| 1 | Physics | 2,501 | 242.7K | 156 | 123 |
| 2 | Science | 2,689 | 221.7K | 89 | 110 |
| 3 | Biology | 2,052 | 218.2K | 123 | 113 |
| 4 | Astrophysics | 2,595 | 200.8K | 42 | 41 |
| 5 | Chemistry | 2,468 | 181.8K | 129 | 87 |
| 6 | Astronomy | 2,652 | 173.4K | 31 | 30 |
| 7 | Medicine | 2,651 | 138.1K | 84 | 95 |
| 8 | Microbiology | 1,698 | 128.8K | 42 | 39 |
| 9 | Biochemistry | 2,460 | 127.3K | 114 | 97 |
| 10 | Molecular Biology | 1,750 | 122.6K | 102 | 100 |
| 11 | Human genetics | 482 | 103.0K | 41 | 47 |
| 12 | Natural history | 382 | 102.2K | 130 | 115 |
| 13 | Ecology | 1,342 | 99.4K | 63 | 59 |
| 14 | Spectrum analysis | 894 | 88.9K | 87 | 49 |
| 15 | Neurology | 1,090 | 81.7K | 134 | 114 |
| 16 | Research | 2,216 | 81.4K | 60 | 80 |
| 17 | Psychology | 1,193 | 71.3K | 48 | 43 |
| 18 | Environment | 710 | 67.2K | 65 | 43 |
| 19 | Psychiatry | 887 | 62.2K | 62 | 52 |
| 20 | Materials | 688 | 62.0K | 229 | 121 |
| 21 | Condensed Matter | 934 | 61.2K | 92 | 43 |
| 22 | Solid State Physics | 1,033 | 59.8K | 89 | 45 |
| 23 | Psychophysiology | 768 | 56.4K | 38 | 26 |
| 24 | Behavior | 658 | 51.1K | 41 | 22 |
| 25 | Cytology | 536 | 46.5K | 165 | 141 |
| 26 | Genetics | 488 | 46.0K | 108 | 89 |
| 27 | human behavior | 510 | 43.2K | 18 | 17 |
| 28 | Nuclear Physics | 1,221 | 42.6K | 169 | 198 |
| 29 | Social Psychology | 670 | 42.1K | 20 | 31 |
| 30 | Computational Chemistry | 30 | 41.6K | 68 | 3 |
| 31 | Medical genetics | 619 | 40.6K | 49 | 58 |
| 32 | Mental Disorders | 569 | 39.9K | 41 | 35 |
| 33 | Biophysics | 805 | 38.1K | 135 | 93 |
| 34 | Animal Behavior | 547 | 37.6K | 15 | 10 |
| 35 | Microbial Ecology | 441 | 36.2K | 16 | 24 |
| 36 | Cell Biology | 379 | 35.3K | 200 | 174 |
| 37 | Biotechnology | 526 | 33.8K | 152 | 133 |
| 38 | Pharmacology | 905 | 32.6K | 94 | 93 |
| 39 | Ethology | 391 | 31.6K | 14 | 8 |
| 40 | Neurophysiology | 496 | 29.6K | 84 | 105 |
| 41 | Economics | 735 | 28.2K | 46 | 71 |
| 42 | Nanotechnology | 394 | 27.5K | 271 | 192 |
| 43 | Materials Science | 326 | 26.4K | 263 | 144 |
| 44 | Biocompatible Materials | 399 | 26.4K | 134 | 114 |
| 45 | Polymers | 635 | 25.5K | 144 | 121 |
| 46 | Europe | 891 | 25.3K | 9 | 6 |
| 47 | marketing | 160 | 25.1K | 47 | 24 |
| 48 | Diabetes | 321 | 24.7K | 43 | 35 |
| 49 | Chemical Engineering | 323 | 24.3K | 296 | 155 |
| 50 | Mental illness | 274 | 24.1K | 49 | 31 |
| 51 | Public Health | 715 | 23.1K | 111 | 166 |
| 52 | Bacteriology | 311 | 22.0K | 40 | 48 |
| 53 | Brain | 360 | 21.9K | 97 | 71 |
| 54 | Endocrinology | 302 | 21.4K | 165 | 145 |
| 55 | personality | 359 | 20.9K | 16 | 30 |
| 56 | Physiology | 424 | 20.8K | 164 | 144 |
| 57 | Diabetes mellitus | 225 | 20.6K | 72 | 47 |
| 58 | Cardiovascular system | 193 | 20.3K | 86 | 74 |
| 59 | polymerization | 480 | 20.2K | 142 | 106 |
| 60 | Epidemiology | 601 | 19.9K | 59 | 88 |
| 61 | Optical materials | 164 | 19.9K | 169 | 64 |
| 62 | Automation | 343 | 19.7K | 46 | 51 |
| 63 | Molecular structure | 145 | 19.7K | 80 | 21 |
| 64 | Immunology | 364 | 19.7K | 156 | 165 |
| 65 | management | 332 | 19.4K | 72 | 145 |
| 66 | Oncology | 180 | 19.3K | 98 | 59 |
| 67 | Cancer | 331 | 19.3K | 146 | 139 |
| 68 | Catalysis | 376 | 18.7K | 178 | 180 |
| 69 | Hematology | 349 | 18.4K | 147 | 135 |
| 70 | Physical Chemistry | 159 | 18.1K | 115 | 32 |
| 71 | Metabolism | 410 | 17.9K | 80 | 133 |
| 72 | United States | 437 | 17.8K | 217 | 159 |
| 73 | rehabilitation | 561 | 17.6K | 10 | 20 |
| 74 | Data Mining | 47 | 17.6K | 139 | 10 |
| 75 | data collection | 38 | 17.3K | 72 | 10 |
| 76 | Hypertension | 173 | 17.1K | 102 | 75 |
| 77 | Sports Medicine | 298 | 16.9K | 57 | 31 |
| 78 | Virology | 133 | 16.7K | 296 | 224 |
| 79 | Botany | 384 | 16.7K | 192 | 216 |
| 80 | Evolution | 210 | 16.7K | 75 | 74 |
| 81 | biological evolution | 194 | 16.0K | 100 | 104 |
| 82 | Neuropsychology | 364 | 16.0K | 28 | 36 |
| 83 | Quantum Gravity | 368 | 15.3K | 167 | 175 |
| 84 | Environmental Psychology | 94 | 15.2K | 1 | 1 |
| 85 | Sociology | 315 | 14.9K | 85 | 74 |
| 86 | Genomics | 311 | 14.6K | 69 | 61 |
| 87 | Bioengineering | 201 | 14.6K | 266 | 219 |
| 88 | Regional Planning | 302 | 14.4K | 9 | 7 |
| 89 | Pathology | 206 | 14.4K | 114 | 69 |
| 90 | Earth Sciences | 85 | 14.2K | 451 | 92 |
| 91 | Geriatrics | 278 | 14.1K | 125 | 77 |
| 92 | Marine Biology | 240 | 13.9K | 95 | 55 |
| 93 | Metabolic diseases | 309 | 13.6K | 85 | 144 |
| 94 | Pharmaceutical Chemistry | 353 | 13.5K | 109 | 129 |
| 95 | Diagnostic Imaging | 304 | 13.2K | 24 | 19 |
| 96 | Critical Care | 221 | 13.2K | 53 | 80 |
| 97 | Pollution | 165 | 13.2K | 545 | 369 |
| 98 | Critical Care Medicine | 219 | 13.2K | 55 | 79 |
| 99 | Plant Ecology | 215 | 12.9K | 24 | 23 |
| 100 | Biomedical Engineering | 274 | 12.9K | 249 | 189 |
| 101 | drug therapy | 378 | 12.4K | 30 | 45 |
| 102 | Psychometrics | 197 | 12.3K | 5 | 10 |
| 103 | Education | 371 | 12.2K | 119 | 92 |
| 104 | Colloids | 298 | 12.2K | 191 | 179 |
| 105 | Aging | 264 | 12.1K | 123 | 95 |
| 106 | Child Development | 261 | 12.0K | 62 | 79 |
| 107 | Environmental Health | 227 | 11.9K | 329 | 297 |
| 108 | Nutrition | 312 | 11.9K | 162 | 189 |
| 109 | nanoscience | 144 | 11.9K | 223 | 160 |
| 110 | Metallurgy | 191 | 11.7K | 127 | 95 |
| 111 | Social behavior | 185 | 11.7K | 14 | 20 |
| 112 | Pediatrics | 213 | 11.6K | 130 | 117 |
| 113 | Clinical Chemistry | 281 | 11.6K | 78 | 76 |
| 114 | Nuclear Medicine | 276 | 11.5K | 5 | 8 |
| 115 | Molecular Microbiology | 131 | 11.5K | 17 | 20 |
| 116 | Surgery | 110 | 11.5K | 145 | 130 |
| 117 | proteins | 167 | 11.5K | 69 | 40 |
| 118 | Bioorganic chemistry | 189 | 11.4K | 104 | 50 |
| 119 | Neurochemistry | 197 | 10.9K | 138 | 109 |
| 120 | Business | 111 | 10.9K | 105 | 81 |
| 121 | Surface Chemistry | 237 | 10.3K | 251 | 198 |
| 122 | Neurobiology | 117 | 10.1K | 153 | 121 |
| 123 | Membranes | 166 | 10.0K | 85 | 70 |
| 124 | Immunity | 91 | 10.0K | 197 | 191 |
| 125 | Schizophrenia | 205 | 9.9K | 25 | 29 |
| 126 | Organic Chemistry | 166 | 9.9K | 239 | 105 |
| 127 | Environmental Policy | 139 | 9.7K | 180 | 136 |
| 128 | Metals | 155 | 9.7K | 135 | 98 |
| 129 | Molecular Imaging | 194 | 9.6K | 4 | 9 |
| 130 | Zoology | 191 | 9.4K | 105 | 47 |
| 131 | Biochemical Engineering | 118 | 9.3K | 333 | 276 |
| 132 | Green Chemistry | 148 | 9.3K | 55 | 55 |
| 133 | Nervous system | 153 | 9.3K | 168 | 161 |
| 134 | Statistical physics | 275 | 9.2K | 285 | 258 |
| 135 | Cognitive neuroscience | 78 | 9.1K | 98 | 65 |
| 136 | nucleic acids | 79 | 9.0K | 222 | 155 |
| 137 | Animal ecology | 207 | 8.9K | 11 | 18 |
| 138 | Artificial Intelligence | 176 | 8.9K | 212 | 172 |
| 139 | Economic History | 237 | 8.9K | 109 | 54 |
| 140 | Child psychology | 171 | 8.8K | 92 | 111 |
| 141 | economic policy | 269 | 8.8K | 22 | 20 |
| 142 | Transplantation | 180 | 8.7K | 53 | 61 |
| 143 | protein | 97 | 8.6K | 56 | 37 |
| 144 | Lipids | 101 | 8.5K | 46 | 20 |
| 145 | Therapeutics | 182 | 8.5K | 56 | 57 |
| 146 | Liver diseases | 134 | 8.5K | 91 | 121 |
| 147 | Social Sciences | 387 | 8.4K | 47 | 87 |
| 148 | Oceanography | 134 | 8.2K | 153 | 109 |
| 149 | Analytical Chemistry | 203 | 8.2K | 395 | 323 |
| 150 | plant communities | 135 | 8.2K | 16 | 29 |
| 151 | Birds | 272 | 8.2K | 13 | 10 |
| 152 | Developmental Biology | 63 | 8.2K | 317 | 180 |
| 153 | Obesity | 202 | 8.1K | 79 | 98 |
| 154 | Energy Conversion | 49 | 8.1K | 160 | 115 |
| 155 | Toxicology | 144 | 8.1K | 465 | 307 |
| 156 | Meteorology | 92 | 8.1K | 265 | 175 |
| 157 | Technology | 135 | 8.1K | 343 | 153 |
| 158 | Molecular Genetics | 149 | 8.0K | 80 | 101 |
| 159 | Energy Policy | 138 | 8.0K | 131 | 101 |
| 160 | Industrial Microbiology | 136 | 7.9K | 45 | 28 |
| 161 | Medical Microbiology | 127 | 7.9K | 161 | 152 |
| 162 | drugs | 243 | 7.8K | 36 | 38 |
| 163 | Renewable Energy Sources | 103 | 7.8K | 187 | 191 |
| 164 | Social Networks | 69 | 7.8K | 2 | 3 |
| 165 | Structuralism | 65 | 7.7K | 2 | 3 |
| 166 | Biodiversity conservation | 57 | 7.7K | 238 | 164 |
| 167 | Heart Failure | 114 | 7.6K | 18 | 10 |
| 168 | Virulence | 66 | 7.6K | 109 | 72 |
| 169 | infection | 105 | 7.5K | 78 | 33 |
| 170 | Radiobiology | 166 | 7.5K | 76 | 64 |
| 171 | Decision making | 139 | 7.5K | 34 | 36 |
| 172 | Psychopharmacology | 118 | 7.5K | 104 | 105 |
| 173 | psychotherapy | 129 | 7.3K | 75 | 78 |
| 174 | Cognitive Science | 109 | 7.3K | 58 | 67 |
| 175 | Learning | 145 | 7.2K | 53 | 59 |
| 176 | Infections | 87 | 7.2K | 53 | 23 |
| 177 | Environmental Management | 127 | 7.2K | 135 | 106 |
| 178 | Adolescent | 241 | 7.1K | 69 | 69 |
| 179 | Sports | 150 | 7.1K | 111 | 60 |
| 180 | behavioral medicine | 92 | 7.1K | 78 | 63 |
| 181 | Developing countries | 144 | 7.1K | 84 | 58 |
| 182 | Developmental Disabilities | 159 | 7.1K | 26 | 45 |
| 183 | Production Management | 129 | 7.0K | 27 | 42 |
| 184 | Cognition | 177 | 6.9K | 107 | 126 |
| 185 | Economic Development | 117 | 6.8K | 64 | 57 |
| 186 | cell physiology | 73 | 6.8K | 157 | 104 |
| 187 | Medical Laboratory Science | 144 | 6.7K | 84 | 106 |
| 188 | United Kingdom | 97 | 6.7K | 120 | 64 |
| 189 | Physical Therapy | 146 | 6.7K | 57 | 53 |
| 190 | Sales management | 19 | 6.7K | 21 | 4 |
| 190 | selling | 19 | 6.7K | 21 | 4 |
| 192 | Clinical Psychology | 98 | 6.7K | 115 | 96 |
| 193 | genome | 76 | 6.7K | 133 | 148 |
| 194 | medical education | 220 | 6.7K | 77 | 68 |
| 195 | Quality of life | 144 | 6.6K | 25 | 34 |
| 196 | Clinical Pharmacology | 225 | 6.6K | 17 | 19 |
| 197 | energy resources | 101 | 6.6K | 32 | 49 |
| 198 | Climate change | 36 | 6.6K | 191 | 146 |
| 198 | Eutrophication | 36 | 6.6K | 180 | 146 |
| 200 | Computational Biology | 133 | 6.5K | 165 | 190 |
| 201 | locomotion | 92 | 6.5K | 6 | 6 |
| 201 | posture | 92 | 6.5K | 6 | 6 |
| 201 | gait | 92 | 6.5K | 6 | 6 |
| 201 | walking | 92 | 6.5K | 6 | 6 |
| 205 | Statistics | 232 | 6.5K | 117 | 150 |
| 206 | Computer Graphics | 122 | 6.4K | 109 | 78 |
| 207 | Molecules | 89 | 6.3K | 149 | 36 |
| 208 | Health | 154 | 6.2K | 107 | 86 |
| 209 | Health Education | 152 | 6.2K | 104 | 67 |
| 210 | Educational Psychology | 141 | 6.2K | 72 | 74 |
| 211 | Linguistics | 293 | 6.2K | 7 | 47 |
| 212 | Medical Oncology | 124 | 6.2K | 129 | 115 |
| 213 | Business Ethics | 50 | 6.1K | 38 | 17 |
| 214 | Genetic engineering | 108 | 6.0K | 119 | 97 |
| 215 | Ornithology | 187 | 6.0K | 8 | 9 |
| 216 | biological factors | 79 | 5.9K | 111 | 30 |
| 217 | Dermatology | 86 | 5.9K | 194 | 97 |
| 218 | Host-parasite interactions | 35 | 5.8K | 228 | 110 |
| 219 | Reproduction | 125 | 5.8K | 190 | 137 |
| 220 | Molecular ecology | 110 | 5.7K | 40 | 87 |
| 221 | Nanostructured Materials | 149 | 5.7K | 292 | 300 |
| 222 | Child | 162 | 5.7K | 129 | 109 |
| 223 | Health Policy | 144 | 5.7K | 132 | 93 |
| 224 | Bioenergetics | 83 | 5.6K | 42 | 23 |
| 224 | Energy metabolism | 83 | 5.6K | 38 | 22 |
| 226 | Input-output analysis | 97 | 5.5K | 1 | 1 |
| 227 | energy conservation | 81 | 5.5K | 179 | 159 |
| 228 | cell membrane | 89 | 5.5K | 29 | 19 |
| 229 | Nanostructures | 40 | 5.5K | 316 | 121 |
| 230 | Population Genetics | 107 | 5.4K | 64 | 94 |
| 231 | city planning | 194 | 5.4K | 32 | 51 |
| 232 | Econometrics | 148 | 5.3K | 45 | 91 |
| 233 | Respiration | 128 | 5.3K | 87 | 102 |
| 234 | Occupational Health | 163 | 5.3K | 11 | 10 |
| 235 | Sustainable Engineering | 90 | 5.3K | 78 | 64 |
| 236 | Economic planning | 59 | 5.3K | 5 | 2 |
| 237 | Regional Development | 55 | 5.3K | 3 | 1 |
| 237 | Development planning | 55 | 5.3K | 1 | 1 |
| 239 | Plant physiology | 112 | 5.3K | 189 | 207 |
| 240 | Photonics | 50 | 5.2K | 389 | 193 |
| 241 | Psychosomatic Medicine | 125 | 5.2K | 20 | 36 |
| 242 | Primary health care | 174 | 5.1K | 45 | 48 |
| 243 | Food | 121 | 5.1K | 227 | 193 |
| 244 | International Finance | 78 | 5.1K | 106 | 21 |
| 245 | Biomechanics | 75 | 5.1K | 117 | 80 |
| 246 | Perception | 132 | 5.1K | 155 | 137 |
| 247 | Developmental Psychology | 84 | 5.1K | 82 | 78 |
| 248 | Vaccines | 148 | 5.1K | 69 | 67 |
| 249 | Medical Anthropology | 100 | 5.0K | 89 | 102 |
| 250 | Process Control | 104 | 5.0K | 9 | 21 |
| 251 | environmental pollution | 97 | 5.0K | 588 | 502 |
| 252 | gene mapping | 74 | 5.0K | 175 | 147 |
| 253 | soil microbiology | 97 | 5.0K | 90 | 137 |
| 254 | adolescence | 125 | 5.0K | 31 | 41 |
| 255 | innovation | 98 | 5.0K | 3 | 26 |
| 256 | occupational diseases | 143 | 5.0K | 7 | 15 |
| 257 | Drug delivery systems | 86 | 5.0K | 64 | 75 |
| 258 | Sleep Disorders | 78 | 4.9K | 149 | 79 |
| 259 | Sleep | 78 | 4.9K | 148 | 85 |
| 260 | Algae | 110 | 4.9K | 18 | 14 |
| 261 | environmental protection | 101 | 4.9K | 279 | 230 |
| 262 | Diet | 123 | 4.9K | 141 | 215 |
| 263 | arthritis | 107 | 4.8K | 88 | 121 |
| 264 | Plant cells | 41 | 4.8K | 265 | 226 |
| 265 | Pharmacy | 149 | 4.8K | 120 | 99 |
| 266 | Cytogenetics | 67 | 4.8K | 152 | 160 |
| 267 | Ophthalmology | 137 | 4.8K | 141 | 147 |
| 268 | Memory | 124 | 4.8K | 154 | 157 |
| 269 | Development | 64 | 4.8K | 42 | 26 |
| 270 | Pharmaceutical Technology | 119 | 4.8K | 31 | 31 |
| 271 | Economic Geography | 188 | 4.7K | 2 | 3 |
| 272 | molecular design | 27 | 4.6K | 18 | 6 |
| 273 | Teaching | 109 | 4.6K | 100 | 80 |
| 274 | Optics | 179 | 4.6K | 485 | 401 |
| 275 | Control Theory | 218 | 4.5K | 46 | 87 |
| 276 | Energy Storage | 37 | 4.5K | 194 | 56 |
| 277 | miniaturization | 80 | 4.5K | 199 | 228 |
| 278 | Sustainable Development | 79 | 4.5K | 73 | 88 |
| 279 | Physical organic chemistry | 109 | 4.5K | 23 | 7 |
| 280 | Rheumatology | 79 | 4.5K | 90 | 94 |
| 281 | Kidney diseases | 109 | 4.5K | 40 | 34 |
| 282 | Environmental Chemistry | 27 | 4.4K | 471 | 222 |
| 283 | Stem cells | 96 | 4.3K | 104 | 101 |
| 284 | Intellectual disability | 142 | 4.3K | 20 | 26 |
| 285 | Microorganisms | 34 | 4.3K | 128 | 78 |
| 286 | Research Design | 61 | 4.2K | 114 | 85 |
| 287 | Chromosome mapping | 61 | 4.2K | 194 | 123 |
| 288 | Cybernetics | 66 | 4.2K | 166 | 136 |
| 289 | Serology | 125 | 4.2K | 3 | 3 |
| 290 | Obstetrics | 139 | 4.2K | 187 | 184 |
| 291 | Environmental Microbiology | 87 | 4.2K | 47 | 111 |
| 292 | Health Services Research | 128 | 4.1K | 93 | 98 |
| 292 | Image Processing | 78 | 4.1K | 260 | 214 |
| 294 | Histology | 101 | 4.1K | 148 | 150 |
| 295 | Immunotherapy | 56 | 4.1K | 254 | 204 |
| 296 | Chronobiology | 38 | 4.1K | 29 | 8 |
| 296 | Circadian rhythms | 38 | 4.1K | 16 | 6 |
| 296 | biological clocks | 38 | 4.1K | 29 | 8 |
| 296 | circadian rhythm | 38 | 4.1K | 29 | 8 |
| 296 | biological rhythms | 38 | 4.1K | 26 | 8 |
| 301 | Attention | 119 | 4.1K | 143 | 125 |
| 302 | Cerebral cortex | 56 | 4.0K | 109 | 88 |
| 303 | Ergonomics | 55 | 4.0K | 123 | 30 |
| 304 | disabilities | 184 | 4.0K | 5 | 11 |
| 304 | enzymes | 107 | 4.0K | 62 | 64 |
| 306 | Mathematics | 361 | 4.0K | 491 | 568 |
| 307 | Mathematical Physics | 178 | 4.0K | 244 | 275 |
| 308 | Geology | 61 | 4.0K | 679 | 401 |
| 309 | fuel cells | 42 | 3.9K | 203 | 139 |
| 310 | organization | 38 | 3.9K | 110 | 117 |
| 311 | Biomass Energy | 68 | 3.8K | 272 | 291 |
| 312 | Respiratory system | 82 | 3.8K | 7 | 5 |
| 313 | natural products | 20 | 3.8K | 568 | 74 |
| 314 | Comparative Physiology | 91 | 3.8K | 35 | 33 |
| 315 | Environmental Engineering | 89 | 3.8K | 433 | 458 |
| 316 | psychopathology | 28 | 3.8K | 50 | 29 |
| 317 | Light | 21 | 3.7K | 255 | 134 |
| 318 | counseling | 107 | 3.7K | 102 | 78 |
| 319 | Psycholinguistics | 106 | 3.7K | 62 | 87 |
| 320 | Transportation | 75 | 3.7K | 215 | 144 |
| 321 | Energy Harvesting | 22 | 3.7K | 93 | 46 |
| 322 | Nephrology | 85 | 3.7K | 44 | 40 |
| 323 | Demography | 118 | 3.7K | 22 | 31 |
| 324 | Leukemia | 71 | 3.7K | 108 | 136 |
| 325 | Political Science | 108 | 3.7K | 177 | 140 |
| 326 | Human Geography | 195 | 3.6K | 24 | 75 |
| 327 | System analysis | 164 | 3.6K | 66 | 124 |
| 328 | Organizational Behavior | 65 | 3.6K | 25 | 50 |
| 329 | Population | 106 | 3.5K | 24 | 30 |
| 330 | Medical Physics | 120 | 3.5K | 144 | 175 |
| 331 | gene therapy | 57 | 3.5K | 99 | 87 |
| 332 | Patient education | 96 | 3.5K | 19 | 30 |
| 333 | Seaweed | 72 | 3.5K | 18 | 15 |
| 334 | Geophysics | 114 | 3.4K | 524 | 555 |
| 335 | Parasitic Diseases | 67 | 3.4K | 174 | 126 |
| 336 | Bacterial infections | 31 | 3.4K | 99 | 84 |
| 337 | Neurons | 8 | 3.4K | 316 | 196 |
| 338 | Proteome | 64 | 3.4K | 82 | 80 |
| 339 | Social problems | 31 | 3.4K | 85 | 27 |
| 340 | brain mapping | 37 | 3.4K | 92 | 51 |
| 341 | Allergy | 75 | 3.4K | 113 | 210 |
| 342 | Solid State Chemistry | 105 | 3.4K | 247 | 166 |
| 343 | Clinical Biochemistry | 97 | 3.3K | 43 | 49 |
| 344 | Agriculture | 61 | 3.3K | 268 | 158 |
| 344 | Disease | 12 | 3.3K | 69 | 118 |
| 346 | Philosophy | 234 | 3.3K | 60 | 52 |
| 347 | Experimental Psychology | 44 | 3.3K | 65 | 47 |
| 348 | Visual Perception | 91 | 3.3K | 163 | 149 |
| 349 | diseases | 8 | 3.3K | 129 | 116 |
| 350 | Clinical Immunology | 72 | 3.3K | 86 | 56 |
| 351 | Bioinformatics | 74 | 3.3K | 224 | 254 |
| 352 | Community Psychiatry | 67 | 3.3K | 73 | 61 |
| 352 | Communication | 127 | 3.3K | 131 | 209 |
| 354 | Neonatology | 96 | 3.2K | 2 | 5 |
| 354 | Anxiety Disorders | 58 | 3.2K | 35 | 49 |
| 354 | Anxiety | 58 | 3.2K | 36 | 48 |
| 357 | Rural Development | 50 | 3.2K | 13 | 7 |
| 358 | older people | 117 | 3.2K | 123 | 67 |
| 359 | Operations Research | 113 | 3.2K | 161 | 210 |
| 360 | Geriatric Oncology | 68 | 3.2K | 19 | 10 |
| 361 | Neuroimmunology | 52 | 3.2K | 46 | 45 |
| 362 | scientific societies | 101 | 3.2K | 13 | 19 |
| 363 | Educational evaluation | 60 | 3.2K | 1 | 1 |
| 364 | Speech Disorders | 113 | 3.2K | 81 | 86 |
| 365 | Leadership | 30 | 3.1K | 40 | 37 |
| 366 | Environmental Toxicology | 25 | 3.1K | 667 | 223 |
| 367 | Cell differentiation | 53 | 3.1K | 267 | 325 |
| 368 | Thrombosis | 70 | 3.1K | 107 | 112 |
| 369 | behavior therapy | 96 | 3.0K | 55 | 79 |
| 370 | Psychiatric Epidemiology | 56 | 3.0K | 21 | 18 |
| 371 | Nonlinear Dynamics | 79 | 3.0K | 342 | 268 |
| 372 | Signal Processing | 66 | 3.0K | 452 | 381 |
| 373 | Gerontology | 119 | 3.0K | 160 | 151 |
| 374 | Medical innovations | 32 | 3.0K | 133 | 138 |
| 375 | language | 145 | 3.0K | 16 | 57 |
| 376 | Surface properties | 59 | 3.0K | 51 | 37 |
| 377 | Genetic disorders | 90 | 3.0K | 11 | 13 |
| 378 | drug development | 26 | 2.9K | 158 | 126 |
| 379 | Biodiversity | 65 | 2.9K | 259 | 280 |
| 380 | Medical Technology | 114 | 2.9K | 30 | 57 |
| 381 | Small Business | 49 | 2.9K | 27 | 93 |
| 382 | Biogeochemistry | 53 | 2.9K | 165 | 179 |
| 383 | Astrocytes | 45 | 2.9K | 19 | 29 |
| 384 | Economic Assistance | 50 | 2.8K | 44 | 46 |
| 385 | Neurosurgery | 51 | 2.8K | 90 | 64 |
| 386 | Microelectronics | 63 | 2.8K | 261 | 288 |
| 387 | Environmental monitoring | 66 | 2.8K | 579 | 594 |
| 388 | world | 43 | 2.8K | 61 | 62 |
| 389 | Land Use Planning | 50 | 2.8K | 13 | 13 |
| 390 | Bipolar Disorder | 51 | 2.8K | 32 | 29 |
| 391 | Geography | 69 | 2.8K | 288 | 251 |
| 392 | Psychoneuroimmunology | 47 | 2.8K | 42 | 49 |
| 393 | Adolescent Medicine | 11 | 2.8K | 204 | 77 |
| 394 | Oxidative stress | 34 | 2.8K | 62 | 46 |
| 395 | mycoses | 8 | 2.8K | 395 | 94 |
| 396 | Biopharmaceutics | 68 | 2.7K | 44 | 58 |
| 397 | Vocational guidance | 49 | 2.7K | 133 | 112 |
| 398 | Learning disabilities | 103 | 2.7K | 31 | 41 |
| 399 | Labor Economics | 48 | 2.7K | 14 | 18 |
| 400 | Molecular evolution | 60 | 2.7K | 157 | 205 |
| 401 | Chemotherapy | 91 | 2.7K | 84 | 90 |
| 402 | Vision | 58 | 2.7K | 97 | 85 |
| 403 | Soil biology | 51 | 2.7K | 111 | 149 |
| 404 | Electrophoresis | 58 | 2.7K | 156 | 87 |
| 405 | Immune system | 24 | 2.7K | 227 | 228 |
| 406 | Plant diseases | 52 | 2.7K | 319 | 195 |
| 407 | Technology Assessment | 39 | 2.7K | 3 | 1 |
| 408 | disease outbreaks | 41 | 2.6K | 41 | 32 |
| 408 | Epidemics | 41 | 2.6K | 40 | 32 |
| 410 | Chromatographic analysis | 61 | 2.6K | 202 | 62 |
| 411 | Entomology | 88 | 2.6K | 235 | 175 |
| 412 | Drug design | 64 | 2.6K | 86 | 84 |
| 413 | Chromatography | 57 | 2.6K | 148 | 56 |
| 414 | Risk assessment | 35 | 2.6K | 16 | 2 |
| 415 | movement | 58 | 2.6K | 4 | 5 |
| 416 | violence | 56 | 2.6K | 95 | 72 |
| 417 | Globalization | 53 | 2.5K | 16 | 18 |
| 418 | viruses | 37 | 2.5K | 309 | 268 |
| 419 | Cost effectiveness | 34 | 2.5K | 3 | 1 |
| 420 | Genetic regulation | 36 | 2.5K | 152 | 170 |
| 421 | Surface-Active Agents | 54 | 2.5K | 57 | 49 |
| 422 | Synaptic Transmission | 33 | 2.5K | 43 | 14 |
| 423 | Embryology | 23 | 2.5K | 477 | 296 |
| 424 | Tourism | 40 | 2.5K | 258 | 216 |
| 425 | Food Microbiology | 43 | 2.5K | 155 | 130 |
| 425 | vascular diseases | 40 | 2.5K | 102 | 102 |
| 427 | Industrial Engineering | 41 | 2.4K | 328 | 188 |
| 428 | Diagnostic microbiology | 39 | 2.4K | 188 | 227 |
| 429 | Speech | 76 | 2.4K | 72 | 86 |
| 430 | human development | 40 | 2.4K | 112 | 87 |
| 431 | Agricultural Ecology | 33 | 2.4K | 152 | 138 |
| 432 | Technological Innovations | 28 | 2.4K | 128 | 25 |
| 433 | Depression | 32 | 2.4K | 27 | 33 |
| 434 | Plants | 38 | 2.4K | 434 | 377 |
| 435 | food technology | 48 | 2.4K | 452 | 335 |
| 436 | Atmospheric Physics | 73 | 2.4K | 242 | 288 |
| 437 | Chronic diseases | 67 | 2.4K | 54 | 121 |
| 438 | catalytic activity | 45 | 2.3K | 38 | 34 |
| 439 | Autoimmunity | 42 | 2.3K | 76 | 82 |
| 440 | Entrepreneurship | 35 | 2.3K | 89 | 169 |
| 441 | Pediatric Neurology | 23 | 2.3K | 264 | 228 |
| 442 | Urban Economics | 41 | 2.3K | 27 | 29 |
| 443 | sustainability | 29 | 2.3K | 103 | 96 |
| 444 | Pharmacokinetics | 50 | 2.3K | 44 | 32 |
| 445 | Audiology | 59 | 2.3K | 97 | 80 |
| 446 | Cell death | 33 | 2.2K | 249 | 237 |
| 447 | Social Change | 46 | 2.2K | 39 | 84 |
| 448 | Journalism | 53 | 2.2K | 28 | 10 |
| 449 | Urbanization | 40 | 2.2K | 2 | 2 |
| 450 | Eating Disorders | 45 | 2.2K | 114 | 81 |
| 450 | Feeding and Eating Disorders | 45 | 2.2K | 106 | 79 |
| 452 | Cross-Cultural Studies | 37 | 2.1K | 33 | 16 |
| 453 | Wildlife conservation | 47 | 2.1K | 148 | 163 |
| 454 | Biogeochemical cycles | 17 | 2.1K | 117 | 92 |
| 455 | intergroup relations | 52 | 2.1K | 3 | 4 |
| 456 | Exercise | 64 | 2.1K | 122 | 96 |
| 457 | Neurolinguistics | 53 | 2.1K | 20 | 32 |
| 458 | Cell metabolism | 22 | 2.1K | 111 | 187 |
| 458 | sexual behavior | 50 | 2.1K | 54 | 53 |
| 460 | global environmental change | 37 | 2.1K | 86 | 102 |
| 461 | finance | 57 | 2.1K | 385 | 294 |
| 462 | Liposomes | 57 | 2.1K | 9 | 46 |
| 463 | Mass Spectrometry | 44 | 2.0K | 168 | 115 |
| 463 | alcoholism | 60 | 2.0K | 217 | 217 |
| 465 | Regional Economics | 44 | 2.0K | 11 | 9 |
| 466 | Yeast | 64 | 2.0K | 7 | 24 |
| 467 | Homeostasis | 16 | 2.0K | 106 | 186 |
| 468 | Radiology | 82 | 2.0K | 99 | 77 |
| 469 | Genetic therapy | 43 | 2.0K | 155 | 144 |
| 470 | Combinatorial chemistry | 38 | 2.0K | 86 | 99 |
| 471 | Aggression | 33 | 2.0K | 36 | 31 |
| 472 | Computer Vision | 23 | 2.0K | 297 | 194 |
| 473 | Intercultural Communication | 33 | 2.0K | 15 | 8 |
| 474 | Youth | 61 | 2.0K | 41 | 65 |
| 475 | biopolymers | 67 | 2.0K | 128 | 156 |
| 476 | environmental exposure | 27 | 1.9K | 427 | 176 |
| 477 | Cell survival | 14 | 1.9K | 20 | 4 |
| 477 | molecular chaperones | 14 | 1.9K | 25 | 4 |
| 479 | Water | 37 | 1.9K | 598 | 602 |
| 480 | Nanoparticles | 42 | 1.9K | 294 | 255 |
| 481 | Group decision making | 27 | 1.9K | 48 | 18 |
| 482 | visualization | 90 | 1.9K | 116 | 83 |
| 483 | Multivariate Analysis | 38 | 1.9K | 37 | 30 |
| 484 | Radioisotopes | 93 | 1.9K | 33 | 27 |
| 485 | plant molecular biology | 27 | 1.9K | 416 | 426 |
| 486 | Public Choice | 26 | 1.9K | 39 | 15 |
| 487 | Oxidation-reduction | 30 | 1.9K | 112 | 156 |
| 488 | drug addiction | 49 | 1.9K | 181 | 176 |
| 489 | Oncogenes | 28 | 1.9K | 276 | 299 |
| 490 | Orthopedics | 65 | 1.9K | 204 | 202 |
| 491 | feeding behavior | 45 | 1.9K | 73 | 76 |
| 492 | Appetite | 42 | 1.8K | 57 | 61 |
| 493 | Magnetic Materials | 66 | 1.8K | 150 | 185 |
| 493 | commerce | 48 | 1.8K | 137 | 220 |
| 495 | rare diseases | 54 | 1.8K | 24 | 42 |
| 496 | Organometallic compounds | 39 | 1.8K | 225 | 130 |
| 497 | Mental Health | 117 | 1.8K | 74 | 161 |
| 498 | Soft Condensed Matter | 57 | 1.8K | 155 | 157 |
| 499 | Computer Science | 75 | 1.8K | 115 | 97 |
| 500 | cloning | 23 | 1.8K | 107 | 103 |
| 501 | Fungi | 38 | 1.8K | 165 | 159 |
| 502 | Cardiovascular diseases | 64 | 1.8K | 220 | 233 |
| 503 | Gene expression regulation | 27 | 1.8K | 164 | 152 |
| 504 | ecosystem | 32 | 1.8K | 279 | 262 |
| 504 | computer networks | 48 | 1.8K | 447 | 354 |
| 506 | Bone diseases | 14 | 1.8K | 117 | 67 |
| 507 | Mycology | 37 | 1.7K | 309 | 247 |
| 508 | Immunopathology | 49 | 1.7K | 196 | 196 |
| 509 | Chemical industry | 13 | 1.7K | 534 | 55 |
| 509 | Post-traumatic stress disorder | 80 | 1.7K | 38 | 100 |
| 511 | Microscopy | 51 | 1.7K | 133 | 116 |
| 512 | Synthetic biology | 49 | 1.7K | 15 | 14 |
| 513 | Environmental Law | 54 | 1.7K | 93 | 226 |
| 514 | Signal Transduction | 26 | 1.7K | 341 | 296 |
| 515 | Engineering | 72 | 1.7K | 649 | 578 |
| 516 | Atmospheric Chemistry | 55 | 1.7K | 173 | 257 |
| 517 | Electrochemistry | 79 | 1.7K | 848 | 838 |
| 518 | biocatalysis | 12 | 1.7K | 30 | 74 |
| 518 | Homogeneous catalysis | 12 | 1.7K | 30 | 74 |
| 518 | Heterogeneous catalysis | 12 | 1.7K | 30 | 74 |
| 521 | Telecommunication | 32 | 1.7K | 728 | 491 |
| 522 | Emotions | 45 | 1.7K | 59 | 115 |
| 523 | Public Administration | 56 | 1.6K | 181 | 163 |
| 524 | Paleoclimatology | 20 | 1.6K | 382 | 203 |
| 525 | preventive medicine | 34 | 1.6K | 220 | 203 |
| 526 | Adolescent Psychology | 59 | 1.6K | 69 | 113 |
| 527 | Combustion | 22 | 1.6K | 380 | 202 |
| 528 | Lung Transplantation | 27 | 1.6K | 93 | 62 |
| 528 | Heart transplantation | 27 | 1.6K | 93 | 62 |
| 530 | Public opinion | 46 | 1.6K | 13 | 27 |
| 531 | Crystallography | 41 | 1.6K | 342 | 127 |
| 532 | pain | 54 | 1.6K | 189 | 277 |
| 533 | Muscles | 33 | 1.6K | 131 | 122 |
| 534 | Water pollution | 31 | 1.6K | 786 | 672 |
| 535 | Geriatric Psychiatry | 76 | 1.6K | 44 | 94 |
| 536 | Neuropsychiatry | 47 | 1.6K | 79 | 94 |
| 537 | Language Disorders | 72 | 1.5K | 93 | 104 |
| 538 | Second Language Acquisition | 16 | 1.5K | 19 | 15 |
| 539 | Land use | 34 | 1.5K | 130 | 106 |
| 540 | Parenteral nutrition | 43 | 1.5K | 128 | 200 |
| 541 | monitoring | 64 | 1.5K | 1 | 1 |
| 542 | Systems Biology | 62 | 1.5K | 133 | 186 |
| 543 | Information Technology | 35 | 1.5K | 442 | 404 |
| 544 | Information Theory | 39 | 1.5K | 260 | 229 |
| 545 | population geography | 68 | 1.5K | 1 | 14 |
| 546 | drug resistance | 38 | 1.5K | 36 | 37 |
| 547 | Electronics | 60 | 1.5K | 697 | 650 |
| 548 | Knowledge | 95 | 1.4K | 7 | 20 |
| 549 | Inflammation | 22 | 1.4K | 250 | 172 |
| 549 | Molecular Spectroscopy | 52 | 1.4K | 214 | 168 |
| 551 | Sexual health | 52 | 1.4K | 73 | 79 |
| 551 | Soil ecology | 23 | 1.4K | 152 | 101 |
| 553 | Inclusive Education | 5 | 1.4K | 90 | 4 |
| 553 | Integration | 5 | 1.4K | 88 | 4 |
| 555 | Multimedia Systems | 33 | 1.4K | 347 | 172 |
| 556 | Autoantibodies | 23 | 1.4K | 95 | 55 |
| 556 | atmospheric models | 38 | 1.4K | 110 | 153 |
| 556 | Autoimmune diseases | 23 | 1.4K | 110 | 67 |
| 559 | Biogeography | 23 | 1.4K | 277 | 264 |
| 560 | Enteral nutrition | 41 | 1.4K | 72 | 157 |
| 560 | China | 42 | 1.4K | 559 | 374 |
| 562 | sanitation | 25 | 1.4K | 428 | 510 |
| 562 | Fisheries | 18 | 1.4K | 529 | 248 |
| 564 | Personality Assessment | 40 | 1.4K | 58 | 103 |
| 565 | Logic | 71 | 1.4K | 4 | 8 |
| 565 | Computational Linguistics | 47 | 1.4K | 6 | 4 |
| 567 | Archaeology | 98 | 1.4K | 119 | 198 |
| 567 | Corporate governance | 28 | 1.4K | 19 | 22 |
| 569 | Child welfare | 80 | 1.4K | 65 | 117 |
| 570 | Hemodynamics | 25 | 1.4K | 154 | 167 |
| 571 | Proteomics | 28 | 1.3K | 173 | 175 |
| 572 | Hearing | 47 | 1.3K | 107 | 88 |
| 573 | foreign exchange | 24 | 1.3K | 19 | 22 |
| 574 | Trademarks | 6 | 1.3K | 20 | 1 |
| 575 | Social interaction | 19 | 1.3K | 52 | 20 |
| 576 | Bioinorganic chemistry | 47 | 1.3K | 240 | 222 |
| 577 | mathematical analysis | 77 | 1.3K | 402 | 325 |
| 578 | Pregnancy | 47 | 1.3K | 69 | 68 |
| 579 | Lipid bilayers | 31 | 1.3K | 39 | 79 |
| 580 | Classification | 29 | 1.3K | 13 | 39 |
| 581 | Cognitive Therapy | 40 | 1.3K | 55 | 60 |
| 582 | Anatomy | 37 | 1.3K | 465 | 434 |
| 583 | Robotics | 42 | 1.3K | 313 | 304 |
| 584 | Public Policy | 61 | 1.3K | 202 | 299 |
| 585 | Social work | 69 | 1.3K | 177 | 178 |
| 586 | Corporate Social Responsibility | 16 | 1.3K | 18 | 11 |
| 586 | environmental auditing | 16 | 1.3K | 18 | 11 |
| 588 | Behavioral Genetics | 27 | 1.3K | 29 | 32 |
| 589 | drug evaluation | 60 | 1.3K | 60 | 111 |
| 590 | Europa | 40 | 1.3K | 34 | 39 |
| 591 | Chromosomes | 29 | 1.3K | 152 | 148 |
| 592 | child abuse | 35 | 1.2K | 134 | 161 |
| 593 | Relationships | 22 | 1.2K | 11 | 9 |
| 594 | Organizational change | 29 | 1.2K | 54 | 58 |
| 595 | Strategic planning | 30 | 1.2K | 59 | 91 |
| 596 | Growth | 20 | 1.2K | 389 | 391 |
| 597 | Regionalism | 14 | 1.2K | 34 | 4 |
| 597 | Protein engineering | 23 | 1.2K | 24 | 23 |
| 599 | Long-Term Care | 43 | 1.2K | 44 | 93 |
| 599 | Long-term care facilities | 43 | 1.2K | 44 | 93 |
| 601 | Substance Abuse | 40 | 1.2K | 270 | 253 |
| 602 | Computational Complexity | 15 | 1.2K | 306 | 16 |
| 603 | Software Engineering | 59 | 1.2K | 89 | 177 |
| 604 | curriculum evaluation | 55 | 1.2K | 3 | 18 |
| 605 | Teratology | 24 | 1.2K | 37 | 36 |
| 606 | Ethics | 70 | 1.2K | 42 | 57 |
| 607 | Engineering Mathematics | 71 | 1.2K | 179 | 224 |
| 608 | Spine | 20 | 1.2K | 187 | 144 |
| 609 | Lipid metabolism | 24 | 1.2K | 41 | 52 |
| 609 | Antioxidants | 12 | 1.2K | 286 | 184 |
| 609 | Lipid | 24 | 1.2K | 43 | 54 |
| 612 | Randomized Controlled Trials | 68 | 1.2K | 78 | 80 |
| 613 | Fluorescence spectroscopy | 47 | 1.2K | 7 | 8 |
| 614 | Antibacterial agents | 26 | 1.2K | 69 | 67 |
| 615 | behavior modification | 12 | 1.2K | 171 | 103 |
| 616 | Nursing | 38 | 1.1K | 356 | 213 |
| 617 | risk factors | 31 | 1.1K | 105 | 106 |
| 618 | mutation | 17 | 1.1K | 131 | 86 |
| 619 | Pharmacognosy | 17 | 1.1K | 675 | 425 |
| 620 | Drug delivery devices | 18 | 1.1K | 11 | 12 |
| 621 | Financial Institutions | 23 | 1.1K | 14 | 18 |
| 622 | Pharmacogenetics | 43 | 1.1K | 96 | 176 |
| 623 | Chemical Oceanography | 22 | 1.1K | 70 | 81 |
| 623 | free radicals | 48 | 1.1K | 178 | 428 |
| 625 | amino acids | 21 | 1.1K | 63 | 38 |
| 626 | Breeding | 29 | 1.1K | 277 | 218 |
| 627 | Enzyme | 22 | 1.1K | 64 | 59 |
| 628 | Insects | 18 | 1.1K | 479 | 228 |
| 629 | children | 17 | 1.1K | 117 | 69 |
| 630 | Suicide | 21 | 1.1K | 104 | 62 |
| 631 | Elderly | 59 | 1.1K | 184 | 87 |
| 632 | Paleontology | 24 | 1.1K | 406 | 249 |
| 633 | Radiography | 15 | 1.1K | 262 | 248 |
| 633 | Formal Languages | 2 | 1.1K | 393 | 2 |
| 635 | Developmental Genetics | 9 | 1.1K | 233 | 193 |
| 635 | child behavior | 11 | 1.1K | 138 | 69 |
| 637 | Analytical Biochemistry | 28 | 1.0K | 356 | 314 |
| 638 | individual differences | 22 | 1.0K | 28 | 28 |
| 639 | Mental Health Services | 60 | 1.0K | 123 | 200 |
| 640 | International Relations | 58 | 1.0K | 132 | 160 |
| 641 | biofuels | 16 | 1.0K | 52 | 59 |
| 642 | Neural circuitry | 60 | 1.0K | 188 | 471 |
| 643 | Venture Capital | 8 | 1.0K | 112 | 158 |
| 643 | Information Science | 33 | 1.0K | 573 | 629 |
| 645 | Project Management | 13 | 1.0K | 85 | 78 |
| 645 | Socialization | 29 | 1.0K | 74 | 105 |
| 647 | Agricultural Chemistry | 37 | 999 | 449 | 560 |
| 647 | Microbial Biotechnology | 20 | 999 | 156 | 95 |
| 647 | Molecular cloning | 23 | 999 | 352 | 254 |
| 650 | Hormones | 42 | 998 | 213 | 334 |
| 651 | Molecular Pharmacology | 35 | 996 | 100 | 174 |
| 652 | Population Dynamics | 14 | 994 | 24 | 13 |
| 653 | Australia | 62 | 992 | 160 | 219 |
| 654 | Extreme environments | 17 | 986 | 17 | 12 |
| 655 | health planning | 47 | 985 | 319 | 341 |
| 656 | Applied Linguistics | 72 | 983 | 10 | 53 |
| 657 | Asia | 46 | 977 | 383 | 332 |
| 658 | Work | 15 | 976 | 72 | 30 |
| 659 | Urban Policy | 22 | 973 | 152 | 116 |
| 659 | Smoking | 29 | 973 | 162 | 174 |
| 661 | Job satisfaction | 14 | 966 | 12 | 20 |
| 661 | job stress | 14 | 966 | 12 | 20 |
| 663 | Conservation Biology | 24 | 962 | 264 | 286 |
| 664 | Performance | 13 | 958 | 79 | 46 |
| 665 | gastrointestinal tract | 18 | 951 | 42 | 54 |
| 666 | nuclear magnetic resonance | 43 | 948 | 207 | 211 |
| 667 | Paleoecology | 26 | 947 | 290 | 277 |
| 668 | Tribology | 10 | 945 | 586 | 197 |
| 668 | Recombinant DNA | 23 | 945 | 381 | 298 |
| 670 | Solar Energy | 18 | 938 | 563 | 453 |
| 671 | Genetic recombination | 22 | 937 | 352 | 267 |
| 672 | Parasitology | 39 | 934 | 491 | 493 |
| 673 | Environmental pollutants | 16 | 920 | 842 | 581 |
| 674 | cell interaction | 18 | 919 | 306 | 249 |
| 675 | Organometallic chemistry | 34 | 912 | 469 | 300 |
| 676 | Ecosystem management | 24 | 911 | 102 | 130 |
| 676 | Culture | 41 | 911 | 164 | 119 |
| 678 | Cerebellum | 13 | 908 | 66 | 52 |
| 678 | Cerebellar ataxia | 13 | 908 | 66 | 52 |
| 680 | Digital Media | 23 | 903 | 9 | 12 |
| 681 | pollutants | 13 | 901 | 766 | 492 |
| 682 | solar cells | 11 | 895 | 359 | 211 |
| 683 | Special Education | 26 | 893 | 166 | 117 |
| 684 | race relations | 33 | 891 | 66 | 67 |
| 685 | actuators | 17 | 887 | 892 | 693 |
| 685 | transducers | 17 | 887 | 892 | 693 |
| 687 | Online journalism | 21 | 885 | 7 | 12 |
| 688 | Sarcopenia | 17 | 879 | 49 | 79 |
| 689 | Methodology | 33 | 878 | 19 | 25 |
| 689 | energy development | 11 | 878 | 278 | 261 |
| 689 | death | 20 | 878 | 21 | 4 |
| 692 | Natural resources | 28 | 872 | 128 | 174 |
| 693 | Phonetics | 29 | 863 | 44 | 56 |
| 693 | Radiation | 30 | 863 | 531 | 410 |
| 695 | abnormalities | 18 | 861 | 22 | 19 |
| 696 | income | 35 | 855 | 1 | 14 |
| 696 | Wealth | 35 | 855 | 1 | 14 |
| 698 | School Psychology | 17 | 854 | 139 | 100 |
| 699 | Evolutionary economics | 11 | 853 | 35 | 15 |
| 700 | Bacteria | 24 | 852 | 43 | 90 |
| 701 | industrial relations | 36 | 848 | 140 | 128 |
| 702 | Housing | 16 | 842 | 108 | 74 |
| 703 | DNA methylation | 12 | 830 | 59 | 34 |
| 704 | solar power | 10 | 828 | 347 | 198 |
| 705 | Photography | 56 | 823 | 255 | 97 |
| 706 | Ethnic relations | 26 | 821 | 68 | 32 |
| 707 | Music | 21 | 820 | 189 | 92 |
| 708 | fertility | 26 | 815 | 248 | 313 |
| 709 | starch | 24 | 809 | 32 | 31 |
| 710 | Urban Areas | 31 | 808 | 5 | 14 |
| 711 | Ethnic Conflict | 23 | 804 | 25 | 23 |
| 711 | voice | 21 | 804 | 93 | 52 |
| 711 | forced migration | 23 | 804 | 25 | 23 |
| 711 | Biomass | 17 | 804 | 121 | 141 |
| 715 | Industrial Safety | 36 | 802 | 144 | 201 |
| 716 | Coral reef biology | 17 | 800 | 75 | 70 |
| 716 | Infertility | 25 | 800 | 229 | 297 |
| 718 | Coastal zone management | 32 | 799 | 55 | 80 |
| 719 | international cooperation | 19 | 798 | 131 | 116 |
| 720 | Health promotion | 16 | 794 | 364 | 243 |
| 720 | Familial diseases | 30 | 794 | 11 | 12 |
| 722 | Risk | 15 | 792 | 152 | 121 |
| 723 | viral genetics | 7 | 787 | 150 | 179 |
| 724 | Geographic information systems | 17 | 783 | 289 | 115 |
| 725 | Geochemistry | 19 | 780 | 770 | 700 |
| 726 | Neuroendocrinology | 5 | 779 | 59 | 49 |
| 727 | Criminology | 32 | 778 | 219 | 208 |
| 728 | Autism | 24 | 771 | 155 | 199 |
| 729 | Industrial Policy | 25 | 765 | 62 | 99 |
| 730 | Cheminformatics | 3 | 764 | 306 | 92 |
| 731 | software | 29 | 763 | 140 | 223 |
| 732 | Financial management | 11 | 762 | 156 | 113 |
| 733 | community development | 19 | 761 | 117 | 65 |
| 734 | Hemostasis | 36 | 759 | 91 | 121 |
| 735 | DNA polymerases | 12 | 757 | 135 | 219 |
| 736 | Women's health | 29 | 753 | 214 | 204 |
| 737 | sadness | 15 | 748 | 19 | 5 |
| 737 | antisocial personality disorder | 15 | 748 | 19 | 5 |
| 739 | Medical Ethics | 46 | 746 | 152 | 149 |
| 740 | European Union | 16 | 742 | 29 | 22 |
| 741 | Risk Management | 30 | 741 | 66 | 112 |
| 741 | Japan | 16 | 741 | 587 | 250 |
| 743 | Human-Computer Interaction | 37 | 737 | 197 | 350 |
| 744 | Biodegradation | 29 | 734 | 42 | 102 |
| 745 | Human Resources | 20 | 733 | 69 | 115 |
| 746 | Palliative Care | 29 | 729 | 150 | 138 |
| 747 | Marine Pollution | 12 | 728 | 533 | 386 |
| 748 | Carbon | 20 | 726 | 397 | 577 |
| 749 | Herbal medicine | 8 | 720 | 332 | 152 |
| 750 | Vaccination | 27 | 719 | 7 | 20 |
| 751 | Planets | 19 | 718 | 577 | 635 |
| 752 | Soil fertility | 9 | 711 | 122 | 88 |
| 752 | heredity | 39 | 711 | 58 | 97 |
| 754 | psychophysics | 27 | 704 | 34 | 38 |
| 755 | Language Acquisition | 22 | 697 | 26 | 23 |
| 756 | Orthopedic Surgery | 25 | 694 | 145 | 149 |
| 757 | Photochemistry | 33 | 693 | 326 | 460 |
| 758 | Neuromuscular diseases | 16 | 692 | 193 | 158 |
| 759 | Geriatric Pharmacology | 22 | 690 | 19 | 28 |
| 760 | Precision medicine | 25 | 689 | 22 | 24 |
| 760 | Water Microbiology | 27 | 689 | 16 | 46 |
| 760 | Sites | 23 | 689 | 119 | 172 |
| 760 | Fouling | 27 | 689 | 14 | 30 |
| 764 | Tropical Medicine | 32 | 688 | 326 | 360 |
| 765 | Radiation Oncology | 12 | 687 | 106 | 47 |
| 766 | Crystallization | 16 | 683 | 121 | 60 |
| 766 | school psychologists | 11 | 683 | 80 | 60 |
| 768 | European integration | 27 | 677 | 24 | 43 |
| 768 | European Economic Community | 27 | 677 | 24 | 43 |
| 770 | Structural Equation Modeling | 9 | 670 | 47 | 46 |
| 771 | immigration | 4 | 660 | 147 | 49 |
| 771 | migration policy | 4 | 660 | 165 | 48 |
| 771 | Asylum seeker | 4 | 660 | 122 | 48 |
| 774 | Food additives | 19 | 651 | 291 | 368 |
| 775 | Disability Law | 21 | 650 | 7 | 8 |
| 775 | reasoning | 42 | 650 | 11 | 36 |
| 777 | Cosmology | 17 | 646 | 193 | 183 |
| 778 | California | 11 | 642 | 162 | 80 |
| 779 | planning | 29 | 638 | 76 | 89 |
| 780 | Electrical Engineering | 137 | 635 | 302 | 752 |
| 781 | Political Sociology | 30 | 631 | 53 | 109 |
| 782 | Nutrition physiology | 13 | 630 | 234 | 203 |
| 782 | nuclear astrophysics | 13 | 630 | 182 | 142 |
| 782 | Demographic research | 16 | 630 | 26 | 46 |
| 785 | polar regions | 32 | 628 | 85 | 126 |
| 786 | Urban Planning | 11 | 627 | 117 | 74 |
| 786 | Bioethics | 35 | 627 | 157 | 138 |
| 786 | health services | 19 | 627 | 289 | 220 |
| 789 | dietary supplements | 14 | 622 | 225 | 165 |
| 790 | animals | 27 | 621 | 253 | 218 |
| 791 | Probability | 19 | 619 | 136 | 127 |
| 792 | pain management | 24 | 618 | 108 | 128 |
| 792 | Biometrics | 30 | 618 | 256 | 290 |
| 794 | Morphology | 13 | 617 | 336 | 160 |
| 795 | Biosensors | 18 | 615 | 421 | 631 |
| 796 | environmental indicators | 18 | 614 | 301 | 369 |
| 797 | Electrophysiology | 28 | 611 | 219 | 213 |
| 797 | Phylogeny | 16 | 611 | 268 | 335 |
| 799 | Greenhouse gases | 19 | 604 | 57 | 91 |
| 800 | Logistics | 15 | 601 | 141 | 159 |
| 801 | peace | 26 | 598 | 88 | 151 |
| 802 | blood transfusion | 33 | 593 | 109 | 139 |
| 802 | Personality Disorders | 8 | 593 | 117 | 67 |
| 802 | Hippocampus | 13 | 593 | 80 | 114 |
| 805 | Intelligent Transportation Systems | 12 | 588 | 468 | 416 |
| 806 | Physical fitness | 19 | 587 | 291 | 322 |
| 807 | Information Systems | 33 | 586 | 198 | 347 |
| 807 | Magnetic Resonance Spectroscopy | 27 | 586 | 329 | 317 |
| 809 | Histochemistry | 30 | 585 | 187 | 272 |
| 810 | Restoration Ecology | 22 | 584 | 56 | 100 |
| 811 | Genetic translocation | 10 | 583 | 48 | 34 |
| 811 | plasmids | 10 | 583 | 48 | 34 |
| 813 | Infection control | 24 | 579 | 16 | 36 |
| 814 | histological techniques | 15 | 577 | 223 | 266 |
| 815 | Differential Equations | 24 | 575 | 281 | 249 |
| 815 | health services accessibility | 25 | 575 | 196 | 224 |
| 817 | Aquatic ecology | 17 | 574 | 253 | 200 |
| 818 | Intelligence | 14 | 567 | 63 | 85 |
| 819 | Alzheimer's disease | 52 | 566 | 242 | 342 |
| 820 | Anthropology | 28 | 565 | 439 | 387 |
| 821 | prostaglandins | 19 | 563 | 107 | 94 |
| 822 | Petroleum Engineering | 6 | 560 | 436 | 166 |
| 822 | Africa | 36 | 560 | 234 | 239 |
| 824 | international trade | 22 | 557 | 94 | 166 |
| 825 | Plastics | 28 | 552 | 396 | 454 |
| 826 | consumer behavior | 14 | 551 | 136 | 189 |
| 827 | Social History | 21 | 548 | 109 | 38 |
| 828 | Biomolecules | 24 | 541 | 38 | 156 |
| 829 | Reproductive health | 27 | 540 | 121 | 179 |
| 830 | Synapses | 11 | 536 | 77 | 70 |
| 831 | Forest Ecology | 13 | 535 | 416 | 396 |
| 831 | Forest Management | 13 | 535 | 398 | 356 |
| 833 | Recycling | 15 | 522 | 149 | 316 |
| 834 | Urology | 22 | 521 | 506 | 552 |
| 834 | Neuropharmacology | 10 | 521 | 248 | 165 |
| 836 | Law | 47 | 520 | 181 | 177 |
| 837 | Amyloidosis | 17 | 514 | 24 | 27 |
| 838 | Fluid Mechanics | 14 | 513 | 675 | 515 |
| 839 | freshwater biology | 12 | 512 | 346 | 280 |
| 840 | Food preferences | 12 | 511 | 128 | 115 |
| 840 | educational planning | 10 | 511 | 143 | 108 |
| 842 | Agricultural systems | 11 | 510 | 102 | 107 |
| 843 | Communication in medicine | 12 | 509 | 205 | 151 |
| 843 | Antigens | 26 | 509 | 163 | 249 |
| 845 | local government | 12 | 504 | 104 | 72 |
| 846 | Immunochemistry | 15 | 498 | 299 | 260 |
| 847 | Systems Engineering | 17 | 497 | 823 | 748 |
| 848 | Thorax | 12 | 496 | 155 | 149 |
| 849 | Cognitive Psychology | 36 | 491 | 13 | 62 |
| 849 | Steroids | 30 | 491 | 187 | 302 |
| 851 | educational statistics | 11 | 490 | 24 | 31 |
| 852 | Paleobotany | 17 | 489 | 20 | 36 |
| 852 | Vegetation dynamics | 17 | 489 | 20 | 36 |
| 854 | Radiation effects | 11 | 488 | 205 | 192 |
| 855 | Numerical Analysis | 33 | 487 | 647 | 703 |
| 856 | Otolaryngology | 20 | 486 | 140 | 158 |
| 857 | Humanities | 29 | 483 | 258 | 234 |
| 857 | internet | 20 | 483 | 477 | 579 |
| 859 | Geomorphology | 18 | 482 | 514 | 652 |
| 860 | Disability Studies | 7 | 480 | 104 | 15 |
| 860 | Composite Materials | 14 | 480 | 1265 | 1303 |
| 862 | organizational effectiveness | 15 | 477 | 75 | 75 |
| 863 | Electromagnetism | 24 | 475 | 269 | 300 |
| 864 | Law and Economics | 21 | 470 | 41 | 28 |
| 865 | Online social networks | 22 | 468 | 14 | 32 |
| 866 | Organizational Sociology | 6 | 464 | 215 | 92 |
| 867 | Plant tissue culture | 14 | 462 | 202 | 184 |
| 868 | Artificial Organs | 35 | 461 | 85 | 137 |
| 869 | Computer-Aided Design | 22 | 460 | 311 | 374 |
| 870 | Industrial Organization | 14 | 456 | 69 | 84 |
| 870 | epilepsy | 16 | 456 | 301 | 284 |
| 870 | Immunopharmacology | 9 | 456 | 523 | 342 |
| 873 | Informatics | 30 | 454 | 90 | 280 |
| 874 | economic conditions | 16 | 453 | 135 | 181 |
| 875 | Plant cell culture | 9 | 451 | 270 | 188 |
| 876 | Hearing Aids | 12 | 448 | 69 | 37 |
| 877 | Multilingualism | 15 | 447 | 37 | 36 |
| 878 | Developmental Immunology | 8 | 446 | 282 | 206 |
| 878 | Product life cycle | 5 | 446 | 177 | 103 |
| 878 | green products | 5 | 446 | 159 | 99 |
| 881 | Family | 25 | 440 | 251 | 315 |
| 881 | Quantum theory | 23 | 440 | 284 | 317 |
| 883 | Criminal psychology | 22 | 439 | 218 | 283 |
| 883 | Developed countries | 10 | 439 | 64 | 72 |
| 885 | Semantics | 10 | 438 | 49 | 36 |
| 886 | traffic safety | 13 | 436 | 57 | 34 |
| 887 | Asthma | 18 | 435 | 132 | 135 |
| 888 | Family Therapy | 13 | 434 | 296 | 210 |
| 889 | mental health promotion | 18 | 433 | 20 | 30 |
| 889 | Consciousness | 14 | 433 | 134 | 149 |
| 891 | Nutritional support | 3 | 432 | 160 | 59 |
| 892 | Nonlinear systems | 29 | 431 | 78 | 153 |
| 893 | probabilities | 47 | 430 | 252 | 365 |
| 894 | Macroeconomics | 9 | 426 | 145 | 65 |
| 894 | War and Society | 7 | 426 | 114 | 108 |
| 896 | glycoproteins | 10 | 425 | 173 | 176 |
| 896 | Glycoconjugates | 10 | 425 | 173 | 176 |
| 896 | Antibodies | 24 | 425 | 113 | 205 |
| 896 | glycolipids | 10 | 425 | 173 | 176 |
| 900 | warfare | 8 | 424 | 131 | 119 |
| 901 | Quantitative Research | 18 | 421 | 53 | 104 |
| 901 | Marine resources | 14 | 421 | 190 | 187 |
| 901 | X-ray crystallography | 27 | 421 | 97 | 111 |
| 904 | Semiconductors | 23 | 420 | 660 | 677 |
| 905 | Political Psychology | 13 | 417 | 117 | 156 |
| 906 | Adhesion | 10 | 415 | 245 | 122 |
| 906 | Mechanics | 15 | 415 | 501 | 383 |
| 906 | adhesives | 10 | 415 | 262 | 123 |
| 909 | supercritical fluids | 7 | 413 | 230 | 156 |
| 910 | Pharmacogenomics | 14 | 410 | 42 | 77 |
| 910 | Eastern Europe | 30 | 410 | 83 | 90 |
| 910 | hydrocolloids | 11 | 410 | 262 | 378 |
| 913 | Operator theory | 30 | 409 | 22 | 19 |
| 913 | Immunogenetics | 8 | 409 | 320 | 197 |
| 913 | Cell communication | 3 | 409 | 537 | 250 |
| 916 | Economic Thought | 14 | 408 | 71 | 178 |
| 917 | Liquid Crystals | 17 | 403 | 313 | 154 |
| 917 | Feminist theory | 14 | 403 | 37 | 29 |
| 919 | Animal welfare | 7 | 402 | 104 | 60 |
| 920 | Bilingualism | 11 | 401 | 22 | 29 |
| 921 | Evolutionary Psychology | 21 | 399 | 7 | 20 |
| 921 | technology transfer | 4 | 399 | 177 | 78 |
| 921 | Carbohydrates | 8 | 399 | 203 | 162 |
| 924 | Genetic epidemiology | 11 | 397 | 102 | 86 |
| 924 | Cosmochemistry | 7 | 397 | 534 | 405 |
| 924 | role | 14 | 397 | 120 | 220 |
| 927 | Cardiac electrophysiology | 12 | 395 | 84 | 97 |
| 927 | arrhythmia | 12 | 395 | 84 | 97 |
| 929 | Hemophilia | 25 | 394 | 84 | 107 |
| 929 | nuclear magnetic resonance spectroscopy | 18 | 394 | 215 | 222 |
| 929 | mental processes | 21 | 394 | 60 | 81 |
| 932 | Hydrology | 19 | 393 | 878 | 1021 |
| 932 | India | 12 | 393 | 498 | 134 |
| 934 | Radiopharmaceuticals | 42 | 392 | 12 | 24 |
| 935 | Meteorites | 10 | 391 | 491 | 553 |
| 936 | Production Engineering | 14 | 390 | 840 | 679 |
| 937 | child mental health | 10 | 389 | 197 | 132 |
| 938 | Investments | 6 | 386 | 270 | 61 |
| 939 | Paleogeography | 3 | 385 | 901 | 464 |
| 939 | Biotransformation | 16 | 385 | 10 | 7 |
| 941 | Organic Geochemistry | 6 | 383 | 219 | 180 |
| 941 | eugenics | 19 | 383 | 100 | 156 |
| 943 | Political Parties | 11 | 382 | 62 | 62 |
| 944 | Diplomatic relations | 19 | 381 | 168 | 73 |
| 945 | pharmaceutical industry | 16 | 379 | 108 | 119 |
| 946 | Higher Education | 20 | 372 | 128 | 173 |
| 947 | Memory disorders | 20 | 369 | 24 | 88 |
| 948 | Metacognition | 2 | 366 | 85 | 26 |
| 949 | mass transfer | 8 | 363 | 1089 | 871 |
| 950 | Global Health | 21 | 360 | 218 | 258 |
| 950 | Community Psychology | 20 | 360 | 135 | 276 |
| 952 | Production Planning | 17 | 359 | 34 | 105 |
| 952 | Production Control | 17 | 359 | 34 | 105 |
| 954 | Pharmacy management | 17 | 358 | 65 | 59 |
| 955 | Industrial Ecology | 10 | 357 | 46 | 91 |
| 955 | X-rays | 20 | 357 | 87 | 89 |
| 957 | Superconductors | 21 | 356 | 311 | 261 |
| 958 | Travel | 11 | 354 | 277 | 214 |
| 959 | motivation | 13 | 351 | 101 | 162 |
| 960 | Contraception | 12 | 350 | 217 | 213 |
| 960 | Wildlife management | 12 | 350 | 212 | 172 |
| 962 | Cognitive Behavioral Therapy | 7 | 349 | 73 | 46 |
| 963 | Neurogenetics | 13 | 346 | 58 | 68 |
| 964 | Comparative Psychology | 6 | 343 | 58 | 68 |
| 964 | Hematopoietic stem cell transplantation | 10 | 343 | 146 | 189 |
| 964 | mathematical concepts | 10 | 343 | 143 | 72 |
| 967 | Telecommunication Systems | 6 | 342 | 1157 | 549 |
| 967 | Luminescence | 25 | 342 | 304 | 418 |
| 969 | Industrial Sociology | 9 | 340 | 75 | 78 |
| 969 | Classroom Environment | 11 | 340 | 5 | 11 |
| 971 | ecotourism | 10 | 339 | 65 | 65 |
| 971 | RNA | 4 | 339 | 403 | 285 |
| 973 | Public Relations | 5 | 336 | 306 | 125 |
| 973 | Emergency Medicine | 25 | 336 | 340 | 404 |
| 973 | Happiness | 14 | 336 | 58 | 154 |
| 973 | Social policy | 27 | 336 | 205 | 326 |
| 977 | Emotion | 12 | 335 | 47 | 123 |
| 977 | civil service | 10 | 335 | 149 | 153 |
| 979 | consumers | 10 | 334 | 118 | 143 |
| 980 | Ecological Engineering | 14 | 330 | 139 | 311 |
| 981 | Chemical Ecology | 5 | 329 | 387 | 264 |
| 981 | Discourse Analysis | 26 | 329 | 29 | 125 |
| 981 | pheromones | 5 | 329 | 343 | 240 |
| 984 | cultural policy | 20 | 327 | 41 | 41 |
| 985 | Emulsions | 4 | 324 | 293 | 45 |
| 986 | Mass Media | 30 | 322 | 108 | 140 |
| 987 | Educational Sociology | 13 | 321 | 90 | 92 |
| 988 | Quality Control | 14 | 320 | 589 | 747 |
| 988 | Crystal growth | 11 | 320 | 482 | 439 |
| 990 | Microbial Metabolism | 9 | 319 | 31 | 56 |
| 991 | Brain damage | 9 | 318 | 164 | 151 |
| 992 | taxation | 5 | 316 | 132 | 51 |
| 993 | Forensic Psychiatry | 24 | 315 | 110 | 178 |
| 994 | homosexuality | 6 | 314 | 238 | 138 |
| 995 | Mechanical Engineering | 8 | 313 | 1551 | 892 |
| 995 | Nitric oxide | 7 | 313 | 78 | 80 |
| 995 | Isotopes | 11 | 313 | 12 | 8 |
| 998 | Securities | 9 | 312 | 75 | 105 |
| 998 | family violence | 9 | 312 | 206 | 199 |
| 1000 | Geometry | 18 | 310 | 447 | 282 |