| 1 | Biochemistry | 3,145 | 123.8K | 75 | 95 |
| 2 | Physics | 1,731 | 103.4K | 297 | 297 |
| 3 | Chemistry | 2,139 | 96.5K | 185 | 211 |
| 4 | Science | 1,074 | 83.0K | 344 | 310 |
| 5 | Pharmaceutical Chemistry | 1,713 | 73.4K | 4 | 5 |
| 6 | Biology | 997 | 69.1K | 356 | 344 |
| 7 | Medicine | 1,067 | 51.8K | 348 | 293 |
| 8 | Neurology | 1,094 | 46.2K | 156 | 209 |
| 9 | Molecular Biology | 1,188 | 42.9K | 200 | 315 |
| 10 | Nuclear Physics | 1,290 | 41.3K | 208 | 210 |
| 11 | Natural history | 228 | 39.5K | 285 | 314 |
| 12 | Hematology | 915 | 33.6K | 95 | 83 |
| 13 | Astrophysics | 741 | 33.5K | 267 | 350 |
| 14 | Research | 802 | 32.6K | 325 | 232 |
| 15 | Pharmacology | 808 | 30.5K | 135 | 90 |
| 16 | Bioorganic chemistry | 744 | 28.3K | 7 | 3 |
| 17 | Astronomy | 616 | 27.4K | 277 | 306 |
| 18 | Clinical Chemistry | 658 | 26.8K | 11 | 13 |
| 19 | Organic Chemistry | 687 | 26.4K | 19 | 12 |
| 20 | Biophysics | 1,017 | 23.3K | 108 | 162 |
| 21 | Human genetics | 131 | 23.0K | 263 | 246 |
| 22 | Endocrinology | 304 | 21.7K | 190 | 141 |
| 23 | Microbiology | 436 | 20.6K | 441 | 431 |
| 24 | Metabolism | 258 | 18.8K | 182 | 122 |
| 25 | Immunology | 274 | 18.1K | 362 | 293 |
| 26 | Ecology | 508 | 17.2K | 315 | 472 |
| 27 | Enzyme inhibitors | 446 | 17.1K | 1 | 1 |
| 28 | Metabolic diseases | 216 | 16.5K | 151 | 116 |
| 29 | Biotechnology | 314 | 15.6K | 386 | 337 |
| 30 | Statistical physics | 587 | 15.1K | 106 | 145 |
| 31 | Botany | 494 | 14.3K | 158 | 250 |
| 32 | Spectrum analysis | 338 | 14.3K | 368 | 407 |
| 33 | Cytology | 305 | 13.5K | 367 | 484 |
| 34 | Mathematics | 1,015 | 13.3K | 149 | 145 |
| 35 | Analytical Chemistry | 324 | 13.0K | 235 | 151 |
| 36 | Cell Biology | 274 | 12.3K | 355 | 519 |
| 37 | Pathology | 191 | 12.1K | 159 | 86 |
| 38 | Sexual health | 366 | 11.5K | 1 | 1 |
| 39 | Physiology | 323 | 11.4K | 260 | 258 |
| 40 | Pollution | 306 | 11.3K | 325 | 422 |
| 41 | Nutrition | 256 | 11.2K | 263 | 211 |
| 42 | Cancer | 292 | 11.1K | 279 | 309 |
| 43 | Surface Chemistry | 423 | 10.9K | 109 | 168 |
| 44 | Neurophysiology | 225 | 10.6K | 250 | 288 |
| 45 | Bioengineering | 154 | 10.6K | 427 | 325 |
| 46 | Colloids | 371 | 10.3K | 151 | 195 |
| 47 | Medical genetics | 227 | 10.3K | 217 | 252 |
| 48 | Geophysics | 329 | 10.0K | 357 | 374 |
| 49 | Biomedical Engineering | 265 | 10.0K | 247 | 185 |
| 50 | environmental pollution | 247 | 9.6K | 236 | 234 |
| 51 | Nervous system | 299 | 9.5K | 65 | 160 |
| 52 | Condensed Matter | 368 | 9.1K | 392 | 463 |
| 53 | Environment | 206 | 8.9K | 422 | 608 |
| 54 | Bioinorganic chemistry | 319 | 8.7K | 3 | 2 |
| 55 | Neurochemistry | 199 | 8.6K | 157 | 152 |
| 56 | Solid State Physics | 344 | 8.6K | 431 | 474 |
| 57 | Materials | 185 | 8.3K | 985 | 753 |
| 58 | Liver diseases | 103 | 8.2K | 148 | 135 |
| 59 | Geology | 251 | 8.1K | 270 | 267 |
| 60 | Aging | 282 | 8.1K | 139 | 137 |
| 61 | Leukemia | 173 | 8.1K | 46 | 55 |
| 62 | Geomorphology | 101 | 8.0K | 52 | 19 |
| 63 | Psychiatry | 221 | 8.0K | 402 | 442 |
| 64 | Soil biology | 111 | 7.5K | 53 | 39 |
| 65 | Quantum Gravity | 235 | 7.1K | 290 | 339 |
| 66 | Optics | 357 | 6.9K | 375 | 313 |
| 67 | Europe | 373 | 6.9K | 79 | 72 |
| 68 | Geriatrics | 236 | 6.9K | 185 | 170 |
| 69 | Nonlinear Dynamics | 288 | 6.7K | 70 | 112 |
| 70 | Environmental monitoring | 143 | 6.7K | 261 | 200 |
| 71 | Genetics | 139 | 6.6K | 475 | 553 |
| 72 | soil microbiology | 100 | 6.5K | 104 | 89 |
| 73 | Technology | 110 | 6.5K | 534 | 197 |
| 74 | Diet | 112 | 6.4K | 218 | 175 |
| 75 | Automation | 109 | 6.4K | 127 | 80 |
| 76 | Nanotechnology | 196 | 6.2K | 639 | 740 |
| 77 | proteins | 139 | 6.0K | 113 | 98 |
| 78 | Geochemistry | 202 | 5.9K | 176 | 247 |
| 79 | Neurobiology | 124 | 5.8K | 165 | 216 |
| 80 | arthritis | 115 | 5.7K | 108 | 114 |
| 81 | Materials Science | 104 | 5.6K | 947 | 618 |
| 82 | Behavior | 148 | 5.5K | 307 | 356 |
| 83 | Dermatology | 285 | 5.5K | 66 | 98 |
| 84 | Toxicology | 174 | 5.4K | 486 | 494 |
| 85 | Oncology | 165 | 5.2K | 133 | 359 |
| 86 | Landslides | 81 | 5.1K | 7 | 4 |
| 87 | Genomics | 117 | 5.1K | 334 | 220 |
| 88 | Animal Behavior | 245 | 5.1K | 87 | 218 |
| 89 | Pediatrics | 165 | 5.0K | 243 | 315 |
| 90 | Electrochemistry | 252 | 5.0K | 348 | 388 |
| 91 | Environmental Health | 175 | 4.8K | 519 | 707 |
| 92 | Brain | 137 | 4.8K | 341 | 381 |
| 93 | Physical Chemistry | 144 | 4.8K | 171 | 206 |
| 94 | biological evolution | 229 | 4.7K | 80 | 304 |
| 95 | Soil Science | 101 | 4.7K | 161 | 126 |
| 96 | Mathematical Physics | 246 | 4.7K | 190 | 294 |
| 97 | Pediatric Neurology | 58 | 4.7K | 148 | 161 |
| 98 | Water pollution | 120 | 4.7K | 229 | 266 |
| 99 | Stem cells | 60 | 4.7K | 242 | 76 |
| 100 | Diabetes | 66 | 4.7K | 457 | 360 |
| 101 | Psychophysiology | 126 | 4.6K | 404 | 434 |
| 102 | Immunopathology | 179 | 4.6K | 28 | 54 |
| 103 | Immunity | 118 | 4.6K | 201 | 447 |
| 104 | Bacteriology | 84 | 4.6K | 275 | 278 |
| 105 | Cell differentiation | 55 | 4.4K | 367 | 324 |
| 106 | Medical Oncology | 115 | 4.4K | 233 | 192 |
| 107 | Biosensors | 51 | 4.4K | 136 | 54 |
| 108 | Bioelectronics | 49 | 4.4K | 98 | 44 |
| 109 | Genetic engineering | 44 | 4.4K | 427 | 138 |
| 110 | Urology | 183 | 4.4K | 121 | 183 |
| 111 | Water | 69 | 4.4K | 417 | 331 |
| 112 | Photonics | 69 | 4.3K | 267 | 203 |
| 113 | Andrology | 111 | 4.3K | 5 | 2 |
| 114 | drug therapy | 165 | 4.2K | 174 | 217 |
| 115 | nuclear magnetic resonance | 153 | 4.2K | 40 | 45 |
| 116 | Cardiovascular system | 69 | 4.2K | 287 | 299 |
| 117 | Reproduction | 117 | 4.2K | 247 | 196 |
| 118 | Drug design | 69 | 4.2K | 99 | 40 |
| 119 | Plants | 122 | 4.2K | 175 | 272 |
| 120 | Hypertension | 62 | 4.1K | 304 | 287 |
| 121 | Soil ecology | 82 | 4.1K | 22 | 19 |
| 122 | Rheumatology | 100 | 4.1K | 74 | 100 |
| 123 | Allergy | 67 | 4.0K | 159 | 234 |
| 124 | Evolution | 214 | 4.0K | 72 | 270 |
| 125 | Autoimmunity | 89 | 4.0K | 18 | 21 |
| 126 | natural disasters | 77 | 3.9K | 45 | 13 |
| 127 | Catalysis | 161 | 3.9K | 535 | 755 |
| 128 | Hydrology | 115 | 3.9K | 259 | 226 |
| 129 | Proteome | 67 | 3.9K | 89 | 73 |
| 130 | Environmental Management | 79 | 3.8K | 297 | 210 |
| 131 | Composite Materials | 70 | 3.7K | 500 | 348 |
| 132 | Memory | 124 | 3.7K | 185 | 212 |
| 133 | Earth Sciences | 133 | 3.7K | 335 | 402 |
| 134 | Diagnostic Imaging | 93 | 3.7K | 206 | 132 |
| 135 | Engineering Geology | 56 | 3.7K | 208 | 90 |
| 136 | Food | 102 | 3.7K | 323 | 270 |
| 137 | Biodiversity conservation | 73 | 3.7K | 207 | 351 |
| 138 | Forest Ecology | 79 | 3.6K | 94 | 69 |
| 139 | Agricultural Chemistry | 72 | 3.6K | 357 | 199 |
| 140 | Plant Ecology | 99 | 3.6K | 143 | 181 |
| 141 | drugs | 180 | 3.6K | 74 | 117 |
| 142 | Plant physiology | 77 | 3.5K | 331 | 317 |
| 143 | Vaccines | 156 | 3.5K | 79 | 124 |
| 144 | Energy Policy | 74 | 3.5K | 312 | 284 |
| 145 | Diabetes mellitus | 42 | 3.5K | 579 | 415 |
| 146 | Psychology | 194 | 3.5K | 505 | 673 |
| 147 | Biocompatible Materials | 93 | 3.5K | 724 | 797 |
| 148 | Economics | 231 | 3.5K | 378 | 478 |
| 149 | Marine Biology | 123 | 3.4K | 324 | 352 |
| 150 | Emergency Medicine | 320 | 3.4K | 23 | 72 |
| 151 | Biomass Energy | 59 | 3.4K | 408 | 320 |
| 152 | Cardiovascular diseases | 117 | 3.4K | 104 | 82 |
| 153 | energy conservation | 42 | 3.4K | 303 | 167 |
| 154 | Genetic regulation | 28 | 3.3K | 281 | 175 |
| 155 | Emergency Medical Services | 310 | 3.3K | 1 | 2 |
| 156 | Soil fertility | 53 | 3.3K | 9 | 9 |
| 157 | Forest Management | 62 | 3.3K | 119 | 74 |
| 158 | Mental Disorders | 89 | 3.3K | 467 | 523 |
| 159 | mathematical analysis | 263 | 3.2K | 57 | 86 |
| 159 | cloning | 20 | 3.2K | 155 | 39 |
| 161 | Ethology | 113 | 3.2K | 155 | 257 |
| 162 | Obesity | 111 | 3.2K | 218 | 289 |
| 163 | nuclear magnetic resonance spectroscopy | 103 | 3.2K | 12 | 22 |
| 164 | Signal Transduction | 57 | 3.2K | 136 | 109 |
| 165 | Medical Microbiology | 92 | 3.1K | 308 | 400 |
| 166 | Meteorology | 62 | 3.0K | 516 | 439 |
| 167 | Perception | 110 | 3.0K | 228 | 243 |
| 168 | Earthquake Engineering | 119 | 3.0K | 106 | 121 |
| 169 | Petrology | 86 | 3.0K | 114 | 149 |
| 170 | free radicals | 50 | 2.9K | 231 | 166 |
| 171 | Mineralogy | 108 | 2.9K | 136 | 178 |
| 172 | Polymers | 126 | 2.9K | 863 | 902 |
| 173 | Epidemiology | 187 | 2.8K | 327 | 558 |
| 174 | Climatology | 60 | 2.8K | 355 | 301 |
| 175 | Microbial Ecology | 64 | 2.8K | 426 | 492 |
| 176 | Magnetic Resonance Spectroscopy | 104 | 2.8K | 84 | 79 |
| 177 | Public Health | 195 | 2.8K | 566 | 970 |
| 178 | mutagens | 31 | 2.7K | 161 | 66 |
| 179 | Visual Perception | 102 | 2.7K | 197 | 203 |
| 180 | cell physiology | 54 | 2.7K | 264 | 287 |
| 180 | Attention | 102 | 2.7K | 208 | 218 |
| 182 | Neuropsychology | 101 | 2.7K | 282 | 349 |
| 183 | Electrochemical Analysis | 123 | 2.7K | 55 | 103 |
| 184 | Food preferences | 68 | 2.6K | 14 | 17 |
| 185 | Clinical Immunology | 94 | 2.6K | 82 | 65 |
| 186 | Biological Systems | 100 | 2.6K | 5 | 6 |
| 187 | Business | 33 | 2.6K | 594 | 344 |
| 188 | pain | 85 | 2.6K | 141 | 230 |
| 189 | Geodynamics | 53 | 2.5K | 125 | 103 |
| 190 | Volcanoes | 79 | 2.5K | 12 | 20 |
| 191 | Renewable Energy Sources | 45 | 2.5K | 450 | 501 |
| 192 | Antioxidants | 38 | 2.5K | 49 | 67 |
| 193 | Nuclear Medicine | 63 | 2.5K | 160 | 114 |
| 194 | emergency management | 45 | 2.4K | 36 | 7 |
| 195 | Ophthalmology | 91 | 2.4K | 237 | 266 |
| 195 | Nanostructured Materials | 112 | 2.4K | 488 | 647 |
| 197 | Food Microbiology | 39 | 2.4K | 211 | 140 |
| 198 | Numerical Analysis | 142 | 2.4K | 103 | 161 |
| 199 | Engineering | 158 | 2.4K | 329 | 364 |
| 200 | Mechanics | 116 | 2.4K | 38 | 62 |
| 201 | food technology | 72 | 2.4K | 357 | 302 |
| 202 | nanoscience | 69 | 2.4K | 588 | 679 |
| 203 | Oncogenes | 27 | 2.3K | 416 | 329 |
| 204 | Control Theory | 101 | 2.3K | 160 | 147 |
| 205 | Environmental Microbiology | 39 | 2.3K | 225 | 188 |
| 206 | Environmental Engineering | 91 | 2.3K | 531 | 725 |
| 207 | Paleoclimatology | 54 | 2.3K | 161 | 122 |
| 207 | Radiation effects | 52 | 2.3K | 14 | 13 |
| 209 | Chemical Engineering | 61 | 2.3K | 1312 | 1160 |
| 210 | Statistics | 155 | 2.3K | 238 | 377 |
| 211 | Molecular Imaging | 46 | 2.3K | 111 | 92 |
| 212 | Animal ecology | 136 | 2.3K | 40 | 158 |
| 213 | animals | 186 | 2.2K | 16 | 39 |
| 214 | Obstetrics | 103 | 2.2K | 329 | 364 |
| 215 | marketing | 47 | 2.2K | 372 | 332 |
| 216 | United States | 112 | 2.2K | 717 | 791 |
| 217 | Hormones | 70 | 2.2K | 122 | 147 |
| 218 | Biodiversity | 77 | 2.2K | 265 | 377 |
| 219 | Functional Analysis | 129 | 2.2K | 22 | 51 |
| 220 | Structural Engineering | 78 | 2.2K | 266 | 189 |
| 221 | Plant diseases | 67 | 2.2K | 349 | 252 |
| 222 | Green Chemistry | 38 | 2.2K | 405 | 315 |
| 223 | Medical Physics | 55 | 2.2K | 371 | 270 |
| 224 | Therapeutics | 49 | 2.2K | 364 | 310 |
| 225 | human behavior | 60 | 2.1K | 432 | 577 |
| 226 | Analytical Biochemistry | 26 | 2.1K | 466 | 166 |
| 227 | Aquaculture | 44 | 2.1K | 317 | 188 |
| 228 | Immunotherapy | 89 | 2.1K | 160 | 403 |
| 229 | Molecular structure | 70 | 2.1K | 308 | 393 |
| 230 | Solar System | 60 | 2.1K | 186 | 173 |
| 231 | Paleoecology | 52 | 2.1K | 143 | 112 |
| 232 | Virology | 61 | 2.1K | 788 | 1212 |
| 233 | Climate change | 23 | 2.1K | 375 | 454 |
| 233 | Eutrophication | 23 | 2.1K | 368 | 453 |
| 235 | Atmospheric Physics | 47 | 2.1K | 447 | 386 |
| 236 | fertility | 60 | 2.1K | 191 | 201 |
| 237 | Molecular Genetics | 48 | 2.0K | 410 | 422 |
| 238 | Planets | 55 | 2.0K | 492 | 515 |
| 239 | Sun | 54 | 2.0K | 92 | 80 |
| 240 | Chemotherapy | 64 | 2.0K | 183 | 135 |
| 241 | Infertility | 55 | 2.0K | 191 | 197 |
| 242 | Solid State Chemistry | 107 | 2.0K | 285 | 319 |
| 243 | Biopharmaceutics | 38 | 2.0K | 165 | 81 |
| 244 | miniaturization | 28 | 2.0K | 606 | 498 |
| 245 | Ocean Engineering | 73 | 2.0K | 221 | 196 |
| 246 | cell interaction | 46 | 2.0K | 102 | 61 |
| 247 | Medical Laboratory Science | 63 | 1.9K | 255 | 302 |
| 248 | Paleogeography | 45 | 1.9K | 132 | 116 |
| 249 | Electronics | 123 | 1.9K | 506 | 538 |
| 250 | United Kingdom | 63 | 1.9K | 262 | 342 |
| 251 | Carcinogenesis | 28 | 1.9K | 226 | 122 |
| 252 | Critical Care | 55 | 1.9K | 308 | 474 |
| 253 | Tropical Medicine | 142 | 1.9K | 57 | 127 |
| 254 | Respiration | 60 | 1.9K | 247 | 245 |
| 255 | Mental illness | 53 | 1.9K | 419 | 513 |
| 256 | Critical Care Medicine | 51 | 1.9K | 339 | 482 |
| 257 | carcinogens | 26 | 1.9K | 226 | 123 |
| 258 | Anthropology | 82 | 1.9K | 214 | 154 |
| 259 | Zoology | 129 | 1.8K | 239 | 353 |
| 260 | Atmospheric Chemistry | 40 | 1.8K | 298 | 306 |
| 261 | Computational Biology | 52 | 1.8K | 536 | 558 |
| 262 | Cosmology | 66 | 1.8K | 212 | 136 |
| 263 | Embryology | 21 | 1.8K | 691 | 464 |
| 264 | Thrombosis | 80 | 1.8K | 101 | 181 |
| 265 | Organometallic chemistry | 91 | 1.8K | 105 | 90 |
| 266 | Inflammation | 84 | 1.8K | 29 | 107 |
| 267 | Environmental Geology | 49 | 1.8K | 174 | 146 |
| 268 | Hazardous waste | 30 | 1.8K | 92 | 65 |
| 269 | Cytogenetics | 30 | 1.8K | 460 | 461 |
| 270 | radioactive waste | 29 | 1.8K | 65 | 63 |
| 270 | industrial waste | 29 | 1.8K | 71 | 63 |
| 272 | Geriatric Oncology | 71 | 1.7K | 19 | 29 |
| 273 | infection | 100 | 1.7K | 107 | 296 |
| 274 | Molecules | 74 | 1.7K | 238 | 249 |
| 275 | Microorganisms | 17 | 1.7K | 461 | 227 |
| 276 | Regional Planning | 78 | 1.7K | 139 | 169 |
| 277 | Remote Sensing | 175 | 1.7K | 28 | 49 |
| 277 | calcification | 42 | 1.7K | 44 | 46 |
| 279 | Psychopharmacology | 33 | 1.7K | 506 | 437 |
| 280 | protein | 60 | 1.7K | 142 | 223 |
| 281 | Health | 64 | 1.7K | 334 | 332 |
| 282 | Environmental Policy | 50 | 1.7K | 672 | 771 |
| 282 | Pharmaceutical Technology | 46 | 1.7K | 233 | 200 |
| 284 | Nonlinear functional analysis | 122 | 1.7K | 14 | 34 |
| 285 | Image Processing | 86 | 1.6K | 160 | 314 |
| 286 | Oxidation-reduction | 23 | 1.6K | 160 | 149 |
| 287 | Cell communication | 36 | 1.6K | 59 | 23 |
| 288 | Steroids | 62 | 1.6K | 78 | 88 |
| 289 | Econometrics | 46 | 1.6K | 262 | 235 |
| 290 | environmental protection | 52 | 1.6K | 668 | 710 |
| 291 | Plant cells | 21 | 1.6K | 506 | 537 |
| 292 | Autoimmune diseases | 39 | 1.6K | 54 | 56 |
| 293 | Agriculture | 36 | 1.6K | 566 | 354 |
| 294 | Immune system | 94 | 1.6K | 64 | 461 |
| 295 | Light | 22 | 1.6K | 302 | 325 |
| 296 | Pharmacognosy | 27 | 1.6K | 555 | 310 |
| 297 | Industrial Microbiology | 52 | 1.6K | 256 | 364 |
| 298 | genome | 29 | 1.6K | 453 | 495 |
| 299 | Social Sciences | 99 | 1.6K | 441 | 399 |
| 300 | Sociology | 91 | 1.6K | 404 | 521 |
| 301 | water supply | 28 | 1.5K | 270 | 214 |
| 302 | Environmental Toxicology | 31 | 1.5K | 663 | 525 |
| 303 | gene therapy | 29 | 1.5K | 272 | 222 |
| 304 | personality | 52 | 1.5K | 269 | 388 |
| 305 | Nanoparticles | 30 | 1.5K | 513 | 324 |
| 306 | Population Genetics | 36 | 1.5K | 291 | 319 |
| 307 | System analysis | 70 | 1.5K | 308 | 313 |
| 308 | Building Materials | 36 | 1.5K | 442 | 363 |
| 308 | Economic History | 88 | 1.5K | 521 | 462 |
| 310 | Infections | 75 | 1.5K | 86 | 269 |
| 311 | Hemostasis | 74 | 1.5K | 32 | 52 |
| 312 | Erectile dysfunction | 48 | 1.5K | 6 | 8 |
| 312 | Waste management | 60 | 1.5K | 94 | 81 |
| 312 | analysis | 26 | 1.5K | 71 | 57 |
| 315 | Biomass | 23 | 1.5K | 80 | 56 |
| 315 | enzymes | 53 | 1.5K | 183 | 237 |
| 317 | Paleontology | 99 | 1.5K | 133 | 204 |
| 318 | Differential Equations | 71 | 1.5K | 51 | 63 |
| 319 | Oxidative stress | 25 | 1.5K | 217 | 137 |
| 320 | Pharmacy | 95 | 1.4K | 227 | 379 |
| 321 | Europa | 51 | 1.4K | 21 | 19 |
| 322 | Neurosurgery | 58 | 1.4K | 137 | 195 |
| 323 | Molecular ecology | 29 | 1.4K | 312 | 343 |
| 324 | violence | 26 | 1.4K | 258 | 133 |
| 325 | Bioinformatics | 36 | 1.4K | 512 | 520 |
| 326 | Medicinal plants | 20 | 1.4K | 455 | 221 |
| 327 | Cognitive neuroscience | 28 | 1.4K | 282 | 329 |
| 327 | rare diseases | 33 | 1.4K | 75 | 50 |
| 329 | Antibacterial agents | 39 | 1.4K | 45 | 41 |
| 330 | Optical materials | 55 | 1.4K | 604 | 771 |
| 331 | Educational Psychology | 75 | 1.4K | 179 | 292 |
| 332 | Human evolution | 67 | 1.4K | 40 | 86 |
| 333 | Physical organic chemistry | 61 | 1.4K | 118 | 135 |
| 334 | livestock | 126 | 1.4K | 18 | 16 |
| 335 | Geography | 45 | 1.3K | 572 | 462 |
| 336 | Multimedia Systems | 82 | 1.3K | 91 | 71 |
| 337 | Biogeography | 25 | 1.3K | 282 | 279 |
| 337 | Developing countries | 52 | 1.3K | 378 | 387 |
| 339 | Cellular senescence | 21 | 1.3K | 129 | 54 |
| 339 | Gerontology | 50 | 1.3K | 390 | 289 |
| 341 | Cognitive Science | 25 | 1.3K | 415 | 325 |
| 342 | Artificial Intelligence | 91 | 1.3K | 544 | 799 |
| 343 | Autoantibodies | 33 | 1.3K | 59 | 59 |
| 343 | Alzheimer's disease | 77 | 1.3K | 251 | 234 |
| 345 | risk factors | 26 | 1.3K | 156 | 89 |
| 346 | Raman spectroscopy | 59 | 1.3K | 29 | 46 |
| 347 | Aggression | 17 | 1.3K | 126 | 52 |
| 348 | Diagnostic microbiology | 22 | 1.3K | 488 | 504 |
| 349 | Water quality management | 58 | 1.3K | 205 | 217 |
| 350 | nucleic acids | 20 | 1.3K | 806 | 719 |
| 351 | drug evaluation | 56 | 1.3K | 83 | 82 |
| 352 | biopolymers | 37 | 1.3K | 266 | 234 |
| 353 | Soft Condensed Matter | 39 | 1.3K | 244 | 213 |
| 354 | Education | 53 | 1.3K | 930 | 611 |
| 355 | Manufacturing Processes | 59 | 1.3K | 397 | 435 |
| 355 | Bones | 31 | 1.3K | 232 | 207 |
| 357 | biological factors | 60 | 1.3K | 186 | 354 |
| 358 | Child | 75 | 1.2K | 366 | 476 |
| 359 | Bioenergetics | 28 | 1.2K | 202 | 162 |
| 360 | Clinical Psychology | 29 | 1.2K | 440 | 461 |
| 361 | Demography | 61 | 1.2K | 57 | 98 |
| 362 | Calculus of Variations | 60 | 1.2K | 17 | 10 |
| 363 | Water Purification | 52 | 1.2K | 77 | 81 |
| 364 | Signal Processing | 73 | 1.2K | 202 | 263 |
| 365 | Eating Disorders | 68 | 1.2K | 78 | 156 |
| 365 | Feeding and Eating Disorders | 68 | 1.2K | 70 | 149 |
| 367 | Pharmacogenetics | 26 | 1.2K | 257 | 205 |
| 368 | Archaeology | 64 | 1.2K | 226 | 214 |
| 369 | environmental indicators | 32 | 1.2K | 119 | 101 |
| 370 | plant communities | 25 | 1.2K | 342 | 339 |
| 371 | diseases | 10 | 1.2K | 116 | 297 |
| 371 | Disease | 10 | 1.2K | 103 | 292 |
| 373 | Orthopedics | 30 | 1.2K | 521 | 357 |
| 374 | Learning | 35 | 1.2K | 309 | 325 |
| 375 | Vision | 30 | 1.2K | 175 | 173 |
| 376 | Vocational guidance | 20 | 1.2K | 290 | 209 |
| 377 | Regional Economics | 41 | 1.2K | 16 | 20 |
| 378 | ecosystem | 26 | 1.1K | 398 | 395 |
| 379 | energy resources | 18 | 1.1K | 491 | 450 |
| 380 | Hemodynamics | 17 | 1.1K | 249 | 183 |
| 380 | alcoholism | 31 | 1.1K | 423 | 372 |
| 382 | Meteorites | 37 | 1.1K | 319 | 432 |
| 383 | polymerization | 76 | 1.1K | 977 | 1268 |
| 384 | Animal genetics | 37 | 1.1K | 127 | 100 |
| 385 | Dementia | 68 | 1.1K | 262 | 237 |
| 385 | finance | 40 | 1.1K | 584 | 458 |
| 387 | Developmental Psychology | 53 | 1.1K | 173 | 291 |
| 388 | Marine Pollution | 35 | 1.1K | 212 | 268 |
| 389 | Medical innovations | 22 | 1.1K | 262 | 455 |
| 390 | Orthopedic Surgery | 25 | 1.1K | 208 | 117 |
| 391 | drug addiction | 26 | 1.1K | 367 | 307 |
| 392 | Genetic therapy | 26 | 1.1K | 372 | 343 |
| 393 | nuclear astrophysics | 22 | 1.1K | 106 | 102 |
| 394 | Child Development | 52 | 1.1K | 404 | 563 |
| 395 | Molecular evolution | 28 | 1.0K | 424 | 454 |
| 396 | Mechanical Engineering | 114 | 1.0K | 213 | 343 |
| 397 | Quality of life | 50 | 1.0K | 148 | 304 |
| 398 | cytokines | 31 | 1.0K | 260 | 233 |
| 399 | Mass Spectrometry | 42 | 1.0K | 225 | 275 |
| 400 | Production Engineering | 52 | 1.0K | 335 | 284 |
| 400 | Radiobiology | 64 | 1.0K | 330 | 465 |
| 402 | Neural circuitry | 22 | 1.0K | 646 | 435 |
| 403 | Membranes | 39 | 1.0K | 454 | 662 |
| 403 | Quantum theory | 48 | 1.0K | 130 | 112 |
| 405 | Metastasis | 6 | 1.0K | 93 | 37 |
| 406 | Social behavior | 41 | 1.0K | 208 | 307 |
| 407 | Surgery | 31 | 1.0K | 779 | 1029 |
| 407 | Systems Biology | 53 | 1.0K | 187 | 195 |
| 409 | Dynamics | 72 | 1.0K | 149 | 207 |
| 409 | Business Ethics | 7 | 1.0K | 620 | 268 |
| 409 | Environmental pollutants | 22 | 1.0K | 818 | 564 |
| 412 | Histology | 58 | 996 | 318 | 550 |
| 413 | actuators | 35 | 984 | 577 | 658 |
| 413 | transducers | 35 | 984 | 577 | 658 |
| 415 | Solitons | 33 | 983 | 121 | 91 |
| 415 | Fractals | 33 | 983 | 181 | 118 |
| 415 | Chaos | 33 | 983 | 121 | 91 |
| 418 | vitamin C | 19 | 981 | 36 | 32 |
| 418 | vitamin E | 19 | 981 | 36 | 32 |
| 420 | Parasitic Diseases | 43 | 980 | 438 | 593 |
| 420 | gene mapping | 30 | 980 | 612 | 704 |
| 422 | Ultrasonics | 78 | 979 | 34 | 173 |
| 422 | Chromatographic analysis | 43 | 979 | 357 | 292 |
| 424 | Sites | 23 | 969 | 136 | 136 |
| 425 | Cognition | 57 | 966 | 343 | 511 |
| 426 | Androgens | 20 | 960 | 38 | 27 |
| 427 | global environmental change | 25 | 956 | 165 | 228 |
| 428 | drug development | 31 | 946 | 167 | 445 |
| 429 | Hydraulic Engineering | 26 | 933 | 360 | 249 |
| 430 | Geriatric Psychiatry | 21 | 932 | 350 | 210 |
| 431 | Ultrasound | 39 | 930 | 53 | 65 |
| 431 | Fisheries | 16 | 930 | 850 | 440 |
| 433 | Substance Abuse | 28 | 929 | 440 | 328 |
| 434 | Chromatography | 40 | 924 | 293 | 253 |
| 435 | Geomagnetism | 32 | 922 | 185 | 143 |
| 436 | epilepsy | 38 | 912 | 146 | 171 |
| 437 | Sleep Disorders | 40 | 908 | 436 | 453 |
| 438 | Computer Vision | 42 | 905 | 167 | 389 |
| 439 | Land use | 22 | 892 | 265 | 186 |
| 439 | Electrophysiology | 53 | 892 | 144 | 163 |
| 441 | Sleep | 38 | 889 | 458 | 457 |
| 442 | Developmental Biology | 16 | 886 | 1052 | 948 |
| 443 | Clinical Pharmacology | 48 | 877 | 234 | 347 |
| 444 | Quality Control | 30 | 876 | 348 | 295 |
| 444 | Mutagenesis | 8 | 876 | 199 | 35 |
| 446 | Agronomy | 5 | 869 | 493 | 174 |
| 446 | Child psychology | 40 | 869 | 371 | 564 |
| 448 | Information Theory | 37 | 867 | 204 | 221 |
| 449 | Computer Graphics | 37 | 862 | 362 | 392 |
| 450 | Cosmochemistry | 34 | 861 | 154 | 224 |
| 451 | Smoking | 22 | 860 | 250 | 210 |
| 451 | natural products | 60 | 860 | 187 | 380 |
| 453 | Environmental Chemistry | 40 | 852 | 417 | 863 |
| 454 | Electrical Engineering | 97 | 851 | 572 | 545 |
| 454 | Radio | 37 | 851 | 117 | 85 |
| 456 | Sustainable Engineering | 32 | 850 | 386 | 498 |
| 457 | Wildlife conservation | 26 | 842 | 355 | 424 |
| 458 | Chromosomes | 19 | 837 | 332 | 286 |
| 459 | Muscles | 13 | 833 | 406 | 238 |
| 460 | Crystallography | 49 | 828 | 336 | 275 |
| 461 | Health promotion | 5 | 819 | 1402 | 394 |
| 462 | Agricultural Science | 2 | 816 | 325 | 92 |
| 463 | Adolescent | 47 | 815 | 426 | 518 |
| 464 | biological invasions | 31 | 812 | 59 | 86 |
| 465 | Ecological Engineering | 23 | 811 | 71 | 90 |
| 466 | Measurement | 41 | 805 | 160 | 167 |
| 466 | Transplantation | 23 | 805 | 487 | 536 |
| 468 | Virulence | 19 | 804 | 454 | 618 |
| 469 | management | 44 | 803 | 923 | 1239 |
| 470 | cell adhesion molecules | 23 | 801 | 62 | 55 |
| 471 | Plant Pathology | 25 | 800 | 20 | 14 |
| 471 | peptides | 34 | 800 | 71 | 57 |
| 473 | plant molecular biology | 21 | 796 | 646 | 753 |
| 474 | Biochemical Engineering | 35 | 790 | 1047 | 1902 |
| 474 | Cerebral cortex | 27 | 790 | 273 | 370 |
| 476 | Population | 55 | 788 | 117 | 184 |
| 477 | Yeast | 9 | 786 | 221 | 80 |
| 478 | behavioral medicine | 17 | 784 | 497 | 428 |
| 479 | Cell death | 26 | 778 | 383 | 572 |
| 480 | complementary therapies | 24 | 777 | 560 | 318 |
| 481 | Minerals | 41 | 774 | 48 | 90 |
| 482 | Sedimentary rocks | 28 | 770 | 64 | 118 |
| 483 | coal | 14 | 760 | 765 | 564 |
| 484 | Alternative Medicine | 21 | 758 | 596 | 322 |
| 485 | Plant breeding | 6 | 756 | 669 | 147 |
| 485 | freshwater biology | 26 | 756 | 189 | 222 |
| 487 | Product Design | 24 | 752 | 143 | 66 |
| 488 | Stochastic Processes | 24 | 744 | 201 | 79 |
| 488 | Neurons | 6 | 744 | 555 | 668 |
| 488 | software | 23 | 744 | 141 | 132 |
| 491 | Drug delivery systems | 23 | 743 | 448 | 546 |
| 492 | older people | 42 | 739 | 349 | 257 |
| 493 | Sarcopenia | 7 | 738 | 191 | 65 |
| 494 | environmental exposure | 20 | 733 | 666 | 546 |
| 495 | hazard mitigation | 19 | 729 | 209 | 138 |
| 496 | Phytotherapy | 9 | 724 | 423 | 110 |
| 497 | Radio frequency | 30 | 723 | 19 | 29 |
| 498 | Evidence-Based Medicine | 17 | 718 | 424 | 156 |
| 499 | Structural dynamics | 29 | 715 | 269 | 345 |
| 500 | environmental issues | 19 | 712 | 61 | 52 |
| 501 | Nanostructures | 34 | 710 | 517 | 840 |
| 502 | Operations Research | 38 | 708 | 652 | 750 |
| 503 | mass transfer | 18 | 706 | 749 | 555 |
| 503 | probabilities | 51 | 706 | 265 | 244 |
| 505 | Microelectronics | 19 | 700 | 857 | 812 |
| 506 | Entomology | 61 | 698 | 469 | 618 |
| 507 | food handling | 14 | 697 | 283 | 179 |
| 508 | Data Mining | 31 | 696 | 280 | 464 |
| 508 | Bone diseases | 19 | 696 | 87 | 180 |
| 510 | Sound | 25 | 690 | 153 | 55 |
| 511 | Microscopy | 29 | 687 | 408 | 341 |
| 512 | Sports Medicine | 51 | 685 | 590 | 772 |
| 512 | Ferroelectricity | 23 | 685 | 253 | 97 |
| 514 | Medical Technology | 40 | 684 | 246 | 412 |
| 515 | Reproductive health | 22 | 679 | 191 | 147 |
| 516 | Molecular Pharmacology | 9 | 676 | 473 | 273 |
| 517 | Biometrics | 37 | 675 | 255 | 326 |
| 518 | Algorithms | 44 | 673 | 28 | 80 |
| 519 | Electrophoresis | 30 | 672 | 431 | 489 |
| 520 | Nondestructive testing | 22 | 664 | 142 | 94 |
| 520 | mutation | 8 | 664 | 377 | 198 |
| 522 | Marine Ecology | 14 | 658 | 331 | 143 |
| 522 | Biogeochemistry | 16 | 658 | 553 | 587 |
| 522 | Africa | 28 | 658 | 405 | 193 |
| 522 | Host-parasite interactions | 14 | 658 | 600 | 778 |
| 526 | Information Science | 23 | 654 | 858 | 813 |
| 527 | Fluid Mechanics | 34 | 653 | 514 | 537 |
| 528 | Geometry | 81 | 652 | 97 | 146 |
| 529 | economic policy | 75 | 644 | 299 | 519 |
| 530 | Political Science | 46 | 641 | 443 | 432 |
| 531 | Neuropsychiatry | 33 | 639 | 166 | 285 |
| 532 | Educational Technology | 15 | 637 | 619 | 285 |
| 533 | Computer Science | 36 | 634 | 430 | 344 |
| 534 | Soil Mechanics | 11 | 629 | 684 | 427 |
| 534 | Statistical Mechanics | 37 | 629 | 227 | 208 |
| 534 | Herbal medicine | 13 | 629 | 222 | 131 |
| 534 | Chromosome mapping | 25 | 629 | 633 | 791 |
| 538 | Radiation | 35 | 628 | 580 | 624 |
| 539 | pollutants | 14 | 627 | 911 | 724 |
| 540 | Pediatric Rheumatology | 20 | 625 | 36 | 10 |
| 540 | Animal breeding | 21 | 625 | 284 | 187 |
| 542 | drug resistance | 22 | 622 | 91 | 105 |
| 542 | world | 18 | 622 | 227 | 314 |
| 544 | Molecular Spectroscopy | 25 | 620 | 558 | 462 |
| 545 | Middle East | 21 | 616 | 242 | 88 |
| 546 | Mycology | 54 | 608 | 260 | 630 |
| 547 | Personality Assessment | 10 | 607 | 282 | 191 |
| 548 | Animal Nutrition | 19 | 594 | 188 | 132 |
| 549 | computer networks | 36 | 593 | 565 | 722 |
| 550 | Transgenic plants | 2 | 592 | 739 | 118 |
| 551 | Rock Mechanics | 14 | 591 | 453 | 324 |
| 552 | Economic Development | 30 | 590 | 453 | 680 |
| 552 | Jurisprudence | 41 | 590 | 162 | 209 |
| 554 | rivers | 8 | 588 | 139 | 51 |
| 555 | Natural Sciences | 64 | 586 | 4 | 4 |
| 556 | Biodegradation | 15 | 585 | 145 | 130 |
| 556 | Development | 20 | 585 | 238 | 323 |
| 556 | Trace elements | 16 | 585 | 27 | 29 |
| 559 | Synaptic Transmission | 20 | 582 | 101 | 123 |
| 560 | Wireless Communication Systems | 49 | 574 | 330 | 463 |
| 561 | embryo transfer | 8 | 571 | 285 | 59 |
| 562 | Clinical Biochemistry | 38 | 567 | 252 | 401 |
| 562 | Economic Assistance | 14 | 567 | 276 | 284 |
| 564 | Anatomy | 30 | 564 | 682 | 875 |
| 565 | Pharmacokinetics | 14 | 563 | 347 | 249 |
| 566 | city planning | 34 | 557 | 383 | 455 |
| 567 | Social Change | 10 | 556 | 473 | 364 |
| 568 | Immunochemistry | 9 | 551 | 643 | 247 |
| 569 | feeding behavior | 14 | 550 | 310 | 249 |
| 570 | Medical Anthropology | 11 | 548 | 668 | 586 |
| 570 | preimplantation genetic diagnosis | 7 | 548 | 296 | 54 |
| 570 | Surface properties | 28 | 548 | 178 | 395 |
| 570 | Digestive system diseases | 20 | 548 | 350 | 317 |
| 574 | Coastal zone management | 13 | 545 | 224 | 111 |
| 574 | Surface-Active Agents | 27 | 545 | 165 | 345 |
| 574 | Genetic disorders | 16 | 545 | 208 | 184 |
| 577 | scientific societies | 15 | 544 | 298 | 230 |
| 578 | bioclimatology | 21 | 540 | 178 | 186 |
| 579 | Appetite | 12 | 537 | 300 | 207 |
| 580 | Social policy | 29 | 533 | 203 | 201 |
| 581 | histological techniques | 12 | 530 | 319 | 297 |
| 582 | health planning | 38 | 528 | 417 | 587 |
| 583 | Corporate Social Responsibility | 7 | 525 | 93 | 50 |
| 583 | environmental auditing | 7 | 525 | 100 | 50 |
| 585 | Industrial Policy | 24 | 522 | 64 | 127 |
| 586 | Tourism | 15 | 521 | 694 | 685 |
| 586 | Lipids | 34 | 521 | 267 | 627 |
| 588 | Nonlinear systems | 21 | 518 | 135 | 126 |
| 589 | sanitation | 15 | 516 | 803 | 1074 |
| 589 | Flow cytometry | 6 | 516 | 272 | 76 |
| 591 | Freshwater Ecology | 12 | 514 | 53 | 5 |
| 592 | Long-Term Care | 28 | 512 | 83 | 223 |
| 592 | Long-term care facilities | 28 | 512 | 83 | 222 |
| 592 | Biomechanics | 13 | 512 | 714 | 574 |
| 595 | Plant Morphology | 22 | 505 | 113 | 107 |
| 596 | Magnetic Materials | 25 | 501 | 487 | 575 |
| 597 | Agricultural Ecology | 22 | 500 | 336 | 603 |
| 598 | X-ray crystallography | 19 | 495 | 193 | 128 |
| 599 | Conservation Biology | 27 | 493 | 285 | 537 |
| 600 | soil conservation | 16 | 492 | 203 | 165 |
| 601 | Algebra | 63 | 486 | 240 | 267 |
| 602 | Imaging systems | 20 | 484 | 139 | 82 |
| 603 | Aquatic animals | 11 | 483 | 54 | 27 |
| 604 | Photogrammetry | 114 | 482 | 32 | 43 |
| 605 | pharmaceutical industry | 16 | 478 | 137 | 77 |
| 606 | Anxiety Disorders | 9 | 463 | 287 | 320 |
| 606 | Anxiety | 9 | 463 | 287 | 322 |
| 608 | optical instruments | 9 | 461 | 253 | 151 |
| 609 | Heterocyclic compounds | 62 | 458 | 84 | 129 |
| 610 | Decision making | 14 | 453 | 648 | 530 |
| 611 | biochemical markers | 14 | 451 | 252 | 110 |
| 611 | mammals | 42 | 451 | 140 | 326 |
| 613 | Philosophy | 71 | 447 | 324 | 305 |
| 613 | Ethnobotany | 7 | 447 | 70 | 56 |
| 615 | internet | 9 | 446 | 688 | 287 |
| 616 | Microwaves | 72 | 444 | 98 | 184 |
| 617 | Bifurcation Theory | 33 | 443 | 72 | 128 |
| 618 | Methodology | 25 | 442 | 22 | 41 |
| 619 | Environmental Law | 12 | 441 | 525 | 747 |
| 620 | Microcirculation | 13 | 439 | 145 | 123 |
| 620 | Traditional medicine | 6 | 439 | 150 | 64 |
| 620 | ethnobiology | 6 | 439 | 125 | 61 |
| 620 | Ethnomedicine | 6 | 439 | 65 | 57 |
| 624 | Adolescent Psychology | 19 | 437 | 266 | 371 |
| 625 | China | 34 | 433 | 805 | 1001 |
| 626 | innovation | 12 | 432 | 235 | 388 |
| 627 | magnetic resonance | 23 | 427 | 68 | 68 |
| 628 | Social Psychology | 33 | 426 | 615 | 1011 |
| 629 | Fashion merchandising | 23 | 425 | 2 | 3 |
| 629 | Fashion | 23 | 425 | 9 | 11 |
| 631 | Petroleum Geology | 15 | 424 | 202 | 201 |
| 631 | land degradation | 11 | 424 | 138 | 83 |
| 631 | degradation | 11 | 424 | 138 | 83 |
| 634 | Mining Engineering | 10 | 422 | 281 | 189 |
| 634 | Bioremediation | 14 | 422 | 183 | 228 |
| 636 | Marine resources | 11 | 417 | 274 | 153 |
| 637 | Respiratory system | 10 | 416 | 292 | 206 |
| 638 | Blood vessels | 12 | 414 | 105 | 84 |
| 639 | Heat Exchangers | 23 | 413 | 312 | 564 |
| 640 | rehabilitation | 24 | 411 | 751 | 1003 |
| 641 | Histochemistry | 28 | 409 | 265 | 409 |
| 641 | Fungi | 20 | 409 | 373 | 588 |
| 643 | industrial hygiene | 24 | 407 | 287 | 203 |
| 644 | Quantum Optics | 22 | 405 | 287 | 321 |
| 645 | Robotics | 22 | 404 | 588 | 651 |
| 646 | Heart Failure | 9 | 401 | 234 | 225 |
| 646 | Aquatic ecology | 23 | 401 | 216 | 328 |
| 648 | weather | 17 | 400 | 120 | 144 |
| 649 | Hydrogeology | 26 | 399 | 119 | 185 |
| 649 | Risk Management | 16 | 399 | 209 | 222 |
| 651 | Combustion | 23 | 396 | 437 | 585 |
| 652 | occupational diseases | 18 | 395 | 306 | 392 |
| 653 | Interfaces | 18 | 393 | 30 | 40 |
| 654 | Maps | 28 | 392 | 14 | 15 |
| 655 | Planetary Science | 27 | 386 | 141 | 185 |
| 655 | Glaciology | 11 | 386 | 85 | 77 |
| 655 | Morphology | 16 | 386 | 300 | 242 |
| 655 | glaciers | 11 | 386 | 77 | 75 |
| 659 | Climate | 15 | 384 | 174 | 250 |
| 660 | Women's health | 15 | 381 | 504 | 416 |
| 661 | Algae | 14 | 376 | 365 | 386 |
| 662 | Telecommunication | 34 | 375 | 580 | 673 |
| 662 | amino acids | 13 | 375 | 142 | 172 |
| 664 | Australia | 30 | 374 | 469 | 601 |
| 665 | Industrial Engineering | 19 | 373 | 763 | 828 |
| 666 | Immunogenetics | 10 | 372 | 397 | 320 |
| 667 | Genetic Toxicology | 9 | 371 | 205 | 246 |
| 668 | Vaccination | 25 | 370 | 13 | 70 |
| 669 | Rural Development | 10 | 369 | 232 | 155 |
| 670 | Historic Preservation | 27 | 367 | 8 | 11 |
| 670 | NMR | 22 | 367 | 76 | 88 |
| 672 | dietary supplements | 4 | 366 | 773 | 257 |
| 673 | Industrial Safety | 21 | 365 | 310 | 378 |
| 673 | cell membrane | 10 | 365 | 370 | 374 |
| 675 | Plant Taxonomy | 36 | 364 | 69 | 147 |
| 676 | Sustainable Development | 16 | 363 | 819 | 980 |
| 677 | Public Policy | 29 | 362 | 462 | 805 |
| 677 | Computer-Aided Design | 37 | 362 | 183 | 456 |
| 679 | Plant tissue culture | 7 | 361 | 505 | 271 |
| 680 | pigments | 12 | 357 | 350 | 286 |
| 681 | Neuropharmacology | 14 | 355 | 174 | 237 |
| 682 | Radiology | 26 | 352 | 545 | 643 |
| 683 | Proteomics | 13 | 351 | 536 | 668 |
| 683 | Strategic planning | 14 | 351 | 228 | 282 |
| 685 | Schizophrenia | 10 | 349 | 703 | 692 |
| 685 | energy development | 23 | 349 | 136 | 479 |
| 685 | Plant cell culture | 4 | 349 | 665 | 272 |
| 688 | Origin of life | 6 | 348 | 70 | 32 |
| 688 | Organelle biogenesis | 6 | 348 | 131 | 61 |
| 690 | DNA polymerases | 3 | 346 | 543 | 512 |
| 691 | Energy Conversion | 8 | 345 | 890 | 985 |
| 692 | Process Control | 7 | 344 | 594 | 613 |
| 692 | Flexible manufacturing systems | 15 | 344 | 63 | 94 |
| 694 | Screening | 13 | 343 | 32 | 28 |
| 695 | Ecological disturbances | 7 | 342 | 7 | 4 |
| 695 | Environmental disasters | 7 | 342 | 7 | 4 |
| 697 | Sedimentology | 14 | 341 | 200 | 281 |
| 697 | adolescence | 11 | 341 | 463 | 467 |
| 699 | Energy metabolism | 9 | 339 | 423 | 407 |
| 699 | Latin America | 29 | 339 | 476 | 226 |
| 699 | Agricultural systems | 11 | 339 | 134 | 171 |
| 702 | Natural resources | 8 | 338 | 483 | 402 |
| 702 | Peroxisomes | 5 | 338 | 19 | 4 |
| 704 | individual differences | 9 | 337 | 103 | 113 |
| 705 | Cell division | 12 | 336 | 171 | 201 |
| 705 | blood transfusion | 13 | 336 | 381 | 310 |
| 707 | Physical Therapy | 16 | 335 | 588 | 771 |
| 707 | Transportation | 9 | 335 | 1114 | 836 |
| 707 | Semiconductors | 17 | 335 | 975 | 862 |
| 710 | prostaglandins | 16 | 333 | 155 | 190 |
| 710 | educational innovations | 10 | 333 | 216 | 149 |
| 712 | Chemical analysis | 12 | 330 | 621 | 577 |
| 713 | Drug targeting | 5 | 328 | 187 | 98 |
| 713 | voice | 14 | 328 | 160 | 137 |
| 715 | soil management | 10 | 326 | 269 | 292 |
| 716 | Information Technology | 15 | 324 | 1179 | 934 |
| 716 | disease outbreaks | 22 | 324 | 124 | 283 |
| 716 | Epidemics | 22 | 324 | 120 | 281 |
| 719 | Photochemistry | 27 | 323 | 488 | 921 |
| 719 | psychotherapy | 26 | 323 | 444 | 729 |
| 719 | lasers | 26 | 323 | 572 | 638 |
| 722 | Wind power | 17 | 322 | 43 | 71 |
| 723 | Hydrodynamics | 4 | 321 | 588 | 306 |
| 723 | Developmental Immunology | 13 | 321 | 285 | 333 |
| 723 | Phylogeny | 12 | 321 | 441 | 582 |
| 726 | Neonatology | 18 | 320 | 158 | 236 |
| 726 | Nuclear Chemistry | 8 | 320 | 811 | 391 |
| 728 | tomography | 21 | 318 | 73 | 97 |
| 729 | Elderly | 20 | 315 | 461 | 271 |
| 730 | Nutrigenomics | 10 | 314 | 24 | 33 |
| 731 | Phytochemistry | 5 | 313 | 157 | 46 |
| 731 | Phytoremediation | 5 | 313 | 157 | 46 |
| 731 | environmental remediation | 5 | 313 | 213 | 60 |
| 731 | Bioreactors | 5 | 313 | 157 | 46 |
| 735 | Insects | 22 | 312 | 533 | 635 |
| 735 | Chronic diseases | 12 | 312 | 360 | 570 |
| 737 | Information Systems | 7 | 311 | 1022 | 631 |
| 738 | Fuzzy systems | 20 | 310 | 495 | 459 |
| 738 | venom | 13 | 310 | 315 | 321 |
| 738 | Toxins | 13 | 310 | 344 | 357 |
| 741 | Seaweed | 8 | 309 | 387 | 349 |
| 742 | Geriatric Pharmacology | 13 | 307 | 79 | 106 |
| 743 | Atomic spectroscopy | 23 | 306 | 379 | 550 |
| 743 | Informatics | 22 | 306 | 186 | 409 |
| 745 | Geothermal Energy | 18 | 304 | 37 | 72 |
| 746 | Logic | 29 | 302 | 66 | 94 |
| 746 | Cell metabolism | 3 | 302 | 848 | 847 |
| 748 | Marine Geology | 11 | 299 | 285 | 268 |
| 749 | Oceanography | 15 | 296 | 1049 | 1159 |
| 750 | Systems Engineering | 25 | 295 | 654 | 858 |
| 750 | Viticulture | 15 | 295 | 22 | 39 |
| 750 | Body Image | 9 | 295 | 87 | 104 |
| 753 | behavior therapy | 16 | 293 | 359 | 462 |
| 754 | Fracture mechanics | 18 | 292 | 637 | 716 |
| 755 | Parasitology | 15 | 291 | 1345 | 1360 |
| 755 | Freezing | 23 | 291 | 79 | 80 |
| 757 | Chemical Oceanography | 3 | 289 | 353 | 226 |
| 758 | Ultrasonic Imaging | 52 | 286 | 23 | 190 |
| 759 | Software Engineering | 17 | 285 | 383 | 368 |
| 760 | Rock deformation | 9 | 284 | 81 | 80 |
| 760 | brain mapping | 10 | 284 | 379 | 504 |
| 762 | traffic safety | 21 | 282 | 49 | 72 |
| 763 | Magnetic Resonance Imaging | 12 | 281 | 233 | 239 |
| 763 | Production Management | 6 | 281 | 868 | 858 |
| 765 | Plant Genetics | 7 | 280 | 492 | 536 |
| 765 | Comparative Physiology | 17 | 280 | 352 | 457 |
| 767 | Antarctica | 13 | 279 | 223 | 150 |
| 768 | Inorganic Chemistry | 6 | 277 | 25 | 17 |
| 769 | Obsessive-Compulsive Disorder | 7 | 276 | 50 | 20 |
| 770 | Organometallic compounds | 9 | 275 | 843 | 673 |
| 771 | Liposomes | 6 | 273 | 388 | 262 |
| 772 | Molecular cloning | 13 | 272 | 727 | 843 |
| 772 | Travel | 36 | 272 | 103 | 261 |
| 772 | Genetic recombination | 13 | 272 | 717 | 833 |
| 772 | Immunohistochemistry | 15 | 272 | 24 | 29 |
| 772 | Recombinant DNA | 13 | 272 | 800 | 920 |
| 777 | biological monitoring | 10 | 267 | 184 | 227 |
| 778 | drug toxicity | 2 | 264 | 718 | 162 |
| 779 | Greenhouse gases | 3 | 262 | 391 | 212 |
| 780 | Mechatronics | 9 | 261 | 364 | 227 |
| 780 | Animal Physiology | 10 | 261 | 67 | 77 |
| 780 | Natural selection | 10 | 261 | 67 | 77 |
| 780 | genetic selection | 10 | 261 | 67 | 77 |
| 784 | Animal | 12 | 260 | 32 | 30 |
| 785 | Fluid Dynamics | 20 | 258 | 442 | 637 |
| 785 | Geodesy | 10 | 258 | 348 | 293 |
| 787 | Health Policy | 17 | 257 | 1042 | 1388 |
| 788 | Public Administration | 18 | 255 | 571 | 579 |
| 788 | Parenteral nutrition | 9 | 255 | 707 | 777 |
| 790 | Reproductive toxicology | 11 | 251 | 192 | 262 |
| 790 | biological agents | 30 | 251 | 55 | 23 |
| 792 | Ecological Genetics | 14 | 250 | 201 | 204 |
| 792 | Scandinavia | 11 | 250 | 372 | 375 |
| 794 | vibration | 15 | 249 | 545 | 641 |
| 795 | Production Planning | 6 | 247 | 141 | 121 |
| 795 | Production Control | 6 | 247 | 138 | 120 |
| 795 | Homeostasis | 2 | 247 | 682 | 871 |
| 795 | Crystal growth | 19 | 247 | 351 | 589 |
| 799 | Music | 11 | 246 | 461 | 285 |
| 799 | Sustainable agriculture | 16 | 246 | 217 | 369 |
| 799 | Multivariate Analysis | 11 | 246 | 222 | 228 |
| 799 | Sports | 21 | 246 | 866 | 1033 |
| 803 | Neurotransmitters | 14 | 245 | 208 | 221 |
| 803 | data collection | 20 | 245 | 255 | 644 |
| 805 | Crystallization | 20 | 244 | 124 | 172 |
| 805 | X-ray spectroscopy | 12 | 244 | 66 | 41 |
| 805 | Kidney diseases | 10 | 244 | 607 | 638 |
| 808 | Occupational Health | 15 | 243 | 454 | 493 |
| 808 | Chemical Ecology | 10 | 243 | 269 | 364 |
| 810 | Demographic research | 9 | 242 | 62 | 117 |
| 811 | eugenics | 22 | 241 | 114 | 244 |
| 812 | Laser Spectroscopy | 15 | 240 | 344 | 421 |
| 813 | catalytic activity | 10 | 239 | 350 | 440 |
| 814 | Municipal Engineering | 7 | 238 | 154 | 95 |
| 814 | counseling | 9 | 238 | 821 | 695 |
| 814 | pheromones | 9 | 238 | 258 | 340 |
| 817 | Echocardiography | 11 | 237 | 11 | 14 |
| 817 | Enzyme | 7 | 237 | 289 | 344 |
| 819 | Career development | 3 | 236 | 442 | 99 |
| 819 | Flood control | 12 | 236 | 52 | 40 |
| 821 | Food Science | 6 | 232 | 83 | 22 |
| 821 | Urban Policy | 10 | 232 | 362 | 405 |
| 821 | Radiation Oncology | 6 | 232 | 277 | 179 |
| 824 | Pharmacogenomics | 6 | 231 | 159 | 164 |
| 824 | Microbial Biotechnology | 12 | 231 | 343 | 524 |
| 826 | Telecommunication Systems | 40 | 230 | 234 | 756 |
| 827 | Photography | 86 | 228 | 531 | 569 |
| 827 | clay | 9 | 228 | 415 | 567 |
| 829 | Teaching | 9 | 227 | 1092 | 798 |
| 830 | Nephrology | 6 | 226 | 468 | 498 |
| 831 | Probability | 9 | 225 | 349 | 352 |
| 832 | Cardiovascular Pharmacology | 10 | 224 | 89 | 94 |
| 832 | Primates | 14 | 224 | 318 | 384 |
| 834 | Plant genetic engineering | 9 | 223 | 575 | 723 |
| 834 | Antigens | 11 | 223 | 514 | 616 |
| 836 | sexual behavior | 13 | 222 | 251 | 393 |
| 836 | Breeding | 12 | 222 | 668 | 827 |
| 838 | Luminescence | 8 | 221 | 927 | 625 |
| 839 | Traffic Engineering | 2 | 220 | 610 | 266 |
| 840 | Computational Chemistry | 7 | 219 | 498 | 498 |
| 840 | plasma spraying | 4 | 219 | 245 | 114 |
| 842 | International Finance | 19 | 215 | 612 | 936 |
| 843 | Endocrine glands | 7 | 214 | 135 | 327 |
| 843 | Calorimetry | 14 | 214 | 464 | 488 |
| 843 | Thermal analysis | 14 | 214 | 464 | 488 |
| 846 | Cognitive Therapy | 16 | 212 | 229 | 351 |
| 846 | Longevity | 6 | 212 | 79 | 73 |
| 846 | rejuvenation | 6 | 212 | 46 | 60 |
| 849 | Particle Physics | 11 | 211 | 463 | 400 |
| 849 | Water Microbiology | 7 | 211 | 202 | 214 |
| 849 | gastrointestinal tract | 4 | 211 | 288 | 202 |
| 852 | Immunopharmacology | 8 | 208 | 659 | 624 |
| 852 | preventive medicine | 22 | 208 | 458 | 1056 |
| 854 | Genetic markers | 4 | 207 | 198 | 61 |
| 855 | Ecohydrology | 12 | 205 | 71 | 144 |
| 855 | Photobiology | 20 | 205 | 378 | 896 |
| 857 | Creativity | 4 | 204 | 198 | 101 |
| 858 | Tribology | 11 | 203 | 705 | 693 |
| 859 | Political Parties | 5 | 202 | 162 | 94 |
| 859 | Nonlinear mechanics | 14 | 202 | 104 | 188 |
| 861 | Mental Health | 17 | 201 | 674 | 928 |
| 861 | Antibodies | 9 | 201 | 405 | 503 |
| 863 | Intellectual disability | 6 | 199 | 647 | 487 |
| 864 | Combinatorial chemistry | 5 | 197 | 772 | 725 |
| 864 | Neuroimmunology | 9 | 197 | 413 | 665 |
| 864 | Ore deposits | 9 | 197 | 308 | 356 |
| 867 | Nonlinear Optics | 9 | 196 | 102 | 71 |
| 867 | Randomized Controlled Trials | 13 | 196 | 567 | 545 |
| 869 | Marine invertebrates | 11 | 195 | 50 | 42 |
| 869 | embryonic development | 3 | 195 | 499 | 288 |
| 869 | Financial management | 4 | 195 | 487 | 407 |
| 872 | Risk | 3 | 194 | 667 | 405 |
| 872 | concrete | 9 | 194 | 622 | 897 |
| 874 | Laser therapy | 17 | 193 | 102 | 105 |
| 875 | Engineering Mathematics | 26 | 192 | 873 | 1217 |
| 875 | Horticulture | 10 | 192 | 431 | 347 |
| 875 | human development | 12 | 192 | 350 | 549 |
| 875 | Approximation Theory | 11 | 192 | 202 | 162 |
| 879 | Primary health care | 16 | 189 | 765 | 1076 |
| 880 | Human-Computer Interaction | 23 | 188 | 372 | 928 |
| 881 | Industrial Design | 9 | 187 | 99 | 88 |
| 881 | Quantum Computing | 8 | 187 | 87 | 86 |
| 881 | fuel cells | 6 | 187 | 1084 | 1133 |
| 884 | insurance | 5 | 186 | 304 | 171 |
| 885 | Hematopoietic stem cell transplantation | 7 | 185 | 245 | 365 |
| 885 | Insect biochemistry | 4 | 185 | 415 | 355 |
| 887 | Neurogenetics | 8 | 184 | 120 | 159 |
| 887 | Labor Economics | 7 | 184 | 306 | 320 |
| 889 | Entrepreneurship | 10 | 183 | 504 | 848 |
| 889 | Solutions | 5 | 183 | 299 | 139 |
| 891 | Nursing | 16 | 182 | 854 | 876 |
| 891 | Asthma | 11 | 182 | 296 | 352 |
| 891 | Fouling | 4 | 182 | 190 | 168 |
| 894 | radar | 14 | 181 | 61 | 117 |
| 895 | consumer behavior | 9 | 177 | 241 | 391 |
| 896 | Adaptive control systems | 9 | 176 | 277 | 233 |
| 896 | herbicides | 4 | 176 | 271 | 154 |
| 898 | Neuroplasticity | 9 | 175 | 111 | 181 |
| 898 | neuronal plasticity | 9 | 175 | 80 | 162 |
| 898 | irrigation | 10 | 175 | 207 | 203 |
| 901 | Occupational Therapy | 11 | 173 | 518 | 379 |
| 901 | Developmental Disabilities | 14 | 173 | 462 | 848 |
| 901 | industrial relations | 7 | 173 | 582 | 424 |
| 901 | thinking | 3 | 173 | 285 | 118 |
| 905 | biofuels | 1 | 172 | 646 | 343 |
| 905 | Supramolecular chemistry | 17 | 172 | 26 | 50 |
| 905 | Environmental Geochemistry | 10 | 172 | 170 | 222 |
| 908 | agricultural policy | 13 | 171 | 66 | 264 |
| 908 | Nonprofit organizations | 8 | 171 | 150 | 168 |
| 910 | Amyloidosis | 13 | 170 | 38 | 87 |
| 911 | Genetic Research | 3 | 169 | 176 | 68 |
| 912 | Agricultural Engineering | 16 | 168 | 134 | 291 |
| 912 | Artificial Organs | 10 | 168 | 388 | 371 |
| 914 | Food Policy | 9 | 167 | 162 | 319 |
| 914 | Computational Mathematics | 2 | 167 | 163 | 71 |
| 914 | cryosphere | 5 | 167 | 355 | 340 |
| 917 | Gene expression regulation | 11 | 166 | 538 | 967 |
| 918 | Lipid metabolism | 8 | 165 | 200 | 395 |
| 918 | Lymphoma | 67 | 165 | 50 | 159 |
| 918 | Multiple Myeloma | 67 | 165 | 49 | 146 |
| 918 | Lipid | 8 | 165 | 201 | 396 |
| 922 | heredity | 7 | 164 | 465 | 431 |
| 923 | Heterocyclic chemistry | 31 | 163 | 70 | 108 |
| 923 | International criminal law | 8 | 163 | 5 | 2 |
| 923 | Recycling | 5 | 163 | 458 | 763 |
| 926 | Geographic information systems | 10 | 162 | 565 | 516 |
| 927 | Plate Tectonics | 2 | 161 | 405 | 149 |
| 928 | Wildlife management | 8 | 159 | 393 | 339 |
| 929 | sedimentary basins | 7 | 158 | 114 | 170 |
| 929 | Wetland ecology | 5 | 158 | 327 | 271 |
| 929 | Product life cycle | 4 | 158 | 281 | 266 |
| 929 | corporate culture | 7 | 158 | 58 | 101 |
| 929 | green products | 4 | 158 | 249 | 258 |
| 929 | wetland management | 5 | 158 | 89 | 88 |
| 935 | Psychoneuroimmunology | 6 | 157 | 497 | 688 |
| 935 | Hemophilia | 8 | 157 | 340 | 334 |
| 937 | Machine Learning | 8 | 156 | 186 | 270 |
| 937 | Small Business | 10 | 156 | 384 | 863 |
| 939 | Soil dynamics | 12 | 154 | 189 | 321 |
| 939 | Mental Health Services | 8 | 154 | 875 | 866 |
| 941 | Health Services Research | 14 | 153 | 851 | 1258 |
| 941 | Molecular Microbiology | 4 | 153 | 895 | 1061 |
| 941 | Systems Analysis | 6 | 153 | 877 | 670 |
| 941 | Solar Energy | 12 | 153 | 909 | 1661 |
| 941 | X-rays | 9 | 153 | 347 | 325 |
| 941 | Paleopathology | 10 | 153 | 128 | 137 |
| 947 | Cell adhesion | 6 | 152 | 58 | 126 |
| 947 | tillage | 3 | 152 | 467 | 442 |
| 947 | Gastrointestinal diseases | 9 | 152 | 370 | 405 |
| 950 | Psychosomatic Medicine | 16 | 151 | 332 | 805 |
| 950 | Organic Geochemistry | 3 | 151 | 462 | 409 |
| 952 | atmosphere | 11 | 150 | 392 | 667 |
| 953 | Dentistry | 4 | 149 | 793 | 344 |
| 953 | Land Use Planning | 8 | 149 | 182 | 318 |
| 953 | Restoration Ecology | 4 | 149 | 421 | 328 |
| 953 | Evolution equations | 7 | 149 | 64 | 30 |
| 957 | Asia | 14 | 148 | 1381 | 1533 |
| 958 | Information Retrieval | 7 | 147 | 306 | 375 |
| 959 | Flood forecasting | 7 | 146 | 28 | 33 |
| 960 | Health Information Management | 1 | 145 | 713 | 523 |
| 960 | Radioisotopes | 9 | 145 | 810 | 732 |
| 962 | Mathematical Economics | 9 | 144 | 142 | 222 |
| 962 | Radiochemistry | 2 | 144 | 1590 | 565 |
| 964 | Fishery management | 6 | 143 | 684 | 594 |
| 964 | Consciousness | 7 | 143 | 293 | 354 |
| 966 | cosmic rays | 9 | 140 | 287 | 308 |
| 966 | radiative transfer | 8 | 140 | 424 | 432 |
| 968 | Medical Imaging | 5 | 139 | 317 | 285 |
| 968 | Computational Fluid Dynamics | 6 | 139 | 507 | 458 |
| 968 | Taste | 9 | 139 | 120 | 185 |
| 968 | smell | 9 | 139 | 120 | 185 |
| 968 | Menopause | 2 | 139 | 463 | 189 |
| 973 | Actuarial Science | 4 | 138 | 235 | 153 |
| 973 | Corporate governance | 9 | 138 | 225 | 429 |
| 973 | vascular diseases | 23 | 138 | 207 | 811 |
| 976 | Liquid Crystals | 14 | 137 | 435 | 411 |
| 977 | Quantum Communication | 9 | 136 | 89 | 180 |
| 977 | Radio wave propagation | 26 | 136 | 163 | 443 |
| 979 | Nuclear Energy | 1 | 135 | 2265 | 661 |
| 979 | Requirements Engineering | 2 | 135 | 102 | 63 |
| 981 | Petroleum Engineering | 5 | 134 | 663 | 573 |
| 981 | Knowledge | 16 | 134 | 175 | 223 |
| 981 | Birds | 15 | 134 | 610 | 766 |
| 984 | Communication | 16 | 133 | 923 | 1346 |
| 984 | hygiene | 7 | 133 | 300 | 394 |
| 986 | reasoning | 5 | 132 | 272 | 241 |
| 986 | plant viruses | 3 | 132 | 215 | 160 |
| 988 | Law | 21 | 131 | 578 | 463 |
| 988 | Diagnosis | 6 | 131 | 442 | 358 |
| 988 | drainage | 6 | 131 | 295 | 194 |
| 991 | Preoperative Care | 6 | 130 | 16 | 34 |
| 991 | perioperative care | 6 | 130 | 16 | 34 |
| 993 | Cybernetics | 15 | 129 | 570 | 1057 |
| 993 | fossil | 4 | 129 | 37 | 18 |
| 993 | population geography | 3 | 129 | 427 | 239 |
| 996 | Organizational Behavior | 2 | 128 | 800 | 594 |
| 996 | Hydrometeorology | 1 | 128 | 449 | 298 |
| 996 | social science | 5 | 128 | 100 | 183 |
| 996 | Familial diseases | 9 | 128 | 85 | 144 |
| 1000 | Biomarkers | 7 | 127 | 209 | 188 |