| 1 | Biochemistry | 3,143 | 138.9K | 75 | 100 |
| 2 | Physics | 1,752 | 119.0K | 289 | 302 |
| 3 | Chemistry | 2,180 | 111.2K | 183 | 219 |
| 4 | Science | 1,084 | 98.5K | 338 | 314 |
| 5 | Biology | 1,010 | 86.9K | 343 | 345 |
| 6 | Pharmaceutical Chemistry | 1,689 | 81.0K | 4 | 6 |
| 7 | Medicine | 1,077 | 60.6K | 346 | 295 |
| 8 | Neurology | 1,088 | 53.0K | 153 | 211 |
| 9 | Molecular Biology | 1,218 | 51.6K | 198 | 308 |
| 10 | Natural history | 225 | 46.4K | 285 | 324 |
| 11 | Nuclear Physics | 1,316 | 45.3K | 205 | 213 |
| 12 | Hematology | 715 | 39.5K | 95 | 83 |
| 13 | Astrophysics | 748 | 38.4K | 265 | 343 |
| 14 | Research | 805 | 38.2K | 328 | 234 |
| 15 | Pharmacology | 814 | 35.4K | 124 | 86 |
| 16 | Astronomy | 621 | 32.4K | 273 | 295 |
| 17 | Bioorganic chemistry | 745 | 31.6K | 6 | 4 |
| 18 | Human genetics | 138 | 31.0K | 263 | 237 |
| 19 | Clinical Chemistry | 659 | 30.1K | 10 | 15 |
| 20 | Organic Chemistry | 688 | 29.4K | 18 | 12 |
| 21 | Biophysics | 922 | 28.5K | 114 | 143 |
| 22 | Endocrinology | 305 | 25.6K | 193 | 140 |
| 23 | Microbiology | 436 | 24.3K | 433 | 433 |
| 24 | Metabolism | 263 | 22.0K | 178 | 123 |
| 25 | Ecology | 501 | 21.3K | 318 | 456 |
| 26 | Immunology | 276 | 20.8K | 353 | 293 |
| 27 | Metabolic diseases | 215 | 19.2K | 151 | 118 |
| 28 | Biotechnology | 313 | 17.8K | 385 | 359 |
| 29 | Botany | 489 | 17.1K | 160 | 246 |
| 30 | Enzyme inhibitors | 420 | 16.9K | 1 | 1 |
| 31 | Statistical physics | 596 | 16.2K | 108 | 145 |
| 32 | Spectrum analysis | 345 | 16.0K | 357 | 401 |
| 33 | Cytology | 309 | 15.6K | 355 | 498 |
| 34 | Mathematics | 1,023 | 14.9K | 143 | 145 |
| 35 | Analytical Chemistry | 326 | 14.5K | 221 | 154 |
| 36 | Cell Biology | 279 | 14.1K | 347 | 537 |
| 37 | Pathology | 190 | 14.0K | 166 | 85 |
| 38 | Pollution | 307 | 13.6K | 319 | 418 |
| 39 | Sexual health | 368 | 13.3K | 1 | 1 |
| 40 | Medical genetics | 232 | 13.3K | 221 | 260 |
| 41 | Physiology | 323 | 13.1K | 253 | 253 |
| 42 | Nutrition | 249 | 13.0K | 261 | 209 |
| 43 | Cancer | 290 | 12.9K | 285 | 313 |
| 44 | Surface Chemistry | 423 | 12.1K | 107 | 167 |
| 45 | Bioengineering | 154 | 12.0K | 417 | 342 |
| 46 | Geophysics | 339 | 11.6K | 349 | 374 |
| 47 | Colloids | 374 | 11.6K | 150 | 198 |
| 48 | Neurophysiology | 221 | 11.3K | 249 | 294 |
| 49 | environmental pollution | 247 | 11.2K | 232 | 229 |
| 50 | Biomedical Engineering | 269 | 11.2K | 247 | 200 |
| 51 | Nervous system | 300 | 11.1K | 67 | 160 |
| 52 | Environment | 208 | 11.0K | 414 | 592 |
| 53 | Aging | 285 | 10.1K | 149 | 141 |
| 54 | Psychiatry | 216 | 9.8K | 390 | 436 |
| 55 | Condensed Matter | 372 | 9.6K | 391 | 454 |
| 56 | Bioinorganic chemistry | 320 | 9.6K | 3 | 2 |
| 57 | Neurochemistry | 199 | 9.5K | 157 | 157 |
| 58 | Materials | 187 | 9.5K | 961 | 752 |
| 59 | Leukemia | 134 | 9.4K | 48 | 61 |
| 60 | Geology | 253 | 9.3K | 265 | 262 |
| 61 | Genetics | 148 | 9.2K | 456 | 516 |
| 62 | Geomorphology | 101 | 9.1K | 52 | 19 |
| 63 | Liver diseases | 102 | 9.1K | 146 | 139 |
| 64 | Solid State Physics | 347 | 9.1K | 425 | 466 |
| 65 | Soil biology | 108 | 9.0K | 55 | 41 |
| 66 | Quantum Gravity | 250 | 8.7K | 296 | 327 |
| 67 | Geriatrics | 240 | 8.6K | 190 | 167 |
| 68 | Europe | 372 | 8.2K | 78 | 75 |
| 69 | Optics | 362 | 7.9K | 367 | 298 |
| 70 | soil microbiology | 100 | 7.8K | 104 | 89 |
| 71 | Environmental monitoring | 143 | 7.8K | 257 | 208 |
| 72 | Diet | 112 | 7.5K | 205 | 169 |
| 73 | Technology | 111 | 7.3K | 523 | 195 |
| 74 | Nanotechnology | 203 | 7.3K | 626 | 738 |
| 75 | Nonlinear Dynamics | 292 | 7.2K | 71 | 111 |
| 76 | Automation | 113 | 7.2K | 125 | 80 |
| 77 | Dermatology | 291 | 6.8K | 61 | 95 |
| 78 | proteins | 139 | 6.7K | 112 | 107 |
| 79 | Neurobiology | 124 | 6.7K | 164 | 212 |
| 80 | arthritis | 114 | 6.7K | 112 | 118 |
| 81 | Behavior | 149 | 6.7K | 303 | 347 |
| 82 | Geochemistry | 196 | 6.5K | 181 | 249 |
| 83 | Genomics | 120 | 6.4K | 322 | 223 |
| 84 | Materials Science | 105 | 6.4K | 918 | 627 |
| 85 | Oncology | 160 | 6.1K | 136 | 365 |
| 86 | Pediatrics | 165 | 6.1K | 230 | 296 |
| 87 | Landslides | 77 | 6.0K | 7 | 4 |
| 88 | Toxicology | 173 | 6.0K | 481 | 500 |
| 89 | Environmental Health | 174 | 5.9K | 506 | 679 |
| 90 | Animal Behavior | 232 | 5.7K | 102 | 231 |
| 91 | Diabetes | 71 | 5.7K | 420 | 347 |
| 92 | biological evolution | 218 | 5.6K | 86 | 314 |
| 93 | Immunity | 119 | 5.5K | 200 | 452 |
| 94 | Water pollution | 122 | 5.5K | 225 | 262 |
| 95 | Soil Science | 101 | 5.5K | 159 | 125 |
| 96 | Brain | 137 | 5.4K | 337 | 377 |
| 97 | Electrochemistry | 257 | 5.4K | 340 | 391 |
| 98 | Pediatric Neurology | 58 | 5.4K | 149 | 162 |
| 99 | Psychophysiology | 126 | 5.3K | 390 | 429 |
| 100 | Stem cells | 60 | 5.3K | 244 | 90 |
| 101 | Immunopathology | 180 | 5.3K | 29 | 54 |
| 102 | Physical Chemistry | 144 | 5.3K | 171 | 210 |
| 103 | Mathematical Physics | 246 | 5.2K | 186 | 288 |
| 104 | Bacteriology | 84 | 5.2K | 275 | 280 |
| 105 | Photonics | 71 | 5.2K | 260 | 200 |
| 106 | Plants | 121 | 5.1K | 175 | 272 |
| 107 | Water | 70 | 5.1K | 406 | 330 |
| 108 | Medical Oncology | 95 | 5.1K | 230 | 192 |
| 109 | Andrology | 111 | 5.1K | 6 | 2 |
| 110 | Rheumatology | 99 | 5.1K | 74 | 97 |
| 111 | Urology | 182 | 5.0K | 117 | 178 |
| 112 | Cardiovascular system | 69 | 5.0K | 286 | 293 |
| 113 | Cell differentiation | 55 | 5.0K | 364 | 328 |
| 114 | Reproduction | 122 | 5.0K | 237 | 199 |
| 115 | drug therapy | 164 | 5.0K | 177 | 215 |
| 116 | Allergy | 68 | 5.0K | 160 | 236 |
| 117 | Soil ecology | 79 | 5.0K | 22 | 18 |
| 118 | Genetic engineering | 44 | 4.9K | 420 | 145 |
| 119 | Biosensors | 50 | 4.9K | 140 | 59 |
| 120 | Bioelectronics | 48 | 4.9K | 99 | 45 |
| 121 | Evolution | 204 | 4.9K | 80 | 281 |
| 122 | Hypertension | 62 | 4.9K | 302 | 282 |
| 123 | Biodiversity conservation | 75 | 4.8K | 212 | 332 |
| 124 | nuclear magnetic resonance | 153 | 4.7K | 40 | 45 |
| 125 | Hydrology | 115 | 4.7K | 260 | 224 |
| 126 | Autoimmunity | 89 | 4.6K | 19 | 22 |
| 127 | Environmental Management | 80 | 4.6K | 291 | 212 |
| 128 | natural disasters | 81 | 4.6K | 42 | 14 |
| 129 | Psychology | 196 | 4.5K | 502 | 622 |
| 130 | Proteome | 66 | 4.4K | 90 | 78 |
| 131 | Earth Sciences | 133 | 4.4K | 329 | 417 |
| 132 | Diagnostic Imaging | 94 | 4.3K | 197 | 137 |
| 133 | Catalysis | 161 | 4.3K | 525 | 768 |
| 134 | Plant Ecology | 100 | 4.3K | 138 | 182 |
| 135 | Forest Ecology | 79 | 4.3K | 90 | 65 |
| 136 | Engineering Geology | 55 | 4.2K | 208 | 93 |
| 137 | Memory | 124 | 4.2K | 180 | 208 |
| 138 | Cardiovascular diseases | 123 | 4.2K | 93 | 76 |
| 139 | Plant physiology | 80 | 4.2K | 317 | 330 |
| 140 | Diabetes mellitus | 42 | 4.2K | 567 | 404 |
| 141 | Vaccines | 145 | 4.2K | 87 | 123 |
| 142 | Food | 100 | 4.2K | 314 | 274 |
| 143 | Mental Disorders | 90 | 4.2K | 456 | 499 |
| 144 | Economics | 234 | 4.1K | 373 | 476 |
| 145 | drugs | 185 | 4.1K | 66 | 118 |
| 146 | Drug design | 63 | 4.1K | 116 | 52 |
| 147 | Agricultural Chemistry | 71 | 4.1K | 337 | 191 |
| 148 | Composite Materials | 70 | 4.1K | 490 | 376 |
| 149 | Energy Policy | 74 | 4.0K | 306 | 298 |
| 150 | Emergency Medicine | 309 | 4.0K | 26 | 71 |
| 150 | Obesity | 115 | 4.0K | 215 | 264 |
| 152 | Soil fertility | 50 | 4.0K | 12 | 7 |
| 153 | Marine Biology | 123 | 4.0K | 317 | 344 |
| 154 | Biocompatible Materials | 93 | 4.0K | 709 | 796 |
| 155 | Emergency Medical Services | 299 | 3.9K | 2 | 2 |
| 156 | Forest Management | 62 | 3.9K | 115 | 72 |
| 157 | energy conservation | 43 | 3.8K | 295 | 178 |
| 158 | Genetic regulation | 28 | 3.8K | 283 | 176 |
| 159 | Ethology | 113 | 3.8K | 155 | 262 |
| 160 | Medical Microbiology | 91 | 3.7K | 304 | 387 |
| 161 | Meteorology | 62 | 3.7K | 504 | 415 |
| 162 | cloning | 20 | 3.7K | 155 | 40 |
| 163 | mathematical analysis | 264 | 3.6K | 56 | 81 |
| 164 | nuclear magnetic resonance spectroscopy | 105 | 3.5K | 11 | 22 |
| 165 | Earthquake Engineering | 119 | 3.5K | 104 | 128 |
| 166 | Climatology | 60 | 3.4K | 357 | 297 |
| 167 | Perception | 110 | 3.4K | 224 | 240 |
| 168 | Public Health | 196 | 3.4K | 560 | 938 |
| 169 | Microbial Ecology | 64 | 3.4K | 423 | 494 |
| 169 | Biomass Energy | 58 | 3.4K | 415 | 360 |
| 171 | Epidemiology | 188 | 3.4K | 320 | 556 |
| 172 | free radicals | 49 | 3.3K | 219 | 182 |
| 173 | Petrology | 86 | 3.3K | 113 | 146 |
| 174 | Signal Transduction | 52 | 3.2K | 148 | 158 |
| 175 | Business | 32 | 3.2K | 617 | 331 |
| 176 | Polymers | 130 | 3.2K | 828 | 892 |
| 177 | Mineralogy | 109 | 3.1K | 131 | 181 |
| 178 | Food preferences | 67 | 3.1K | 15 | 17 |
| 179 | Magnetic Resonance Spectroscopy | 106 | 3.1K | 82 | 80 |
| 180 | Neuropsychology | 100 | 3.1K | 279 | 352 |
| 181 | mutagens | 31 | 3.1K | 158 | 62 |
| 182 | Attention | 102 | 3.1K | 204 | 216 |
| 183 | Biological Systems | 98 | 3.1K | 5 | 6 |
| 184 | Visual Perception | 103 | 3.1K | 187 | 200 |
| 185 | Renewable Energy Sources | 45 | 3.0K | 450 | 507 |
| 186 | pain | 85 | 3.0K | 142 | 232 |
| 187 | Clinical Immunology | 88 | 3.0K | 89 | 70 |
| 188 | cell physiology | 54 | 3.0K | 260 | 296 |
| 189 | Biodiversity | 78 | 3.0K | 251 | 351 |
| 190 | emergency management | 49 | 2.9K | 31 | 8 |
| 191 | Ophthalmology | 92 | 2.9K | 242 | 268 |
| 192 | Environmental Microbiology | 39 | 2.9K | 227 | 192 |
| 193 | Nanostructured Materials | 113 | 2.9K | 481 | 646 |
| 194 | Volcanoes | 79 | 2.9K | 11 | 19 |
| 195 | Electrochemical Analysis | 123 | 2.9K | 54 | 103 |
| 196 | Climate change | 24 | 2.8K | 369 | 436 |
| 196 | Eutrophication | 24 | 2.8K | 366 | 436 |
| 198 | Nuclear Medicine | 63 | 2.8K | 150 | 116 |
| 199 | Environmental Engineering | 90 | 2.8K | 524 | 708 |
| 200 | Antioxidants | 38 | 2.8K | 48 | 68 |
| 201 | Plant diseases | 68 | 2.8K | 330 | 217 |
| 202 | Food Microbiology | 39 | 2.8K | 204 | 143 |
| 203 | food technology | 72 | 2.8K | 356 | 319 |
| 204 | Oncogenes | 27 | 2.8K | 406 | 323 |
| 205 | marketing | 47 | 2.8K | 365 | 309 |
| 206 | Geodynamics | 53 | 2.8K | 125 | 104 |
| 207 | nanoscience | 70 | 2.7K | 581 | 675 |
| 208 | Engineering | 161 | 2.7K | 316 | 363 |
| 209 | United States | 112 | 2.7K | 711 | 764 |
| 210 | Chemical Engineering | 61 | 2.7K | 1283 | 1164 |
| 210 | Mechanics | 116 | 2.7K | 37 | 61 |
| 212 | Numerical Analysis | 142 | 2.7K | 103 | 159 |
| 212 | Radiation effects | 52 | 2.7K | 14 | 13 |
| 214 | Statistics | 156 | 2.7K | 233 | 370 |
| 214 | human behavior | 60 | 2.7K | 425 | 551 |
| 216 | Atmospheric Physics | 49 | 2.6K | 434 | 376 |
| 217 | Obstetrics | 96 | 2.6K | 325 | 354 |
| 218 | Molecular Imaging | 46 | 2.6K | 106 | 95 |
| 219 | Hormones | 70 | 2.6K | 119 | 150 |
| 220 | Paleoclimatology | 54 | 2.6K | 159 | 122 |
| 221 | Control Theory | 101 | 2.5K | 159 | 146 |
| 222 | Immunotherapy | 84 | 2.5K | 160 | 388 |
| 223 | Aquaculture | 45 | 2.5K | 305 | 180 |
| 224 | Therapeutics | 49 | 2.5K | 358 | 309 |
| 225 | Green Chemistry | 38 | 2.5K | 415 | 330 |
| 226 | fertility | 64 | 2.5K | 140 | 182 |
| 227 | Structural Engineering | 78 | 2.5K | 231 | 199 |
| 228 | animals | 182 | 2.5K | 17 | 42 |
| 229 | Animal ecology | 123 | 2.4K | 56 | 168 |
| 230 | Infertility | 59 | 2.4K | 142 | 185 |
| 231 | Virology | 61 | 2.4K | 770 | 1214 |
| 232 | Mental illness | 54 | 2.4K | 401 | 490 |
| 233 | Functional Analysis | 128 | 2.4K | 23 | 51 |
| 234 | Chemotherapy | 61 | 2.4K | 188 | 134 |
| 235 | Medical Physics | 58 | 2.4K | 352 | 275 |
| 236 | Molecular Genetics | 49 | 2.4K | 397 | 425 |
| 237 | Analytical Biochemistry | 26 | 2.4K | 469 | 167 |
| 238 | Molecular structure | 69 | 2.4K | 311 | 414 |
| 239 | Medical Laboratory Science | 63 | 2.3K | 255 | 294 |
| 240 | Critical Care | 56 | 2.3K | 302 | 465 |
| 241 | Paleoecology | 52 | 2.3K | 141 | 117 |
| 242 | Planets | 60 | 2.3K | 461 | 515 |
| 243 | Ocean Engineering | 73 | 2.3K | 220 | 209 |
| 244 | Tropical Medicine | 147 | 2.3K | 53 | 122 |
| 245 | Critical Care Medicine | 52 | 2.3K | 327 | 470 |
| 246 | Atmospheric Chemistry | 41 | 2.3K | 294 | 306 |
| 247 | Computational Biology | 53 | 2.3K | 525 | 561 |
| 248 | Embryology | 21 | 2.2K | 682 | 445 |
| 249 | Biopharmaceutics | 37 | 2.2K | 172 | 84 |
| 249 | Solar System | 60 | 2.2K | 180 | 174 |
| 251 | cell interaction | 46 | 2.2K | 102 | 72 |
| 252 | United Kingdom | 63 | 2.2K | 262 | 326 |
| 253 | Carcinogenesis | 28 | 2.2K | 223 | 114 |
| 253 | Microorganisms | 18 | 2.2K | 441 | 239 |
| 255 | Geriatric Oncology | 72 | 2.2K | 17 | 25 |
| 256 | miniaturization | 28 | 2.2K | 596 | 500 |
| 257 | Zoology | 131 | 2.2K | 228 | 353 |
| 258 | Paleogeography | 45 | 2.2K | 131 | 115 |
| 259 | Respiration | 60 | 2.1K | 246 | 255 |
| 260 | Anthropology | 81 | 2.1K | 206 | 155 |
| 261 | Solid State Chemistry | 107 | 2.1K | 280 | 321 |
| 262 | Electronics | 126 | 2.1K | 478 | 531 |
| 263 | carcinogens | 26 | 2.1K | 225 | 117 |
| 264 | Sun | 54 | 2.1K | 89 | 81 |
| 265 | Cytogenetics | 29 | 2.1K | 465 | 443 |
| 266 | Remote Sensing | 174 | 2.1K | 27 | 44 |
| 267 | Environmental Policy | 50 | 2.1K | 656 | 760 |
| 268 | infection | 98 | 2.1K | 106 | 282 |
| 269 | Hazardous waste | 30 | 2.1K | 92 | 65 |
| 270 | Thrombosis | 80 | 2.1K | 94 | 182 |
| 271 | radioactive waste | 29 | 2.0K | 65 | 62 |
| 271 | industrial waste | 29 | 2.0K | 71 | 62 |
| 273 | Regional Planning | 77 | 2.0K | 139 | 163 |
| 274 | Environmental Geology | 49 | 2.0K | 171 | 147 |
| 275 | Inflammation | 85 | 2.0K | 30 | 126 |
| 276 | genome | 30 | 2.0K | 440 | 508 |
| 277 | calcification | 42 | 2.0K | 42 | 45 |
| 278 | Social Sciences | 97 | 2.0K | 459 | 388 |
| 279 | Sociology | 89 | 1.9K | 402 | 501 |
| 280 | Agriculture | 36 | 1.9K | 560 | 337 |
| 281 | Molecules | 74 | 1.9K | 234 | 243 |
| 282 | environmental protection | 53 | 1.9K | 631 | 704 |
| 283 | Plant cells | 21 | 1.9K | 507 | 533 |
| 284 | Cosmology | 66 | 1.9K | 211 | 140 |
| 285 | Industrial Microbiology | 52 | 1.9K | 253 | 340 |
| 286 | Psychopharmacology | 33 | 1.9K | 470 | 439 |
| 287 | Health | 63 | 1.9K | 335 | 344 |
| 288 | Organometallic chemistry | 91 | 1.9K | 105 | 101 |
| 289 | Nonlinear functional analysis | 121 | 1.9K | 13 | 28 |
| 289 | Immune system | 94 | 1.9K | 64 | 470 |
| 291 | water supply | 29 | 1.9K | 266 | 210 |
| 292 | protein | 60 | 1.9K | 144 | 230 |
| 293 | Cell communication | 36 | 1.9K | 60 | 32 |
| 293 | Oxidation-reduction | 23 | 1.9K | 161 | 172 |
| 295 | Economic History | 90 | 1.8K | 498 | 442 |
| 296 | Steroids | 62 | 1.8K | 77 | 86 |
| 297 | Autoimmune diseases | 38 | 1.8K | 58 | 54 |
| 298 | diseases | 10 | 1.8K | 111 | 265 |
| 298 | Disease | 10 | 1.8K | 104 | 258 |
| 300 | Environmental Toxicology | 31 | 1.8K | 646 | 509 |
| 301 | Econometrics | 46 | 1.8K | 259 | 248 |
| 302 | Pharmacognosy | 27 | 1.8K | 541 | 311 |
| 303 | personality | 52 | 1.8K | 270 | 388 |
| 304 | Image Processing | 87 | 1.8K | 171 | 322 |
| 304 | Optical materials | 58 | 1.8K | 596 | 722 |
| 306 | Oxidative stress | 25 | 1.8K | 213 | 139 |
| 307 | Building Materials | 36 | 1.8K | 431 | 391 |
| 308 | Biogeography | 25 | 1.8K | 293 | 262 |
| 309 | Cognitive neuroscience | 27 | 1.8K | 293 | 311 |
| 309 | rare diseases | 31 | 1.8K | 78 | 48 |
| 311 | Neurosurgery | 53 | 1.8K | 98 | 172 |
| 312 | Bioinformatics | 37 | 1.8K | 521 | 525 |
| 313 | Light | 22 | 1.8K | 297 | 327 |
| 314 | gene therapy | 29 | 1.7K | 265 | 228 |
| 315 | Infections | 73 | 1.7K | 92 | 261 |
| 316 | Erectile dysfunction | 48 | 1.7K | 5 | 8 |
| 317 | Pharmaceutical Technology | 44 | 1.7K | 242 | 220 |
| 318 | Cognitive Science | 25 | 1.7K | 414 | 308 |
| 319 | Alzheimer's disease | 83 | 1.7K | 251 | 237 |
| 320 | Population Genetics | 37 | 1.7K | 280 | 325 |
| 321 | Waste management | 62 | 1.7K | 95 | 81 |
| 322 | Europa | 50 | 1.7K | 20 | 18 |
| 323 | Nanoparticles | 31 | 1.7K | 522 | 355 |
| 324 | Pharmacy | 101 | 1.7K | 208 | 364 |
| 325 | analysis | 26 | 1.7K | 69 | 54 |
| 326 | System analysis | 70 | 1.7K | 302 | 309 |
| 327 | Demography | 61 | 1.7K | 56 | 89 |
| 328 | risk factors | 31 | 1.7K | 137 | 85 |
| 329 | Antibacterial agents | 39 | 1.7K | 43 | 39 |
| 330 | Hemostasis | 74 | 1.7K | 24 | 49 |
| 331 | violence | 26 | 1.7K | 258 | 141 |
| 332 | Cellular senescence | 21 | 1.6K | 121 | 54 |
| 333 | Differential Equations | 71 | 1.6K | 51 | 63 |
| 334 | enzymes | 53 | 1.6K | 184 | 242 |
| 335 | Molecular ecology | 30 | 1.6K | 301 | 351 |
| 336 | Medicinal plants | 20 | 1.6K | 445 | 227 |
| 336 | Human evolution | 67 | 1.6K | 39 | 82 |
| 338 | Biomass | 23 | 1.6K | 79 | 63 |
| 339 | Developing countries | 52 | 1.6K | 367 | 377 |
| 340 | Paleontology | 96 | 1.6K | 132 | 214 |
| 341 | Gerontology | 51 | 1.6K | 408 | 288 |
| 342 | Geography | 45 | 1.6K | 548 | 456 |
| 343 | Educational Psychology | 75 | 1.6K | 177 | 299 |
| 344 | Artificial Intelligence | 90 | 1.6K | 556 | 804 |
| 345 | Education | 54 | 1.6K | 898 | 600 |
| 346 | ecosystem | 26 | 1.5K | 402 | 362 |
| 347 | Multimedia Systems | 83 | 1.5K | 92 | 83 |
| 348 | Manufacturing Processes | 59 | 1.5K | 388 | 408 |
| 349 | Physical organic chemistry | 62 | 1.5K | 123 | 135 |
| 350 | nucleic acids | 21 | 1.5K | 782 | 732 |
| 351 | Autoantibodies | 33 | 1.5K | 58 | 58 |
| 352 | Eating Disorders | 66 | 1.5K | 82 | 145 |
| 352 | Feeding and Eating Disorders | 66 | 1.5K | 72 | 136 |
| 354 | Animal genetics | 37 | 1.5K | 124 | 84 |
| 355 | Medical innovations | 23 | 1.5K | 238 | 401 |
| 356 | Aggression | 17 | 1.5K | 126 | 53 |
| 357 | Child | 75 | 1.5K | 351 | 464 |
| 358 | Clinical Psychology | 29 | 1.5K | 436 | 451 |
| 359 | alcoholism | 31 | 1.5K | 419 | 337 |
| 360 | Bones | 31 | 1.5K | 230 | 197 |
| 361 | Water quality management | 60 | 1.5K | 198 | 225 |
| 362 | environmental indicators | 32 | 1.5K | 113 | 110 |
| 363 | Pharmacogenetics | 26 | 1.5K | 253 | 210 |
| 364 | Diagnostic microbiology | 22 | 1.4K | 475 | 516 |
| 365 | Raman spectroscopy | 59 | 1.4K | 28 | 46 |
| 366 | Systems Biology | 53 | 1.4K | 189 | 211 |
| 367 | Dementia | 74 | 1.4K | 269 | 242 |
| 368 | Archaeology | 64 | 1.4K | 226 | 220 |
| 369 | drug addiction | 26 | 1.4K | 362 | 274 |
| 370 | biological factors | 56 | 1.4K | 201 | 348 |
| 371 | plant communities | 26 | 1.4K | 334 | 352 |
| 372 | Orthopedics | 30 | 1.4K | 508 | 358 |
| 373 | Water Purification | 54 | 1.4K | 86 | 86 |
| 374 | biopolymers | 40 | 1.4K | 249 | 237 |
| 375 | Soft Condensed Matter | 42 | 1.4K | 226 | 218 |
| 376 | Quantum theory | 48 | 1.4K | 133 | 98 |
| 377 | Learning | 35 | 1.4K | 308 | 331 |
| 378 | drug development | 33 | 1.4K | 148 | 374 |
| 379 | Calculus of Variations | 61 | 1.4K | 16 | 9 |
| 380 | Vocational guidance | 20 | 1.4K | 289 | 208 |
| 381 | Regional Economics | 40 | 1.4K | 15 | 21 |
| 382 | livestock | 123 | 1.4K | 17 | 28 |
| 383 | Bioenergetics | 25 | 1.4K | 216 | 167 |
| 384 | Signal Processing | 78 | 1.3K | 205 | 287 |
| 385 | energy resources | 18 | 1.3K | 482 | 451 |
| 386 | Marine Pollution | 35 | 1.3K | 205 | 250 |
| 387 | finance | 41 | 1.3K | 565 | 466 |
| 388 | Vision | 31 | 1.3K | 168 | 173 |
| 389 | Molecular evolution | 28 | 1.3K | 429 | 455 |
| 390 | Hemodynamics | 17 | 1.3K | 247 | 195 |
| 391 | Developmental Biology | 17 | 1.3K | 984 | 843 |
| 392 | polymerization | 76 | 1.3K | 964 | 1238 |
| 393 | Orthopedic Surgery | 25 | 1.3K | 208 | 116 |
| 394 | Surgery | 32 | 1.3K | 763 | 973 |
| 394 | Business Ethics | 7 | 1.3K | 638 | 269 |
| 394 | Meteorites | 39 | 1.3K | 306 | 431 |
| 397 | Genetic therapy | 26 | 1.3K | 359 | 328 |
| 398 | Child Development | 50 | 1.3K | 417 | 556 |
| 399 | gene mapping | 31 | 1.2K | 588 | 681 |
| 400 | Production Engineering | 52 | 1.2K | 335 | 281 |
| 401 | Quality of life | 48 | 1.2K | 157 | 298 |
| 402 | Developmental Psychology | 51 | 1.2K | 182 | 315 |
| 403 | Mechanical Engineering | 114 | 1.2K | 210 | 336 |
| 404 | Substance Abuse | 28 | 1.2K | 430 | 293 |
| 405 | Mass Spectrometry | 42 | 1.2K | 221 | 265 |
| 406 | Social behavior | 43 | 1.2K | 197 | 307 |
| 407 | Environmental pollutants | 22 | 1.2K | 802 | 552 |
| 408 | Geriatric Psychiatry | 21 | 1.2K | 361 | 200 |
| 409 | Neural circuitry | 22 | 1.2K | 640 | 434 |
| 410 | Metastasis | 6 | 1.2K | 88 | 36 |
| 410 | Cognition | 57 | 1.2K | 345 | 507 |
| 412 | cytokines | 31 | 1.2K | 250 | 252 |
| 413 | Radiobiology | 43 | 1.2K | 367 | 467 |
| 414 | Population | 56 | 1.2K | 115 | 145 |
| 415 | drug evaluation | 49 | 1.1K | 99 | 123 |
| 416 | Histology | 57 | 1.1K | 314 | 556 |
| 417 | Geomagnetism | 33 | 1.1K | 167 | 137 |
| 418 | Solitons | 33 | 1.1K | 121 | 88 |
| 418 | Fractals | 33 | 1.1K | 178 | 114 |
| 418 | Chaos | 33 | 1.1K | 121 | 88 |
| 421 | Parasitic Diseases | 43 | 1.1K | 426 | 568 |
| 422 | global environmental change | 27 | 1.1K | 154 | 237 |
| 423 | Smoking | 22 | 1.1K | 247 | 185 |
| 424 | Membranes | 39 | 1.1K | 443 | 657 |
| 425 | nuclear astrophysics | 22 | 1.1K | 106 | 109 |
| 426 | Information Theory | 37 | 1.1K | 209 | 203 |
| 426 | Sites | 23 | 1.1K | 136 | 135 |
| 428 | Ultrasonics | 79 | 1.1K | 35 | 181 |
| 429 | Dynamics | 72 | 1.1K | 145 | 207 |
| 430 | epilepsy | 39 | 1.1K | 142 | 164 |
| 431 | vitamin C | 19 | 1.1K | 35 | 31 |
| 431 | vitamin E | 19 | 1.1K | 35 | 31 |
| 433 | Chromatographic analysis | 44 | 1.1K | 340 | 291 |
| 434 | Sleep Disorders | 41 | 1.1K | 424 | 453 |
| 435 | actuators | 35 | 1.1K | 570 | 678 |
| 435 | transducers | 35 | 1.1K | 570 | 678 |
| 437 | Androgens | 20 | 1.1K | 37 | 27 |
| 438 | Data Mining | 31 | 1.1K | 282 | 423 |
| 439 | Hydraulic Engineering | 26 | 1.1K | 348 | 244 |
| 440 | Wildlife conservation | 26 | 1.1K | 355 | 406 |
| 441 | Muscles | 13 | 1.1K | 408 | 224 |
| 442 | Ultrasound | 40 | 1.1K | 55 | 66 |
| 442 | Sleep | 39 | 1.1K | 445 | 466 |
| 444 | plant molecular biology | 21 | 1.0K | 636 | 736 |
| 445 | Child psychology | 40 | 1.0K | 370 | 554 |
| 446 | biological invasions | 31 | 1.0K | 58 | 75 |
| 447 | Sustainable Engineering | 32 | 1.0K | 384 | 494 |
| 448 | Land use | 22 | 1.0K | 261 | 191 |
| 449 | behavioral medicine | 17 | 1.0K | 494 | 416 |
| 450 | Clinical Pharmacology | 48 | 1.0K | 233 | 338 |
| 450 | Chromatography | 41 | 1.0K | 281 | 250 |
| 452 | Fisheries | 13 | 1.0K | 897 | 427 |
| 453 | Electrophysiology | 53 | 1.0K | 145 | 165 |
| 454 | Bone diseases | 19 | 1.0K | 87 | 161 |
| 454 | Radio | 41 | 1.0K | 108 | 91 |
| 456 | Cosmochemistry | 34 | 1.0K | 151 | 216 |
| 457 | Mutagenesis | 8 | 1.0K | 192 | 34 |
| 457 | older people | 42 | 1.0K | 367 | 238 |
| 459 | Biochemical Engineering | 35 | 1.0K | 1034 | 1826 |
| 460 | Adolescent | 49 | 1.0K | 396 | 502 |
| 460 | management | 44 | 1.0K | 919 | 1207 |
| 462 | Agronomy | 5 | 993 | 481 | 180 |
| 463 | Ecological Engineering | 22 | 992 | 72 | 79 |
| 464 | Computer Vision | 42 | 991 | 164 | 390 |
| 465 | Quality Control | 30 | 989 | 345 | 298 |
| 466 | natural products | 60 | 982 | 179 | 371 |
| 467 | Chromosomes | 19 | 955 | 326 | 276 |
| 467 | Virulence | 18 | 955 | 479 | 623 |
| 469 | Environmental Chemistry | 40 | 952 | 422 | 898 |
| 470 | Plant Pathology | 25 | 946 | 17 | 10 |
| 471 | Computer Graphics | 37 | 942 | 362 | 391 |
| 472 | Transplantation | 23 | 941 | 479 | 518 |
| 473 | Cerebral cortex | 27 | 940 | 271 | 371 |
| 474 | Health promotion | 5 | 939 | 1341 | 389 |
| 474 | Cell death | 26 | 939 | 374 | 576 |
| 476 | Sarcopenia | 7 | 933 | 210 | 75 |
| 477 | Crystallography | 50 | 931 | 324 | 270 |
| 478 | freshwater biology | 26 | 927 | 184 | 195 |
| 479 | Agricultural Science | 2 | 907 | 318 | 94 |
| 480 | Electrical Engineering | 98 | 905 | 541 | 551 |
| 480 | Yeast | 9 | 905 | 217 | 83 |
| 482 | Drug delivery systems | 23 | 903 | 431 | 521 |
| 483 | peptides | 36 | 900 | 69 | 57 |
| 484 | cell adhesion molecules | 23 | 898 | 63 | 63 |
| 485 | Measurement | 40 | 890 | 162 | 185 |
| 486 | Product Design | 24 | 883 | 142 | 65 |
| 487 | Nanostructures | 34 | 876 | 513 | 789 |
| 488 | Reproductive health | 26 | 872 | 155 | 133 |
| 489 | Animal breeding | 21 | 870 | 282 | 165 |
| 490 | coal | 14 | 856 | 751 | 580 |
| 491 | environmental exposure | 20 | 853 | 624 | 539 |
| 492 | Structural dynamics | 29 | 852 | 272 | 346 |
| 493 | Neurons | 6 | 846 | 568 | 716 |
| 494 | Minerals | 41 | 844 | 46 | 93 |
| 495 | economic policy | 76 | 840 | 293 | 484 |
| 496 | probabilities | 51 | 836 | 260 | 225 |
| 497 | Sedimentary rocks | 27 | 833 | 70 | 121 |
| 498 | Animal Nutrition | 19 | 830 | 186 | 119 |
| 499 | Operations Research | 37 | 828 | 645 | 727 |
| 500 | Sports Medicine | 50 | 826 | 564 | 781 |
| 500 | hazard mitigation | 19 | 826 | 207 | 145 |
| 502 | Plant breeding | 6 | 825 | 663 | 157 |
| 502 | Entomology | 62 | 825 | 449 | 610 |
| 504 | environmental issues | 19 | 822 | 61 | 55 |
| 505 | Political Science | 45 | 821 | 440 | 410 |
| 505 | Stochastic Processes | 23 | 821 | 206 | 79 |
| 507 | Chromosome mapping | 25 | 818 | 622 | 762 |
| 507 | Radio frequency | 31 | 818 | 19 | 28 |
| 509 | software | 23 | 817 | 140 | 154 |
| 510 | Host-parasite interactions | 14 | 806 | 598 | 779 |
| 511 | Microelectronics | 19 | 805 | 832 | 794 |
| 512 | mass transfer | 18 | 802 | 738 | 554 |
| 513 | Medical Technology | 40 | 801 | 235 | 402 |
| 514 | Information Science | 24 | 799 | 802 | 791 |
| 515 | food handling | 14 | 794 | 280 | 186 |
| 515 | Biometrics | 39 | 794 | 242 | 323 |
| 515 | Phytotherapy | 9 | 794 | 411 | 118 |
| 518 | world | 18 | 790 | 222 | 297 |
| 519 | Sound | 26 | 784 | 148 | 53 |
| 520 | Microscopy | 30 | 782 | 401 | 350 |
| 521 | Ferroelectricity | 24 | 779 | 237 | 95 |
| 522 | drug resistance | 22 | 778 | 85 | 110 |
| 523 | Soil Mechanics | 11 | 777 | 670 | 420 |
| 524 | Neuropsychiatry | 33 | 771 | 165 | 268 |
| 525 | Social Change | 10 | 767 | 469 | 332 |
| 526 | Biogeochemistry | 16 | 763 | 537 | 576 |
| 527 | Marine Ecology | 14 | 758 | 321 | 146 |
| 528 | Algorithms | 43 | 756 | 27 | 76 |
| 529 | computer networks | 38 | 752 | 544 | 667 |
| 530 | Africa | 29 | 750 | 383 | 202 |
| 531 | Molecular Pharmacology | 9 | 749 | 463 | 282 |
| 532 | mutation | 8 | 745 | 370 | 193 |
| 533 | Educational Technology | 15 | 741 | 616 | 321 |
| 534 | Electrophoresis | 31 | 740 | 412 | 486 |
| 535 | Rock Mechanics | 13 | 739 | 463 | 323 |
| 535 | Development | 20 | 739 | 231 | 291 |
| 537 | Economic Development | 30 | 735 | 445 | 675 |
| 538 | Geometry | 81 | 734 | 98 | 139 |
| 539 | Pediatric Rheumatology | 19 | 730 | 31 | 10 |
| 540 | Fluid Mechanics | 34 | 728 | 482 | 524 |
| 541 | Nondestructive testing | 22 | 723 | 139 | 102 |
| 542 | Herbal medicine | 13 | 722 | 216 | 142 |
| 543 | pollutants | 14 | 721 | 897 | 725 |
| 544 | Jurisprudence | 41 | 719 | 164 | 197 |
| 545 | Personality Assessment | 10 | 712 | 283 | 197 |
| 546 | Computer Science | 35 | 710 | 442 | 352 |
| 546 | Radiation | 35 | 710 | 571 | 623 |
| 548 | Economic Assistance | 14 | 704 | 268 | 267 |
| 549 | embryo transfer | 8 | 702 | 281 | 57 |
| 550 | Trace elements | 17 | 698 | 23 | 28 |
| 551 | Mycology | 54 | 696 | 257 | 639 |
| 552 | Natural Sciences | 62 | 693 | 4 | 4 |
| 552 | city planning | 35 | 693 | 367 | 447 |
| 554 | Social policy | 29 | 689 | 201 | 181 |
| 555 | Molecular Spectroscopy | 25 | 687 | 545 | 465 |
| 556 | preimplantation genetic diagnosis | 7 | 679 | 292 | 51 |
| 556 | Middle East | 20 | 679 | 248 | 90 |
| 558 | Tourism | 15 | 678 | 689 | 633 |
| 559 | Statistical Mechanics | 37 | 673 | 223 | 203 |
| 560 | Biodegradation | 15 | 668 | 142 | 129 |
| 561 | Coastal zone management | 13 | 667 | 215 | 110 |
| 562 | Surface properties | 28 | 665 | 176 | 360 |
| 562 | rivers | 8 | 665 | 132 | 49 |
| 564 | Surface-Active Agents | 27 | 662 | 164 | 321 |
| 565 | Clinical Biochemistry | 36 | 660 | 250 | 413 |
| 566 | Synaptic Transmission | 20 | 656 | 101 | 120 |
| 567 | Agricultural Ecology | 22 | 651 | 330 | 544 |
| 568 | Anatomy | 30 | 649 | 664 | 861 |
| 569 | Long-Term Care | 28 | 643 | 87 | 208 |
| 569 | Long-term care facilities | 28 | 643 | 86 | 208 |
| 571 | Wireless Communication Systems | 49 | 640 | 354 | 489 |
| 571 | Transgenic plants | 2 | 640 | 725 | 131 |
| 573 | Digestive system diseases | 21 | 635 | 334 | 311 |
| 574 | feeding behavior | 13 | 630 | 315 | 249 |
| 575 | sanitation | 15 | 629 | 788 | 1044 |
| 575 | histological techniques | 12 | 629 | 375 | 285 |
| 577 | Photogrammetry | 113 | 626 | 32 | 39 |
| 577 | Corporate Social Responsibility | 7 | 626 | 98 | 54 |
| 577 | environmental auditing | 7 | 626 | 104 | 54 |
| 580 | bioclimatology | 21 | 622 | 175 | 190 |
| 581 | Conservation Biology | 27 | 619 | 281 | 505 |
| 581 | Pharmacokinetics | 14 | 619 | 339 | 263 |
| 583 | Appetite | 11 | 616 | 311 | 210 |
| 584 | Industrial Policy | 24 | 610 | 63 | 120 |
| 585 | Immunochemistry | 9 | 606 | 622 | 255 |
| 586 | Magnetic Materials | 26 | 602 | 484 | 559 |
| 587 | Medical Anthropology | 11 | 599 | 651 | 615 |
| 588 | Social Psychology | 35 | 595 | 594 | 908 |
| 589 | Flow cytometry | 6 | 590 | 274 | 85 |
| 590 | Freshwater Ecology | 12 | 589 | 47 | 5 |
| 591 | Decision making | 14 | 586 | 636 | 494 |
| 592 | Sustainable Development | 18 | 583 | 717 | 854 |
| 593 | Biomechanics | 13 | 578 | 695 | 566 |
| 594 | Anxiety Disorders | 9 | 569 | 289 | 312 |
| 594 | Anxiety | 9 | 569 | 288 | 313 |
| 594 | health planning | 38 | 569 | 419 | 599 |
| 597 | Lipids | 34 | 566 | 269 | 668 |
| 598 | Plant Morphology | 22 | 565 | 111 | 109 |
| 599 | X-ray crystallography | 19 | 563 | 193 | 121 |
| 600 | Environmental Law | 12 | 559 | 513 | 717 |
| 600 | soil conservation | 16 | 559 | 199 | 180 |
| 602 | Methodology | 25 | 558 | 21 | 35 |
| 603 | Algebra | 63 | 556 | 238 | 255 |
| 604 | Aquatic animals | 11 | 553 | 52 | 30 |
| 604 | mammals | 42 | 553 | 144 | 307 |
| 606 | complementary therapies | 22 | 550 | 587 | 562 |
| 607 | biochemical markers | 14 | 547 | 238 | 111 |
| 608 | Nonlinear systems | 21 | 543 | 133 | 130 |
| 609 | Heart Failure | 9 | 542 | 232 | 211 |
| 610 | Heterocyclic compounds | 62 | 540 | 78 | 128 |
| 611 | Hydrogeology | 27 | 537 | 132 | 182 |
| 612 | China | 35 | 534 | 771 | 975 |
| 613 | Adolescent Psychology | 19 | 532 | 263 | 365 |
| 614 | Fashion merchandising | 23 | 529 | 2 | 3 |
| 614 | Fashion | 23 | 529 | 9 | 11 |
| 616 | Alternative Medicine | 19 | 526 | 623 | 578 |
| 617 | pharmaceutical industry | 16 | 525 | 132 | 84 |
| 618 | Marine resources | 11 | 521 | 266 | 151 |
| 619 | Mining Engineering | 10 | 519 | 264 | 179 |
| 620 | internet | 13 | 518 | 596 | 349 |
| 621 | innovation | 12 | 517 | 231 | 375 |
| 622 | Philosophy | 67 | 516 | 338 | 307 |
| 623 | Imaging systems | 20 | 515 | 140 | 84 |
| 624 | optical instruments | 9 | 513 | 249 | 146 |
| 625 | Respiratory system | 10 | 511 | 293 | 211 |
| 626 | Heat Exchangers | 23 | 509 | 305 | 544 |
| 626 | Aquatic ecology | 23 | 509 | 217 | 299 |
| 628 | Risk Management | 19 | 508 | 170 | 202 |
| 629 | Histochemistry | 27 | 506 | 243 | 360 |
| 630 | Wind power | 17 | 501 | 45 | 56 |
| 631 | rehabilitation | 23 | 500 | 765 | 960 |
| 632 | Public Policy | 29 | 497 | 459 | 703 |
| 633 | occupational diseases | 18 | 496 | 260 | 353 |
| 634 | Bioremediation | 14 | 486 | 178 | 220 |
| 635 | Ethnobotany | 7 | 483 | 68 | 58 |
| 636 | Microcirculation | 13 | 481 | 147 | 128 |
| 637 | Bifurcation Theory | 33 | 480 | 71 | 126 |
| 637 | Evidence-Based Medicine | 15 | 480 | 457 | 297 |
| 637 | Fungi | 20 | 480 | 369 | 585 |
| 640 | Rural Development | 10 | 479 | 229 | 148 |
| 640 | Microwaves | 72 | 479 | 105 | 193 |
| 642 | Traditional medicine | 6 | 475 | 140 | 66 |
| 642 | ethnobiology | 6 | 475 | 125 | 61 |
| 642 | Ethnomedicine | 6 | 475 | 63 | 58 |
| 645 | Combustion | 23 | 473 | 426 | 558 |
| 646 | Petroleum Geology | 15 | 472 | 202 | 205 |
| 647 | Robotics | 22 | 471 | 583 | 648 |
| 648 | magnetic resonance | 25 | 469 | 60 | 67 |
| 649 | weather | 17 | 467 | 118 | 156 |
| 650 | land degradation | 11 | 465 | 142 | 102 |
| 650 | degradation | 11 | 465 | 142 | 102 |
| 652 | Australia | 30 | 462 | 454 | 576 |
| 653 | Maps | 28 | 455 | 14 | 15 |
| 654 | Blood vessels | 12 | 454 | 106 | 93 |
| 655 | Plant Taxonomy | 37 | 448 | 66 | 137 |
| 656 | Climate | 15 | 445 | 176 | 249 |
| 656 | Women's health | 15 | 445 | 489 | 436 |
| 658 | Industrial Engineering | 19 | 444 | 757 | 812 |
| 659 | Genetic Toxicology | 9 | 441 | 201 | 227 |
| 660 | Interfaces | 18 | 439 | 28 | 38 |
| 661 | Glaciology | 11 | 438 | 91 | 79 |
| 661 | glaciers | 11 | 438 | 79 | 76 |
| 663 | data collection | 20 | 436 | 252 | 563 |
| 664 | Planetary Science | 29 | 435 | 128 | 178 |
| 665 | Morphology | 16 | 433 | 301 | 242 |
| 665 | Algae | 14 | 433 | 361 | 380 |
| 667 | Historic Preservation | 27 | 431 | 8 | 11 |
| 668 | Physical Therapy | 18 | 429 | 500 | 713 |
| 669 | industrial hygiene | 21 | 427 | 292 | 222 |
| 669 | energy development | 23 | 427 | 132 | 494 |
| 671 | Proteomics | 13 | 422 | 531 | 669 |
| 672 | Magnetic Resonance Imaging | 12 | 421 | 202 | 191 |
| 672 | Quantum Optics | 22 | 421 | 283 | 319 |
| 672 | DNA polymerases | 4 | 421 | 454 | 541 |
| 675 | Process Control | 7 | 418 | 584 | 569 |
| 676 | amino acids | 13 | 416 | 142 | 181 |
| 677 | Computer-Aided Design | 37 | 415 | 180 | 449 |
| 678 | psychotherapy | 26 | 413 | 437 | 704 |
| 679 | Immunogenetics | 10 | 411 | 390 | 315 |
| 680 | Energy Conversion | 8 | 409 | 894 | 1009 |
| 680 | Schizophrenia | 10 | 409 | 695 | 683 |
| 680 | Neuropharmacology | 15 | 409 | 227 | 245 |
| 680 | Screening | 13 | 409 | 29 | 27 |
| 684 | Telecommunication | 35 | 408 | 577 | 734 |
| 684 | disease outbreaks | 22 | 408 | 117 | 273 |
| 684 | Epidemics | 22 | 408 | 112 | 271 |
| 687 | Industrial Safety | 17 | 407 | 366 | 402 |
| 687 | Natural resources | 8 | 407 | 484 | 385 |
| 687 | soil management | 11 | 407 | 246 | 292 |
| 687 | Elderly | 20 | 407 | 492 | 256 |
| 691 | Plant tissue culture | 7 | 406 | 495 | 279 |
| 691 | Ecological disturbances | 7 | 406 | 7 | 5 |
| 691 | Environmental disasters | 7 | 406 | 7 | 5 |
| 694 | Neonatology | 17 | 404 | 164 | 209 |
| 694 | Flexible manufacturing systems | 15 | 404 | 62 | 89 |
| 696 | adolescence | 11 | 402 | 465 | 466 |
| 696 | individual differences | 9 | 402 | 104 | 114 |
| 698 | NMR | 24 | 401 | 68 | 89 |
| 699 | Radiology | 26 | 399 | 498 | 601 |
| 699 | Vaccination | 20 | 399 | 19 | 62 |
| 699 | Phylogeny | 12 | 399 | 433 | 559 |
| 702 | Agricultural systems | 11 | 397 | 129 | 169 |
| 703 | blood transfusion | 13 | 396 | 376 | 297 |
| 703 | Latin America | 29 | 396 | 468 | 230 |
| 703 | Informatics | 22 | 396 | 187 | 402 |
| 706 | Geriatric Pharmacology | 13 | 394 | 79 | 92 |
| 706 | Plant cell culture | 4 | 394 | 652 | 283 |
| 706 | pigments | 12 | 394 | 343 | 286 |
| 709 | Information Technology | 15 | 393 | 1162 | 940 |
| 710 | cell membrane | 9 | 392 | 384 | 372 |
| 711 | Strategic planning | 14 | 390 | 226 | 288 |
| 712 | Insects | 23 | 389 | 472 | 592 |
| 713 | Peroxisomes | 5 | 388 | 19 | 4 |
| 714 | Drug targeting | 5 | 385 | 181 | 100 |
| 714 | voice | 14 | 385 | 165 | 133 |
| 714 | dietary supplements | 4 | 385 | 755 | 306 |
| 717 | Developmental Immunology | 13 | 381 | 281 | 336 |
| 718 | Chemical analysis | 13 | 380 | 501 | 532 |
| 719 | Transportation | 9 | 379 | 1089 | 845 |
| 720 | Animal Physiology | 10 | 378 | 65 | 70 |
| 720 | Natural selection | 10 | 378 | 65 | 70 |
| 720 | brain mapping | 10 | 378 | 384 | 493 |
| 720 | genetic selection | 10 | 378 | 65 | 70 |
| 724 | Cell division | 12 | 376 | 173 | 216 |
| 725 | Kidney diseases | 10 | 375 | 589 | 543 |
| 726 | Sedimentology | 14 | 374 | 197 | 284 |
| 727 | Nuclear Chemistry | 8 | 373 | 795 | 369 |
| 728 | Oceanography | 16 | 372 | 983 | 1092 |
| 728 | Hydrodynamics | 4 | 372 | 573 | 307 |
| 728 | educational innovations | 10 | 372 | 215 | 159 |
| 731 | Photochemistry | 27 | 371 | 480 | 900 |
| 731 | tomography | 22 | 371 | 73 | 97 |
| 733 | Origin of life | 6 | 370 | 68 | 34 |
| 733 | Genetic disorders | 15 | 370 | 218 | 261 |
| 733 | Organelle biogenesis | 6 | 370 | 131 | 64 |
| 736 | scientific societies | 14 | 369 | 315 | 336 |
| 737 | Geothermal Energy | 17 | 367 | 39 | 71 |
| 737 | prostaglandins | 16 | 367 | 159 | 189 |
| 737 | Cell metabolism | 5 | 367 | 600 | 846 |
| 740 | Energy metabolism | 8 | 363 | 430 | 414 |
| 741 | Nutrigenomics | 10 | 361 | 23 | 35 |
| 741 | eugenics | 22 | 361 | 104 | 206 |
| 743 | Fracture mechanics | 19 | 360 | 602 | 698 |
| 744 | Chronic diseases | 12 | 357 | 360 | 557 |
| 745 | Body Image | 9 | 356 | 88 | 108 |
| 746 | lasers | 26 | 355 | 522 | 698 |
| 747 | Production Management | 6 | 352 | 852 | 809 |
| 747 | venom | 13 | 352 | 297 | 308 |
| 747 | Toxins | 13 | 352 | 327 | 348 |
| 750 | behavior therapy | 16 | 351 | 349 | 450 |
| 751 | Seaweed | 8 | 350 | 386 | 342 |
| 752 | Semiconductors | 17 | 349 | 954 | 890 |
| 753 | Travel | 37 | 348 | 97 | 241 |
| 754 | Fuzzy systems | 18 | 347 | 548 | 460 |
| 755 | Nephrology | 6 | 346 | 470 | 428 |
| 756 | Phytochemistry | 5 | 343 | 158 | 50 |
| 756 | Marine Geology | 11 | 343 | 279 | 267 |
| 756 | Phytoremediation | 5 | 343 | 158 | 50 |
| 756 | environmental remediation | 5 | 343 | 212 | 62 |
| 756 | Bioreactors | 5 | 343 | 158 | 50 |
| 761 | Scandinavia | 11 | 342 | 368 | 346 |
| 762 | Public Administration | 18 | 341 | 564 | 534 |
| 763 | Information Systems | 7 | 338 | 995 | 657 |
| 763 | Health Policy | 17 | 338 | 1036 | 1321 |
| 763 | Parasitology | 16 | 338 | 1270 | 1356 |
| 766 | Cardiovascular Pharmacology | 11 | 337 | 89 | 67 |
| 767 | Quantum Computing | 8 | 334 | 98 | 84 |
| 767 | drug toxicity | 2 | 334 | 702 | 139 |
| 769 | Sustainable agriculture | 16 | 333 | 207 | 341 |
| 769 | Parenteral nutrition | 9 | 333 | 679 | 727 |
| 769 | Freezing | 23 | 333 | 81 | 79 |
| 772 | Viticulture | 15 | 332 | 22 | 41 |
| 773 | Logic | 26 | 330 | 83 | 98 |
| 774 | Systems Engineering | 25 | 328 | 649 | 902 |
| 774 | Chemical Oceanography | 3 | 328 | 344 | 222 |
| 776 | Atomic spectroscopy | 23 | 327 | 376 | 544 |
| 777 | Plant Genetics | 7 | 326 | 489 | 551 |
| 778 | Software Engineering | 21 | 321 | 306 | 364 |
| 779 | Antarctica | 13 | 320 | 212 | 149 |
| 780 | Geodesy | 10 | 319 | 341 | 275 |
| 780 | gastrointestinal tract | 4 | 319 | 265 | 187 |
| 782 | Demographic research | 9 | 316 | 61 | 112 |
| 783 | Ultrasonic Imaging | 52 | 314 | 22 | 197 |
| 784 | Immunohistochemistry | 15 | 313 | 27 | 35 |
| 785 | Rock deformation | 9 | 312 | 80 | 79 |
| 785 | vibration | 15 | 312 | 540 | 612 |
| 785 | Flood control | 15 | 312 | 34 | 35 |
| 788 | Inorganic Chemistry | 7 | 310 | 13 | 19 |
| 788 | Molecular cloning | 13 | 310 | 706 | 863 |
| 788 | Genetic recombination | 13 | 310 | 697 | 853 |
| 788 | Homeostasis | 3 | 310 | 546 | 860 |
| 788 | Recombinant DNA | 13 | 310 | 783 | 931 |
| 793 | Obsessive-Compulsive Disorder | 7 | 308 | 50 | 23 |
| 794 | Animal | 12 | 307 | 32 | 28 |
| 795 | Comparative Physiology | 17 | 306 | 349 | 456 |
| 795 | Neurotransmitters | 15 | 306 | 200 | 228 |
| 797 | Mechatronics | 9 | 305 | 378 | 225 |
| 798 | Urban Policy | 10 | 303 | 359 | 394 |
| 799 | Food Science | 6 | 302 | 88 | 23 |
| 800 | Liposomes | 6 | 300 | 382 | 290 |
| 801 | International Finance | 19 | 299 | 605 | 891 |
| 802 | Municipal Engineering | 7 | 297 | 152 | 83 |
| 803 | Reproductive toxicology | 8 | 296 | 242 | 247 |
| 804 | biological monitoring | 10 | 295 | 198 | 237 |
| 805 | Music | 11 | 294 | 458 | 286 |
| 806 | Fluid Dynamics | 20 | 293 | 435 | 623 |
| 806 | traffic safety | 20 | 293 | 50 | 77 |
| 808 | Greenhouse gases | 3 | 291 | 383 | 221 |
| 809 | Cognitive Therapy | 16 | 290 | 225 | 335 |
| 809 | Organometallic compounds | 9 | 290 | 834 | 685 |
| 811 | preventive medicine | 23 | 289 | 433 | 909 |
| 812 | catalytic activity | 10 | 287 | 354 | 419 |
| 813 | Production Planning | 6 | 285 | 139 | 124 |
| 813 | Mental Health | 17 | 285 | 667 | 826 |
| 813 | Production Control | 6 | 285 | 136 | 124 |
| 813 | biological agents | 30 | 285 | 53 | 20 |
| 817 | Ecological Genetics | 14 | 283 | 198 | 210 |
| 818 | Multivariate Analysis | 11 | 282 | 217 | 227 |
| 818 | Marine invertebrates | 12 | 282 | 58 | 41 |
| 818 | Sports | 20 | 282 | 839 | 1057 |
| 818 | Crystal growth | 19 | 282 | 346 | 568 |
| 822 | Ecohydrology | 12 | 281 | 76 | 116 |
| 823 | Human-Computer Interaction | 25 | 279 | 346 | 803 |
| 824 | X-ray spectroscopy | 12 | 274 | 65 | 39 |
| 825 | Pharmacogenomics | 6 | 273 | 157 | 161 |
| 826 | Neuroimmunology | 8 | 270 | 426 | 600 |
| 827 | Chemical Ecology | 10 | 269 | 262 | 362 |
| 828 | Telecommunication Systems | 41 | 268 | 227 | 723 |
| 828 | Primates | 14 | 268 | 312 | 379 |
| 830 | Endocrine glands | 7 | 267 | 138 | 336 |
| 830 | Echocardiography | 11 | 267 | 11 | 13 |
| 832 | Plant genetic engineering | 9 | 266 | 572 | 725 |
| 833 | Career development | 3 | 265 | 439 | 103 |
| 834 | Crystallization | 20 | 264 | 127 | 173 |
| 835 | Medical Imaging | 5 | 263 | 275 | 204 |
| 836 | Probability | 9 | 262 | 339 | 345 |
| 836 | pheromones | 9 | 262 | 254 | 341 |
| 838 | counseling | 9 | 261 | 803 | 721 |
| 838 | Enzyme | 7 | 261 | 285 | 344 |
| 840 | Particle Physics | 11 | 259 | 458 | 380 |
| 840 | Teaching | 9 | 259 | 1071 | 821 |
| 842 | Photography | 86 | 258 | 523 | 549 |
| 843 | Political Parties | 5 | 257 | 152 | 85 |
| 843 | concrete | 10 | 257 | 582 | 843 |
| 845 | Radiation Oncology | 6 | 256 | 270 | 191 |
| 845 | Breeding | 12 | 256 | 656 | 824 |
| 847 | Microbial Biotechnology | 12 | 255 | 337 | 565 |
| 848 | Antigens | 11 | 253 | 501 | 596 |
| 849 | Nursing | 16 | 252 | 842 | 817 |
| 849 | Laser Spectroscopy | 15 | 252 | 340 | 423 |
| 851 | sexual behavior | 13 | 251 | 250 | 395 |
| 852 | Traffic Engineering | 2 | 250 | 600 | 265 |
| 852 | Computational Chemistry | 9 | 250 | 396 | 477 |
| 854 | clay | 9 | 247 | 407 | 575 |
| 855 | Longevity | 6 | 246 | 77 | 72 |
| 855 | rejuvenation | 6 | 246 | 44 | 56 |
| 857 | Occupational Health | 11 | 245 | 514 | 520 |
| 858 | Genetic markers | 4 | 244 | 196 | 56 |
| 859 | Water Microbiology | 7 | 242 | 201 | 213 |
| 860 | Primary health care | 16 | 241 | 743 | 1044 |
| 861 | agricultural policy | 13 | 239 | 65 | 221 |
| 861 | Luminescence | 8 | 239 | 908 | 630 |
| 863 | Engineering Mathematics | 26 | 238 | 861 | 1148 |
| 863 | fuel cells | 6 | 238 | 1097 | 1139 |
| 863 | Intellectual disability | 6 | 238 | 641 | 472 |
| 863 | Insect biochemistry | 4 | 238 | 409 | 330 |
| 867 | Tribology | 11 | 237 | 692 | 706 |
| 868 | Information Retrieval | 7 | 236 | 302 | 305 |
| 869 | Photobiology | 20 | 235 | 372 | 894 |
| 870 | Immunopharmacology | 8 | 234 | 637 | 646 |
| 871 | Randomized Controlled Trials | 13 | 233 | 552 | 546 |
| 871 | Entrepreneurship | 10 | 233 | 498 | 809 |
| 873 | human development | 12 | 232 | 353 | 553 |
| 873 | Nonlinear mechanics | 14 | 232 | 103 | 180 |
| 875 | Quantum Communication | 10 | 231 | 74 | 143 |
| 875 | Developmental Disabilities | 14 | 231 | 448 | 772 |
| 875 | Creativity | 4 | 231 | 201 | 113 |
| 878 | plasma spraying | 4 | 230 | 237 | 120 |
| 879 | Horticulture | 10 | 229 | 422 | 358 |
| 879 | Antibodies | 9 | 229 | 397 | 488 |
| 881 | Financial management | 4 | 228 | 478 | 399 |
| 882 | Food Policy | 9 | 227 | 157 | 281 |
| 882 | Calorimetry | 14 | 227 | 453 | 531 |
| 882 | Thermal analysis | 14 | 227 | 453 | 531 |
| 885 | Genetic Research | 3 | 226 | 169 | 62 |
| 886 | Risk | 3 | 224 | 655 | 403 |
| 887 | embryonic development | 3 | 222 | 477 | 280 |
| 888 | Psychoneuroimmunology | 5 | 220 | 530 | 633 |
| 889 | irrigation | 10 | 218 | 198 | 182 |
| 890 | Neurogenetics | 9 | 217 | 103 | 156 |
| 891 | Laser therapy | 16 | 216 | 115 | 125 |
| 892 | Asthma | 11 | 215 | 287 | 348 |
| 893 | Combinatorial chemistry | 5 | 214 | 783 | 725 |
| 893 | Hematopoietic stem cell transplantation | 7 | 214 | 244 | 356 |
| 895 | Amyloidosis | 13 | 211 | 36 | 77 |
| 895 | Approximation Theory | 11 | 211 | 200 | 162 |
| 897 | Industrial Design | 9 | 209 | 99 | 97 |
| 898 | Agricultural Engineering | 16 | 208 | 132 | 280 |
| 899 | Ore deposits | 9 | 207 | 298 | 387 |
| 899 | Fouling | 4 | 207 | 189 | 161 |
| 901 | consumer behavior | 9 | 206 | 239 | 401 |
| 901 | Neuroplasticity | 9 | 206 | 117 | 190 |
| 901 | neuronal plasticity | 9 | 206 | 80 | 167 |
| 901 | Small Business | 10 | 206 | 374 | 809 |
| 905 | International criminal law | 8 | 205 | 5 | 2 |
| 905 | Environmental Geochemistry | 10 | 205 | 163 | 218 |
| 907 | insurance | 5 | 204 | 298 | 172 |
| 908 | Preoperative Care | 6 | 203 | 18 | 25 |
| 908 | perioperative care | 6 | 203 | 18 | 25 |
| 908 | Nonlinear Optics | 9 | 203 | 102 | 72 |
| 911 | Solutions | 5 | 202 | 299 | 136 |
| 911 | herbicides | 4 | 202 | 270 | 154 |
| 913 | Nonprofit organizations | 8 | 201 | 147 | 164 |
| 914 | Recycling | 5 | 199 | 443 | 766 |
| 915 | Flood forecasting | 10 | 197 | 14 | 29 |
| 916 | Labor Economics | 7 | 196 | 303 | 344 |
| 917 | Systems Analysis | 6 | 195 | 870 | 630 |
| 917 | Psychosomatic Medicine | 15 | 195 | 327 | 743 |
| 919 | Land Use Planning | 8 | 192 | 174 | 292 |
| 919 | radar | 14 | 192 | 60 | 116 |
| 919 | Gastrointestinal diseases | 9 | 192 | 360 | 379 |
| 922 | Artificial Organs | 10 | 191 | 382 | 368 |
| 922 | Wildlife management | 9 | 191 | 358 | 320 |
| 924 | Health Services Research | 14 | 190 | 827 | 1253 |
| 924 | Hemophilia | 8 | 190 | 328 | 315 |
| 924 | Product life cycle | 4 | 190 | 273 | 255 |
| 924 | green products | 4 | 190 | 243 | 250 |
| 924 | Multiple sclerosis | 26 | 190 | 102 | 260 |
| 929 | Computational Mathematics | 2 | 189 | 156 | 70 |
| 929 | Radiochemistry | 2 | 189 | 1554 | 499 |
| 929 | cryosphere | 5 | 189 | 348 | 361 |
| 932 | Geographic information systems | 10 | 188 | 563 | 548 |
| 932 | biofuels | 1 | 188 | 629 | 369 |
| 932 | thinking | 3 | 188 | 289 | 141 |
| 935 | Heterocyclic chemistry | 31 | 187 | 64 | 111 |
| 935 | sedimentary basins | 7 | 187 | 115 | 160 |
| 935 | heredity | 7 | 187 | 460 | 445 |
| 935 | tillage | 3 | 187 | 456 | 420 |
| 939 | Mental Health Services | 8 | 186 | 853 | 860 |
| 939 | Gene expression regulation | 11 | 186 | 529 | 960 |
| 941 | industrial relations | 7 | 185 | 572 | 456 |
| 941 | atmosphere | 11 | 185 | 383 | 647 |
| 943 | Paleopathology | 10 | 182 | 124 | 133 |
| 944 | Nanochemistry | 9 | 181 | 712 | 747 |
| 944 | Soil dynamics | 12 | 181 | 187 | 322 |
| 944 | Organic Geochemistry | 3 | 181 | 447 | 387 |
| 944 | Adaptive control systems | 9 | 181 | 269 | 250 |
| 948 | Nuclear Energy | 1 | 180 | 2114 | 609 |
| 948 | Health Information Management | 1 | 180 | 702 | 504 |
| 948 | Supramolecular chemistry | 17 | 180 | 26 | 52 |
| 948 | Cell adhesion | 6 | 180 | 49 | 111 |
| 952 | X-rays | 9 | 179 | 354 | 337 |
| 953 | hygiene | 7 | 178 | 297 | 350 |
| 954 | Solar Energy | 12 | 177 | 888 | 1650 |
| 954 | Lipid metabolism | 8 | 177 | 200 | 416 |
| 954 | Wetland ecology | 5 | 177 | 320 | 282 |
| 954 | Lipid | 8 | 177 | 201 | 418 |
| 954 | corporate culture | 7 | 177 | 58 | 108 |
| 954 | wetland management | 5 | 177 | 88 | 89 |
| 960 | Dentistry | 4 | 176 | 785 | 344 |
| 960 | Fishery management | 7 | 176 | 599 | 560 |
| 962 | Evolution equations | 7 | 174 | 62 | 27 |
| 963 | Restoration Ecology | 4 | 173 | 417 | 330 |
| 963 | Family | 15 | 173 | 375 | 611 |
| 965 | Plate Tectonics | 2 | 172 | 407 | 154 |
| 965 | Radioisotopes | 9 | 172 | 781 | 684 |
| 967 | Machine Learning | 8 | 169 | 186 | 272 |
| 967 | Medical Ethics | 47 | 169 | 161 | 614 |
| 969 | Asia | 14 | 168 | 1345 | 1577 |
| 969 | Reading | 8 | 168 | 344 | 386 |
| 971 | Agricultural Biotechnology | 11 | 167 | 103 | 46 |
| 972 | Taste | 9 | 166 | 119 | 174 |
| 972 | smell | 9 | 166 | 119 | 174 |
| 972 | planning | 17 | 166 | 169 | 370 |
| 975 | Mathematical Economics | 9 | 165 | 154 | 285 |
| 975 | vascular diseases | 19 | 165 | 247 | 780 |
| 977 | Enteral nutrition | 6 | 164 | 697 | 921 |
| 977 | Biomarkers | 7 | 164 | 203 | 192 |
| 977 | Menopause | 3 | 164 | 362 | 192 |
| 980 | Law | 22 | 163 | 566 | 448 |
| 981 | Occupational Therapy | 7 | 162 | 699 | 414 |
| 981 | Consciousness | 8 | 162 | 257 | 367 |
| 983 | Molecular Microbiology | 3 | 160 | 1034 | 1104 |
| 984 | Adolescent Medicine | 5 | 159 | 529 | 913 |
| 984 | radiative transfer | 8 | 159 | 413 | 426 |
| 984 | drainage | 6 | 159 | 281 | 175 |
| 987 | Knowledge | 16 | 158 | 174 | 227 |
| 987 | Communication | 16 | 158 | 908 | 1341 |
| 989 | Diagnosis | 5 | 156 | 512 | 372 |
| 990 | plant viruses | 3 | 155 | 213 | 179 |
| 990 | Birds | 15 | 155 | 584 | 755 |
| 990 | population geography | 4 | 155 | 353 | 253 |
| 993 | cosmic rays | 9 | 153 | 278 | 297 |
| 993 | Computational Fluid Dynamics | 6 | 153 | 500 | 462 |
| 993 | Entropy | 21 | 153 | 224 | 591 |
| 996 | Radio wave propagation | 27 | 152 | 164 | 432 |
| 996 | Family Therapy | 7 | 152 | 498 | 465 |
| 996 | Elementary particles | 3 | 152 | 203 | 263 |
| 999 | Cell migration | 5 | 150 | 16 | 85 |
| 999 | cell movement | 5 | 150 | 170 | 272 |