| 1 | Physics | 1,841 | 134.3K | 231 | 218 |
| 2 | Chemistry | 1,215 | 78.7K | 320 | 275 |
| 3 | Science | 943 | 64.7K | 324 | 341 |
| 4 | Biology | 854 | 61.6K | 340 | 354 |
| 5 | Astrophysics | 533 | 50.5K | 261 | 208 |
| 6 | Astronomy | 563 | 40.1K | 210 | 188 |
| 7 | Medicine | 728 | 38.1K | 411 | 357 |
| 8 | Molecular Biology | 674 | 37.3K | 378 | 348 |
| 9 | Catalysis | 589 | 35.1K | 91 | 74 |
| 10 | Nuclear Physics | 768 | 34.9K | 295 | 239 |
| 11 | Microbiology | 567 | 33.9K | 271 | 256 |
| 12 | Spectrum analysis | 332 | 31.7K | 289 | 189 |
| 13 | Ecology | 544 | 28.9K | 256 | 293 |
| 14 | Biochemistry | 755 | 28.0K | 504 | 498 |
| 15 | Materials | 933 | 27.2K | 153 | 254 |
| 16 | Research | 645 | 26.8K | 349 | 314 |
| 17 | Polymers | 668 | 26.7K | 135 | 112 |
| 18 | Natural history | 104 | 19.9K | 401 | 433 |
| 19 | polymerization | 471 | 19.0K | 144 | 117 |
| 20 | Tribology | 523 | 18.7K | 3 | 2 |
| 21 | Cytology | 200 | 18.0K | 393 | 307 |
| 22 | Virology | 178 | 17.5K | 247 | 214 |
| 23 | Cell Biology | 160 | 17.2K | 415 | 306 |
| 24 | Quantum Gravity | 234 | 16.6K | 271 | 160 |
| 25 | Genetics | 138 | 16.6K | 359 | 225 |
| 26 | Nanotechnology | 407 | 16.0K | 259 | 329 |
| 27 | Neurology | 277 | 14.5K | 485 | 442 |
| 28 | Geophysics | 226 | 14.4K | 330 | 237 |
| 29 | Condensed Matter | 317 | 13.8K | 324 | 264 |
| 30 | Environment | 242 | 13.8K | 332 | 401 |
| 31 | Biotechnology | 207 | 13.2K | 487 | 382 |
| 32 | Colloids | 317 | 13.1K | 173 | 160 |
| 33 | Biophysics | 426 | 12.5K | 328 | 379 |
| 34 | Computational Biology | 111 | 12.4K | 199 | 85 |
| 35 | Metabolism | 188 | 12.1K | 207 | 192 |
| 36 | Solid State Physics | 338 | 12.0K | 343 | 291 |
| 37 | nucleic acids | 79 | 11.9K | 222 | 114 |
| 38 | Composite Materials | 228 | 11.7K | 126 | 109 |
| 39 | Materials Science | 220 | 11.5K | 370 | 313 |
| 40 | genome | 43 | 11.2K | 234 | 83 |
| 41 | Analytical Chemistry | 278 | 11.0K | 265 | 230 |
| 42 | Microbial Ecology | 153 | 10.6K | 123 | 141 |
| 43 | transport vesicles | 3 | 10.3K | 197 | 103 |
| 44 | Endocrinology | 126 | 10.1K | 345 | 254 |
| 45 | Pollution | 243 | 9.8K | 372 | 498 |
| 46 | Bioinformatics | 74 | 9.8K | 222 | 90 |
| 47 | Surface Chemistry | 275 | 9.6K | 194 | 213 |
| 48 | Biocompatible Materials | 214 | 9.3K | 303 | 367 |
| 49 | Pharmacology | 119 | 9.3K | 765 | 419 |
| 50 | Botany | 180 | 9.2K | 416 | 367 |
| 51 | Optics | 359 | 9.0K | 262 | 218 |
| 52 | Bioengineering | 120 | 8.8K | 452 | 339 |
| 53 | Chemical Engineering | 206 | 8.7K | 457 | 427 |
| 54 | Pharmaceutical Chemistry | 110 | 8.2K | 445 | 229 |
| 55 | Biomedical Engineering | 211 | 7.9K | 350 | 327 |
| 56 | Metabolic diseases | 77 | 7.8K | 323 | 226 |
| 57 | Nanostructured Materials | 218 | 7.6K | 182 | 229 |
| 58 | Metallurgy | 183 | 7.5K | 134 | 127 |
| 59 | Statistical physics | 354 | 7.4K | 216 | 310 |
| 60 | Environmental Health | 181 | 7.3K | 423 | 476 |
| 61 | Immunity | 76 | 7.2K | 231 | 241 |
| 62 | Physiology | 194 | 7.0K | 377 | 400 |
| 63 | Mathematics | 471 | 6.9K | 360 | 334 |
| 64 | biological evolution | 123 | 6.7K | 180 | 226 |
| 65 | Neurons | 21 | 6.7K | 173 | 127 |
| 66 | viruses | 104 | 6.3K | 134 | 135 |
| 67 | vibration | 176 | 6.3K | 26 | 29 |
| 68 | Human genetics | 32 | 6.3K | 496 | 468 |
| 69 | Hematology | 114 | 6.1K | 346 | 289 |
| 70 | Evolution | 134 | 6.0K | 135 | 204 |
| 71 | Geochemistry | 116 | 5.9K | 250 | 228 |
| 72 | Genomics | 131 | 5.8K | 242 | 212 |
| 73 | Atmospheric Physics | 29 | 5.8K | 415 | 159 |
| 74 | soil microbiology | 66 | 5.8K | 154 | 120 |
| 75 | Electrochemistry | 207 | 5.7K | 407 | 345 |
| 75 | Cancer | 109 | 5.7K | 415 | 382 |
| 77 | Immunology | 72 | 5.7K | 570 | 418 |
| 78 | Medical Physics | 156 | 5.7K | 111 | 105 |
| 79 | Geology | 141 | 5.6K | 365 | 315 |
| 80 | environmental pollution | 153 | 5.6K | 372 | 454 |
| 81 | Surgery | 10 | 5.6K | 719 | 231 |
| 82 | Atmospheric Chemistry | 22 | 5.6K | 304 | 123 |
| 83 | Developmental Biology | 105 | 5.5K | 216 | 244 |
| 84 | Structural dynamics | 128 | 5.4K | 42 | 54 |
| 85 | Building Materials | 115 | 5.2K | 113 | 125 |
| 86 | Environmental Engineering | 149 | 5.1K | 247 | 359 |
| 87 | Bones | 80 | 5.1K | 30 | 29 |
| 88 | Diabetes | 51 | 5.0K | 354 | 228 |
| 89 | Metals | 153 | 5.0K | 138 | 176 |
| 90 | Critical Care | 79 | 4.9K | 166 | 195 |
| 91 | Critical Care Medicine | 77 | 4.9K | 175 | 195 |
| 92 | Transportation | 182 | 4.9K | 78 | 106 |
| 93 | Diabetes mellitus | 47 | 4.9K | 345 | 217 |
| 94 | Nonlinear Dynamics | 238 | 4.8K | 86 | 171 |
| 95 | Optical materials | 159 | 4.7K | 175 | 280 |
| 96 | Engineering | 183 | 4.7K | 248 | 210 |
| 97 | Cell differentiation | 66 | 4.6K | 230 | 251 |
| 98 | Virulence | 67 | 4.6K | 107 | 123 |
| 99 | Environmental Microbiology | 66 | 4.6K | 92 | 97 |
| 100 | Neurophysiology | 109 | 4.5K | 392 | 439 |
| 101 | Host-parasite interactions | 53 | 4.4K | 153 | 150 |
| 102 | Soft Condensed Matter | 111 | 4.4K | 57 | 44 |
| 103 | Computational Chemistry | 19 | 4.4K | 148 | 50 |
| 104 | miniaturization | 66 | 4.4K | 234 | 233 |
| 105 | gene mapping | 66 | 4.4K | 213 | 180 |
| 106 | Plants | 65 | 4.3K | 275 | 256 |
| 107 | nanoscience | 117 | 4.2K | 290 | 418 |
| 108 | Radiography | 31 | 4.2K | 148 | 79 |
| 109 | Environmental monitoring | 93 | 4.2K | 411 | 415 |
| 110 | actuators | 144 | 4.2K | 87 | 136 |
| 110 | transducers | 144 | 4.2K | 87 | 136 |
| 112 | Medical Microbiology | 75 | 4.2K | 288 | 267 |
| 113 | Photonics | 102 | 4.2K | 205 | 230 |
| 114 | Mathematical Physics | 129 | 4.2K | 335 | 266 |
| 115 | Microelectronics | 74 | 4.1K | 224 | 206 |
| 116 | Ceramic materials | 107 | 4.0K | 54 | 36 |
| 117 | Manufacturing Processes | 143 | 4.0K | 137 | 153 |
| 118 | biopolymers | 88 | 4.0K | 84 | 54 |
| 119 | Water pollution | 96 | 3.9K | 291 | 330 |
| 120 | Geomorphology | 93 | 3.9K | 70 | 93 |
| 121 | Psychophysiology | 122 | 3.9K | 361 | 424 |
| 122 | Photochemistry | 51 | 3.8K | 183 | 41 |
| 123 | Biochemical Engineering | 52 | 3.8K | 709 | 618 |
| 124 | Sports Medicine | 109 | 3.8K | 252 | 234 |
| 124 | Autoimmunity | 28 | 3.8K | 129 | 37 |
| 126 | plant molecular biology | 55 | 3.8K | 236 | 256 |
| 127 | Earth Sciences | 66 | 3.7K | 563 | 369 |
| 128 | Photobiology | 44 | 3.7K | 107 | 13 |
| 129 | Molecular evolution | 65 | 3.7K | 135 | 149 |
| 130 | Pathology | 44 | 3.6K | 452 | 300 |
| 131 | Planets | 87 | 3.5K | 246 | 258 |
| 132 | Physical Chemistry | 83 | 3.5K | 281 | 276 |
| 133 | Image Processing | 105 | 3.5K | 196 | 250 |
| 133 | nuclear magnetic resonance | 98 | 3.5K | 74 | 56 |
| 135 | Hydrology | 92 | 3.5K | 250 | 250 |
| 136 | Plant cells | 42 | 3.4K | 259 | 293 |
| 137 | Animal Behavior | 106 | 3.3K | 238 | 303 |
| 138 | Fluid Dynamics | 101 | 3.2K | 59 | 52 |
| 139 | Green Chemistry | 60 | 3.2K | 234 | 224 |
| 140 | Medical genetics | 63 | 3.2K | 451 | 472 |
| 141 | Toxicology | 102 | 3.1K | 628 | 672 |
| 142 | Plant physiology | 40 | 3.1K | 487 | 338 |
| 143 | Behavior | 90 | 3.1K | 442 | 565 |
| 144 | Environmental Policy | 62 | 3.0K | 500 | 479 |
| 145 | Automation | 90 | 3.0K | 270 | 359 |
| 146 | Plant diseases | 30 | 3.0K | 502 | 168 |
| 147 | Biosensors | 46 | 3.0K | 154 | 147 |
| 148 | Organic Chemistry | 70 | 2.9K | 624 | 438 |
| 149 | Computer Graphics | 114 | 2.9K | 123 | 167 |
| 150 | Bioelectronics | 44 | 2.9K | 119 | 123 |
| 151 | environmental protection | 71 | 2.9K | 447 | 432 |
| 152 | Technology | 93 | 2.9K | 499 | 457 |
| 153 | Ethology | 85 | 2.8K | 207 | 282 |
| 154 | Environmental Chemistry | 38 | 2.8K | 355 | 320 |
| 155 | Soil biology | 44 | 2.8K | 133 | 143 |
| 156 | Diagnostic Imaging | 66 | 2.8K | 235 | 185 |
| 157 | Sound | 101 | 2.8K | 37 | 62 |
| 158 | Fluid Mechanics | 109 | 2.8K | 99 | 137 |
| 159 | Chromosome mapping | 54 | 2.8K | 218 | 200 |
| 160 | Zoology | 90 | 2.8K | 287 | 244 |
| 161 | Signal Processing | 84 | 2.8K | 366 | 400 |
| 162 | Parasitic Diseases | 52 | 2.7K | 233 | 164 |
| 163 | infection | 47 | 2.7K | 250 | 167 |
| 164 | Solar Energy | 51 | 2.7K | 169 | 127 |
| 165 | Psychiatry | 63 | 2.7K | 788 | 711 |
| 166 | Sports | 111 | 2.7K | 176 | 238 |
| 167 | Cell death | 35 | 2.7K | 229 | 204 |
| 168 | Homeostasis | 10 | 2.7K | 166 | 144 |
| 168 | Cell metabolism | 10 | 2.7K | 255 | 150 |
| 170 | Infections | 42 | 2.7K | 159 | 132 |
| 171 | Agricultural Ecology | 20 | 2.6K | 270 | 123 |
| 172 | Microorganisms | 30 | 2.6K | 148 | 142 |
| 173 | Environmental Management | 79 | 2.6K | 294 | 434 |
| 174 | Water | 66 | 2.6K | 386 | 496 |
| 175 | Bacteriology | 50 | 2.6K | 356 | 348 |
| 176 | nuclear magnetic resonance spectroscopy | 62 | 2.6K | 32 | 26 |
| 177 | Nervous system | 76 | 2.6K | 332 | 414 |
| 178 | Plant Ecology | 45 | 2.6K | 343 | 291 |
| 179 | Bioorganic chemistry | 59 | 2.5K | 489 | 399 |
| 180 | Cerebral cortex | 62 | 2.5K | 96 | 142 |
| 181 | Nutrition | 46 | 2.5K | 914 | 679 |
| 182 | Glass | 20 | 2.5K | 317 | 99 |
| 183 | Biomechanics | 71 | 2.5K | 126 | 162 |
| 184 | Ceramics | 70 | 2.5K | 128 | 115 |
| 185 | Artificial Intelligence | 95 | 2.5K | 444 | 576 |
| 186 | Economics | 89 | 2.5K | 737 | 623 |
| 187 | Data Mining | 37 | 2.5K | 201 | 157 |
| 188 | Mechanical Engineering | 110 | 2.4K | 201 | 168 |
| 189 | Rheumatology | 30 | 2.4K | 236 | 171 |
| 190 | Ultrasonics | 72 | 2.4K | 68 | 80 |
| 191 | Public Health | 76 | 2.4K | 821 | 822 |
| 192 | pottery | 15 | 2.4K | 377 | 103 |
| 193 | Mechanics | 96 | 2.4K | 42 | 62 |
| 194 | Molecular ecology | 42 | 2.4K | 181 | 219 |
| 195 | Computer Vision | 53 | 2.3K | 122 | 175 |
| 196 | Population Genetics | 43 | 2.3K | 209 | 215 |
| 197 | Molecular Genetics | 35 | 2.3K | 421 | 342 |
| 198 | Embryology | 49 | 2.3K | 304 | 307 |
| 199 | Meteorology | 40 | 2.3K | 488 | 425 |
| 200 | Biodiversity conservation | 33 | 2.3K | 379 | 452 |
| 201 | Europe | 74 | 2.3K | 459 | 338 |
| 202 | Clinical Chemistry | 72 | 2.3K | 405 | 452 |
| 202 | Atomic spectroscopy | 52 | 2.3K | 112 | 45 |
| 204 | Neuropsychology | 91 | 2.3K | 271 | 360 |
| 205 | Petrology | 43 | 2.3K | 231 | 189 |
| 206 | Mineralogy | 48 | 2.2K | 281 | 231 |
| 207 | lasers | 50 | 2.2K | 386 | 190 |
| 208 | Ultrasound | 63 | 2.1K | 49 | 45 |
| 209 | human behavior | 48 | 2.1K | 495 | 577 |
| 210 | Highway Engineering | 49 | 2.1K | 19 | 9 |
| 211 | Sustainable Engineering | 35 | 2.1K | 299 | 226 |
| 212 | Systems Engineering | 48 | 2.1K | 325 | 200 |
| 213 | Oncology | 30 | 2.0K | 492 | 674 |
| 214 | Respiration | 55 | 2.0K | 217 | 226 |
| 215 | data collection | 11 | 2.0K | 417 | 122 |
| 216 | Psychology | 89 | 2.0K | 785 | 847 |
| 217 | Animal ecology | 77 | 1.9K | 108 | 191 |
| 218 | sanitation | 46 | 1.9K | 276 | 425 |
| 219 | Sleep Disorders | 56 | 1.9K | 218 | 204 |
| 219 | Sleep | 56 | 1.9K | 220 | 205 |
| 221 | Magnetic Resonance Spectroscopy | 56 | 1.9K | 173 | 126 |
| 222 | Sustainable agriculture | 12 | 1.9K | 223 | 34 |
| 223 | Immune system | 16 | 1.9K | 308 | 280 |
| 224 | Anatomy | 47 | 1.9K | 383 | 344 |
| 225 | Aging | 46 | 1.9K | 559 | 452 |
| 226 | Neurobiology | 36 | 1.9K | 436 | 431 |
| 226 | Smart Materials | 59 | 1.9K | 66 | 74 |
| 228 | Meteorites | 30 | 1.9K | 269 | 268 |
| 229 | Energy Conversion | 9 | 1.9K | 663 | 355 |
| 229 | Engineering Mathematics | 96 | 1.9K | 113 | 150 |
| 231 | Cognition | 74 | 1.9K | 262 | 351 |
| 232 | Roads | 64 | 1.8K | 92 | 56 |
| 233 | Electronics | 101 | 1.8K | 474 | 578 |
| 234 | Climate change | 19 | 1.8K | 337 | 482 |
| 234 | Eutrophication | 19 | 1.8K | 328 | 481 |
| 236 | Molecular Microbiology | 27 | 1.8K | 229 | 236 |
| 237 | Growth | 37 | 1.8K | 248 | 309 |
| 238 | Oncogenes | 34 | 1.8K | 234 | 308 |
| 238 | Water quality management | 54 | 1.8K | 196 | 150 |
| 240 | energy conservation | 24 | 1.8K | 550 | 446 |
| 241 | arthritis | 33 | 1.8K | 263 | 284 |
| 242 | Agronomy | 10 | 1.7K | 151 | 75 |
| 243 | rare diseases | 28 | 1.7K | 96 | 45 |
| 244 | Immunotherapy | 19 | 1.7K | 561 | 364 |
| 245 | freshwater biology | 45 | 1.7K | 73 | 86 |
| 246 | Soil Mechanics | 53 | 1.7K | 174 | 182 |
| 247 | Waste management | 51 | 1.7K | 118 | 69 |
| 248 | Water Purification | 50 | 1.7K | 83 | 56 |
| 249 | Nuclear Engineering | 75 | 1.7K | 197 | 122 |
| 250 | mass transfer | 65 | 1.7K | 211 | 293 |
| 251 | Alzheimer's disease | 7 | 1.7K | 822 | 175 |
| 252 | Environmental Law | 22 | 1.7K | 258 | 235 |
| 253 | Control Theory | 63 | 1.7K | 255 | 244 |
| 254 | Genetic engineering | 34 | 1.6K | 441 | 411 |
| 255 | Solar System | 18 | 1.6K | 282 | 146 |
| 256 | Structural design | 41 | 1.6K | 82 | 69 |
| 257 | Epidemiology | 55 | 1.6K | 657 | 651 |
| 257 | Electrochemical Analysis | 60 | 1.6K | 174 | 194 |
| 259 | DNA polymerases | 12 | 1.6K | 135 | 126 |
| 260 | drugs | 37 | 1.6K | 399 | 286 |
| 261 | Environmental Toxicology | 44 | 1.6K | 391 | 459 |
| 261 | Dementia | 5 | 1.6K | 941 | 161 |
| 263 | Pharmaceutical Technology | 25 | 1.5K | 398 | 212 |
| 264 | Radio | 50 | 1.5K | 265 | 327 |
| 265 | Geriatrics | 39 | 1.5K | 639 | 488 |
| 266 | Production Engineering | 90 | 1.5K | 168 | 226 |
| 267 | Stem cells | 29 | 1.5K | 346 | 300 |
| 268 | Telecommunication | 45 | 1.5K | 567 | 513 |
| 269 | Membranes | 48 | 1.5K | 335 | 465 |
| 270 | Liver diseases | 32 | 1.5K | 354 | 432 |
| 271 | Ferroelectricity | 49 | 1.5K | 140 | 64 |
| 272 | Industrial Engineering | 72 | 1.5K | 188 | 294 |
| 273 | drug therapy | 36 | 1.5K | 516 | 415 |
| 274 | Soil Science | 30 | 1.5K | 451 | 339 |
| 275 | Earthquake Engineering | 54 | 1.5K | 249 | 288 |
| 276 | Vaccines | 48 | 1.5K | 256 | 265 |
| 277 | Systems Biology | 44 | 1.4K | 211 | 194 |
| 278 | Radio frequency | 46 | 1.4K | 39 | 45 |
| 279 | Quantum electronics | 43 | 1.4K | 289 | 197 |
| 280 | Cybernetics | 25 | 1.4K | 423 | 333 |
| 281 | Parasitology | 31 | 1.4K | 582 | 347 |
| 282 | Hormones | 31 | 1.4K | 284 | 250 |
| 283 | Numerical Analysis | 86 | 1.4K | 218 | 293 |
| 284 | Chromatographic analysis | 71 | 1.4K | 160 | 178 |
| 285 | Biodiversity | 49 | 1.4K | 356 | 466 |
| 286 | Environmental pollutants | 45 | 1.4K | 339 | 406 |
| 287 | Medical innovations | 16 | 1.4K | 277 | 293 |
| 288 | Proteome | 24 | 1.4K | 270 | 225 |
| 289 | Thermodynamics | 52 | 1.4K | 97 | 57 |
| 290 | Computer-Aided Design | 49 | 1.3K | 132 | 156 |
| 291 | Molecular structure | 43 | 1.3K | 450 | 461 |
| 292 | Brain | 51 | 1.3K | 630 | 724 |
| 293 | Electrophoresis | 55 | 1.3K | 168 | 220 |
| 294 | Power Electronics | 41 | 1.3K | 200 | 274 |
| 295 | Plastics | 44 | 1.3K | 246 | 216 |
| 296 | Diet | 19 | 1.3K | 643 | 535 |
| 297 | Drug design | 19 | 1.3K | 439 | 220 |
| 298 | Wireless Communication Systems | 35 | 1.3K | 627 | 478 |
| 299 | Food Microbiology | 27 | 1.3K | 245 | 259 |
| 300 | Carbon | 31 | 1.3K | 254 | 375 |
| 301 | Cognitive neuroscience | 30 | 1.3K | 247 | 301 |
| 302 | Chromatography | 53 | 1.2K | 166 | 175 |
| 303 | Fisheries | 15 | 1.2K | 610 | 278 |
| 304 | Magnetic Materials | 42 | 1.2K | 265 | 267 |
| 305 | Biomass Energy | 30 | 1.2K | 622 | 754 |
| 306 | drug development | 10 | 1.2K | 396 | 279 |
| 307 | Mass Spectrometry | 45 | 1.2K | 158 | 199 |
| 308 | Food | 17 | 1.2K | 1271 | 807 |
| 309 | Bacterial infections | 9 | 1.2K | 355 | 239 |
| 310 | Therapeutics | 14 | 1.2K | 641 | 384 |
| 311 | Genetic regulation | 22 | 1.2K | 276 | 284 |
| 312 | Rheology | 30 | 1.2K | 95 | 76 |
| 313 | gene therapy | 21 | 1.2K | 268 | 228 |
| 314 | Parasites | 22 | 1.2K | 429 | 232 |
| 315 | Health | 18 | 1.2K | 732 | 403 |
| 316 | Business | 15 | 1.2K | 949 | 726 |
| 317 | Information Technology | 22 | 1.2K | 709 | 480 |
| 318 | Structural Engineering | 47 | 1.2K | 326 | 348 |
| 318 | ecosystem | 25 | 1.2K | 347 | 360 |
| 320 | Lipids | 31 | 1.2K | 241 | 308 |
| 321 | Combustion | 70 | 1.1K | 151 | 253 |
| 321 | Bone diseases | 14 | 1.1K | 117 | 110 |
| 323 | Information Systems | 25 | 1.1K | 279 | 173 |
| 323 | Ocean Engineering | 40 | 1.1K | 392 | 402 |
| 325 | Computational Fluid Dynamics | 45 | 1.1K | 34 | 47 |
| 325 | pollutants | 37 | 1.1K | 295 | 395 |
| 327 | System analysis | 52 | 1.1K | 372 | 442 |
| 328 | Heat Exchangers | 27 | 1.1K | 270 | 255 |
| 329 | Paleoclimatology | 33 | 1.1K | 254 | 282 |
| 330 | mycoses | 7 | 1.1K | 431 | 236 |
| 331 | Nanoparticles | 36 | 1.1K | 363 | 431 |
| 332 | Proteomics | 22 | 1.1K | 233 | 211 |
| 333 | Intelligent Transportation Systems | 21 | 1.1K | 286 | 236 |
| 334 | food technology | 22 | 1.1K | 867 | 643 |
| 335 | Marine Biology | 35 | 1.1K | 712 | 707 |
| 336 | Medical Technology | 38 | 1.1K | 209 | 252 |
| 337 | Tunneling | 8 | 1.1K | 170 | 75 |
| 337 | underground construction | 8 | 1.1K | 170 | 75 |
| 339 | cell physiology | 26 | 1.1K | 405 | 489 |
| 340 | plant communities | 19 | 1.0K | 351 | 356 |
| 341 | United States | 33 | 1.0K | 1346 | 1157 |
| 342 | Cognitive Science | 21 | 1.0K | 449 | 395 |
| 342 | Radiation | 62 | 1.0K | 264 | 350 |
| 344 | Paleontology | 55 | 1.0K | 208 | 262 |
| 345 | Nuclear Medicine | 23 | 1.0K | 255 | 201 |
| 346 | brain mapping | 15 | 1.0K | 213 | 182 |
| 347 | Fracture mechanics | 41 | 1.0K | 278 | 285 |
| 348 | disease vectors | 19 | 1.0K | 236 | 129 |
| 349 | Neurochemistry | 33 | 1.0K | 663 | 701 |
| 350 | Reproduction | 29 | 1.0K | 631 | 571 |
| 351 | Business Ethics | 6 | 1.0K | 685 | 365 |
| 352 | Allergy | 9 | 1.0K | 535 | 441 |
| 353 | Semiconductors | 75 | 1.0K | 204 | 297 |
| 354 | Diagnostic microbiology | 34 | 1.0K | 225 | 422 |
| 355 | Energy Policy | 21 | 999 | 968 | 940 |
| 356 | Solid State Chemistry | 51 | 998 | 529 | 574 |
| 356 | machinery | 26 | 998 | 125 | 66 |
| 358 | catalytic activity | 11 | 996 | 271 | 119 |
| 359 | Hydraulic Engineering | 65 | 995 | 98 | 183 |
| 360 | Renewable Energy Sources | 24 | 993 | 839 | 1145 |
| 361 | solar cells | 22 | 992 | 168 | 184 |
| 362 | Pediatric Neurology | 12 | 990 | 393 | 383 |
| 363 | Luminescence | 63 | 985 | 69 | 108 |
| 364 | Paleoecology | 32 | 970 | 240 | 273 |
| 365 | Statistical Mechanics | 57 | 961 | 65 | 99 |
| 366 | Geodynamics | 15 | 960 | 373 | 268 |
| 367 | Histology | 28 | 952 | 505 | 502 |
| 367 | particles | 32 | 952 | 109 | 93 |
| 367 | Entomology | 28 | 952 | 649 | 414 |
| 370 | Geomagnetism | 29 | 947 | 150 | 127 |
| 371 | management | 43 | 943 | 847 | 1186 |
| 371 | Catalysts | 18 | 943 | 138 | 79 |
| 373 | solar power | 19 | 938 | 168 | 178 |
| 374 | Granular materials | 29 | 936 | 57 | 38 |
| 375 | Kidney diseases | 13 | 934 | 331 | 162 |
| 376 | Cardiovascular system | 13 | 926 | 583 | 566 |
| 377 | Obesity | 24 | 923 | 553 | 586 |
| 378 | Regional Planning | 37 | 921 | 320 | 349 |
| 379 | Statistics | 62 | 916 | 527 | 592 |
| 380 | rivers | 16 | 904 | 43 | 23 |
| 381 | concrete | 22 | 899 | 256 | 335 |
| 382 | Continuum Mechanics | 12 | 892 | 44 | 15 |
| 383 | calcification | 33 | 888 | 51 | 105 |
| 384 | Dynamics | 42 | 883 | 226 | 200 |
| 384 | diseases | 4 | 883 | 232 | 312 |
| 386 | Disease | 4 | 880 | 242 | 313 |
| 387 | Microscopy | 65 | 879 | 88 | 217 |
| 388 | Cosmochemistry | 18 | 878 | 263 | 216 |
| 389 | Molecular Imaging | 11 | 870 | 251 | 177 |
| 390 | Transplantation | 25 | 865 | 283 | 335 |
| 391 | mathematical analysis | 72 | 855 | 431 | 503 |
| 392 | Nephrology | 9 | 852 | 223 | 138 |
| 392 | Operations Research | 20 | 852 | 850 | 653 |
| 394 | Organometallic chemistry | 28 | 851 | 563 | 326 |
| 395 | Exercise | 37 | 847 | 244 | 278 |
| 396 | Paleogeography | 25 | 844 | 258 | 284 |
| 397 | Product Design | 63 | 843 | 46 | 63 |
| 398 | Archaeology | 39 | 842 | 294 | 266 |
| 399 | Geography | 28 | 840 | 587 | 559 |
| 400 | Engineering Geology | 37 | 838 | 280 | 381 |
| 401 | environmental exposure | 33 | 835 | 347 | 494 |
| 402 | Multimedia Systems | 24 | 831 | 491 | 286 |
| 403 | Developmental Psychology | 13 | 827 | 437 | 338 |
| 404 | finance | 15 | 823 | 1053 | 620 |
| 405 | Surface properties | 29 | 808 | 165 | 277 |
| 405 | Finite Element Method | 43 | 808 | 4 | 16 |
| 407 | Molecules | 44 | 806 | 321 | 401 |
| 408 | Bioenergetics | 22 | 804 | 206 | 250 |
| 409 | Pharmacy | 22 | 801 | 669 | 567 |
| 409 | Sun | 2 | 801 | 374 | 98 |
| 409 | cloning | 13 | 801 | 198 | 236 |
| 412 | Social behavior | 28 | 797 | 291 | 356 |
| 413 | human development | 13 | 792 | 315 | 222 |
| 414 | clay | 16 | 784 | 201 | 169 |
| 415 | Industrial Microbiology | 17 | 781 | 675 | 656 |
| 416 | China | 25 | 778 | 828 | 610 |
| 417 | Dermatology | 8 | 773 | 901 | 448 |
| 418 | Zeolites | 32 | 760 | 129 | 237 |
| 419 | Medical Oncology | 35 | 759 | 357 | 536 |
| 419 | Multiphase Flow | 25 | 759 | 52 | 80 |
| 421 | Database Management | 32 | 756 | 149 | 201 |
| 422 | Health Policy | 21 | 751 | 670 | 540 |
| 423 | proteins | 26 | 749 | 574 | 570 |
| 424 | Schizophrenia | 12 | 747 | 423 | 340 |
| 425 | Biopharmaceutics | 17 | 743 | 332 | 290 |
| 426 | Population | 15 | 742 | 285 | 201 |
| 427 | scholarly publishing | 14 | 739 | 9 | 6 |
| 428 | Light | 10 | 737 | 445 | 479 |
| 429 | radiative transfer | 33 | 736 | 104 | 114 |
| 430 | Medical Laboratory Science | 27 | 732 | 532 | 730 |
| 431 | Crystal growth | 25 | 731 | 223 | 230 |
| 432 | Surface-Active Agents | 22 | 728 | 209 | 270 |
| 433 | Environmental Geology | 18 | 724 | 541 | 419 |
| 434 | industrial waste | 17 | 722 | 184 | 300 |
| 435 | Cement | 16 | 721 | 180 | 265 |
| 436 | computer networks | 32 | 716 | 653 | 755 |
| 437 | Pharmacogenetics | 23 | 714 | 200 | 249 |
| 438 | Immunopathology | 12 | 706 | 521 | 394 |
| 439 | Agriculture | 10 | 700 | 1024 | 563 |
| 440 | Drug delivery systems | 15 | 698 | 594 | 539 |
| 441 | Conservation Biology | 20 | 696 | 308 | 351 |
| 442 | Biogeography | 11 | 694 | 489 | 442 |
| 443 | Learning | 24 | 691 | 390 | 433 |
| 444 | radioactive waste | 15 | 687 | 201 | 313 |
| 444 | Hazardous waste | 15 | 687 | 273 | 335 |
| 446 | Economic History | 32 | 683 | 915 | 826 |
| 447 | Ultrasonic Imaging | 18 | 680 | 110 | 67 |
| 448 | Rock Mechanics | 30 | 678 | 211 | 305 |
| 449 | Civil Engineering | 56 | 673 | 188 | 189 |
| 449 | Communication | 25 | 673 | 610 | 674 |
| 451 | Neurosurgery | 13 | 669 | 404 | 308 |
| 451 | plasticity | 11 | 669 | 143 | 149 |
| 453 | water supply | 24 | 661 | 233 | 316 |
| 454 | Turbulence | 40 | 658 | 8 | 20 |
| 455 | Physical fitness | 15 | 657 | 367 | 298 |
| 456 | Aquatic ecology | 22 | 655 | 191 | 177 |
| 457 | Physical organic chemistry | 29 | 651 | 313 | 362 |
| 458 | Child Development | 14 | 646 | 814 | 683 |
| 459 | Discourse Analysis | 44 | 644 | 5 | 63 |
| 460 | Sites | 18 | 643 | 156 | 180 |
| 461 | Information Theory | 37 | 639 | 276 | 417 |
| 462 | Memory | 27 | 638 | 489 | 592 |
| 463 | Quantum theory | 18 | 634 | 345 | 244 |
| 464 | Obstetrics | 24 | 626 | 664 | 647 |
| 464 | Child | 18 | 626 | 842 | 685 |
| 466 | Nanostructures | 32 | 624 | 414 | 748 |
| 466 | animals | 26 | 624 | 261 | 217 |
| 466 | Nonlinear mechanics | 26 | 624 | 49 | 51 |
| 469 | Economic Development | 11 | 623 | 713 | 571 |
| 470 | Combinatorial analysis | 46 | 611 | 141 | 145 |
| 471 | Bioinorganic chemistry | 23 | 610 | 454 | 454 |
| 472 | biological invasions | 13 | 609 | 178 | 140 |
| 473 | Functional Analysis | 34 | 605 | 290 | 318 |
| 474 | Leukemia | 17 | 596 | 347 | 416 |
| 474 | Developing countries | 11 | 596 | 1114 | 662 |
| 476 | Comparative Physiology | 22 | 594 | 210 | 252 |
| 477 | Cytogenetics | 14 | 588 | 514 | 582 |
| 478 | probabilities | 73 | 582 | 153 | 284 |
| 479 | exobiology | 7 | 581 | 142 | 93 |
| 480 | Microbial Genetics | 12 | 574 | 97 | 110 |
| 480 | phytopathogenic bacteria | 12 | 574 | 77 | 105 |
| 482 | Genetic therapy | 21 | 572 | 290 | 391 |
| 483 | language | 15 | 571 | 290 | 274 |
| 484 | rehabilitation | 28 | 570 | 533 | 712 |
| 485 | Chemotherapy | 10 | 569 | 578 | 404 |
| 486 | Wildlife conservation | 22 | 566 | 314 | 473 |
| 486 | Neuroimmunology | 4 | 566 | 526 | 289 |
| 488 | biological factors | 19 | 562 | 632 | 626 |
| 489 | Psychoneuroimmunology | 3 | 558 | 540 | 256 |
| 490 | Developmental Genetics | 12 | 552 | 194 | 281 |
| 491 | Crystallography | 24 | 551 | 545 | 314 |
| 491 | Insects | 11 | 551 | 694 | 368 |
| 493 | Econometrics | 7 | 550 | 917 | 432 |
| 494 | Human-Computer Interaction | 14 | 549 | 563 | 463 |
| 495 | Radiobiology | 34 | 544 | 278 | 439 |
| 495 | Porous materials | 20 | 544 | 117 | 89 |
| 497 | visualization | 44 | 543 | 261 | 271 |
| 498 | environmental indicators | 21 | 541 | 237 | 428 |
| 499 | city planning | 29 | 539 | 380 | 504 |
| 500 | Nanoelectronics | 31 | 532 | 126 | 114 |
| 501 | Microstructure | 54 | 527 | 20 | 79 |
| 502 | Mental Disorders | 17 | 526 | 1007 | 1082 |
| 503 | Pediatrics | 15 | 519 | 860 | 862 |
| 504 | internet | 9 | 515 | 852 | 552 |
| 505 | Ergonomics | 16 | 514 | 334 | 259 |
| 506 | Genetic Toxicology | 3 | 510 | 407 | 123 |
| 507 | Linguistics | 39 | 503 | 283 | 393 |
| 508 | Education | 19 | 496 | 1404 | 1092 |
| 509 | cell interaction | 6 | 492 | 649 | 425 |
| 509 | Recombinant DNA | 16 | 492 | 525 | 498 |
| 511 | Molecular cloning | 15 | 490 | 514 | 473 |
| 511 | Genetic recombination | 15 | 490 | 501 | 462 |
| 513 | Evolutionary Genetics | 10 | 489 | 188 | 117 |
| 513 | Molecular Epidemiology | 10 | 489 | 188 | 117 |
| 513 | Expert Systems | 18 | 489 | 2 | 10 |
| 516 | Computer Science | 21 | 486 | 603 | 456 |
| 516 | Hypertension | 9 | 486 | 725 | 728 |
| 518 | Measurement | 29 | 484 | 264 | 365 |
| 518 | Organometallic compounds | 25 | 484 | 368 | 476 |
| 520 | Interactive multimedia | 5 | 483 | 405 | 186 |
| 521 | Trace elements | 11 | 482 | 60 | 59 |
| 522 | Geriatric Oncology | 10 | 481 | 214 | 181 |
| 523 | Enteral nutrition | 11 | 479 | 331 | 334 |
| 523 | Parenteral nutrition | 11 | 479 | 406 | 399 |
| 523 | Sedimentary rocks | 8 | 479 | 316 | 201 |
| 526 | health services | 9 | 477 | 506 | 282 |
| 527 | Clinical Pharmacology | 21 | 473 | 378 | 417 |
| 527 | Differential Equations | 17 | 473 | 381 | 296 |
| 529 | Extracellular matrix | 8 | 470 | 100 | 124 |
| 529 | collagen | 8 | 470 | 105 | 125 |
| 531 | Gene expression regulation | 13 | 466 | 349 | 374 |
| 531 | fuel cells | 10 | 466 | 650 | 645 |
| 533 | Metallography | 19 | 463 | 211 | 237 |
| 534 | Public Policy | 22 | 459 | 494 | 630 |
| 534 | multimedia | 4 | 459 | 406 | 186 |
| 536 | Electrical Engineering | 78 | 454 | 534 | 920 |
| 537 | Molecular Pharmacology | 10 | 449 | 356 | 364 |
| 538 | Internet of Things | 3 | 448 | 1069 | 462 |
| 538 | Signal Transduction | 14 | 448 | 564 | 707 |
| 538 | Soil ecology | 15 | 448 | 240 | 322 |
| 541 | Visual Perception | 19 | 447 | 528 | 579 |
| 542 | Sedimentology | 8 | 443 | 305 | 216 |
| 543 | Fiber Optics | 18 | 441 | 320 | 305 |
| 544 | Tropical Medicine | 6 | 434 | 1143 | 514 |
| 545 | Nanophotonics | 11 | 432 | 102 | 92 |
| 546 | Pharmacokinetics | 8 | 426 | 412 | 316 |
| 547 | Muscles | 15 | 422 | 270 | 380 |
| 548 | Psychopharmacology | 5 | 417 | 968 | 697 |
| 548 | software | 15 | 417 | 325 | 431 |
| 550 | Simulation Methods | 17 | 416 | 220 | 181 |
| 551 | Computational Complexity | 12 | 415 | 397 | 145 |
| 552 | Language Acquisition | 6 | 412 | 183 | 53 |
| 552 | preventive medicine | 6 | 412 | 710 | 497 |
| 552 | plasma spraying | 17 | 412 | 40 | 52 |
| 555 | optical devices | 29 | 411 | 33 | 81 |
| 556 | Randomized Controlled Trials | 16 | 408 | 336 | 231 |
| 556 | Child psychology | 13 | 408 | 634 | 725 |
| 556 | chromatin | 6 | 408 | 43 | 47 |
| 559 | mutation | 1 | 407 | 827 | 245 |
| 559 | Biogeochemistry | 15 | 407 | 426 | 593 |
| 561 | Actuarial Science | 32 | 405 | 32 | 60 |
| 562 | Agricultural Chemistry | 8 | 403 | 1306 | 1011 |
| 563 | food handling | 9 | 402 | 387 | 356 |
| 564 | insurance | 29 | 395 | 57 | 87 |
| 565 | Perception | 22 | 394 | 569 | 735 |
| 566 | Human Geography | 34 | 393 | 234 | 400 |
| 566 | Remote Sensing | 13 | 393 | 622 | 389 |
| 568 | Oxidative stress | 6 | 390 | 543 | 541 |
| 569 | soil conservation | 19 | 389 | 137 | 249 |
| 570 | Quality Control | 11 | 388 | 714 | 634 |
| 571 | Liquid chromatography | 28 | 386 | 34 | 37 |
| 572 | Ecological Engineering | 16 | 383 | 113 | 269 |
| 573 | marketing | 24 | 382 | 627 | 995 |
| 574 | investigative techniques | 1 | 377 | 302 | 36 |
| 575 | economic policy | 26 | 376 | 692 | 724 |
| 576 | Audiology | 15 | 375 | 292 | 288 |
| 576 | Land use | 14 | 375 | 386 | 481 |
| 578 | Friction | 13 | 374 | 16 | 32 |
| 579 | Neural circuitry | 19 | 370 | 690 | 980 |
| 579 | Steroids | 12 | 370 | 386 | 373 |
| 581 | Geodesy | 8 | 369 | 332 | 196 |
| 581 | Carcinogenesis | 9 | 369 | 432 | 454 |
| 581 | micromechanics | 15 | 369 | 189 | 222 |
| 581 | Phylogeny | 7 | 369 | 535 | 480 |
| 585 | Gerontology | 13 | 366 | 836 | 668 |
| 586 | Cosmology | 9 | 363 | 328 | 275 |
| 587 | United Kingdom | 13 | 362 | 629 | 701 |
| 588 | blood transfusion | 16 | 361 | 190 | 195 |
| 589 | Multiple sclerosis | 3 | 356 | 530 | 109 |
| 590 | Sociology | 18 | 354 | 1135 | 1194 |
| 591 | Ophthalmology | 11 | 352 | 872 | 782 |
| 592 | Social Sciences | 22 | 351 | 1152 | 1186 |
| 592 | mutagens | 9 | 351 | 354 | 427 |
| 594 | Detectors | 21 | 350 | 438 | 571 |
| 594 | Chronic diseases | 11 | 350 | 279 | 358 |
| 596 | Nondestructive testing | 20 | 349 | 140 | 206 |
| 596 | Analytical Biochemistry | 17 | 349 | 602 | 710 |
| 598 | Antibacterial agents | 8 | 348 | 316 | 276 |
| 599 | Radiology | 14 | 347 | 535 | 428 |
| 599 | Physical Therapy | 13 | 347 | 514 | 608 |
| 599 | Chemical analysis | 11 | 347 | 503 | 502 |
| 599 | Ethnology | 13 | 347 | 592 | 380 |
| 603 | Labor Economics | 5 | 346 | 360 | 187 |
| 604 | carcinogens | 7 | 344 | 508 | 477 |
| 605 | Information Science | 29 | 343 | 631 | 1297 |
| 606 | France | 35 | 342 | 40 | 41 |
| 607 | coal | 8 | 341 | 981 | 946 |
| 608 | Semiconductor industry | 19 | 340 | 146 | 144 |
| 609 | Intelligent Control Systems | 21 | 339 | 220 | 199 |
| 610 | Yeast | 8 | 334 | 192 | 201 |
| 611 | Nanochemistry | 16 | 333 | 333 | 397 |
| 611 | Metallic Glasses | 10 | 333 | 185 | 176 |
| 613 | Cell survival | 3 | 332 | 187 | 61 |
| 613 | molecular chaperones | 3 | 332 | 229 | 62 |
| 615 | Systems Analysis | 12 | 330 | 452 | 376 |
| 616 | Cheminformatics | 3 | 327 | 306 | 189 |
| 616 | Development | 3 | 327 | 754 | 419 |
| 616 | Economic Assistance | 3 | 327 | 663 | 391 |
| 619 | Landscape Ecology | 9 | 326 | 189 | 229 |
| 620 | analysis | 9 | 324 | 191 | 194 |
| 621 | world | 2 | 322 | 832 | 460 |
| 622 | Telecommunication Systems | 16 | 321 | 579 | 569 |
| 622 | Attention | 21 | 321 | 523 | 725 |
| 622 | DNA | 9 | 321 | 229 | 170 |
| 625 | Geriatric Pharmacology | 3 | 317 | 254 | 102 |
| 625 | Elderly | 3 | 317 | 1132 | 275 |
| 625 | older people | 3 | 317 | 1441 | 492 |
| 628 | Microwaves | 16 | 316 | 580 | 519 |
| 629 | energy resources | 7 | 313 | 825 | 1018 |
| 630 | Sarcopenia | 6 | 311 | 208 | 233 |
| 631 | carbon monoxide | 4 | 309 | 261 | 159 |
| 632 | drug resistance | 17 | 307 | 116 | 274 |
| 633 | Sonochemistry | 8 | 303 | 293 | 417 |
| 633 | elasticity | 7 | 303 | 126 | 61 |
| 635 | Mathematics Education | 3 | 301 | 508 | 109 |
| 635 | Occupational Health | 19 | 301 | 255 | 343 |
| 637 | Developmental Disabilities | 7 | 300 | 580 | 542 |
| 637 | medical education | 13 | 300 | 712 | 692 |
| 639 | Liposomes | 5 | 298 | 415 | 288 |
| 640 | Chemical industry | 7 | 295 | 811 | 434 |
| 641 | Social Change | 11 | 293 | 425 | 752 |
| 642 | Endocrine glands | 7 | 290 | 114 | 218 |
| 643 | Scandinavia | 9 | 289 | 255 | 206 |
| 644 | Social Psychology | 12 | 288 | 1059 | 1179 |
| 645 | Combinatorial chemistry | 9 | 285 | 337 | 474 |
| 646 | Oceanography | 11 | 283 | 863 | 910 |
| 646 | Mechatronics | 11 | 283 | 372 | 429 |
| 648 | Magnetohydrodynamics | 13 | 282 | 106 | 111 |
| 649 | Biometrics | 26 | 281 | 283 | 465 |
| 650 | Immunotoxicology | 2 | 280 | 390 | 47 |
| 650 | Inflammation | 5 | 280 | 782 | 691 |
| 652 | Calculus of Variations | 15 | 279 | 176 | 171 |
| 653 | Cell communication | 3 | 278 | 537 | 350 |
| 654 | Ecohydrology | 13 | 277 | 57 | 106 |
| 655 | Infertility | 7 | 276 | 491 | 536 |
| 655 | fertility | 7 | 276 | 539 | 574 |
| 657 | Clinical Immunology | 8 | 273 | 562 | 560 |
| 658 | Electromagnetism | 23 | 272 | 280 | 441 |
| 659 | Tourism | 4 | 270 | 1450 | 1103 |
| 659 | cell movement | 5 | 270 | 144 | 131 |
| 661 | Chemical processes | 13 | 269 | 166 | 199 |
| 662 | sustainability | 5 | 268 | 613 | 565 |
| 663 | Graph Theory | 25 | 267 | 156 | 207 |
| 663 | Molecular Spectroscopy | 21 | 267 | 591 | 912 |
| 665 | heredity | 5 | 266 | 459 | 266 |
| 666 | Electromagnetic compatibility | 12 | 265 | 136 | 121 |
| 666 | occupational diseases | 11 | 265 | 309 | 393 |
| 668 | Enzyme inhibitors | 9 | 263 | 150 | 144 |
| 669 | Nonlinear functional analysis | 20 | 262 | 345 | 477 |
| 670 | Urology | 10 | 261 | 737 | 736 |
| 670 | Thorax | 4 | 261 | 289 | 233 |
| 672 | Sustainable Development | 5 | 259 | 1567 | 1184 |
| 673 | Wildlife management | 9 | 258 | 263 | 203 |
| 674 | social science | 4 | 257 | 130 | 111 |
| 674 | animal diseases | 9 | 257 | 217 | 191 |
| 674 | Acarology | 6 | 257 | 153 | 88 |
| 674 | Mites | 6 | 257 | 237 | 109 |
| 674 | Ticks | 6 | 257 | 149 | 88 |
| 674 | Acari | 6 | 257 | 149 | 88 |
| 680 | Osteoporosis | 8 | 256 | 126 | 118 |
| 680 | drug evaluation | 11 | 256 | 563 | 641 |
| 682 | Magnetic Resonance Imaging | 19 | 255 | 101 | 182 |
| 683 | Environmental Psychology | 7 | 254 | 173 | 305 |
| 684 | Process Control | 9 | 253 | 477 | 752 |
| 684 | toxicity testing | 6 | 253 | 332 | 242 |
| 686 | Cellulose | 6 | 252 | 358 | 326 |
| 687 | Forensic Genetics | 5 | 248 | 162 | 128 |
| 688 | epilepsy | 12 | 247 | 386 | 421 |
| 689 | Number Theory | 27 | 246 | 164 | 141 |
| 690 | Neurotransmitters | 6 | 244 | 324 | 211 |
| 691 | natural products | 9 | 243 | 1023 | 859 |
| 692 | optical instruments | 9 | 241 | 154 | 168 |
| 692 | Groundwater | 8 | 241 | 260 | 266 |
| 692 | Nonlinear systems | 17 | 241 | 151 | 261 |
| 695 | Transportation Engineering | 9 | 240 | 163 | 178 |
| 695 | Kinetics | 5 | 240 | 340 | 143 |
| 695 | Information Retrieval | 15 | 240 | 110 | 253 |
| 695 | soil pollution | 14 | 240 | 87 | 193 |
| 699 | Chemical Ecology | 4 | 239 | 443 | 334 |
| 699 | Thrombosis | 13 | 239 | 429 | 561 |
| 699 | pheromones | 4 | 239 | 406 | 313 |
| 702 | Industrial Safety | 17 | 238 | 336 | 577 |
| 702 | Antioxidants | 4 | 238 | 607 | 585 |
| 704 | Logistics | 17 | 237 | 115 | 363 |
| 704 | nuclear astrophysics | 7 | 237 | 302 | 288 |
| 704 | Hemophilia | 11 | 237 | 151 | 166 |
| 704 | Economic planning | 4 | 237 | 412 | 212 |
| 708 | Ecosystem management | 10 | 236 | 296 | 371 |
| 708 | Ornithology | 15 | 236 | 366 | 401 |
| 708 | Regional Development | 3 | 236 | 260 | 128 |
| 708 | Development planning | 3 | 236 | 218 | 113 |
| 708 | free radicals | 8 | 236 | 762 | 994 |
| 713 | Respiratory system | 8 | 235 | 287 | 324 |
| 713 | protein | 10 | 235 | 592 | 652 |
| 715 | Investments | 7 | 234 | 224 | 116 |
| 715 | Aquaculture | 8 | 234 | 830 | 764 |
| 717 | Quantum Optics | 7 | 232 | 566 | 397 |
| 717 | Laser Spectroscopy | 7 | 232 | 523 | 356 |
| 719 | health planning | 17 | 231 | 810 | 1034 |
| 720 | Educational Psychology | 12 | 230 | 690 | 825 |
| 720 | Informatics | 8 | 230 | 460 | 457 |
| 722 | Multivariate Analysis | 14 | 229 | 168 | 253 |
| 723 | natural gas | 13 | 227 | 109 | 180 |
| 723 | Genes | 12 | 227 | 447 | 558 |
| 725 | Pituitary gland | 4 | 225 | 136 | 88 |
| 725 | Insect biochemistry | 4 | 225 | 358 | 286 |
| 727 | behavioral medicine | 10 | 223 | 608 | 915 |
| 727 | Mobile genetic elements | 5 | 223 | 39 | 27 |
| 729 | Ecological Genetics | 10 | 222 | 250 | 217 |
| 729 | Primary health care | 11 | 222 | 739 | 787 |
| 729 | movement | 4 | 222 | 268 | 176 |
| 729 | Biomass | 3 | 222 | 688 | 490 |
| 729 | Birds | 13 | 222 | 502 | 485 |
| 734 | X-rays | 7 | 221 | 282 | 164 |
| 735 | enzymes | 10 | 218 | 742 | 925 |
| 736 | magnetic resonance | 9 | 217 | 260 | 201 |
| 737 | Petroleum | 12 | 215 | 89 | 66 |
| 737 | cosmetics | 5 | 215 | 88 | 50 |
| 739 | Cell migration | 3 | 214 | 63 | 52 |
| 739 | Cell adhesion | 3 | 214 | 132 | 89 |
| 739 | NMR | 8 | 214 | 284 | 189 |
| 742 | population geography | 7 | 213 | 199 | 188 |
| 743 | Welfare Economics | 10 | 209 | 190 | 249 |
| 743 | prostaglandins | 6 | 209 | 274 | 222 |
| 745 | Health Services Research | 12 | 208 | 656 | 766 |
| 745 | Hydrodynamics | 8 | 208 | 331 | 381 |
| 745 | Calorimetry | 20 | 208 | 297 | 544 |
| 745 | Thermal analysis | 20 | 208 | 297 | 544 |
| 749 | Traffic Engineering | 9 | 205 | 170 | 280 |
| 750 | Nuclear Fusion | 7 | 204 | 353 | 259 |
| 750 | Energy metabolism | 5 | 204 | 419 | 451 |
| 750 | Entrepreneurship | 6 | 204 | 678 | 836 |
| 753 | Neuropsychiatry | 7 | 202 | 471 | 480 |
| 754 | Pharmacognosy | 5 | 200 | 1405 | 1326 |
| 755 | Solitons | 10 | 199 | 565 | 653 |
| 755 | Fractals | 10 | 199 | 568 | 657 |
| 755 | Chaos | 10 | 199 | 565 | 653 |
| 755 | Japan | 16 | 199 | 586 | 789 |
| 759 | Hydrogeology | 3 | 198 | 635 | 357 |
| 759 | Drying | 11 | 198 | 130 | 186 |
| 761 | Microfluidics | 8 | 195 | 79 | 112 |
| 762 | Educational Technology | 12 | 194 | 697 | 990 |
| 762 | Raman spectroscopy | 10 | 194 | 339 | 441 |
| 762 | biochemical markers | 6 | 194 | 352 | 275 |
| 765 | Oral Medicine | 3 | 191 | 741 | 274 |
| 765 | Health Education | 12 | 191 | 817 | 956 |
| 765 | Machining | 10 | 191 | 26 | 36 |
| 765 | disease outbreaks | 9 | 191 | 228 | 350 |
| 765 | Epidemics | 9 | 191 | 219 | 348 |
| 770 | Food preferences | 8 | 189 | 176 | 272 |
| 771 | pain | 7 | 186 | 736 | 829 |
| 772 | Mental illness | 12 | 184 | 797 | 1242 |
| 773 | Urban Economics | 4 | 183 | 290 | 269 |
| 773 | cohesion | 6 | 183 | 1 | 12 |
| 775 | Humanities | 6 | 182 | 1266 | 621 |
| 775 | Marine Geology | 7 | 182 | 347 | 365 |
| 775 | Petroleum Geology | 7 | 182 | 311 | 342 |
| 775 | Underwater acoustics | 14 | 182 | 3 | 12 |
| 775 | Organic Geochemistry | 9 | 182 | 161 | 303 |
| 775 | Asia | 12 | 182 | 1298 | 1316 |
| 781 | Economic Geography | 3 | 181 | 347 | 197 |
| 781 | Psycholinguistics | 9 | 181 | 524 | 676 |
| 781 | Long-Term Care | 5 | 181 | 348 | 376 |
| 781 | Long-term care facilities | 5 | 181 | 344 | 374 |
| 781 | Adhesion | 14 | 181 | 160 | 329 |
| 781 | adhesives | 14 | 181 | 172 | 333 |
| 781 | mammals | 13 | 181 | 384 | 518 |
| 788 | Lipid metabolism | 8 | 179 | 165 | 311 |
| 788 | Lipid | 8 | 179 | 165 | 313 |
| 790 | Social Choice Theory | 7 | 178 | 133 | 88 |
| 790 | Geometry | 17 | 178 | 471 | 431 |
| 792 | embryonic development | 2 | 177 | 470 | 250 |
| 792 | Corporate governance | 5 | 177 | 417 | 405 |
| 792 | sexual behavior | 6 | 177 | 439 | 428 |
| 795 | Pediatric Rheumatology | 2 | 176 | 273 | 92 |
| 795 | Lightweight concrete | 5 | 176 | 300 | 497 |
| 795 | Antigens | 4 | 176 | 570 | 454 |
| 795 | traffic safety | 8 | 176 | 111 | 110 |
| 799 | Natural resources | 6 | 175 | 480 | 529 |
| 800 | Primates | 14 | 174 | 244 | 404 |
| 801 | Microbial Biotechnology | 6 | 173 | 620 | 638 |
| 801 | RNA | 5 | 173 | 354 | 404 |
| 803 | Jurisprudence | 8 | 172 | 534 | 476 |
| 803 | Animal | 4 | 172 | 112 | 52 |
| 805 | Optical Communications | 13 | 171 | 277 | 367 |
| 805 | Soil dynamics | 7 | 171 | 293 | 326 |
| 805 | Anxiety Disorders | 3 | 171 | 454 | 496 |
| 805 | Anxiety | 3 | 171 | 453 | 496 |
| 805 | International Finance | 12 | 171 | 816 | 1132 |
| 810 | Melanoma | 4 | 170 | 143 | 141 |
| 811 | Learning disabilities | 4 | 169 | 661 | 474 |
| 811 | Genetic algorithms | 1 | 169 | 543 | 349 |
| 811 | Evolutionary Computation | 1 | 169 | 836 | 442 |
| 811 | monitoring | 12 | 169 | 52 | 75 |
| 815 | mathematical concepts | 12 | 168 | 124 | 145 |
| 816 | Clinical Biochemistry | 10 | 167 | 534 | 699 |
| 816 | Electron Microscopy | 5 | 167 | 294 | 188 |
| 818 | Organelle biogenesis | 5 | 165 | 133 | 124 |
| 819 | Matroids | 14 | 164 | 69 | 141 |
| 819 | Radiation effects | 5 | 164 | 429 | 498 |
| 821 | Venture Capital | 4 | 163 | 228 | 417 |
| 821 | Autism | 3 | 163 | 632 | 535 |
| 823 | Thermochemistry | 14 | 162 | 176 | 310 |
| 823 | transgenic organisms | 5 | 162 | 129 | 158 |
| 825 | Anthropology | 9 | 161 | 841 | 836 |
| 825 | urban population | 3 | 161 | 198 | 225 |
| 825 | Speech | 9 | 161 | 481 | 636 |
| 828 | Greenhouse gases | 3 | 158 | 268 | 257 |
| 828 | auditory perception | 7 | 158 | 234 | 319 |
| 828 | Production Management | 4 | 158 | 990 | 1122 |
| 831 | Stochastic Processes | 25 | 157 | 153 | 449 |
| 831 | Adaptive control systems | 3 | 157 | 616 | 270 |
| 833 | Hemostasis | 9 | 156 | 354 | 433 |
| 833 | Environmental risk assessment | 11 | 156 | 83 | 207 |
| 835 | Carbohydrates | 8 | 155 | 203 | 325 |
| 835 | atmospheric models | 6 | 155 | 415 | 514 |
| 837 | Geotechnical Engineering | 5 | 154 | 338 | 311 |
| 838 | Materials Engineering | 14 | 153 | 178 | 302 |
| 838 | Animal genetics | 15 | 153 | 197 | 385 |
| 840 | land degradation | 6 | 152 | 263 | 344 |
| 840 | degradation | 6 | 152 | 263 | 344 |
| 842 | Adsorption | 4 | 151 | 151 | 108 |
| 842 | hygiene | 7 | 151 | 223 | 314 |
| 842 | Oxidation-reduction | 3 | 151 | 737 | 821 |
| 845 | organizational effectiveness | 6 | 150 | 221 | 241 |
| 846 | Consciousness | 6 | 149 | 321 | 339 |
| 847 | Marine Ecology | 4 | 148 | 655 | 480 |
| 847 | alcoholism | 8 | 148 | 758 | 935 |
| 849 | Energy Storage | 8 | 147 | 712 | 946 |
| 850 | Research Design | 2 | 145 | 1253 | 833 |
| 850 | Reproductive toxicology | 3 | 145 | 393 | 312 |
| 850 | Soil fertility | 5 | 145 | 202 | 316 |
| 850 | Lipid bilayers | 2 | 145 | 611 | 396 |
| 854 | Game Theory | 7 | 143 | 336 | 330 |
| 854 | Marine Biotechnology | 4 | 143 | 151 | 164 |
| 854 | Antibodies | 3 | 143 | 506 | 386 |
| 857 | viral genetics | 1 | 142 | 387 | 399 |
| 858 | industrial hygiene | 14 | 139 | 305 | 390 |
| 858 | Speech Perception | 6 | 139 | 217 | 295 |
| 858 | Hearing | 5 | 139 | 483 | 443 |
| 861 | Scanning electron microscopy | 4 | 137 | 82 | 54 |
| 862 | Plant genetic engineering | 4 | 136 | 687 | 760 |
| 862 | isomerism | 6 | 136 | 172 | 160 |
| 862 | environmental control | 8 | 136 | 59 | 141 |
| 862 | Chirality | 6 | 136 | 172 | 160 |
| 866 | Medical Anthropology | 7 | 134 | 724 | 1082 |
| 866 | energy development | 8 | 134 | 375 | 735 |
| 868 | Mobile Computing | 7 | 133 | 697 | 766 |
| 869 | Mathematical Economics | 4 | 132 | 260 | 252 |
| 869 | Reproductive health | 2 | 132 | 864 | 504 |
| 869 | Extreme environments | 3 | 132 | 214 | 214 |
| 872 | Mycology | 9 | 130 | 842 | 1174 |
| 872 | Teaching | 6 | 130 | 1227 | 1134 |
| 872 | glycoproteins | 8 | 130 | 212 | 365 |
| 872 | Glycoconjugates | 8 | 130 | 212 | 365 |
| 872 | glycolipids | 8 | 130 | 212 | 365 |
| 877 | Probability | 10 | 129 | 259 | 420 |
| 877 | Chromosomes | 3 | 129 | 837 | 770 |
| 879 | Visual Communication | 7 | 128 | 193 | 229 |
| 879 | Image enhancement | 7 | 128 | 140 | 214 |
| 879 | vascular diseases | 5 | 128 | 478 | 591 |
| 882 | Industrial Design | 5 | 127 | 151 | 185 |
| 882 | Serology | 3 | 127 | 471 | 335 |
| 882 | Social Networks | 5 | 127 | 175 | 239 |
| 882 | Online social networks | 5 | 127 | 157 | 169 |
| 882 | Adolescent | 6 | 127 | 1344 | 1394 |
| 887 | Health Services Administration | 4 | 126 | 777 | 664 |
| 888 | Middle East | 13 | 125 | 362 | 491 |
| 889 | Biological Systems | 5 | 124 | 348 | 426 |
| 889 | corporate culture | 4 | 124 | 127 | 152 |
| 891 | Visual Anthropology | 2 | 123 | 130 | 12 |
| 891 | alcohol | 2 | 123 | 94 | 25 |
| 893 | visual sociology | 1 | 122 | 91 | 3 |
| 893 | Marine Pollution | 5 | 122 | 885 | 1100 |
| 893 | locomotion | 4 | 122 | 539 | 517 |
| 893 | posture | 4 | 122 | 539 | 517 |
| 893 | Cardiovascular diseases | 9 | 122 | 770 | 989 |
| 893 | Minerals | 4 | 122 | 652 | 580 |
| 893 | gait | 4 | 122 | 539 | 517 |
| 893 | walking | 4 | 122 | 539 | 517 |
| 901 | disabilities | 3 | 121 | 665 | 489 |
| 901 | chemical pollution | 1 | 121 | 12 | 16 |
| 903 | health services accessibility | 3 | 120 | 848 | 646 |
| 903 | Bioremediation | 9 | 120 | 320 | 777 |
| 905 | Dentistry | 5 | 119 | 539 | 379 |
| 905 | Liquid Crystals | 10 | 119 | 466 | 393 |
| 905 | Recycling | 3 | 119 | 598 | 865 |
| 908 | Particle Physics | 4 | 118 | 178 | 253 |
| 908 | Flexible manufacturing systems | 6 | 118 | 212 | 331 |
| 908 | Bacteria | 3 | 118 | 304 | 394 |
| 908 | biocatalysis | 1 | 118 | 300 | 369 |
| 908 | Homogeneous catalysis | 1 | 118 | 300 | 369 |
| 908 | Heterogeneous catalysis | 1 | 118 | 300 | 369 |
| 914 | concepts | 2 | 117 | 166 | 63 |
| 914 | Invertebrates | 1 | 117 | 975 | 415 |
| 916 | Cognitive Psychology | 8 | 116 | 208 | 277 |
| 916 | Regional Economics | 8 | 116 | 217 | 351 |
| 916 | Fire ecology | 1 | 116 | 133 | 65 |
| 916 | polar regions | 4 | 116 | 530 | 471 |
| 920 | Neuroanatomy | 3 | 115 | 211 | 172 |
| 920 | Africa | 17 | 115 | 486 | 811 |
| 920 | Biomolecules | 4 | 115 | 349 | 474 |
| 923 | taxation | 2 | 114 | 331 | 169 |
| 923 | drug addiction | 6 | 114 | 677 | 864 |
| 923 | Europa | 3 | 114 | 512 | 433 |
| 926 | supercritical fluids | 4 | 113 | 329 | 394 |
| 926 | Oral communication | 5 | 113 | 312 | 303 |
| 928 | Mining Engineering | 3 | 112 | 514 | 405 |
| 928 | histological techniques | 4 | 112 | 534 | 646 |
| 930 | Occupational Therapy | 11 | 111 | 411 | 454 |
| 930 | Neuromuscular diseases | 9 | 111 | 280 | 481 |
| 932 | synthesis | 8 | 110 | 633 | 639 |
| 932 | Flow cytometry | 4 | 110 | 274 | 289 |
| 934 | Microprocessors | 8 | 109 | 315 | 378 |
| 934 | Risk | 5 | 109 | 359 | 477 |
| 934 | lexicology | 38 | 109 | 1 | 2 |
| 934 | Oligosaccharide | 5 | 109 | 188 | 309 |
| 938 | Nutrition physiology | 4 | 108 | 572 | 627 |
| 939 | Thin Films | 14 | 107 | 125 | 300 |
| 939 | Screening | 13 | 107 | 18 | 109 |
| 939 | Fuzzy systems | 5 | 107 | 1334 | 1059 |
| 942 | Databases | 5 | 106 | 267 | 309 |
| 942 | X-ray crystallography | 8 | 106 | 308 | 332 |
| 944 | Biofeedback | 2 | 105 | 135 | 109 |
| 944 | Entropy | 11 | 105 | 462 | 753 |
| 944 | behavior therapy | 2 | 105 | 905 | 683 |
| 947 | Boundary Value Problems | 6 | 104 | 514 | 537 |
| 947 | Elementary particles | 3 | 104 | 164 | 243 |
| 949 | Vaccination | 6 | 103 | 108 | 209 |
| 949 | psychotherapy | 2 | 103 | 1372 | 953 |
| 951 | Operator theory | 9 | 102 | 158 | 142 |
| 951 | Autoantibodies | 5 | 102 | 377 | 542 |
| 951 | Transgenic plants | 3 | 102 | 389 | 440 |
| 951 | Mitochondria | 3 | 102 | 244 | 283 |
| 951 | Autoimmune diseases | 5 | 102 | 408 | 576 |
| 951 | Intellectual disability | 2 | 102 | 867 | 583 |
| 957 | Risk Management | 4 | 101 | 521 | 557 |
| 957 | Food additives | 2 | 101 | 1265 | 1142 |
| 957 | Paleoceanography | 2 | 101 | 206 | 261 |
| 957 | Diplomatic relations | 7 | 101 | 354 | 261 |
| 961 | Climatology | 5 | 100 | 1282 | 1493 |
| 961 | Veterinary Immunology | 3 | 100 | 310 | 272 |
| 961 | Earthquakes | 3 | 100 | 333 | 243 |
| 964 | Phonetics | 3 | 99 | 321 | 290 |
| 965 | Animal Nutrition | 9 | 98 | 273 | 440 |
| 965 | Financial management | 3 | 98 | 449 | 516 |
| 965 | Iron | 5 | 98 | 214 | 206 |
| 968 | Depression | 2 | 97 | 392 | 452 |
| 968 | Antenna Arrays | 5 | 97 | 402 | 488 |
| 968 | Nutritional support | 3 | 97 | 160 | 203 |
| 968 | Small Business | 2 | 97 | 885 | 966 |
| 972 | Hematopoietic stem cell transplantation | 3 | 96 | 384 | 459 |
| 972 | Fluorescence spectroscopy | 4 | 96 | 173 | 173 |
| 974 | Mental Health Services | 4 | 95 | 880 | 934 |
| 974 | econometric models | 4 | 95 | 532 | 601 |
| 976 | Planetary Science | 6 | 94 | 314 | 340 |
| 976 | Cartography | 3 | 94 | 436 | 254 |
| 976 | Histochemistry | 9 | 94 | 548 | 810 |
| 976 | Nanobiotechnology | 3 | 94 | 403 | 616 |
| 976 | Microfabrication | 5 | 94 | 225 | 273 |
| 976 | transgenic animals | 2 | 94 | 273 | 248 |
| 976 | Semiotics | 5 | 94 | 250 | 110 |
| 976 | cell membrane | 5 | 94 | 405 | 571 |
| 976 | vitamin C | 2 | 94 | 495 | 482 |
| 976 | vitamin E | 2 | 94 | 495 | 482 |
| 986 | Petroleum Engineering | 6 | 93 | 434 | 576 |
| 986 | Substance Abuse | 6 | 93 | 879 | 1060 |
| 986 | Marine resources | 3 | 93 | 647 | 619 |
| 986 | Zoonoses | 3 | 93 | 260 | 265 |
| 990 | Photography | 38 | 92 | 310 | 336 |
| 990 | Respiratory Infections | 3 | 92 | 256 | 256 |
| 990 | Influenza | 3 | 92 | 171 | 186 |
| 993 | impact | 3 | 91 | 291 | 375 |
| 994 | Biogeochemical cycles | 3 | 90 | 376 | 579 |
| 994 | Genetic translocation | 1 | 90 | 363 | 210 |
| 994 | Speech Disorders | 6 | 90 | 697 | 830 |
| 994 | plasmids | 1 | 90 | 363 | 210 |
| 994 | Decision making | 10 | 90 | 698 | 1243 |
| 994 | recreation | 5 | 90 | 511 | 494 |
| 1000 | Medical Imaging | 8 | 89 | 146 | 217 |