6 | 4 |
| 723 | Mathematical Economics | 12 | 1.0K | 107 | 86 |
| 724 | Language Acquisition | 32 | 1.0K | 10 | 10 |
| 725 | civilization | 48 | 1.0K | 114 | 13 |
| 726 | conflict management | 26 | 1.0K | 18 | 38 |
| 727 | Dementia | 67 | 1.0K | 187 | 212 |
| 728 | Health Services Administration | 29 | 1.0K | 156 | 141 |
| 728 | Crystallization | 23 | 1.0K | 73 | 31 |
| 730 | Dynamics | 37 | 1.0K | 267 | 163 |
| 731 | Microorganisms | 23 | 1.0K | 209 | 309 |
| 732 | Multilingualism | 15 | 1.0K | 37 | 7 |
| 733 | Positive Psychology | 6 | 999 | 74 | 35 |
| 734 | Venture Capital | 15 | 994 | 41 | 167 |
| 735 | warfare | 14 | 993 | 86 | 62 |
| 736 | Multivariate Analysis | 34 | 990 | 49 | 69 |
| 737 | Cardiac electrophysiology | 18 | 984 | 54 | 37 |
| 737 | Communication in marketing | 19 | 984 | 7 | 2 |
| 737 | arrhythmia | 18 | 984 | 54 | 37 |
| 740 | cell interaction | 22 | 981 | 247 | 231 |
| 741 | Group decision making | 36 | 980 | 29 | 57 |
| 741 | civil service | 22 | 980 | 61 | 59 |
| 743 | Intelligent Transportation Systems | 15 | 977 | 402 | 269 |
| 744 | Bone diseases | 12 | 976 | 133 | 140 |
| 745 | Neuropsychiatry | 33 | 967 | 121 | 156 |
| 746 | Engineering Mathematics | 14 | 964 | 791 | 291 |
| 747 | Seaweed | 20 | 962 | 141 | 120 |
| 748 | cardiac catheterization | 68 | 960 | 54 | 85 |
| 749 | Oral Medicine | 32 | 958 | 71 | 33 |
| 750 | Automation | 30 | 954 | 670 | 745 |
| 750 | Autoimmune diseases | 27 | 954 | 92 | 104 |
| 752 | health services accessibility | 48 | 953 | 93 | 142 |
| 753 | viral genetics | 5 | 952 | 181 | 160 |
| 754 | Semantics | 36 | 951 | 3 | 10 |
| 755 | cross-cultural comparison | 32 | 950 | 29 | 31 |
| 756 | Pesticides | 9 | 947 | 263 | 52 |
| 757 | Climatology | 15 | 945 | 701 | 531 |
| 758 | Forensic Genetics | 32 | 941 | 28 | 39 |
| 759 | Breeding | 35 | 940 | 232 | 256 |
| 760 | Recombinant DNA | 17 | 938 | 504 | 304 |
| 761 | Histocompatibility Testing | 24 | 937 | 56 | 38 |
| 762 | Fluid Mechanics | 10 | 936 | 819 | 358 |
| 763 | foreign exchange | 18 | 932 | 31 | 37 |
| 764 | Chronobiology | 20 | 931 | 65 | 39 |
| 764 | Speech Perception | 26 | 931 | 41 | 73 |
| 764 | biological clocks | 20 | 931 | 65 | 39 |
| 764 | circadian rhythm | 20 | 931 | 65 | 39 |
| 768 | Mental Health Services | 32 | 929 | 239 | 228 |
| 769 | biological rhythms | 19 | 927 | 63 | 39 |
| 770 | Structural Equation Modeling | 27 | 925 | 10 | 29 |
| 771 | Emergency Medical Services | 26 | 918 | 91 | 41 |
| 772 | cytokines | 16 | 916 | 363 | 270 |
| 773 | Coastal zone management | 23 | 914 | 93 | 69 |
| 773 | Soil ecology | 17 | 914 | 210 | 175 |
| 775 | Forensic Psychiatry | 42 | 912 | 57 | 63 |
| 775 | Circadian rhythms | 18 | 912 | 48 | 36 |
| 777 | Asia | 71 | 911 | 218 | 377 |
| 777 | China | 57 | 911 | 441 | 565 |
| 779 | consumer behavior | 14 | 909 | 136 | 124 |
| 779 | Sites | 11 | 909 | 232 | 141 |
| 781 | Radiography | 30 | 908 | 150 | 278 |
| 782 | free radicals | 17 | 907 | 473 | 491 |
| 783 | enzymes | 32 | 900 | 308 | 377 |
| 784 | Morphology | 27 | 894 | 168 | 115 |
| 784 | Autoantibodies | 25 | 894 | 83 | 101 |
| 786 | Molecular cloning | 16 | 892 | 488 | 291 |
| 786 | Genetic recombination | 16 | 892 | 475 | 286 |
| 788 | Reproductive toxicology | 5 | 885 | 257 | 66 |
| 789 | working class | 10 | 883 | 46 | 47 |
| 790 | Audiology | 46 | 881 | 118 | 167 |
| 791 | Phonetics | 18 | 879 | 81 | 56 |
| 792 | War and Society | 14 | 875 | 67 | 59 |
| 793 | labor | 11 | 870 | 91 | 49 |
| 794 | Social Networks | 30 | 861 | 15 | 51 |
| 795 | homosexuality | 28 | 859 | 38 | 44 |
| 796 | International security | 18 | 857 | 37 | 61 |
| 797 | Astrocytes | 12 | 856 | 157 | 157 |
| 798 | Microeconomics | 21 | 853 | 66 | 63 |
| 798 | Dyslexia | 29 | 853 | 4 | 12 |
| 800 | Urban Economics | 17 | 850 | 72 | 85 |
| 801 | stocks | 1 | 849 | 341 | 2 |
| 802 | internet | 34 | 843 | 280 | 416 |
| 803 | Public Choice | 28 | 842 | 35 | 53 |
| 804 | Thorax | 12 | 838 | 151 | 101 |
| 805 | Environmentalism | 18 | 826 | 11 | 23 |
| 806 | Urbanization | 13 | 823 | 23 | 13 |
| 806 | locomotion | 36 | 823 | 60 | 119 |
| 806 | posture | 36 | 823 | 60 | 119 |
| 806 | gait | 36 | 823 | 60 | 119 |
| 806 | walking | 36 | 823 | 60 | 119 |
| 811 | Feminist theory | 17 | 822 | 29 | 9 |
| 812 | Neonatology | 23 | 818 | 88 | 77 |
| 813 | Neuromuscular diseases | 26 | 815 | 118 | 138 |
| 814 | Communication and Culture | 34 | 813 | 7 | 7 |
| 815 | social conflict | 18 | 810 | 12 | 4 |
| 816 | coal | 20 | 804 | 537 | 552 |
| 817 | Neurotransmitters | 47 | 802 | 39 | 78 |
| 817 | sexual behavior | 18 | 802 | 178 | 148 |
| 819 | international trade | 18 | 801 | 132 | 108 |
| 820 | Bilingualism | 18 | 795 | 8 | 8 |
| 820 | Digestive system diseases | 29 | 795 | 206 | 201 |
| 822 | Adolescent Medicine | 20 | 794 | 131 | 235 |
| 823 | Cross-Cultural Studies | 31 | 793 | 51 | 72 |
| 823 | Rheology | 13 | 793 | 209 | 111 |
| 825 | Structuralism | 26 | 790 | 13 | 49 |
| 826 | sex crimes | 32 | 789 | 76 | 106 |
| 827 | Oral communication | 23 | 783 | 55 | 40 |
| 828 | Agricultural systems | 4 | 780 | 243 | 66 |
| 829 | Respiratory system | 31 | 777 | 72 | 119 |
| 830 | psychophysics | 19 | 775 | 59 | 28 |
| 831 | Sovereignty | 21 | 769 | 2 | 5 |
| 832 | Dentistry | 31 | 763 | 134 | 107 |
| 833 | animals | 30 | 758 | 225 | 194 |
| 834 | Chromosomes | 22 | 756 | 204 | 243 |
| 834 | Pregnancy | 35 | 756 | 100 | 141 |
| 836 | Nationalism | 39 | 755 | 11 | 8 |
| 836 | toxicity testing | 12 | 755 | 154 | 58 |
| 838 | family violence | 27 | 754 | 53 | 87 |
| 839 | Asthma | 25 | 752 | 86 | 79 |
| 840 | Magnetic Resonance Spectroscopy | 41 | 746 | 226 | 265 |
| 841 | Osteoporosis | 16 | 742 | 51 | 28 |
| 842 | Pancreatic diseases | 28 | 741 | 35 | 48 |
| 843 | health and race | 15 | 732 | 28 | 7 |
| 844 | Rural Development | 22 | 724 | 76 | 95 |
| 845 | Radiology | 59 | 722 | 143 | 230 |
| 845 | Mobile Computing | 11 | 722 | 499 | 268 |
| 845 | Elderly | 28 | 722 | 315 | 144 |
| 848 | pain management | 22 | 719 | 118 | 109 |
| 849 | Process Control | 11 | 718 | 405 | 397 |
| 850 | civil rights | 34 | 716 | 16 | 17 |
| 851 | Pharmacognosy | 16 | 713 | 717 | 630 |
| 852 | Latin America | 74 | 709 | 111 | 95 |
| 853 | Eating Disorders | 21 | 706 | 243 | 239 |
| 854 | Labor Movement | 25 | 704 | 6 | 2 |
| 855 | collagen | 13 | 698 | 64 | 88 |
| 856 | Sarcopenia | 11 | 696 | 96 | 111 |
| 857 | public opinion polls | 40 | 695 | 4 | 5 |
| 858 | Welfare Economics | 33 | 693 | 43 | 96 |
| 859 | Project Management | 7 | 691 | 133 | 115 |
| 860 | Feeding and Eating Disorders | 19 | 690 | 249 | 234 |
| 860 | crime | 33 | 690 | 122 | 153 |
| 862 | Industrial Engineering | 14 | 689 | 753 | 518 |
| 863 | Hydrodynamics | 9 | 687 | 301 | 161 |
| 864 | Hematopoietic stem cell transplantation | 14 | 686 | 92 | 88 |
| 865 | Contraception | 14 | 683 | 185 | 118 |
| 865 | Knowledge management | 5 | 683 | 192 | 7 |
| 867 | food technology | 25 | 681 | 802 | 939 |
| 868 | Organizational learning | 4 | 679 | 281 | 25 |
| 869 | Transport | 15 | 672 | 178 | 155 |
| 870 | Marriage | 16 | 668 | 137 | 91 |
| 871 | Hydraulic Engineering | 5 | 663 | 648 | 243 |
| 871 | health behavior | 28 | 663 | 193 | 244 |
| 873 | Writing | 28 | 662 | 19 | 47 |
| 874 | Citizenship | 26 | 661 | 3 | 7 |
| 875 | DNA polymerases | 9 | 660 | 173 | 244 |
| 876 | Community Psychology | 18 | 657 | 149 | 195 |
| 877 | Gender Studies | 39 | 654 | 11 | 60 |
| 878 | consumers | 24 | 652 | 20 | 60 |
| 879 | Organizational Sociology | 10 | 639 | 133 | 64 |
| 879 | International Law | 81 | 639 | 6 | 10 |
| 879 | RNA | 19 | 639 | 105 | 169 |
| 879 | Brain damage | 6 | 639 | 217 | 75 |
| 883 | Archives | 16 | 637 | 10 | 7 |
| 884 | Marriage counseling | 14 | 634 | 79 | 59 |
| 885 | corporate culture | 13 | 633 | 15 | 14 |
| 886 | Wireless Communication Systems | 20 | 629 | 936 | 769 |
| 886 | women | 38 | 629 | 74 | 68 |
| 888 | nuclear astrophysics | 22 | 627 | 93 | 144 |
| 889 | Pharmacy | 28 | 624 | 566 | 676 |
| 890 | Photography | 76 | 621 | 224 | 122 |
| 891 | software | 30 | 616 | 125 | 302 |
| 892 | Environmental Economics | 17 | 613 | 50 | 60 |
| 893 | Technological Innovations | 18 | 612 | 228 | 264 |
| 893 | Logic Programming | 58 | 612 | 2 | 20 |
| 895 | environmental indicators | 12 | 604 | 462 | 395 |
| 895 | Health Risk Assessment | 39 | 604 | 7 | 22 |
| 897 | Oral Pathology | 14 | 602 | 8 | 8 |
| 897 | cloning | 8 | 602 | 312 | 283 |
| 899 | Risk assessment | 30 | 601 | 26 | 40 |
| 900 | biological factors | 31 | 599 | 403 | 601 |
| 901 | Cardiovascular Pharmacology | 22 | 597 | 22 | 18 |
| 902 | Health risk communication | 29 | 596 | 2 | 3 |
| 903 | Democracy | 33 | 595 | 11 | 18 |
| 904 | Religion | 43 | 593 | 100 | 53 |
| 904 | glycoproteins | 9 | 593 | 192 | 128 |
| 904 | Glycoconjugates | 9 | 593 | 192 | 128 |
| 904 | glycolipids | 9 | 593 | 192 | 128 |
| 908 | Health insurance | 53 | 592 | 44 | 130 |
| 909 | Microcirculation | 17 | 588 | 95 | 98 |
| 910 | monoclonal antibodies | 16 | 585 | 28 | 17 |
| 911 | Social Stratification | 16 | 582 | 5 | 5 |
| 911 | Social mobility | 16 | 582 | 5 | 5 |
| 911 | social status | 16 | 582 | 5 | 5 |
| 911 | Occupational mobility | 16 | 582 | 5 | 5 |
| 915 | technology transfer | 6 | 581 | 110 | 50 |
| 915 | paraphilias | 12 | 581 | 35 | 27 |
| 917 | disease vectors | 16 | 578 | 289 | 244 |
| 918 | heredity | 34 | 576 | 67 | 121 |
| 919 | Plant Morphology | 26 | 574 | 67 | 91 |
| 920 | Antibacterial agents | 21 | 571 | 99 | 174 |
| 921 | Comparative Education | 18 | 570 | 22 | 11 |
| 922 | Extracellular matrix | 9 | 569 | 88 | 104 |
| 923 | exobiology | 4 | 563 | 217 | 102 |
| 923 | Spine | 9 | 563 | 318 | 254 |
| 925 | hospice care | 20 | 562 | 92 | 61 |
| 926 | Hemophilia | 39 | 558 | 48 | 87 |
| 927 | biological monitoring | 11 | 552 | 133 | 93 |
| 928 | Financial management | 6 | 551 | 257 | 168 |
| 929 | Geriatric Pharmacology | 10 | 543 | 89 | 44 |
| 929 | Uncertainty | 8 | 543 | 54 | 42 |
| 931 | environmental auditing | 7 | 542 | 101 | 87 |
| 932 | correctional psychology | 14 | 540 | 58 | 65 |
| 933 | Informatics | 20 | 539 | 164 | 233 |
| 934 | Probability | 8 | 535 | 296 | 165 |
| 934 | construction | 17 | 535 | 30 | 43 |
| 934 | Blood vessels | 14 | 535 | 74 | 66 |
| 937 | Genetic translocation | 12 | 531 | 28 | 36 |
| 937 | plasmids | 12 | 531 | 28 | 36 |
| 939 | nuclear magnetic resonance | 30 | 530 | 268 | 314 |
| 939 | Human evolution | 13 | 530 | 148 | 167 |
| 941 | environmental issues | 9 | 529 | 143 | 79 |
| 942 | gastrointestinal tract | 15 | 528 | 53 | 119 |
| 943 | Industrial Policy | 19 | 526 | 90 | 142 |
| 944 | health workforce | 11 | 525 | 43 | 46 |
| 945 | industrial hygiene | 39 | 524 | 100 | 119 |
| 945 | Developmental Neurobiology | 9 | 524 | 198 | 97 |
| 947 | International Education | 23 | 523 | 13 | 24 |
| 947 | Extreme environments | 5 | 523 | 125 | 38 |
| 949 | Orthopedic Surgery | 22 | 522 | 164 | 197 |
| 950 | Development Economics | 15 | 521 | 66 | 88 |
| 951 | Consumer Protection | 17 | 519 | 20 | 37 |
| 951 | Customer Relations | 17 | 519 | 5 | 5 |
| 953 | Parasites | 17 | 517 | 538 | 473 |
| 954 | Bacterial diseases | 7 | 516 | 84 | 37 |
| 955 | Nursing | 18 | 515 | 685 | 448 |
| 956 | Queuing Theory | 52 | 513 | 3 | 19 |
| 957 | Birth control | 10 | 511 | 159 | 117 |
| 958 | Architecture | 17 | 509 | 120 | 71 |
| 959 | Religion and Culture | 23 | 508 | 18 | 16 |
| 959 | Radio | 15 | 508 | 610 | 611 |
| 961 | Chemical processes | 23 | 506 | 85 | 103 |
| 962 | Forensic Psychology | 25 | 505 | 52 | 64 |
| 963 | Mortgages | 13 | 504 | 55 | 43 |
| 964 | Cell communication | 11 | 502 | 167 | 203 |
| 965 | Queer Studies | 25 | 501 | 13 | 51 |
| 965 | North America | 14 | 501 | 263 | 138 |
| 967 | Experimental Design | 11 | 491 | 93 | 105 |
| 967 | Organizational culture | 9 | 491 | 2 | 10 |
| 969 | Industrial Sociology | 11 | 486 | 58 | 49 |
| 969 | Biogeochemical cycles | 6 | 486 | 247 | 273 |
| 971 | Approximation Theory | 26 | 479 | 67 | 59 |
| 972 | voice | 7 | 478 | 266 | 94 |
| 972 | mathematical analysis | 43 | 478 | 703 | 779 |
| 974 | Architectural Design | 11 | 475 | 146 | 62 |
| 974 | Corporate Social Responsibility | 6 | 475 | 110 | 103 |
| 974 | Solar System | 14 | 475 | 323 | 319 |
| 977 | Marine Ecology | 19 | 474 | 205 | 197 |
| 978 | motivation | 19 | 473 | 55 | 133 |
| 979 | Africa | 35 | 472 | 243 | 283 |
| 979 | Eurasia | 15 | 472 | 26 | 12 |
| 981 | Memory disorders | 14 | 469 | 54 | 67 |
| 982 | Neurolinguistics | 8 | 467 | 233 | 189 |
| 983 | Radiologic Technology | 19 | 465 | 7 | 6 |
| 983 | Interventional Radiology | 19 | 465 | 7 | 6 |
| 983 | Interventional Radiography | 19 | 465 | 7 | 6 |
| 983 | Endoscopic Surgery | 19 | 465 | 7 | 6 |
| 983 | Feminist psychology | 6 | 465 | 39 | 9 |
| 988 | Carbohydrates | 7 | 462 | 220 | 146 |
| 989 | Nonverbal Communication | 11 | 461 | 53 | 62 |
| 989 | visualization | 51 | 461 | 216 | 313 |
| 991 | Chemical analysis | 14 | 460 | 394 | 385 |
| 992 | energy development | 6 | 455 | 497 | 391 |
| 993 | Invertebrates | 18 | 454 | 138 | 143 |
| 994 | Microbial Genetics | 9 | 453 | 127 | 133 |
| 994 | Microbial Biotechnology | 17 | 453 | 196 | 263 |
| 994 | phytopathogenic bacteria | 9 | 453 | 97 | 129 |
| 997 | drug evaluation | 24 | 452 | 267 | 419 |
| 998 | Medicinal plants | 8 | 451 | 773 | 625 |
| 999 | healthcare disparities | 7 | 450 | 254 | 103 |
| 999 | Marine Pollution | 13 | 450 | 505 | 556 |