| 1 | Science | 1,027 | 102.0K | 311 | 275 |
| 2 | Physics | 1,409 | 100.5K | 295 | 296 |
| 3 | Biology | 1,265 | 89.1K | 238 | 294 |
| 4 | Biochemistry | 1,460 | 70.0K | 248 | 216 |
| 5 | Chemistry | 916 | 66.1K | 442 | 304 |
| 6 | Molecular Biology | 753 | 53.9K | 333 | 268 |
| 7 | Ecology | 873 | 53.7K | 142 | 151 |
| 8 | United States | 1,776 | 48.1K | 48 | 51 |
| 9 | Microbiology | 717 | 43.3K | 216 | 217 |
| 10 | Environment | 444 | 40.0K | 158 | 110 |
| 11 | Natural history | 220 | 39.6K | 261 | 329 |
| 12 | management | 244 | 38.7K | 131 | 45 |
| 13 | Botany | 607 | 37.1K | 105 | 85 |
| 14 | Biotechnology | 368 | 31.8K | 249 | 163 |
| 15 | Materials | 519 | 31.3K | 358 | 258 |
| 16 | Nanotechnology | 447 | 29.4K | 253 | 206 |
| 17 | Psychology | 729 | 27.4K | 108 | 133 |
| 18 | Nuclear Physics | 747 | 27.3K | 271 | 256 |
| 19 | Medicine | 685 | 26.4K | 456 | 549 |
| 20 | Virology | 484 | 25.3K | 95 | 199 |
| 21 | Condensed Matter | 563 | 22.3K | 188 | 168 |
| 22 | Pollution | 431 | 21.8K | 178 | 222 |
| 23 | Bioengineering | 232 | 21.4K | 244 | 166 |
| 24 | Plant cells | 162 | 20.4K | 71 | 70 |
| 25 | Genetics | 356 | 20.3K | 173 | 242 |
| 26 | Research | 529 | 20.1K | 427 | 403 |
| 27 | Leadership | 73 | 19.7K | 6 | 2 |
| 28 | Solid State Physics | 520 | 18.7K | 221 | 199 |
| 29 | Cell Biology | 205 | 17.1K | 376 | 394 |
| 30 | Plants | 187 | 16.5K | 77 | 66 |
| 31 | plant molecular biology | 187 | 16.1K | 57 | 67 |
| 32 | Educational Psychology | 308 | 16.1K | 9 | 7 |
| 33 | Biomass Energy | 126 | 16.1K | 126 | 43 |
| 34 | Sociology | 280 | 15.9K | 96 | 63 |
| 35 | Child psychology | 275 | 14.9K | 56 | 64 |
| 36 | Materials Science | 397 | 14.6K | 249 | 280 |
| 37 | Plant physiology | 146 | 14.6K | 121 | 65 |
| 38 | Soil Science | 290 | 13.4K | 36 | 34 |
| 39 | Behavior | 283 | 13.3K | 146 | 152 |
| 40 | Entomology | 522 | 13.2K | 32 | 30 |
| 41 | Cytology | 183 | 13.0K | 462 | 488 |
| 42 | Microbial Ecology | 176 | 12.7K | 109 | 130 |
| 43 | Agronomy | 374 | 12.5K | 11 | 12 |
| 44 | nanoscience | 182 | 12.5K | 199 | 172 |
| 45 | Statistical physics | 426 | 12.4K | 155 | 159 |
| 46 | Meteorology | 232 | 12.1K | 143 | 139 |
| 47 | Nutrition | 365 | 12.1K | 144 | 201 |
| 48 | Genomics | 251 | 12.0K | 109 | 100 |
| 49 | Communication | 280 | 11.7K | 37 | 36 |
| 50 | Biophysics | 353 | 11.6K | 404 | 400 |
| 51 | Climatology | 152 | 11.1K | 132 | 89 |
| 52 | Telecommunication | 126 | 10.9K | 261 | 135 |
| 53 | Child Development | 209 | 10.7K | 89 | 93 |
| 54 | viruses | 184 | 10.7K | 88 | 108 |
| 55 | Geophysics | 163 | 10.6K | 466 | 305 |
| 56 | Water | 140 | 10.6K | 181 | 131 |
| 57 | Hydrology | 255 | 10.3K | 67 | 81 |
| 58 | Spectrum analysis | 163 | 10.2K | 496 | 417 |
| 59 | biological evolution | 137 | 10.1K | 165 | 174 |
| 60 | Catalysis | 156 | 10.0K | 475 | 336 |
| 61 | Toxicology | 220 | 9.8K | 334 | 256 |
| 62 | Chemical Engineering | 149 | 9.7K | 643 | 397 |
| 63 | Geography | 205 | 9.6K | 89 | 61 |
| 64 | Optics | 401 | 9.6K | 250 | 212 |
| 65 | Education | 500 | 9.6K | 72 | 115 |
| 66 | miniaturization | 97 | 9.5K | 184 | 136 |
| 67 | Environmental Health | 225 | 9.4K | 357 | 396 |
| 68 | Mathematics | 670 | 9.3K | 194 | 206 |
| 69 | Microelectronics | 90 | 9.3K | 226 | 125 |
| 70 | Biocompatible Materials | 167 | 9.2K | 412 | 391 |
| 71 | environmental pollution | 295 | 9.2K | 155 | 249 |
| 72 | Food | 200 | 9.0K | 106 | 87 |
| 73 | Animal Behavior | 205 | 9.0K | 104 | 130 |
| 74 | Environmental Engineering | 240 | 8.9K | 138 | 240 |
| 75 | Technology | 187 | 8.8K | 263 | 136 |
| 76 | Biodiversity conservation | 67 | 8.8K | 219 | 141 |
| 77 | Adolescent | 208 | 8.7K | 93 | 51 |
| 78 | Business | 98 | 8.4K | 133 | 110 |
| 79 | Climate change | 51 | 8.4K | 144 | 110 |
| 79 | Eutrophication | 51 | 8.4K | 136 | 110 |
| 81 | Energy Conversion | 23 | 8.1K | 425 | 124 |
| 82 | Plant diseases | 242 | 8.0K | 62 | 62 |
| 83 | Psychiatry | 266 | 8.0K | 284 | 418 |
| 84 | Evolution | 105 | 7.8K | 178 | 171 |
| 85 | Agriculture | 268 | 7.8K | 51 | 63 |
| 86 | Planets | 63 | 7.7K | 334 | 162 |
| 87 | Bacteriology | 110 | 7.6K | 178 | 162 |
| 88 | Vocational guidance | 171 | 7.6K | 29 | 28 |
| 89 | Human genetics | 33 | 7.6K | 677 | 578 |
| 90 | Analytical Chemistry | 186 | 7.6K | 435 | 355 |
| 91 | Social Sciences | 269 | 7.5K | 97 | 99 |
| 92 | Astrophysics | 102 | 7.5K | 710 | 623 |
| 93 | Environmental Policy | 82 | 7.5K | 375 | 205 |
| 94 | Social Psychology | 193 | 7.5K | 117 | 172 |
| 95 | Renewable Energy Sources | 36 | 7.4K | 581 | 202 |
| 96 | Environmental Chemistry | 60 | 7.4K | 230 | 151 |
| 97 | adolescence | 118 | 7.3K | 39 | 22 |
| 98 | Ethology | 167 | 7.2K | 86 | 122 |
| 99 | Nanostructured Materials | 166 | 7.1K | 275 | 263 |
| 100 | Psychophysiology | 211 | 7.0K | 216 | 300 |
| 101 | Neurology | 153 | 7.0K | 784 | 805 |
| 102 | Special Education | 193 | 6.6K | 16 | 18 |
| 103 | School Psychology | 166 | 6.5K | 9 | 8 |
| 104 | Biochemical Engineering | 77 | 6.4K | 554 | 458 |
| 105 | Public Health | 120 | 6.4K | 655 | 476 |
| 106 | soil microbiology | 80 | 6.3K | 130 | 110 |
| 107 | Family | 200 | 6.3K | 21 | 25 |
| 108 | Agricultural Chemistry | 192 | 6.2K | 97 | 107 |
| 109 | Light | 40 | 6.2K | 130 | 74 |
| 110 | Immunology | 132 | 6.2K | 438 | 476 |
| 111 | human behavior | 108 | 6.0K | 229 | 242 |
| 111 | violence | 154 | 6.0K | 13 | 15 |
| 113 | Biomedical Engineering | 272 | 6.0K | 267 | 442 |
| 114 | Photonics | 44 | 5.9K | 465 | 183 |
| 115 | marketing | 112 | 5.8K | 108 | 159 |
| 116 | Physiology | 212 | 5.7K | 350 | 462 |
| 117 | Metallurgy | 131 | 5.7K | 225 | 191 |
| 118 | counseling | 149 | 5.6K | 62 | 48 |
| 119 | Information Technology | 43 | 5.6K | 357 | 76 |
| 120 | families | 166 | 5.5K | 16 | 15 |
| 121 | water supply | 94 | 5.5K | 68 | 62 |
| 122 | Breeding | 123 | 5.5K | 61 | 54 |
| 123 | arthritis | 34 | 5.4K | 284 | 123 |
| 124 | nucleic acids | 71 | 5.3K | 252 | 279 |
| 125 | Geology | 138 | 5.2K | 358 | 309 |
| 126 | Medical Microbiology | 57 | 5.2K | 404 | 240 |
| 127 | Polymers | 173 | 5.2K | 572 | 533 |
| 128 | Water quality management | 84 | 5.1K | 99 | 22 |
| 129 | Earth Sciences | 113 | 5.0K | 340 | 291 |
| 130 | Developmental Psychology | 86 | 4.9K | 79 | 78 |
| 131 | Agricultural Ecology | 108 | 4.9K | 31 | 55 |
| 132 | gene mapping | 67 | 4.9K | 238 | 190 |
| 133 | Signal Transduction | 44 | 4.9K | 212 | 83 |
| 134 | food technology | 154 | 4.9K | 146 | 148 |
| 135 | Software Engineering | 70 | 4.8K | 69 | 29 |
| 136 | Wireless Communication Systems | 112 | 4.8K | 236 | 171 |
| 137 | Clinical Psychology | 107 | 4.8K | 99 | 128 |
| 138 | Molecular evolution | 87 | 4.8K | 100 | 130 |
| 139 | Chromosome mapping | 63 | 4.7K | 213 | 125 |
| 140 | Pharmacology | 162 | 4.6K | 696 | 747 |
| 141 | Antioxidants | 31 | 4.6K | 74 | 26 |
| 142 | Metals | 97 | 4.6K | 262 | 217 |
| 143 | Optical materials | 94 | 4.5K | 331 | 318 |
| 144 | Insects | 107 | 4.5K | 60 | 42 |
| 145 | Oxidation-reduction | 32 | 4.5K | 111 | 40 |
| 146 | Diet | 117 | 4.5K | 175 | 260 |
| 147 | Human Capital | 16 | 4.5K | 31 | 1 |
| 148 | Criminal psychology | 121 | 4.5K | 24 | 28 |
| 149 | organizational effectiveness | 14 | 4.5K | 80 | 1 |
| 150 | Organizational learning | 12 | 4.4K | 61 | 2 |
| 151 | Autoantibodies | 4 | 4.4K | 506 | 14 |
| 151 | Autoimmunity | 4 | 4.4K | 665 | 30 |
| 151 | Autoimmune diseases | 4 | 4.4K | 556 | 16 |
| 154 | Cancer | 72 | 4.4K | 692 | 592 |
| 155 | Economics | 186 | 4.2K | 381 | 413 |
| 156 | Paleoclimatology | 86 | 4.2K | 70 | 51 |
| 157 | Engineering | 196 | 4.1K | 225 | 231 |
| 158 | Food Microbiology | 78 | 4.1K | 76 | 73 |
| 159 | computer networks | 131 | 4.1K | 154 | 149 |
| 160 | Immunity | 47 | 4.0K | 433 | 474 |
| 161 | Environmental monitoring | 100 | 4.0K | 393 | 427 |
| 162 | Water pollution | 110 | 4.0K | 251 | 333 |
| 163 | environmental protection | 77 | 3.9K | 405 | 311 |
| 164 | Plant Ecology | 58 | 3.9K | 248 | 182 |
| 165 | Environmental Management | 89 | 3.8K | 262 | 280 |
| 166 | Magnetic Materials | 75 | 3.8K | 151 | 81 |
| 167 | commerce | 23 | 3.8K | 367 | 120 |
| 168 | Youth | 61 | 3.7K | 44 | 29 |
| 169 | Pediatrics | 84 | 3.7K | 334 | 337 |
| 170 | plant communities | 41 | 3.7K | 177 | 106 |
| 171 | Hospitals | 11 | 3.6K | 173 | 12 |
| 172 | Host-parasite interactions | 43 | 3.6K | 213 | 215 |
| 173 | Geriatrics | 80 | 3.6K | 421 | 312 |
| 174 | Soil biology | 44 | 3.6K | 143 | 120 |
| 175 | Plant genetic engineering | 61 | 3.6K | 76 | 61 |
| 176 | energy development | 4 | 3.5K | 735 | 75 |
| 177 | energy conservation | 38 | 3.5K | 394 | 267 |
| 178 | Growth | 38 | 3.5K | 243 | 232 |
| 179 | Computational Biology | 91 | 3.5K | 253 | 363 |
| 180 | Organic Chemistry | 98 | 3.4K | 443 | 373 |
| 181 | Rheumatology | 14 | 3.4K | 520 | 129 |
| 182 | Teaching | 132 | 3.4K | 72 | 103 |
| 183 | Speech Disorders | 156 | 3.4K | 53 | 83 |
| 183 | child abuse | 73 | 3.4K | 64 | 60 |
| 185 | school psychologists | 62 | 3.4K | 10 | 6 |
| 186 | Colloids | 85 | 3.3K | 693 | 633 |
| 187 | Child | 86 | 3.3K | 284 | 211 |
| 188 | organization | 41 | 3.3K | 99 | 125 |
| 189 | Industrial Microbiology | 44 | 3.3K | 279 | 157 |
| 190 | Parasitology | 161 | 3.3K | 94 | 155 |
| 191 | Mental Disorders | 84 | 3.3K | 381 | 498 |
| 192 | Statistics | 166 | 3.2K | 193 | 273 |
| 193 | Energy Policy | 23 | 3.2K | 941 | 355 |
| 194 | Reproduction | 151 | 3.2K | 155 | 262 |
| 195 | Groundwater | 97 | 3.2K | 14 | 17 |
| 196 | fuel cells | 17 | 3.2K | 526 | 198 |
| 197 | Remote Sensing | 81 | 3.2K | 86 | 29 |
| 198 | Molecular Genetics | 72 | 3.2K | 219 | 275 |
| 199 | Genetic engineering | 58 | 3.2K | 283 | 245 |
| 200 | Counseling Psychology | 34 | 3.1K | 26 | 12 |
| 201 | Molecules | 89 | 3.1K | 126 | 114 |
| 201 | Radio | 160 | 3.1K | 88 | 242 |
| 203 | Archaeology | 136 | 3.1K | 70 | 99 |
| 204 | psychotherapy | 52 | 3.1K | 210 | 178 |
| 205 | Bioinformatics | 89 | 3.1K | 196 | 311 |
| 206 | Fracture mechanics | 51 | 3.1K | 247 | 94 |
| 207 | Neurochemistry | 64 | 3.0K | 452 | 395 |
| 208 | Agricultural Science | 72 | 3.0K | 11 | 18 |
| 209 | Electromagnetism | 45 | 3.0K | 126 | 27 |
| 210 | Paleoecology | 62 | 3.0K | 98 | 67 |
| 210 | Paleogeography | 62 | 3.0K | 74 | 56 |
| 212 | Sports | 159 | 3.0K | 98 | 204 |
| 213 | proteins | 94 | 2.9K | 181 | 237 |
| 214 | Aggression | 43 | 2.9K | 19 | 14 |
| 214 | Perception | 63 | 2.9K | 315 | 223 |
| 216 | Surface Chemistry | 87 | 2.9K | 683 | 650 |
| 217 | polymerization | 103 | 2.9K | 682 | 648 |
| 218 | Genes | 61 | 2.9K | 76 | 48 |
| 219 | Microorganisms | 14 | 2.9K | 386 | 132 |
| 220 | Analytical Biochemistry | 76 | 2.8K | 109 | 120 |
| 221 | Building Materials | 69 | 2.8K | 211 | 217 |
| 222 | Electrophoresis | 74 | 2.8K | 118 | 79 |
| 223 | Nonverbal Communication | 81 | 2.8K | 3 | 4 |
| 224 | Biodiversity | 50 | 2.8K | 333 | 283 |
| 225 | Political Science | 92 | 2.8K | 188 | 154 |
| 226 | Parasitic Diseases | 127 | 2.8K | 86 | 176 |
| 227 | Plant Biotechnology | 41 | 2.8K | 83 | 39 |
| 228 | Social behavior | 62 | 2.8K | 117 | 138 |
| 229 | Power Electronics | 36 | 2.8K | 243 | 164 |
| 230 | Manufacturing Processes | 67 | 2.8K | 326 | 219 |
| 231 | Intellectual disability | 49 | 2.8K | 109 | 54 |
| 232 | Soil ecology | 23 | 2.7K | 145 | 36 |
| 233 | Transportation | 231 | 2.7K | 57 | 185 |
| 234 | Electronics | 101 | 2.7K | 548 | 500 |
| 235 | Endocrinology | 64 | 2.7K | 631 | 721 |
| 236 | baking | 90 | 2.7K | 8 | 10 |
| 237 | Emotions | 56 | 2.7K | 44 | 55 |
| 238 | energy resources | 10 | 2.7K | 721 | 216 |
| 239 | Pharmaceutical Chemistry | 63 | 2.7K | 826 | 689 |
| 240 | Adolescent Psychology | 61 | 2.6K | 70 | 67 |
| 241 | Pharmacy | 70 | 2.6K | 265 | 208 |
| 242 | Learning disabilities | 81 | 2.6K | 50 | 42 |
| 243 | Atmospheric Physics | 53 | 2.6K | 334 | 300 |
| 244 | Clinical Chemistry | 60 | 2.6K | 536 | 469 |
| 245 | Zoology | 123 | 2.6K | 210 | 256 |
| 246 | Aging | 90 | 2.6K | 366 | 410 |
| 247 | sanitation | 50 | 2.6K | 301 | 396 |
| 248 | Sustainable agriculture | 51 | 2.5K | 41 | 25 |
| 249 | Memory | 49 | 2.5K | 359 | 273 |
| 250 | Sedimentology | 49 | 2.5K | 29 | 29 |
| 251 | Ultrasonics | 138 | 2.5K | 24 | 74 |
| 252 | Health | 81 | 2.4K | 233 | 244 |
| 253 | Animal ecology | 57 | 2.4K | 154 | 143 |
| 254 | Roads | 214 | 2.4K | 27 | 47 |
| 255 | Attention | 46 | 2.4K | 343 | 221 |
| 256 | Biomass | 25 | 2.4K | 68 | 33 |
| 257 | Neurophysiology | 88 | 2.4K | 469 | 700 |
| 258 | ecosystem | 33 | 2.4K | 267 | 190 |
| 259 | Ultrasound | 136 | 2.4K | 11 | 40 |
| 260 | Psychopharmacology | 27 | 2.4K | 461 | 320 |
| 261 | Ophthalmology | 48 | 2.4K | 409 | 289 |
| 262 | Operations Research | 92 | 2.4K | 206 | 261 |
| 263 | Visual Perception | 43 | 2.3K | 357 | 223 |
| 264 | Socialization | 58 | 2.3K | 23 | 31 |
| 264 | Mycology | 55 | 2.3K | 225 | 194 |
| 266 | Neuropsychology | 71 | 2.3K | 338 | 354 |
| 267 | personality | 58 | 2.3K | 218 | 277 |
| 268 | mass transfer | 50 | 2.2K | 279 | 228 |
| 269 | Data Mining | 20 | 2.2K | 415 | 195 |
| 270 | genome | 46 | 2.2K | 256 | 414 |
| 271 | Environmental Microbiology | 17 | 2.2K | 466 | 226 |
| 272 | Molecular Microbiology | 30 | 2.2K | 190 | 191 |
| 273 | irrigation | 77 | 2.1K | 14 | 11 |
| 274 | Production Engineering | 54 | 2.1K | 292 | 140 |
| 275 | Ferroelectricity | 174 | 2.1K | 18 | 46 |
| 276 | Chromatographic analysis | 65 | 2.1K | 194 | 101 |
| 277 | data collection | 16 | 2.1K | 288 | 130 |
| 278 | Production Management | 42 | 2.1K | 147 | 208 |
| 279 | Energy Storage | 11 | 2.1K | 650 | 153 |
| 280 | Speech | 101 | 2.1K | 63 | 110 |
| 281 | Chromatography | 59 | 2.1K | 151 | 81 |
| 282 | Cognition | 81 | 2.1K | 226 | 297 |
| 283 | Information Theory | 38 | 2.1K | 284 | 191 |
| 283 | Organizational Behavior | 23 | 2.1K | 117 | 86 |
| 285 | Energy Harvesting | 8 | 2.1K | 265 | 107 |
| 286 | soil management | 44 | 2.0K | 44 | 46 |
| 286 | Brain | 67 | 2.0K | 557 | 641 |
| 288 | Language Disorders | 78 | 2.0K | 89 | 81 |
| 289 | behavior modification | 68 | 2.0K | 37 | 73 |
| 290 | crime | 65 | 2.0K | 46 | 56 |
| 291 | Criminology | 54 | 2.0K | 129 | 91 |
| 291 | free radicals | 25 | 2.0K | 362 | 284 |
| 293 | at-risk youth | 34 | 2.0K | 3 | 4 |
| 294 | Virulence | 33 | 2.0K | 267 | 312 |
| 295 | Drug delivery systems | 11 | 2.0K | 802 | 227 |
| 296 | Bacterial infections | 11 | 1.9K | 336 | 182 |
| 297 | Plant Genetics | 38 | 1.9K | 94 | 120 |
| 298 | Biogeochemistry | 30 | 1.9K | 285 | 253 |
| 299 | Sports Medicine | 95 | 1.9K | 293 | 406 |
| 300 | behavior therapy | 69 | 1.9K | 86 | 129 |
| 301 | Sound | 136 | 1.9K | 25 | 104 |
| 302 | Image Processing | 57 | 1.9K | 384 | 438 |
| 303 | Plastics | 55 | 1.9K | 194 | 139 |
| 303 | Birds | 98 | 1.9K | 93 | 105 |
| 305 | Exercise | 125 | 1.9K | 27 | 99 |
| 306 | mycoses | 8 | 1.9K | 446 | 178 |
| 307 | Public Administration | 45 | 1.9K | 223 | 142 |
| 308 | Composite Materials | 60 | 1.9K | 525 | 632 |
| 309 | Family Therapy | 100 | 1.9K | 23 | 40 |
| 310 | Photochemistry | 38 | 1.8K | 259 | 155 |
| 311 | Medical Laboratory Science | 50 | 1.8K | 346 | 449 |
| 312 | Economic History | 54 | 1.8K | 597 | 380 |
| 313 | tillage | 36 | 1.8K | 44 | 42 |
| 314 | Insect biochemistry | 46 | 1.8K | 33 | 39 |
| 315 | sex crimes | 82 | 1.8K | 13 | 37 |
| 316 | Early Childhood Education | 68 | 1.8K | 20 | 13 |
| 317 | mammals | 88 | 1.8K | 49 | 63 |
| 318 | Automation | 38 | 1.8K | 560 | 510 |
| 319 | role | 46 | 1.8K | 16 | 27 |
| 320 | Politics | 23 | 1.8K | 120 | 46 |
| 320 | government | 23 | 1.8K | 152 | 66 |
| 322 | Entrepreneurship | 16 | 1.8K | 251 | 213 |
| 323 | mathematical analysis | 94 | 1.8K | 252 | 203 |
| 324 | Metabolism | 28 | 1.8K | 949 | 815 |
| 325 | Gerontology | 74 | 1.8K | 259 | 241 |
| 326 | Molecular ecology | 30 | 1.8K | 260 | 284 |
| 327 | Ergonomics | 163 | 1.8K | 42 | 91 |
| 328 | Civil Engineering | 59 | 1.7K | 146 | 55 |
| 329 | internet | 73 | 1.7K | 109 | 197 |
| 330 | cardiac catheterization | 16 | 1.7K | 326 | 54 |
| 331 | Diagnostic microbiology | 21 | 1.7K | 422 | 362 |
| 332 | Social problems | 33 | 1.7K | 73 | 72 |
| 333 | Structural Engineering | 104 | 1.7K | 145 | 235 |
| 334 | Liver diseases | 20 | 1.7K | 582 | 499 |
| 335 | Algae | 48 | 1.7K | 80 | 82 |
| 336 | Radio frequency | 108 | 1.7K | 8 | 39 |
| 337 | Signal Processing | 57 | 1.7K | 538 | 585 |
| 338 | Green Chemistry | 21 | 1.7K | 631 | 424 |
| 338 | Allergy | 27 | 1.7K | 351 | 423 |
| 340 | Mental illness | 30 | 1.7K | 532 | 531 |
| 341 | behavioral medicine | 20 | 1.6K | 390 | 258 |
| 342 | Astronomy | 66 | 1.6K | 772 | 921 |
| 343 | Algebra | 113 | 1.6K | 70 | 46 |
| 344 | Membranes | 40 | 1.6K | 380 | 434 |
| 345 | Bioorganic chemistry | 43 | 1.6K | 721 | 638 |
| 346 | Electrical Engineering | 240 | 1.6K | 184 | 410 |
| 347 | protein | 58 | 1.6K | 141 | 235 |
| 347 | Biometrics | 49 | 1.6K | 173 | 166 |
| 349 | Geomorphology | 43 | 1.6K | 225 | 263 |
| 350 | Social work | 78 | 1.6K | 140 | 131 |
| 351 | Hearing | 69 | 1.6K | 84 | 90 |
| 352 | Nanostructures | 22 | 1.6K | 604 | 426 |
| 353 | Health Education | 123 | 1.6K | 142 | 275 |
| 354 | Advertising | 35 | 1.5K | 18 | 26 |
| 355 | Vaccines | 38 | 1.5K | 432 | 340 |
| 356 | Seaweed | 41 | 1.5K | 51 | 70 |
| 357 | Population Genetics | 36 | 1.5K | 254 | 299 |
| 357 | alcoholism | 69 | 1.5K | 215 | 299 |
| 359 | Developing countries | 38 | 1.5K | 426 | 343 |
| 360 | Quality Control | 73 | 1.5K | 78 | 164 |
| 361 | Hydraulic Engineering | 70 | 1.5K | 77 | 117 |
| 362 | Medical Oncology | 38 | 1.5K | 452 | 452 |
| 363 | Fungi | 23 | 1.5K | 290 | 207 |
| 364 | drug therapy | 13 | 1.5K | 1165 | 495 |
| 365 | Engineering Mathematics | 47 | 1.5K | 267 | 181 |
| 366 | weather | 27 | 1.5K | 38 | 25 |
| 367 | Schizophrenia | 20 | 1.5K | 378 | 252 |
| 368 | finance | 66 | 1.5K | 325 | 380 |
| 369 | Landscape Ecology | 13 | 1.5K | 128 | 51 |
| 370 | Mass Spectrometry | 59 | 1.5K | 114 | 186 |
| 371 | Cultural diversity | 25 | 1.5K | 16 | 10 |
| 372 | Therapeutics | 9 | 1.4K | 1013 | 414 |
| 373 | Child welfare | 73 | 1.4K | 89 | 110 |
| 374 | Dietetics | 78 | 1.4K | 41 | 80 |
| 375 | Physical Chemistry | 52 | 1.4K | 413 | 546 |
| 376 | human development | 42 | 1.4K | 110 | 133 |
| 377 | consumer behavior | 22 | 1.4K | 80 | 64 |
| 378 | Quantum Gravity | 82 | 1.4K | 522 | 652 |
| 379 | Medical genetics | 23 | 1.4K | 1105 | 1042 |
| 380 | Parasites | 47 | 1.4K | 201 | 193 |
| 381 | Sustainable Engineering | 22 | 1.4K | 479 | 335 |
| 382 | Anxiety Disorders | 28 | 1.4K | 98 | 139 |
| 383 | Bacteria | 8 | 1.4K | 157 | 51 |
| 384 | natural disasters | 26 | 1.4K | 230 | 144 |
| 385 | optical instruments | 46 | 1.4K | 49 | 71 |
| 386 | California | 46 | 1.4K | 48 | 41 |
| 386 | Phylogeny | 26 | 1.4K | 165 | 158 |
| 388 | Internet of Things | 55 | 1.4K | 125 | 202 |
| 388 | Plant breeding | 47 | 1.4K | 77 | 72 |
| 390 | Proteome | 35 | 1.4K | 223 | 286 |
| 391 | Hydrometeorology | 16 | 1.3K | 55 | 46 |
| 391 | Radiation | 42 | 1.3K | 408 | 288 |
| 393 | Community Psychology | 30 | 1.3K | 92 | 111 |
| 394 | Anxiety | 27 | 1.3K | 106 | 147 |
| 395 | Classification | 7 | 1.3K | 108 | 39 |
| 396 | Reading | 38 | 1.3K | 70 | 69 |
| 397 | Oceanography | 23 | 1.3K | 632 | 469 |
| 397 | Systems Biology | 44 | 1.3K | 226 | 209 |
| 399 | Community Psychiatry | 36 | 1.3K | 164 | 167 |
| 400 | Environmental pollutants | 38 | 1.3K | 419 | 444 |
| 400 | Climate | 27 | 1.3K | 56 | 57 |
| 402 | Marriage | 67 | 1.3K | 23 | 43 |
| 402 | drainage | 51 | 1.3K | 15 | 12 |
| 404 | plasticity | 29 | 1.3K | 57 | 83 |
| 404 | Learning | 45 | 1.3K | 206 | 295 |
| 406 | Substance Abuse | 75 | 1.3K | 180 | 251 |
| 406 | carcinogens | 33 | 1.3K | 161 | 188 |
| 408 | bees | 10 | 1.3K | 157 | 41 |
| 409 | Obesity | 45 | 1.3K | 404 | 537 |
| 410 | family violence | 42 | 1.3K | 17 | 29 |
| 411 | Carcinogenesis | 31 | 1.3K | 187 | 205 |
| 411 | mutagens | 31 | 1.3K | 143 | 190 |
| 413 | bioclimatology | 40 | 1.3K | 46 | 69 |
| 414 | Urban Education | 6 | 1.3K | 59 | 5 |
| 415 | pollutants | 36 | 1.3K | 337 | 386 |
| 416 | Gene expression regulation | 17 | 1.3K | 326 | 262 |
| 417 | Microbial Genetics | 27 | 1.3K | 38 | 47 |
| 418 | phytopathogenic bacteria | 25 | 1.2K | 33 | 45 |
| 418 | cell physiology | 19 | 1.2K | 546 | 490 |
| 420 | Smoking | 37 | 1.2K | 153 | 156 |
| 421 | Decision making | 31 | 1.2K | 269 | 244 |
| 422 | Epidemiology | 33 | 1.2K | 1051 | 917 |
| 423 | Communication in medicine | 36 | 1.2K | 71 | 67 |
| 424 | Sedimentary rocks | 26 | 1.2K | 77 | 59 |
| 425 | Building | 34 | 1.2K | 68 | 40 |
| 426 | Forensic Psychiatry | 67 | 1.2K | 27 | 42 |
| 427 | Fisheries | 69 | 1.2K | 199 | 312 |
| 428 | Anthropology | 77 | 1.2K | 172 | 217 |
| 428 | Agricultural systems | 43 | 1.2K | 23 | 45 |
| 430 | Molecular structure | 29 | 1.2K | 623 | 549 |
| 431 | Cryptography | 19 | 1.2K | 124 | 17 |
| 432 | Histology | 31 | 1.2K | 496 | 480 |
| 433 | Artificial Intelligence | 58 | 1.2K | 733 | 978 |
| 434 | Physical fitness | 60 | 1.2K | 58 | 180 |
| 435 | Nanoparticles | 36 | 1.2K | 394 | 452 |
| 436 | Geochemistry | 38 | 1.2K | 574 | 626 |
| 437 | Educational Technology | 42 | 1.2K | 176 | 184 |
| 438 | Electrochemistry | 103 | 1.1K | 722 | 1089 |
| 439 | Cytogenetics | 17 | 1.1K | 565 | 541 |
| 440 | Vocational Education | 43 | 1.1K | 46 | 31 |
| 441 | Environmental Geology | 44 | 1.1K | 163 | 235 |
| 441 | Process Control | 15 | 1.1K | 289 | 222 |
| 443 | biological factors | 17 | 1.1K | 709 | 372 |
| 443 | Post-traumatic stress disorder | 29 | 1.1K | 154 | 176 |
| 443 | United Kingdom | 27 | 1.1K | 429 | 432 |
| 446 | Quantitative Research | 30 | 1.1K | 23 | 34 |
| 447 | enzymes | 42 | 1.1K | 238 | 331 |
| 448 | Nutrition physiology | 23 | 1.1K | 134 | 120 |
| 449 | Forensic Psychology | 60 | 1.1K | 12 | 25 |
| 450 | Paleontology | 50 | 1.1K | 233 | 238 |
| 451 | child mental health | 48 | 1.1K | 27 | 30 |
| 452 | Radio waves | 42 | 1.1K | 206 | 241 |
| 453 | North America | 79 | 1.1K | 45 | 72 |
| 454 | Differential Equations | 50 | 1.1K | 107 | 114 |
| 455 | Anatomy | 29 | 1.1K | 545 | 518 |
| 455 | older people | 86 | 1.1K | 188 | 203 |
| 457 | Sites | 22 | 1.1K | 125 | 116 |
| 458 | Economic Development | 23 | 1.1K | 432 | 403 |
| 459 | Environmental Toxicology | 60 | 1.1K | 289 | 685 |
| 460 | Metabolic diseases | 14 | 1.1K | 1117 | 946 |
| 461 | hazard mitigation | 20 | 1.1K | 170 | 84 |
| 462 | Tissue Engineering | 4 | 1.1K | 292 | 32 |
| 463 | biofuels | 5 | 1.1K | 191 | 61 |
| 464 | elder abuse | 34 | 1.1K | 15 | 17 |
| 465 | drug addiction | 41 | 1.1K | 236 | 312 |
| 466 | Smart Materials | 27 | 1.0K | 156 | 138 |
| 467 | Conservation Biology | 20 | 1.0K | 328 | 284 |
| 468 | Hazardous waste | 15 | 1.0K | 278 | 191 |
| 469 | Neuroimmunology | 14 | 1.0K | 235 | 181 |
| 470 | Sustainable Development | 19 | 1.0K | 592 | 460 |
| 470 | Personality Assessment | 22 | 1.0K | 134 | 132 |
| 472 | correctional psychology | 17 | 1.0K | 46 | 28 |
| 473 | Geodesy | 21 | 1.0K | 133 | 61 |
| 474 | Chromosomes | 5 | 999 | 780 | 226 |
| 475 | Parallel Processing | 22 | 995 | 116 | 115 |
| 476 | Ventilation | 35 | 993 | 48 | 62 |
| 477 | Medical innovations | 14 | 991 | 371 | 480 |
| 478 | Industrial Engineering | 38 | 988 | 356 | 406 |
| 479 | mutation | 4 | 984 | 569 | 126 |
| 480 | Wildlife conservation | 42 | 983 | 182 | 358 |
| 481 | Biomechanics | 42 | 972 | 239 | 333 |
| 482 | Semiconductors | 38 | 966 | 446 | 324 |
| 482 | Sales management | 14 | 966 | 53 | 95 |
| 482 | selling | 14 | 966 | 53 | 95 |
| 485 | Genetic regulation | 15 | 962 | 445 | 440 |
| 486 | Earthquake Engineering | 45 | 959 | 284 | 375 |
| 487 | Air Conditioning | 31 | 956 | 14 | 6 |
| 487 | heating | 31 | 956 | 11 | 6 |
| 489 | Mental Health | 43 | 952 | 284 | 295 |
| 490 | Heat Exchangers | 25 | 945 | 291 | 274 |
| 490 | Business Ethics | 17 | 945 | 278 | 344 |
| 492 | Carbon | 25 | 943 | 346 | 486 |
| 493 | Food additives | 23 | 941 | 284 | 290 |
| 494 | Immunopharmacology | 14 | 939 | 401 | 165 |
| 495 | Pathology | 11 | 937 | 1223 | 793 |
| 496 | Surgery | 16 | 936 | 789 | 835 |
| 497 | Australia | 38 | 932 | 339 | 285 |
| 498 | Systems Engineering | 30 | 931 | 532 | 462 |
| 499 | technical education | 49 | 922 | 20 | 36 |
| 500 | Hydrogeology | 31 | 913 | 64 | 78 |
| 501 | Human Resources | 7 | 912 | 231 | 80 |
| 502 | Cartography | 20 | 909 | 68 | 15 |
| 503 | Ceramics | 15 | 908 | 641 | 329 |
| 503 | Glass | 15 | 908 | 465 | 297 |
| 503 | pottery | 15 | 908 | 452 | 288 |
| 506 | Ocean Engineering | 37 | 905 | 436 | 459 |
| 507 | Social interaction | 28 | 904 | 28 | 43 |
| 508 | Developmental Disabilities | 16 | 903 | 369 | 309 |
| 509 | Animal breeding | 40 | 900 | 125 | 137 |
| 510 | Hematology | 29 | 892 | 1081 | 1094 |
| 510 | Tourism | 9 | 892 | 854 | 471 |
| 510 | livestock | 96 | 892 | 17 | 40 |
| 513 | Fiber Optics | 15 | 891 | 425 | 218 |
| 514 | Comparative Psychology | 10 | 886 | 38 | 25 |
| 515 | Veterinary Immunology | 17 | 885 | 95 | 54 |
| 516 | Obstetrics | 56 | 882 | 477 | 669 |
| 516 | Structural design | 23 | 882 | 156 | 143 |
| 518 | industrial waste | 10 | 880 | 349 | 221 |
| 519 | Information Science | 37 | 876 | 498 | 682 |
| 520 | radioactive waste | 8 | 875 | 407 | 223 |
| 520 | Nervous system | 31 | 875 | 734 | 962 |
| 522 | Ecosystem management | 20 | 873 | 138 | 146 |
| 523 | Medical Anthropology | 20 | 872 | 369 | 409 |
| 523 | Magnetic Resonance Spectroscopy | 33 | 872 | 288 | 264 |
| 525 | Health promotion | 38 | 871 | 209 | 273 |
| 525 | recreation | 89 | 871 | 30 | 81 |
| 527 | Psycholinguistics | 22 | 870 | 256 | 266 |
| 528 | Philosophy | 121 | 866 | 138 | 191 |
| 529 | Public Policy | 98 | 863 | 118 | 413 |
| 529 | Animal genetics | 47 | 863 | 82 | 117 |
| 529 | Respiration | 19 | 863 | 540 | 476 |
| 532 | Wildlife management | 69 | 861 | 45 | 76 |
| 533 | Simulation Methods | 25 | 859 | 116 | 57 |
| 534 | Primary health care | 8 | 858 | 1061 | 355 |
| 535 | Energy Consumption | 10 | 857 | 144 | 100 |
| 535 | rehabilitation | 31 | 857 | 553 | 622 |
| 537 | sustainability | 11 | 853 | 343 | 257 |
| 538 | Marine Biology | 47 | 847 | 595 | 824 |
| 538 | Cardiovascular system | 26 | 847 | 511 | 815 |
| 540 | Thermodynamics | 42 | 841 | 133 | 102 |
| 541 | Soil fertility | 11 | 837 | 102 | 72 |
| 541 | hydrocolloids | 16 | 837 | 195 | 230 |
| 543 | speech therapy | 39 | 825 | 45 | 59 |
| 544 | health services | 28 | 821 | 218 | 204 |
| 545 | animals | 34 | 820 | 193 | 171 |
| 546 | Social Issues | 22 | 814 | 37 | 41 |
| 547 | Neurobiology | 16 | 804 | 785 | 804 |
| 548 | Transgenic plants | 23 | 803 | 69 | 86 |
| 549 | Europe | 41 | 801 | 730 | 793 |
| 550 | Transplantation | 6 | 795 | 812 | 463 |
| 551 | Coding Theory | 14 | 793 | 87 | 13 |
| 552 | Neuropharmacology | 9 | 790 | 297 | 102 |
| 553 | Brain damage | 26 | 783 | 58 | 73 |
| 554 | Biogeography | 17 | 775 | 313 | 420 |
| 554 | Cognitive Science | 25 | 775 | 373 | 487 |
| 556 | Clinical Immunology | 19 | 774 | 382 | 319 |
| 557 | Solid State Chemistry | 57 | 773 | 438 | 649 |
| 558 | Socioeconomic Factors | 24 | 769 | 143 | 133 |
| 558 | sexual behavior | 22 | 769 | 134 | 149 |
| 560 | feeding behavior | 30 | 768 | 132 | 189 |
| 560 | atmosphere | 10 | 768 | 354 | 154 |
| 562 | Law | 33 | 767 | 222 | 122 |
| 563 | Mobile Computing | 20 | 760 | 314 | 255 |
| 563 | natural products | 10 | 760 | 968 | 406 |
| 565 | herbicides | 20 | 753 | 44 | 30 |
| 566 | Humanities | 24 | 750 | 320 | 112 |
| 567 | China | 41 | 749 | 636 | 703 |
| 568 | Jurisprudence | 21 | 748 | 252 | 143 |
| 569 | Solar Energy | 40 | 747 | 249 | 574 |
| 569 | Oral communication | 35 | 747 | 30 | 53 |
| 571 | Small Business | 11 | 745 | 295 | 325 |
| 572 | Functional Analysis | 34 | 740 | 243 | 219 |
| 573 | starch | 27 | 738 | 25 | 42 |
| 574 | nuclear magnetic resonance | 32 | 733 | 286 | 298 |
| 575 | Mathematical Physics | 48 | 730 | 650 | 772 |
| 576 | Developmental Biology | 28 | 727 | 594 | 942 |
| 577 | Robotics | 29 | 721 | 461 | 486 |
| 577 | Neurovirology | 28 | 721 | 27 | 49 |
| 579 | Pesticides | 37 | 718 | 67 | 80 |
| 580 | Political Psychology | 17 | 717 | 85 | 97 |
| 580 | consumers | 12 | 717 | 92 | 52 |
| 582 | Comparative Advertising | 20 | 716 | 5 | 13 |
| 583 | drug development | 11 | 714 | 459 | 558 |
| 584 | Bioinorganic chemistry | 16 | 708 | 542 | 355 |
| 585 | Regional Planning | 31 | 707 | 345 | 413 |
| 586 | educational innovations | 22 | 706 | 75 | 72 |
| 587 | Medical Physics | 27 | 704 | 577 | 666 |
| 588 | Appetite | 25 | 701 | 116 | 175 |
| 589 | Social Change | 6 | 698 | 667 | 345 |
| 590 | Combustion | 18 | 697 | 477 | 373 |
| 591 | Fertilizers | 27 | 695 | 55 | 60 |
| 592 | Fishery management | 46 | 694 | 96 | 154 |
| 593 | lasers | 36 | 690 | 541 | 547 |
| 594 | Atmospheric Chemistry | 10 | 688 | 513 | 477 |
| 595 | Computer-Aided Design | 25 | 686 | 267 | 276 |
| 596 | Japan | 17 | 685 | 689 | 315 |
| 597 | Writing | 14 | 683 | 54 | 40 |
| 598 | radiative transfer | 10 | 678 | 274 | 110 |
| 599 | Environmental Law | 5 | 677 | 879 | 540 |
| 600 | Meteorites | 15 | 675 | 426 | 481 |
| 601 | Ultrasonic Imaging | 29 | 673 | 56 | 68 |
| 602 | Magnetic Resonance Imaging | 10 | 668 | 215 | 102 |
| 603 | Foodborne diseases | 38 | 667 | 19 | 31 |
| 604 | Developmental Genetics | 4 | 664 | 456 | 342 |
| 604 | Research Design | 26 | 664 | 278 | 373 |
| 606 | Psychometrics | 23 | 660 | 103 | 151 |
| 606 | Cell differentiation | 18 | 660 | 682 | 923 |
| 608 | Auditing | 23 | 657 | 39 | 70 |
| 609 | Telecommunication Systems | 44 | 655 | 196 | 291 |
| 610 | Database Management | 13 | 653 | 334 | 235 |
| 611 | Medical Imaging | 8 | 649 | 196 | 81 |
| 612 | Sociobiology | 19 | 647 | 43 | 42 |
| 613 | Structural dynamics | 24 | 646 | 283 | 372 |
| 614 | Mechatronics | 7 | 641 | 559 | 225 |
| 614 | Industrial Safety | 9 | 641 | 597 | 252 |
| 616 | Agricultural Engineering | 28 | 637 | 53 | 80 |
| 617 | Multimedia Systems | 22 | 635 | 554 | 373 |
| 618 | Waste management | 37 | 634 | 192 | 269 |
| 619 | medical education | 29 | 628 | 456 | 472 |
| 620 | Thermochemistry | 32 | 626 | 75 | 96 |
| 620 | Leisure | 11 | 626 | 113 | 66 |
| 622 | Geographic information systems | 39 | 624 | 105 | 145 |
| 623 | Heterocyclic compounds | 61 | 622 | 69 | 89 |
| 624 | Product Design | 12 | 619 | 233 | 80 |
| 624 | Elderly | 60 | 619 | 198 | 165 |
| 626 | Information Systems | 19 | 613 | 384 | 354 |
| 626 | Ecological Engineering | 15 | 613 | 129 | 149 |
| 628 | Morphology | 16 | 611 | 238 | 138 |
| 628 | Plant tissue culture | 22 | 611 | 136 | 167 |
| 630 | Public Speaking | 21 | 609 | 34 | 19 |
| 630 | Plant cell culture | 15 | 609 | 182 | 167 |
| 632 | health behavior | 28 | 608 | 224 | 281 |
| 632 | coal | 13 | 608 | 780 | 697 |
| 634 | Cognitive Therapy | 26 | 604 | 115 | 154 |
| 635 | Recombinant DNA | 22 | 603 | 439 | 487 |
| 635 | Detectors | 32 | 603 | 295 | 358 |
| 637 | Oncogenes | 8 | 602 | 753 | 751 |
| 637 | Human biology | 9 | 602 | 299 | 111 |
| 639 | food handling | 33 | 594 | 98 | 235 |
| 640 | Cognitive neuroscience | 21 | 588 | 324 | 486 |
| 641 | Neuromuscular diseases | 19 | 584 | 179 | 203 |
| 641 | Muscles | 19 | 584 | 250 | 333 |
| 643 | air | 7 | 583 | 89 | 67 |
| 644 | language therapy | 24 | 581 | 20 | 22 |
| 644 | Cerebral cortex | 15 | 581 | 381 | 430 |
| 646 | cosmic rays | 11 | 575 | 200 | 69 |
| 647 | toxicity testing | 9 | 573 | 309 | 157 |
| 648 | viral genetics | 1 | 563 | 527 | 294 |
| 649 | Surface properties | 13 | 561 | 420 | 403 |
| 650 | gastrointestinal tract | 12 | 558 | 80 | 110 |
| 651 | city planning | 23 | 557 | 448 | 459 |
| 652 | infection | 12 | 553 | 844 | 735 |
| 653 | Religion | 21 | 550 | 222 | 56 |
| 654 | Combinatorial analysis | 51 | 549 | 117 | 139 |
| 655 | foods | 26 | 548 | 7 | 11 |
| 656 | International Relations | 27 | 546 | 254 | 229 |
| 656 | Surface-Active Agents | 10 | 546 | 497 | 369 |
| 656 | Suicide | 17 | 546 | 154 | 142 |
| 659 | plant viruses | 19 | 543 | 38 | 45 |
| 660 | Molecular cloning | 19 | 542 | 450 | 496 |
| 660 | Genetic recombination | 19 | 542 | 438 | 486 |
| 662 | Distance Education | 9 | 541 | 121 | 62 |
| 662 | Educational measurement | 31 | 541 | 13 | 22 |
| 664 | Bioenergetics | 16 | 533 | 267 | 322 |
| 664 | Energy metabolism | 16 | 533 | 210 | 277 |
| 666 | Bacterial diseases | 3 | 532 | 274 | 43 |
| 667 | Beetles | 94 | 531 | 1 | 1 |
| 668 | cell membrane | 15 | 530 | 214 | 256 |
| 669 | multimedia | 14 | 528 | 191 | 185 |
| 669 | Interactive multimedia | 14 | 528 | 202 | 186 |
| 671 | Water Purification | 29 | 527 | 197 | 258 |
| 671 | Metallography | 21 | 527 | 213 | 223 |
| 673 | Industrial Policy | 11 | 523 | 168 | 130 |
| 674 | Nonlinear mechanics | 11 | 522 | 130 | 59 |
| 675 | drug abuse | 27 | 516 | 130 | 161 |
| 676 | Medical Technology | 22 | 515 | 428 | 535 |
| 677 | Nonlinear Dynamics | 33 | 511 | 582 | 809 |
| 677 | Drug design | 10 | 511 | 801 | 574 |
| 679 | Oncology | 12 | 508 | 1190 | 1586 |
| 679 | Natural resources | 16 | 508 | 235 | 283 |
| 681 | Invertebrates | 14 | 498 | 184 | 139 |
| 682 | Ornithology | 53 | 496 | 124 | 253 |
| 683 | vibration | 21 | 494 | 337 | 370 |
| 684 | Computer Graphics | 26 | 492 | 513 | 652 |
| 684 | Paleoceanography | 8 | 492 | 92 | 112 |
| 686 | Mental Health Services | 35 | 490 | 253 | 390 |
| 687 | Comparative Physiology | 25 | 489 | 174 | 279 |
| 687 | Land use | 19 | 489 | 276 | 383 |
| 689 | Computer Literacy | 6 | 488 | 102 | 34 |
| 690 | Biosensors | 10 | 487 | 696 | 764 |
| 691 | Game Theory | 10 | 483 | 241 | 141 |
| 691 | Atomic spectroscopy | 27 | 483 | 252 | 324 |
| 693 | System analysis | 50 | 482 | 365 | 822 |
| 694 | Proteomics | 14 | 481 | 439 | 516 |
| 694 | Mechanics | 27 | 481 | 264 | 295 |
| 696 | Lipids | 14 | 480 | 523 | 638 |
| 697 | Egypt | 5 | 473 | 364 | 99 |
| 698 | biological invasions | 14 | 472 | 176 | 170 |
| 699 | Forest Management | 17 | 470 | 353 | 430 |
| 700 | Mechanical Engineering | 42 | 463 | 577 | 713 |
| 700 | Dentistry | 53 | 463 | 81 | 161 |
| 702 | Immunochemistry | 11 | 458 | 449 | 310 |
| 702 | nuclear magnetic resonance spectroscopy | 18 | 458 | 214 | 199 |
| 704 | health planning | 33 | 457 | 475 | 645 |
| 705 | Cybernetics | 19 | 455 | 553 | 697 |
| 706 | Mixed methods research | 9 | 454 | 8 | 18 |
| 707 | Engineering Geology | 26 | 449 | 382 | 584 |
| 708 | atmospheric models | 13 | 448 | 300 | 365 |
| 709 | Stress | 6 | 447 | 134 | 43 |
| 710 | animal diseases | 9 | 446 | 234 | 112 |
| 711 | Arthropods | 23 | 445 | 15 | 16 |
| 712 | intergroup relations | 5 | 444 | 120 | 61 |
| 712 | Quality of life | 9 | 444 | 805 | 663 |
| 714 | impact | 11 | 443 | 138 | 139 |
| 715 | Hypertension | 13 | 441 | 806 | 1106 |
| 716 | Otolaryngology | 12 | 440 | 236 | 194 |
| 716 | Nanochemistry | 17 | 440 | 335 | 264 |
| 716 | synthesis | 23 | 440 | 193 | 147 |
| 716 | pigments | 5 | 440 | 646 | 250 |
| 720 | Chemical analysis | 16 | 439 | 382 | 441 |
| 721 | Infections | 10 | 437 | 622 | 663 |
| 722 | Fluid Mechanics | 24 | 436 | 492 | 588 |
| 723 | Immune system | 9 | 435 | 563 | 811 |
| 724 | Occupational Health | 7 | 433 | 643 | 298 |
| 725 | peace | 16 | 430 | 135 | 168 |
| 725 | death | 16 | 430 | 35 | 28 |
| 725 | Marriage counseling | 23 | 430 | 44 | 93 |
| 728 | Physical organic chemistry | 18 | 429 | 523 | 499 |
| 728 | race relations | 27 | 429 | 91 | 152 |
| 730 | Forest Ecology | 14 | 426 | 433 | 499 |
| 731 | visualization | 59 | 425 | 194 | 344 |
| 732 | Retina | 2 | 423 | 223 | 195 |
| 732 | eye | 2 | 423 | 263 | 196 |
| 732 | remote sensing technology | 10 | 423 | 4 | 17 |
| 735 | Mineralogy | 32 | 422 | 384 | 572 |
| 735 | Aquaculture | 16 | 422 | 583 | 582 |
| 737 | individual differences | 6 | 421 | 160 | 95 |
| 737 | software | 6 | 421 | 724 | 421 |
| 739 | soil conservation | 10 | 415 | 289 | 223 |
| 739 | dietary supplements | 18 | 415 | 169 | 260 |
| 741 | Nonlinear functional analysis | 19 | 413 | 303 | 269 |
| 742 | Diabetes mellitus | 16 | 412 | 889 | 1249 |
| 743 | Immunotherapy | 8 | 411 | 1275 | 1149 |
| 743 | homosexuality | 16 | 411 | 80 | 103 |
| 745 | Structuralism | 5 | 409 | 91 | 80 |
| 745 | Social Networks | 5 | 409 | 168 | 87 |
| 745 | Diabetes | 15 | 409 | 1000 | 1303 |
| 748 | Gender Studies | 18 | 408 | 75 | 117 |
| 748 | Bioremediation | 17 | 408 | 119 | 248 |
| 748 | insurance | 34 | 408 | 40 | 65 |
| 751 | Histochemistry | 5 | 405 | 806 | 368 |
| 752 | child behavior | 13 | 404 | 135 | 190 |
| 753 | Intelligent Transportation Systems | 15 | 401 | 421 | 541 |
| 754 | Audiology | 34 | 400 | 175 | 307 |
| 755 | fertility | 8 | 399 | 639 | 605 |
| 756 | gene therapy | 8 | 398 | 683 | 650 |
| 757 | Women's health | 17 | 395 | 400 | 417 |
| 758 | Electromagnetic fields | 25 | 392 | 25 | 7 |
| 759 | Multicultural Education | 12 | 388 | 94 | 60 |
| 759 | Consumer education | 9 | 388 | 99 | 104 |
| 761 | Communication Disorders | 22 | 387 | 40 | 59 |
| 762 | Actuarial Science | 31 | 384 | 32 | 54 |
| 762 | Mitochondria | 4 | 384 | 194 | 87 |
| 762 | women | 34 | 384 | 80 | 131 |
| 765 | Oxidative stress | 6 | 382 | 597 | 565 |
| 766 | Queer Studies | 14 | 381 | 41 | 68 |
| 766 | Quantum Optics | 21 | 381 | 232 | 266 |
| 766 | Laser Spectroscopy | 21 | 381 | 207 | 250 |
| 769 | Hydrodynamics | 9 | 380 | 309 | 258 |
| 769 | Infertility | 5 | 380 | 749 | 600 |
| 771 | Paleopathology | 10 | 379 | 108 | 45 |
| 772 | Computational Chemistry | 8 | 378 | 343 | 289 |
| 772 | Ethnoarchaeology | 5 | 378 | 104 | 57 |
| 774 | Organizational change | 2 | 375 | 887 | 231 |
| 774 | intimate partner violence | 4 | 375 | 23 | 10 |
| 774 | Organ transplantation | 2 | 375 | 463 | 81 |
| 774 | spousal abuse | 4 | 375 | 23 | 10 |
| 778 | Hormones | 13 | 373 | 610 | 710 |
| 779 | children | 17 | 372 | 126 | 196 |
| 780 | Animal Biotechnology | 7 | 370 | 71 | 38 |
| 780 | Music | 21 | 370 | 200 | 204 |
| 782 | Industrial Organization | 17 | 367 | 43 | 101 |
| 782 | Venture Capital | 1 | 367 | 500 | 281 |
| 782 | innovation | 2 | 367 | 741 | 416 |
| 785 | Quantum electronics | 11 | 365 | 921 | 639 |
| 785 | Recycling | 13 | 365 | 188 | 422 |
| 787 | Econometrics | 24 | 364 | 404 | 556 |
| 787 | DNA methylation | 3 | 364 | 281 | 132 |
| 787 | cultural pluralism | 18 | 364 | 41 | 56 |
| 790 | Human-Computer Interaction | 19 | 363 | 446 | 662 |
| 790 | elasticity | 17 | 363 | 40 | 49 |
| 792 | Bioelectronics | 8 | 349 | 671 | 839 |
| 793 | Helminthology | 27 | 348 | 7 | 4 |
| 793 | Drug delivery devices | 2 | 348 | 349 | 104 |
| 793 | Edible plants | 18 | 348 | 13 | 42 |
| 793 | Helminths | 27 | 348 | 7 | 4 |
| 797 | Demography | 13 | 344 | 238 | 294 |
| 797 | food contamination | 26 | 344 | 141 | 277 |
| 797 | weather forecasting | 14 | 344 | 49 | 74 |
| 800 | child sexual abuse | 16 | 342 | 5 | 11 |
| 801 | Microscopy | 21 | 340 | 350 | 524 |
| 802 | Embryology | 21 | 335 | 559 | 1057 |
| 802 | Risk | 15 | 335 | 157 | 270 |
| 802 | Crystal growth | 13 | 335 | 412 | 436 |
| 805 | environmental exposure | 13 | 332 | 830 | 1000 |
| 806 | Epigenetics | 10 | 331 | 36 | 21 |
| 806 | Epigenomics | 10 | 331 | 35 | 18 |
| 806 | psychological abuse | 2 | 331 | 10 | 2 |
| 809 | disease vectors | 7 | 329 | 591 | 418 |
| 810 | Bioethics | 9 | 328 | 467 | 255 |
| 811 | Social welfare | 26 | 326 | 106 | 175 |
| 811 | histological techniques | 2 | 326 | 879 | 443 |
| 813 | Behavioral Genetics | 5 | 324 | 160 | 131 |
| 814 | Financial management | 10 | 323 | 192 | 273 |
| 815 | Microwaves | 27 | 319 | 466 | 589 |
| 816 | Risk Management | 12 | 318 | 251 | 271 |
| 817 | Horticulture | 22 | 317 | 185 | 240 |
| 817 | eugenics | 16 | 317 | 136 | 205 |
| 817 | Aquatic ecology | 17 | 317 | 268 | 381 |
| 820 | RNA | 7 | 316 | 311 | 325 |
| 821 | Chemotherapy | 7 | 315 | 932 | 760 |
| 821 | Microcirculation | 9 | 315 | 201 | 178 |
| 821 | Intelligent Control Systems | 8 | 315 | 614 | 213 |
| 821 | land degradation | 8 | 315 | 186 | 161 |
| 821 | Blood vessels | 9 | 315 | 155 | 127 |
| 821 | degradation | 8 | 315 | 186 | 161 |
| 827 | environmental indicators | 16 | 314 | 342 | 666 |
| 828 | Adult Education | 44 | 313 | 48 | 114 |
| 828 | Finite Element Method | 14 | 313 | 57 | 66 |
| 830 | Crystallography | 26 | 312 | 492 | 471 |
| 831 | Functional Genomics | 9 | 310 | 103 | 173 |
| 831 | Medical Ethics | 10 | 310 | 544 | 337 |
| 833 | freshwater biology | 15 | 308 | 292 | 402 |
| 834 | Synthetic biology | 10 | 307 | 132 | 133 |
| 835 | economic policy | 35 | 305 | 535 | 857 |
| 835 | police | 21 | 305 | 72 | 79 |
| 837 | Photography | 105 | 302 | 221 | 258 |
| 838 | Travel | 5 | 301 | 626 | 265 |
| 838 | Food preferences | 7 | 301 | 210 | 190 |
| 840 | Soil Mechanics | 14 | 300 | 485 | 579 |
| 841 | Enzyme | 6 | 299 | 314 | 277 |
| 842 | Public opinion | 12 | 298 | 146 | 184 |
| 843 | Cosmochemistry | 12 | 297 | 407 | 512 |
| 844 | Sleep Disorders | 8 | 296 | 983 | 810 |
| 845 | Computer Vision | 14 | 295 | 472 | 751 |
| 845 | Maternal health services | 7 | 295 | 201 | 134 |
| 847 | Physical Therapy | 9 | 294 | 747 | 775 |
| 847 | Career development | 13 | 294 | 106 | 84 |
| 849 | sadness | 9 | 293 | 51 | 32 |
| 849 | antisocial personality disorder | 9 | 293 | 51 | 32 |
| 851 | biomedicine | 11 | 292 | 177 | 256 |
| 852 | Probability | 9 | 291 | 282 | 268 |
| 852 | Wetland ecology | 15 | 291 | 91 | 167 |
| 854 | Genetic therapy | 5 | 290 | 960 | 780 |
| 855 | Health Policy | 20 | 289 | 755 | 1151 |
| 855 | Pharmacogenetics | 2 | 289 | 1323 | 602 |
| 855 | amino acids | 5 | 289 | 396 | 258 |
| 858 | Nondestructive testing | 17 | 288 | 179 | 240 |
| 858 | Control Theory | 17 | 288 | 721 | 791 |
| 860 | Divorce | 16 | 285 | 17 | 17 |
| 860 | vitamin C | 4 | 285 | 333 | 215 |
| 860 | vitamin E | 4 | 285 | 333 | 215 |
| 863 | Biogeochemical cycles | 4 | 282 | 380 | 381 |
| 864 | Consumer Protection | 6 | 281 | 88 | 66 |
| 864 | Population | 14 | 281 | 303 | 439 |
| 866 | Multivariate Analysis | 11 | 279 | 200 | 205 |
| 866 | deviant behavior | 13 | 279 | 86 | 74 |
| 868 | Neural circuitry | 10 | 276 | 1109 | 1126 |
| 869 | Geotechnical Engineering | 13 | 275 | 184 | 226 |
| 870 | Wetland conservation | 12 | 273 | 80 | 126 |
| 870 | Wetlands | 12 | 273 | 81 | 126 |
| 872 | international cooperation | 11 | 272 | 223 | 268 |
| 873 | General Surgery | 12 | 271 | 283 | 239 |
| 874 | Disability Studies | 7 | 270 | 107 | 41 |
| 874 | food industry | 11 | 270 | 237 | 166 |
| 876 | Geobiology | 11 | 269 | 194 | 223 |
| 877 | Cheminformatics | 4 | 268 | 274 | 242 |
| 878 | Sleep | 8 | 267 | 991 | 869 |
| 879 | Leukemia | 4 | 266 | 988 | 838 |
| 879 | Acarology | 9 | 266 | 107 | 88 |
| 879 | Mites | 9 | 266 | 176 | 106 |
| 879 | Ticks | 9 | 266 | 102 | 88 |
| 879 | Acari | 9 | 266 | 102 | 88 |
| 884 | Molecular Pharmacology | 3 | 265 | 852 | 551 |
| 885 | Animal husbandry | 10 | 264 | 108 | 95 |
| 885 | War and Society | 10 | 264 | 83 | 131 |
| 885 | warfare | 11 | 264 | 109 | 158 |
| 885 | cytokines | 7 | 264 | 833 | 805 |
| 889 | Ethnology | 27 | 263 | 289 | 481 |
| 890 | Amyotrophic Lateral Sclerosis | 3 | 261 | 264 | 139 |
| 890 | Frontotemporal lobar degeneration | 3 | 261 | 212 | 95 |
| 892 | brain mapping | 5 | 258 | 519 | 510 |
| 893 | Pediatric Neurology | 6 | 255 | 714 | 985 |
| 894 | Industrial Ecology | 3 | 254 | 178 | 136 |
| 894 | actuators | 13 | 254 | 1119 | 1501 |
| 894 | transducers | 13 | 254 | 1119 | 1501 |
| 897 | Emergency Medicine | 9 | 252 | 822 | 616 |
| 897 | supercritical fluids | 5 | 252 | 282 | 201 |
| 899 | Culture | 20 | 251 | 291 | 314 |
| 900 | Urology | 25 | 250 | 627 | 1183 |
| 900 | libraries | 40 | 250 | 43 | 159 |
| 902 | Combinatorial chemistry | 6 | 245 | 534 | 599 |
| 903 | Religion and Sociology | 15 | 244 | 26 | 21 |
| 904 | Environmental risk assessment | 16 | 242 | 68 | 148 |
| 905 | Open Access Publishing | 13 | 241 | 29 | 31 |
| 906 | Creativity | 5 | 239 | 164 | 106 |
| 907 | Total Quality Management | 8 | 237 | 191 | 170 |
| 908 | Vision | 9 | 236 | 360 | 429 |
| 909 | Biopharmaceutics | 18 | 232 | 341 | 762 |
| 910 | Asthma | 10 | 230 | 292 | 282 |
| 910 | Plant Taxonomy | 6 | 230 | 268 | 182 |
| 910 | Microbial Biotechnology | 5 | 230 | 717 | 515 |
| 913 | Highway Engineering | 15 | 228 | 110 | 154 |
| 914 | Ecohydrology | 10 | 226 | 102 | 139 |
| 914 | Structural Equation Modeling | 6 | 226 | 62 | 82 |
| 916 | psychopathology | 5 | 225 | 251 | 242 |
| 917 | Psychoneuroimmunology | 4 | 224 | 546 | 570 |
| 918 | Cellular senescence | 1 | 223 | 669 | 362 |
| 918 | motivation | 17 | 223 | 73 | 200 |
| 920 | concrete | 5 | 222 | 761 | 769 |
| 921 | Transportation Engineering | 23 | 220 | 48 | 166 |
| 922 | Optical Communications | 15 | 219 | 280 | 377 |
| 922 | health services accessibility | 9 | 219 | 498 | 486 |
| 922 | Tropical Medicine | 9 | 219 | 1047 | 929 |
| 925 | Chemical Ecology | 8 | 216 | 276 | 365 |
| 925 | Group decision making | 7 | 216 | 251 | 227 |
| 925 | pheromones | 8 | 216 | 239 | 345 |
| 928 | structural stability | 4 | 215 | 281 | 213 |
| 929 | Hemodynamics | 7 | 214 | 406 | 582 |
| 930 | language | 32 | 210 | 125 | 524 |
| 931 | Computer Science | 22 | 209 | 576 | 910 |
| 932 | Cell death | 5 | 208 | 1042 | 1171 |
| 933 | Rural Development | 10 | 207 | 186 | 298 |
| 933 | Fisheries Law | 10 | 207 | 55 | 112 |
| 933 | fisheries management | 10 | 207 | 55 | 112 |
| 933 | crops | 15 | 207 | 22 | 24 |
| 933 | biocatalysis | 1 | 207 | 355 | 340 |
| 933 | Homogeneous catalysis | 1 | 207 | 355 | 340 |
| 933 | Heterogeneous catalysis | 1 | 207 | 355 | 340 |
| 940 | Coastal zone management | 7 | 206 | 385 | 369 |
| 941 | Numerical Analysis | 16 | 205 | 1006 | 1095 |
| 941 | Dynamics | 8 | 205 | 931 | 686 |
| 941 | Drying | 2 | 205 | 499 | 188 |
| 944 | Food Safety | 12 | 204 | 43 | 67 |
| 945 | population policy | 6 | 203 | 83 | 66 |
| 946 | international trade | 11 | 202 | 246 | 348 |
| 946 | environmental control | 14 | 202 | 47 | 125 |
| 948 | Eating Disorders | 12 | 201 | 401 | 543 |
| 949 | Electrochemical Analysis | 12 | 200 | 761 | 971 |
| 949 | Radiobiology | 5 | 200 | 1155 | 1045 |
| 949 | humanistic psychology | 3 | 200 | 68 | 23 |
| 952 | particle accelerators | 4 | 198 | 118 | 75 |
| 952 | particle beams | 4 | 198 | 116 | 74 |
| 954 | Liposomes | 12 | 197 | 181 | 351 |
| 954 | Lipid bilayers | 12 | 197 | 157 | 311 |
| 956 | Qualitative Research | 8 | 196 | 246 | 253 |
| 957 | Great Lakes | 2 | 195 | 303 | 126 |
| 958 | Risk assessment | 9 | 194 | 230 | 227 |
| 958 | Inflammation | 7 | 194 | 717 | 985 |
| 958 | Bacteriophages | 1 | 194 | 73 | 24 |
| 961 | Nanophotonics | 5 | 193 | 237 | 231 |
| 962 | Communication and Culture | 11 | 192 | 70 | 66 |
| 962 | Cement | 4 | 192 | 516 | 561 |
| 964 | Freshwater Ecology | 26 | 191 | 13 | 35 |
| 964 | Knowledge | 19 | 191 | 131 | 182 |
| 966 | Textile industry | 10 | 190 | 225 | 175 |
| 967 | Traffic Engineering | 13 | 189 | 119 | 294 |
| 967 | Microstructure | 11 | 189 | 300 | 274 |
| 969 | cooperation | 2 | 188 | 145 | 16 |
| 969 | Health Risk Assessment | 8 | 188 | 154 | 163 |
| 969 | planning | 16 | 188 | 178 | 304 |
| 972 | Operator theory | 7 | 187 | 193 | 58 |
| 972 | Solutions | 8 | 187 | 167 | 130 |
| 974 | curriculum evaluation | 10 | 186 | 124 | 158 |
| 975 | Computer Engineering | 22 | 185 | 153 | 411 |
| 975 | Rock Mechanics | 11 | 185 | 441 | 632 |
| 975 | probabilities | 17 | 185 | 494 | 515 |
| 978 | Water Microbiology | 4 | 183 | 361 | 272 |
| 978 | DNA polymerases | 2 | 183 | 589 | 686 |
| 978 | magnetic resonance | 10 | 183 | 216 | 214 |
| 978 | Primates | 10 | 183 | 335 | 419 |
| 982 | Altitude Sickness | 2 | 182 | 187 | 46 |
| 982 | embryonic development | 12 | 182 | 143 | 277 |
| 982 | Homeostasis | 1 | 182 | 776 | 877 |
| 982 | Altitude | 2 | 182 | 187 | 46 |
| 982 | NMR | 9 | 182 | 221 | 195 |
| 982 | Cell metabolism | 1 | 182 | 1207 | 957 |
| 988 | Nursing | 20 | 181 | 614 | 888 |
| 988 | Environmental Psychology | 7 | 181 | 165 | 335 |
| 988 | preventive medicine | 18 | 181 | 391 | 946 |
| 988 | Continuum Mechanics | 6 | 181 | 71 | 55 |
| 992 | Development Economics | 4 | 180 | 333 | 236 |
| 992 | Neurotransmitters | 4 | 180 | 496 | 300 |
| 992 | Aquatic animals | 9 | 180 | 51 | 66 |
| 992 | Asia | 16 | 180 | 1104 | 1375 |
| 992 | crime victims | 7 | 180 | 56 | 46 |
| 997 | Health Services Research | 4 | 179 | 1608 | 1087 |
| 997 | Food Preservation | 18 | 179 | 166 | 304 |
| 997 | Emotion | 12 | 179 | 48 | 184 |
| 997 | Performance | 9 | 179 | 126 | 200 |