| 1 | Physics | 4,768 | 180.3K | 54 | 160 |
| 2 | Biochemistry | 2,963 | 100.5K | 84 | 130 |
| 3 | Biology | 1,443 | 95.0K | 235 | 254 |
| 4 | Science | 1,203 | 95.0K | 304 | 275 |
| 5 | Chemistry | 2,145 | 68.4K | 184 | 314 |
| 6 | Molecular Biology | 1,083 | 65.1K | 233 | 196 |
| 7 | Natural history | 140 | 55.1K | 455 | 231 |
| 8 | Nuclear Physics | 1,779 | 52.2K | 124 | 159 |
| 9 | Microbiology | 1,073 | 42.6K | 132 | 191 |
| 10 | Solid State Physics | 1,320 | 41.7K | 77 | 91 |
| 11 | Condensed Matter | 1,113 | 39.4K | 95 | 106 |
| 12 | Cytology | 582 | 37.4K | 166 | 199 |
| 13 | Medicine | 1,055 | 35.1K | 352 | 428 |
| 14 | Biophysics | 1,096 | 33.5K | 91 | 89 |
| 15 | Materials | 880 | 32.5K | 200 | 232 |
| 16 | Neurology | 763 | 32.5K | 236 | 297 |
| 17 | Cell Biology | 341 | 31.8K | 280 | 224 |
| 18 | Research | 1,001 | 25.8K | 240 | 311 |
| 19 | Biotechnology | 749 | 23.4K | 114 | 211 |
| 20 | Technology | 1,601 | 22.9K | 10 | 24 |
| 21 | Bioengineering | 614 | 19.5K | 51 | 152 |
| 22 | Japan | 2,209 | 19.1K | 8 | 10 |
| 23 | Botany | 405 | 18.9K | 221 | 179 |
| 24 | Environment | 383 | 18.4K | 208 | 273 |
| 25 | Catalysis | 311 | 15.8K | 268 | 203 |
| 26 | Physiology | 596 | 15.3K | 117 | 189 |
| 27 | Metallurgy | 329 | 14.8K | 95 | 73 |
| 28 | Genetics | 279 | 14.3K | 249 | 303 |
| 29 | Metals | 259 | 13.3K | 109 | 75 |
| 30 | Human genetics | 152 | 13.2K | 220 | 408 |
| 31 | Ecology | 441 | 13.0K | 367 | 569 |
| 32 | plant molecular biology | 161 | 12.7K | 74 | 67 |
| 33 | Pharmacology | 578 | 12.7K | 219 | 330 |
| 34 | Nanotechnology | 340 | 12.4K | 366 | 440 |
| 35 | Plant physiology | 262 | 11.9K | 43 | 70 |
| 36 | Materials Science | 443 | 11.7K | 230 | 319 |
| 37 | Brain | 261 | 11.6K | 167 | 161 |
| 38 | Quantum Gravity | 335 | 11.5K | 199 | 209 |
| 39 | Astrophysics | 395 | 11.5K | 450 | 628 |
| 40 | Developmental Biology | 324 | 11.2K | 85 | 162 |
| 41 | Astronomy | 297 | 10.9K | 464 | 523 |
| 42 | Cytogenetics | 133 | 10.4K | 92 | 96 |
| 43 | Immunology | 205 | 10.2K | 467 | 450 |
| 44 | Spectrum analysis | 329 | 10.2K | 377 | 525 |
| 45 | Agricultural Chemistry | 677 | 10.1K | 19 | 52 |
| 46 | Biomedical Engineering | 375 | 9.5K | 152 | 203 |
| 47 | Optics | 493 | 9.4K | 245 | 228 |
| 48 | Biocompatible Materials | 308 | 9.3K | 205 | 347 |
| 49 | Virology | 111 | 9.3K | 497 | 489 |
| 50 | Plant genetic engineering | 303 | 9.3K | 7 | 10 |
| 51 | Meteorology | 271 | 9.3K | 143 | 191 |
| 52 | Mathematics | 792 | 8.6K | 224 | 276 |
| 53 | Colloids | 334 | 8.5K | 168 | 236 |
| 54 | Environmental Health | 255 | 8.0K | 340 | 442 |
| 55 | Plant cells | 53 | 8.0K | 260 | 170 |
| 56 | Polymers | 400 | 7.9K | 277 | 408 |
| 57 | Plants | 75 | 7.9K | 313 | 141 |
| 58 | Molecular Genetics | 158 | 7.8K | 90 | 89 |
| 59 | Statistical physics | 346 | 7.8K | 295 | 340 |
| 60 | Endocrinology | 154 | 7.6K | 370 | 380 |
| 61 | Toxicology | 281 | 7.6K | 280 | 346 |
| 62 | transport vesicles | 2 | 7.5K | 351 | 183 |
| 63 | Biomass Energy | 170 | 7.4K | 85 | 112 |
| 64 | Neurophysiology | 187 | 7.4K | 296 | 389 |
| 65 | Surface Chemistry | 347 | 7.3K | 159 | 284 |
| 66 | Signal Transduction | 130 | 7.2K | 28 | 25 |
| 67 | Histology | 166 | 7.0K | 67 | 65 |
| 68 | Embryology | 229 | 6.9K | 67 | 151 |
| 69 | Genes | 159 | 6.9K | 14 | 9 |
| 70 | Biomechanics | 170 | 6.7K | 38 | 52 |
| 71 | Geology | 253 | 6.7K | 269 | 318 |
| 72 | Geophysics | 205 | 6.5K | 515 | 493 |
| 73 | Neurons | 22 | 6.4K | 224 | 152 |
| 74 | Medical genetics | 167 | 6.2K | 302 | 426 |
| 75 | Plant Genetics | 112 | 6.2K | 17 | 23 |
| 76 | Chemical Engineering | 214 | 6.2K | 489 | 547 |
| 77 | polymerization | 304 | 6.0K | 273 | 408 |
| 78 | Hematology | 245 | 5.5K | 430 | 473 |
| 79 | Biochemical Engineering | 143 | 5.5K | 275 | 447 |
| 80 | Pollution | 184 | 5.4K | 569 | 814 |
| 81 | United States | 77 | 5.4K | 955 | 427 |
| 82 | Cell division | 94 | 5.3K | 12 | 6 |
| 83 | Diabetes | 113 | 5.3K | 279 | 322 |
| 84 | Solid State Chemistry | 274 | 5.3K | 49 | 91 |
| 85 | Gene expression | 91 | 5.3K | 10 | 6 |
| 86 | Diabetes mellitus | 107 | 5.2K | 262 | 307 |
| 87 | Analytical Chemistry | 345 | 5.2K | 208 | 488 |
| 88 | Geochemistry | 234 | 5.1K | 141 | 282 |
| 89 | Planets | 122 | 5.0K | 269 | 266 |
| 90 | Organic Chemistry | 301 | 4.9K | 101 | 276 |
| 91 | Genetic regulation | 48 | 4.8K | 154 | 119 |
| 92 | Cancer | 161 | 4.8K | 479 | 622 |
| 93 | Industrial Microbiology | 158 | 4.7K | 38 | 74 |
| 94 | free radicals | 108 | 4.7K | 62 | 81 |
| 95 | Long-Term Care | 22 | 4.7K | 118 | 15 |
| 95 | Long-term care facilities | 22 | 4.7K | 118 | 15 |
| 97 | Radiobiology | 168 | 4.7K | 127 | 137 |
| 98 | Anatomy | 144 | 4.7K | 143 | 208 |
| 99 | Nanostructured Materials | 162 | 4.6K | 328 | 366 |
| 100 | Growth | 146 | 4.5K | 84 | 194 |
| 101 | Hydrology | 168 | 4.5K | 155 | 196 |
| 102 | Econometrics | 35 | 4.5K | 327 | 101 |
| 103 | Genomics | 147 | 4.4K | 258 | 276 |
| 104 | Psychiatry | 124 | 4.4K | 654 | 696 |
| 105 | Nervous system | 118 | 4.3K | 256 | 346 |
| 106 | Neurochemistry | 95 | 4.3K | 372 | 327 |
| 107 | food technology | 157 | 4.2K | 144 | 153 |
| 108 | Breeding | 177 | 4.2K | 48 | 70 |
| 109 | Developmental Genetics | 25 | 4.0K | 173 | 117 |
| 110 | Cell differentiation | 91 | 4.0K | 223 | 351 |
| 111 | Gene expression regulation | 32 | 4.0K | 181 | 109 |
| 112 | Public Health | 141 | 4.0K | 745 | 744 |
| 113 | Nutrition | 164 | 3.9K | 436 | 573 |
| 114 | Earth Sciences | 194 | 3.9K | 205 | 377 |
| 115 | Physical Chemistry | 169 | 3.9K | 136 | 265 |
| 116 | Cardiovascular diseases | 236 | 3.9K | 26 | 60 |
| 117 | Metabolic diseases | 77 | 3.9K | 470 | 472 |
| 118 | Economics | 224 | 3.8K | 392 | 443 |
| 119 | Medical Oncology | 91 | 3.7K | 292 | 229 |
| 120 | Geriatrics | 206 | 3.7K | 207 | 282 |
| 121 | Geomorphology | 98 | 3.7K | 57 | 70 |
| 122 | Microbial Ecology | 89 | 3.7K | 304 | 404 |
| 123 | miniaturization | 52 | 3.7K | 368 | 311 |
| 124 | Psychology | 413 | 3.6K | 258 | 650 |
| 125 | Pathology | 96 | 3.6K | 352 | 355 |
| 126 | Microelectronics | 69 | 3.6K | 309 | 279 |
| 127 | Environmental pollutants | 94 | 3.5K | 149 | 111 |
| 128 | nanoscience | 117 | 3.4K | 350 | 511 |
| 129 | viral genetics | 5 | 3.4K | 308 | 107 |
| 130 | Mathematical Physics | 208 | 3.4K | 236 | 352 |
| 131 | Climatology | 92 | 3.4K | 245 | 277 |
| 131 | Metabolism | 109 | 3.4K | 453 | 630 |
| 133 | pollutants | 86 | 3.2K | 131 | 101 |
| 134 | Psychophysiology | 108 | 3.2K | 461 | 539 |
| 135 | United Kingdom | 41 | 3.1K | 380 | 218 |
| 136 | Immunity | 56 | 3.1K | 445 | 606 |
| 137 | Therapeutics | 77 | 3.1K | 225 | 229 |
| 138 | environmental pollution | 127 | 3.0K | 514 | 803 |
| 139 | Genetic engineering | 102 | 3.0K | 141 | 236 |
| 140 | biological evolution | 106 | 3.0K | 232 | 435 |
| 141 | Zoology | 277 | 3.0K | 66 | 231 |
| 142 | Algae | 138 | 2.9K | 14 | 42 |
| 143 | Respiration | 97 | 2.9K | 136 | 173 |
| 144 | Medical Laboratory Science | 71 | 2.9K | 215 | 189 |
| 145 | gene therapy | 36 | 2.9K | 216 | 116 |
| 146 | Hypertension | 61 | 2.8K | 307 | 376 |
| 147 | Environmental Toxicology | 45 | 2.8K | 440 | 273 |
| 148 | Radiation | 188 | 2.7K | 45 | 119 |
| 149 | Marine Biology | 116 | 2.7K | 353 | 414 |
| 150 | Cardiovascular system | 61 | 2.7K | 320 | 436 |
| 151 | Mycology | 249 | 2.7K | 27 | 159 |
| 152 | Stem cells | 86 | 2.7K | 145 | 191 |
| 153 | Electrochemistry | 300 | 2.7K | 275 | 662 |
| 154 | Statistics | 187 | 2.7K | 184 | 331 |
| 155 | Plant Biotechnology | 182 | 2.6K | 8 | 34 |
| 156 | Ophthalmology | 74 | 2.6K | 289 | 250 |
| 157 | Liver diseases | 39 | 2.6K | 419 | 405 |
| 158 | Mineralogy | 154 | 2.6K | 76 | 194 |
| 159 | Mental Disorders | 53 | 2.6K | 709 | 616 |
| 160 | Lipids | 41 | 2.6K | 210 | 136 |
| 161 | Water | 70 | 2.6K | 414 | 520 |
| 162 | Molecular structure | 88 | 2.6K | 226 | 323 |
| 163 | Neurobiology | 58 | 2.5K | 364 | 435 |
| 164 | Water pollution | 93 | 2.5K | 319 | 494 |
| 165 | Epidemiology | 86 | 2.5K | 661 | 612 |
| 166 | Nuclear Fusion | 295 | 2.4K | 33 | 71 |
| 167 | Plant breeding | 158 | 2.4K | 16 | 31 |
| 168 | Fungi | 218 | 2.4K | 10 | 123 |
| 169 | Entomology | 229 | 2.4K | 100 | 197 |
| 170 | Pharmaceutical Chemistry | 131 | 2.4K | 513 | 821 |
| 171 | Algebra | 180 | 2.4K | 29 | 26 |
| 172 | Sports Medicine | 209 | 2.4K | 110 | 331 |
| 173 | Bacteriology | 47 | 2.4K | 479 | 444 |
| 174 | Chemical industry | 196 | 2.3K | 51 | 39 |
| 175 | Fermentation | 97 | 2.3K | 9 | 6 |
| 176 | Reproduction | 91 | 2.3K | 327 | 341 |
| 177 | Environmental Chemistry | 65 | 2.3K | 227 | 416 |
| 178 | Bioorganic chemistry | 95 | 2.3K | 364 | 480 |
| 179 | Clinical Chemistry | 75 | 2.3K | 515 | 561 |
| 180 | cell physiology | 55 | 2.3K | 260 | 323 |
| 181 | Mental illness | 41 | 2.3K | 508 | 433 |
| 182 | Environmental monitoring | 75 | 2.3K | 575 | 716 |
| 183 | Robotics | 145 | 2.2K | 54 | 124 |
| 184 | Geography | 264 | 2.2K | 93 | 317 |
| 185 | Medical Physics | 89 | 2.2K | 236 | 262 |
| 186 | Pediatric Neurology | 46 | 2.2K | 192 | 319 |
| 187 | Energy Conversion | 46 | 2.1K | 221 | 348 |
| 188 | Antioxidants | 28 | 2.1K | 84 | 82 |
| 189 | enzymes | 54 | 2.1K | 178 | 153 |
| 190 | Evolution | 86 | 2.0K | 233 | 473 |
| 191 | Environmental Policy | 85 | 2.0K | 364 | 659 |
| 192 | Asia | 159 | 2.0K | 96 | 121 |
| 193 | Oncogenes | 33 | 2.0K | 352 | 376 |
| 194 | Environmental Management | 46 | 2.0K | 574 | 493 |
| 195 | Electronics | 396 | 2.0K | 121 | 529 |
| 196 | nucleic acids | 78 | 1.9K | 270 | 594 |
| 197 | Petrology | 106 | 1.9K | 89 | 224 |
| 198 | Carbon | 58 | 1.9K | 153 | 254 |
| 199 | Environmental Engineering | 75 | 1.9K | 633 | 826 |
| 200 | Diagnostic Imaging | 83 | 1.9K | 243 | 290 |
| 201 | Aging | 109 | 1.9K | 372 | 509 |
| 202 | Transplantation | 20 | 1.8K | 535 | 292 |
| 203 | Diet | 55 | 1.8K | 444 | 538 |
| 204 | Recombinant DNA | 69 | 1.8K | 102 | 156 |
| 205 | Molecular cloning | 69 | 1.8K | 88 | 147 |
| 206 | Oncology | 40 | 1.8K | 562 | 901 |
| 206 | arthritis | 39 | 1.8K | 336 | 349 |
| 208 | Genetic recombination | 67 | 1.8K | 86 | 144 |
| 209 | drug therapy | 100 | 1.8K | 303 | 471 |
| 210 | Protozoa | 72 | 1.8K | 15 | 46 |
| 211 | Nanostructures | 104 | 1.8K | 100 | 416 |
| 212 | Genetic therapy | 40 | 1.7K | 237 | 214 |
| 213 | Sports | 179 | 1.7K | 94 | 316 |
| 214 | viruses | 40 | 1.7K | 428 | 483 |
| 215 | actuators | 51 | 1.7K | 385 | 391 |
| 215 | transducers | 51 | 1.7K | 385 | 391 |
| 217 | Artificial Intelligence | 141 | 1.7K | 316 | 641 |
| 218 | Photonics | 55 | 1.7K | 324 | 456 |
| 219 | Food | 62 | 1.7K | 554 | 581 |
| 220 | Operations Research | 167 | 1.7K | 96 | 410 |
| 221 | Plant Ecology | 49 | 1.6K | 355 | 406 |
| 222 | Immunotherapy | 32 | 1.6K | 524 | 504 |
| 223 | Biodiversity conservation | 14 | 1.6K | 904 | 649 |
| 224 | Economic History | 123 | 1.6K | 360 | 433 |
| 225 | Green Chemistry | 30 | 1.6K | 522 | 423 |
| 225 | gene mapping | 37 | 1.6K | 496 | 486 |
| 227 | Psychopharmacology | 61 | 1.6K | 285 | 464 |
| 228 | Insects | 96 | 1.6K | 93 | 149 |
| 229 | Climate change | 9 | 1.6K | 702 | 571 |
| 229 | Eutrophication | 9 | 1.6K | 681 | 567 |
| 231 | Chromosome mapping | 36 | 1.6K | 440 | 372 |
| 232 | Optical materials | 72 | 1.6K | 456 | 692 |
| 233 | Perception | 60 | 1.6K | 407 | 419 |
| 234 | Molecular evolution | 55 | 1.5K | 205 | 342 |
| 235 | Neuropsychology | 70 | 1.5K | 406 | 531 |
| 236 | Composite Materials | 62 | 1.5K | 560 | 739 |
| 237 | Critical Care | 35 | 1.5K | 481 | 569 |
| 238 | Memory | 52 | 1.5K | 429 | 446 |
| 239 | Photochemistry | 91 | 1.5K | 65 | 209 |
| 240 | Nonlinear Dynamics | 74 | 1.5K | 468 | 567 |
| 241 | Critical Care Medicine | 35 | 1.5K | 474 | 581 |
| 242 | Oxidation-reduction | 10 | 1.4K | 432 | 177 |
| 243 | Soil Science | 44 | 1.4K | 392 | 380 |
| 244 | Visual Perception | 52 | 1.4K | 376 | 368 |
| 245 | Seaweed | 49 | 1.4K | 41 | 79 |
| 246 | Attention | 45 | 1.4K | 439 | 378 |
| 247 | Periglacial processes | 19 | 1.4K | 20 | 13 |
| 247 | Permafrost | 19 | 1.4K | 20 | 13 |
| 247 | Frozen ground | 19 | 1.4K | 21 | 13 |
| 250 | Nanoparticles | 30 | 1.4K | 513 | 357 |
| 251 | Energy Policy | 33 | 1.4K | 727 | 714 |
| 252 | Molecules | 96 | 1.4K | 165 | 301 |
| 253 | Orthopedics | 93 | 1.4K | 163 | 321 |
| 254 | wood | 82 | 1.3K | 28 | 33 |
| 255 | plant communities | 30 | 1.3K | 287 | 316 |
| 256 | Computer Graphics | 61 | 1.3K | 222 | 289 |
| 257 | Educational Psychology | 116 | 1.3K | 108 | 299 |
| 258 | Immune system | 15 | 1.3K | 496 | 532 |
| 259 | Catalysts | 37 | 1.3K | 71 | 59 |
| 260 | Environmental Geology | 74 | 1.3K | 87 | 216 |
| 261 | Geodynamics | 59 | 1.3K | 108 | 224 |
| 262 | environmental protection | 50 | 1.3K | 700 | 854 |
| 263 | Plant tissue culture | 46 | 1.3K | 58 | 55 |
| 264 | China | 83 | 1.3K | 365 | 377 |
| 265 | Plant cell culture | 42 | 1.3K | 44 | 55 |
| 266 | proteins | 62 | 1.2K | 349 | 508 |
| 267 | Light | 34 | 1.2K | 190 | 404 |
| 268 | Organometallic compounds | 42 | 1.2K | 232 | 220 |
| 269 | Pediatrics | 43 | 1.2K | 731 | 894 |
| 270 | Obesity | 43 | 1.2K | 514 | 600 |
| 271 | Bioinorganic chemistry | 68 | 1.2K | 146 | 224 |
| 272 | Renewable Energy Sources | 20 | 1.2K | 1009 | 955 |
| 273 | Solar Energy | 28 | 1.2K | 394 | 318 |
| 274 | Animal Behavior | 79 | 1.2K | 312 | 607 |
| 275 | Cell metabolism | 9 | 1.2K | 349 | 369 |
| 276 | Parasitology | 51 | 1.2K | 530 | 509 |
| 277 | Urology | 47 | 1.2K | 485 | 545 |
| 278 | Child | 58 | 1.2K | 465 | 518 |
| 279 | Homeostasis | 7 | 1.2K | 279 | 364 |
| 280 | Proteomics | 27 | 1.2K | 228 | 225 |
| 281 | Nuclear Engineering | 157 | 1.1K | 106 | 144 |
| 282 | genome | 37 | 1.1K | 365 | 625 |
| 283 | Electrical Engineering | 293 | 1.1K | 174 | 414 |
| 284 | Insect biochemistry | 16 | 1.1K | 147 | 69 |
| 285 | Freezing | 68 | 1.1K | 20 | 17 |
| 285 | personality | 25 | 1.1K | 493 | 485 |
| 287 | Molecular ecology | 11 | 1.1K | 656 | 438 |
| 288 | Thrombosis | 26 | 1.0K | 360 | 303 |
| 289 | Meteorites | 33 | 1.0K | 348 | 454 |
| 290 | Chemical Ecology | 47 | 1.0K | 45 | 97 |
| 290 | Organometallic chemistry | 56 | 1.0K | 237 | 224 |
| 292 | Pharmacy | 92 | 1.0K | 232 | 521 |
| 293 | Energy Storage | 36 | 1.0K | 247 | 260 |
| 294 | management | 49 | 1.0K | 862 | 1109 |
| 295 | Soil biology | 12 | 1.0K | 501 | 354 |
| 296 | Systems Engineering | 51 | 1.0K | 305 | 273 |
| 297 | Systems Biology | 67 | 1.0K | 126 | 195 |
| 298 | Photobiology | 64 | 987 | 47 | 180 |
| 299 | Membranes | 40 | 977 | 444 | 675 |
| 300 | Oceanography | 42 | 970 | 561 | 632 |
| 301 | Paleoclimatology | 24 | 967 | 368 | 325 |
| 302 | Food Microbiology | 31 | 961 | 271 | 349 |
| 303 | Metallic Glasses | 8 | 949 | 253 | 63 |
| 304 | Child Development | 37 | 945 | 548 | 597 |
| 305 | Telecommunication | 167 | 944 | 68 | 329 |
| 306 | Allergy | 12 | 942 | 751 | 681 |
| 307 | Microorganisms | 30 | 935 | 257 | 400 |
| 307 | vitamin C | 24 | 935 | 21 | 38 |
| 307 | vitamin E | 24 | 935 | 21 | 38 |
| 310 | Immunopathology | 55 | 930 | 228 | 415 |
| 311 | pheromones | 43 | 929 | 46 | 99 |
| 312 | Parasitic Diseases | 41 | 927 | 465 | 616 |
| 313 | Plant diseases | 88 | 920 | 264 | 520 |
| 314 | cloning | 22 | 898 | 129 | 256 |
| 315 | fusion reactors | 235 | 892 | 23 | 56 |
| 316 | Radioisotopes | 81 | 890 | 68 | 104 |
| 317 | Rheumatology | 21 | 887 | 459 | 451 |
| 318 | Neural circuitry | 36 | 884 | 385 | 483 |
| 319 | Information Technology | 146 | 883 | 58 | 411 |
| 319 | Computational Biology | 19 | 883 | 1239 | 878 |
| 321 | Surgery | 20 | 879 | 1033 | 1098 |
| 322 | Agriculture | 34 | 870 | 604 | 592 |
| 323 | preventive medicine | 26 | 866 | 402 | 390 |
| 324 | Paleoecology | 19 | 863 | 419 | 310 |
| 324 | Paleogeography | 19 | 863 | 362 | 272 |
| 326 | Cognition | 36 | 854 | 481 | 559 |
| 327 | Synchrotron Radiation | 46 | 850 | 45 | 51 |
| 328 | Sustainable Engineering | 21 | 848 | 592 | 499 |
| 329 | Plate Tectonics | 41 | 839 | 21 | 20 |
| 329 | Leukemia | 25 | 839 | 501 | 528 |
| 331 | Food additives | 37 | 835 | 187 | 301 |
| 332 | rehabilitation | 39 | 834 | 488 | 607 |
| 333 | Animal welfare | 77 | 825 | 6 | 20 |
| 334 | Minerals | 27 | 814 | 94 | 80 |
| 335 | nuclear magnetic resonance | 54 | 813 | 203 | 302 |
| 336 | Atmospheric Physics | 46 | 812 | 449 | 655 |
| 336 | Transgenic plants | 33 | 812 | 45 | 81 |
| 338 | Developing countries | 36 | 807 | 535 | 569 |
| 339 | Magnetic Resonance Spectroscopy | 57 | 805 | 201 | 304 |
| 340 | Nuclear Energy | 99 | 803 | 124 | 186 |
| 340 | human behavior | 40 | 803 | 597 | 1074 |
| 342 | soil microbiology | 16 | 787 | 664 | 650 |
| 343 | fuel cells | 37 | 785 | 286 | 538 |
| 344 | Manufacturing Processes | 21 | 783 | 977 | 674 |
| 345 | Physical Therapy | 17 | 774 | 564 | 421 |
| 346 | hydrocolloids | 18 | 773 | 195 | 226 |
| 347 | biological factors | 29 | 763 | 502 | 534 |
| 348 | Sociology | 65 | 756 | 540 | 817 |
| 349 | Information Science | 56 | 753 | 355 | 748 |
| 350 | Hormones | 30 | 751 | 359 | 471 |
| 351 | city planning | 57 | 741 | 228 | 354 |
| 352 | Molecular Microbiology | 15 | 740 | 420 | 457 |
| 353 | System analysis | 70 | 739 | 308 | 634 |
| 354 | DNS | 24 | 738 | 43 | 51 |
| 355 | Surface properties | 43 | 734 | 79 | 290 |
| 356 | Luminescence | 84 | 731 | 42 | 158 |
| 357 | Land use | 14 | 729 | 436 | 223 |
| 358 | Combustion | 31 | 723 | 354 | 381 |
| 359 | energy conservation | 20 | 720 | 637 | 710 |
| 360 | Environmental Law | 20 | 713 | 337 | 510 |
| 361 | Morphology | 43 | 711 | 105 | 146 |
| 362 | Social Psychology | 25 | 706 | 739 | 771 |
| 362 | embryonic development | 20 | 706 | 73 | 69 |
| 364 | primary prevention | 63 | 705 | 12 | 36 |
| 365 | Pharmacogenetics | 21 | 699 | 310 | 343 |
| 365 | Fertilizers | 56 | 699 | 33 | 69 |
| 367 | Biogeochemistry | 23 | 696 | 426 | 572 |
| 368 | Surface-Active Agents | 42 | 689 | 77 | 277 |
| 368 | Energy Harvesting | 6 | 689 | 356 | 229 |
| 370 | Plant hormones | 28 | 688 | 21 | 42 |
| 370 | Proteome | 26 | 688 | 324 | 502 |
| 372 | Engineering | 90 | 687 | 603 | 1146 |
| 373 | Economic Development | 33 | 683 | 412 | 615 |
| 373 | sanitation | 24 | 683 | 586 | 925 |
| 375 | medical education | 41 | 671 | 419 | 471 |
| 376 | Cognitive Science | 47 | 668 | 217 | 529 |
| 376 | Bioinformatics | 22 | 668 | 764 | 799 |
| 378 | economic policy | 67 | 666 | 355 | 506 |
| 378 | Parasites | 31 | 666 | 390 | 408 |
| 380 | Nuclear Chemistry | 49 | 665 | 177 | 206 |
| 381 | Semiconductors | 74 | 661 | 238 | 494 |
| 381 | micromechanics | 11 | 661 | 276 | 130 |
| 383 | Liquid Crystals | 112 | 659 | 52 | 92 |
| 384 | Electrophysiology | 41 | 653 | 191 | 231 |
| 385 | Regional Planning | 54 | 651 | 252 | 450 |
| 385 | Behavior | 47 | 651 | 791 | 1582 |
| 387 | Chemotherapy | 62 | 646 | 192 | 461 |
| 388 | Environmental Microbiology | 19 | 640 | 484 | 616 |
| 389 | Hematopoietic stem cell transplantation | 19 | 633 | 55 | 79 |
| 390 | Clinical Pharmacology | 34 | 631 | 349 | 457 |
| 391 | Immunogenetics | 20 | 629 | 219 | 206 |
| 392 | Geriatric Psychiatry | 50 | 626 | 118 | 321 |
| 393 | Pharmacognosy | 29 | 625 | 519 | 718 |
| 394 | Combinatorial chemistry | 14 | 621 | 338 | 320 |
| 395 | Cosmochemistry | 25 | 614 | 227 | 322 |
| 396 | Hemostasis | 18 | 612 | 299 | 178 |
| 396 | Schizophrenia | 24 | 612 | 401 | 500 |
| 398 | computer networks | 46 | 611 | 411 | 700 |
| 399 | clay | 18 | 610 | 180 | 214 |
| 400 | Mechanical Engineering | 71 | 607 | 388 | 571 |
| 401 | Climate | 18 | 602 | 134 | 161 |
| 402 | Ceramics | 28 | 599 | 490 | 496 |
| 402 | Sedimentology | 12 | 599 | 235 | 170 |
| 402 | Sedimentary rocks | 15 | 599 | 195 | 160 |
| 405 | Cosmology | 54 | 598 | 268 | 398 |
| 406 | Population Genetics | 23 | 596 | 440 | 607 |
| 406 | Ferroelectricity | 116 | 596 | 31 | 117 |
| 408 | Biosensors | 23 | 595 | 367 | 657 |
| 409 | Physical fitness | 35 | 592 | 168 | 303 |
| 410 | Sleep Disorders | 84 | 590 | 200 | 612 |
| 410 | Chemical analysis | 84 | 590 | 52 | 314 |
| 412 | clay minerals | 17 | 584 | 63 | 71 |
| 413 | Water quality management | 33 | 582 | 394 | 481 |
| 414 | Public Policy | 45 | 581 | 321 | 557 |
| 415 | coal | 6 | 579 | 1353 | 677 |
| 416 | Biodiversity | 28 | 578 | 743 | 949 |
| 417 | world | 10 | 577 | 396 | 338 |
| 418 | energy resources | 13 | 573 | 658 | 765 |
| 419 | Photography | 157 | 571 | 295 | 262 |
| 419 | Ocean Engineering | 23 | 571 | 620 | 582 |
| 421 | Artificial Organs | 37 | 570 | 97 | 116 |
| 422 | Superconductors | 35 | 562 | 131 | 132 |
| 423 | Paleontology | 54 | 561 | 264 | 442 |
| 424 | Sleep | 86 | 558 | 194 | 636 |
| 425 | Bioenergetics | 20 | 554 | 275 | 345 |
| 426 | Marine Biotechnology | 26 | 551 | 14 | 30 |
| 426 | Ethology | 25 | 551 | 531 | 825 |
| 428 | Energy metabolism | 18 | 550 | 258 | 301 |
| 429 | Spine | 25 | 549 | 204 | 335 |
| 430 | Exercise | 61 | 545 | 139 | 347 |
| 431 | Nanoelectronics | 31 | 538 | 160 | 128 |
| 432 | Analytical Biochemistry | 18 | 537 | 663 | 655 |
| 433 | Neuropsychiatry | 24 | 535 | 236 | 330 |
| 434 | Electrophoresis | 21 | 534 | 614 | 609 |
| 435 | cell membrane | 17 | 532 | 258 | 279 |
| 436 | Superconductivity | 30 | 528 | 98 | 108 |
| 437 | Bioelectronics | 20 | 527 | 321 | 640 |
| 438 | solar cells | 15 | 525 | 319 | 378 |
| 438 | Development | 11 | 525 | 396 | 344 |
| 440 | Comparative Physiology | 26 | 524 | 225 | 281 |
| 441 | Neuropharmacology | 32 | 522 | 47 | 157 |
| 442 | Engineering Mathematics | 55 | 520 | 407 | 592 |
| 443 | transgenic organisms | 21 | 519 | 13 | 43 |
| 443 | transgenic animals | 21 | 519 | 12 | 39 |
| 445 | Antigens | 16 | 516 | 392 | 356 |
| 446 | histological techniques | 19 | 515 | 174 | 306 |
| 447 | Neuroendocrinology | 3 | 512 | 146 | 82 |
| 447 | natural products | 22 | 512 | 606 | 566 |
| 449 | Waste management | 33 | 510 | 231 | 322 |
| 450 | infection | 61 | 508 | 228 | 837 |
| 451 | tomography | 26 | 507 | 57 | 71 |
| 452 | Structural Engineering | 85 | 506 | 241 | 611 |
| 452 | Engineering Geology | 24 | 506 | 481 | 594 |
| 454 | Developmental Disabilities | 12 | 504 | 518 | 459 |
| 454 | Vaccines | 29 | 504 | 611 | 835 |
| 456 | Hemodynamics | 7 | 501 | 458 | 347 |
| 457 | Medical innovations | 6 | 497 | 867 | 835 |
| 458 | Electrochemical Analysis | 27 | 495 | 457 | 559 |
| 459 | Health Policy | 27 | 493 | 769 | 887 |
| 460 | International Finance | 20 | 492 | 585 | 534 |
| 461 | Transportation | 22 | 491 | 613 | 661 |
| 462 | Glass | 19 | 484 | 453 | 508 |
| 462 | pottery | 19 | 484 | 444 | 504 |
| 464 | Particle Physics | 25 | 483 | 181 | 202 |
| 465 | Horticulture | 47 | 481 | 80 | 120 |
| 466 | solar power | 13 | 478 | 308 | 359 |
| 466 | finance | 49 | 478 | 495 | 806 |
| 468 | Crystallography | 70 | 476 | 237 | 410 |
| 468 | Muscles | 17 | 476 | 318 | 398 |
| 470 | Atomic spectroscopy | 28 | 474 | 312 | 397 |
| 471 | Alternative Medicine | 30 | 473 | 399 | 551 |
| 472 | Economic Assistance | 7 | 472 | 482 | 329 |
| 473 | drug development | 5 | 468 | 1005 | 781 |
| 474 | Clinical Immunology | 24 | 466 | 451 | 538 |
| 474 | Water Purification | 30 | 466 | 191 | 283 |
| 476 | Semiconductor industry | 19 | 464 | 190 | 114 |
| 477 | Computer Science | 84 | 463 | 141 | 492 |
| 477 | Oxidative stress | 13 | 463 | 468 | 538 |
| 479 | Special Education | 354 | 462 | 5 | 181 |
| 480 | Pesticides | 22 | 459 | 125 | 115 |
| 481 | Cytoskeleton | 21 | 456 | 41 | 78 |
| 482 | Quality of life | 10 | 455 | 848 | 640 |
| 483 | Geometry | 34 | 454 | 316 | 212 |
| 484 | Fluid Dynamics | 21 | 444 | 427 | 447 |
| 485 | Heterocyclic compounds | 46 | 443 | 116 | 139 |
| 486 | Europe | 32 | 439 | 1108 | 1252 |
| 487 | Obstetrics | 25 | 432 | 1039 | 1217 |
| 487 | Cardiac electrophysiology | 15 | 432 | 63 | 71 |
| 487 | arrhythmia | 15 | 432 | 63 | 71 |
| 490 | Audiology | 21 | 431 | 279 | 310 |
| 491 | vascular diseases | 8 | 429 | 481 | 413 |
| 492 | environmental indicators | 7 | 426 | 804 | 446 |
| 493 | particles | 14 | 424 | 323 | 221 |
| 494 | Palliative Care | 39 | 422 | 128 | 243 |
| 495 | Developmental Neurobiology | 11 | 419 | 197 | 122 |
| 495 | Laser Spectroscopy | 18 | 419 | 291 | 274 |
| 497 | Anthropology | 89 | 418 | 200 | 507 |
| 498 | Quantum Optics | 17 | 417 | 356 | 314 |
| 498 | Drug delivery systems | 7 | 417 | 1153 | 820 |
| 500 | Human Geography | 48 | 416 | 192 | 350 |
| 501 | Host-parasite interactions | 12 | 409 | 674 | 1010 |
| 501 | Phylogeny | 19 | 409 | 284 | 482 |
| 503 | Gerontology | 41 | 408 | 463 | 698 |
| 504 | Library Science | 65 | 407 | 103 | 124 |
| 505 | alcoholism | 16 | 405 | 665 | 720 |
| 506 | Fluid Mechanics | 40 | 404 | 450 | 726 |
| 506 | Autoimmunity | 8 | 404 | 504 | 442 |
| 508 | Radiology | 34 | 403 | 413 | 565 |
| 508 | Granular materials | 9 | 403 | 248 | 118 |
| 508 | Primates | 29 | 403 | 173 | 261 |
| 511 | ecosystem | 15 | 400 | 628 | 829 |
| 511 | air | 5 | 400 | 149 | 106 |
| 513 | Radiochemistry | 47 | 393 | 173 | 287 |
| 514 | Systems Analysis | 38 | 392 | 127 | 291 |
| 515 | Tropical Medicine | 37 | 387 | 374 | 679 |
| 516 | Database Management | 17 | 386 | 322 | 378 |
| 516 | Image Processing | 25 | 386 | 645 | 987 |
| 516 | Magnetic Materials | 42 | 386 | 274 | 694 |
| 519 | mutation | 5 | 381 | 565 | 344 |
| 519 | Chromosomes | 5 | 381 | 911 | 556 |
| 521 | Forest genetics | 38 | 378 | 13 | 43 |
| 522 | Quality Control | 8 | 377 | 1203 | 712 |
| 523 | polar regions | 18 | 375 | 225 | 235 |
| 523 | Antibodies | 7 | 375 | 499 | 326 |
| 525 | Physical organic chemistry | 31 | 373 | 307 | 564 |
| 526 | Discrete geometry | 5 | 370 | 211 | 49 |
| 526 | water supply | 17 | 370 | 382 | 554 |
| 526 | ethanol | 13 | 370 | 169 | 151 |
| 529 | Forest Ecology | 15 | 369 | 475 | 574 |
| 530 | Game Theory | 25 | 368 | 120 | 173 |
| 531 | vibration | 27 | 366 | 329 | 474 |
| 532 | Mining Geology | 39 | 364 | 8 | 10 |
| 532 | Geomagnetism | 14 | 364 | 354 | 303 |
| 532 | Biomass | 10 | 364 | 248 | 337 |
| 535 | Social Sciences | 36 | 362 | 1054 | 1130 |
| 536 | mass transfer | 12 | 361 | 943 | 875 |
| 537 | Primary health care | 38 | 359 | 385 | 656 |
| 538 | drugs | 33 | 357 | 589 | 1082 |
| 539 | Data Mining | 29 | 355 | 307 | 755 |
| 540 | Health | 66 | 353 | 322 | 1121 |
| 541 | Neurosurgery | 16 | 351 | 554 | 638 |
| 541 | Medical Microbiology | 16 | 351 | 1275 | 1757 |
| 541 | Multivariate Analysis | 21 | 351 | 99 | 171 |
| 544 | Remote Sensing | 22 | 349 | 437 | 390 |
| 544 | organization | 6 | 349 | 570 | 495 |
| 546 | freshwater biology | 24 | 347 | 211 | 414 |
| 547 | hospice care | 24 | 345 | 71 | 90 |
| 547 | Organic Geochemistry | 12 | 345 | 151 | 234 |
| 549 | Respiratory Infections | 15 | 344 | 87 | 87 |
| 550 | Crystal growth | 23 | 343 | 281 | 451 |
| 550 | biopolymers | 17 | 343 | 516 | 634 |
| 552 | mathematical analysis | 51 | 340 | 713 | 966 |
| 553 | Urban Economics | 6 | 335 | 234 | 204 |
| 554 | commerce | 7 | 334 | 1200 | 739 |
| 554 | Industry | 1 | 334 | 528 | 99 |
| 556 | Atmospheric Chemistry | 14 | 331 | 548 | 747 |
| 557 | Kalman Filtering | 15 | 330 | 39 | 18 |
| 557 | Business | 5 | 330 | 2080 | 1259 |
| 559 | Dermatology | 26 | 328 | 717 | 994 |
| 559 | behavioral medicine | 7 | 328 | 947 | 780 |
| 559 | industrial hygiene | 26 | 328 | 261 | 258 |
| 559 | urban population | 5 | 328 | 164 | 162 |
| 563 | Earthquake Engineering | 14 | 326 | 673 | 684 |
| 563 | Statistical Mechanics | 24 | 326 | 356 | 341 |
| 565 | Quantum Chemistry | 16 | 324 | 350 | 282 |
| 565 | probabilities | 30 | 324 | 446 | 432 |
| 567 | Parenteral nutrition | 16 | 320 | 453 | 671 |
| 568 | Enteral nutrition | 15 | 319 | 357 | 531 |
| 569 | weather | 16 | 318 | 135 | 206 |
| 569 | natural disasters | 19 | 318 | 390 | 640 |
| 571 | Digestive system diseases | 17 | 317 | 412 | 524 |
| 572 | Virulence | 9 | 316 | 773 | 1072 |
| 573 | Medical Anthropology | 13 | 314 | 592 | 889 |
| 573 | cell interaction | 12 | 314 | 592 | 694 |
| 575 | Natural resources | 7 | 312 | 523 | 422 |
| 576 | Enzyme | 12 | 309 | 165 | 271 |
| 577 | Shape Memory Alloys | 7 | 306 | 22 | 3 |
| 577 | elasticity | 7 | 306 | 140 | 60 |
| 577 | Shape memory polymers | 7 | 306 | 22 | 3 |
| 577 | Shape Memory Effect | 7 | 306 | 22 | 3 |
| 577 | Birds | 29 | 306 | 370 | 471 |
| 582 | atmosphere | 17 | 305 | 265 | 379 |
| 583 | Functional Analysis | 22 | 303 | 487 | 542 |
| 584 | Lipid metabolism | 8 | 302 | 200 | 238 |
| 584 | Lipid | 8 | 302 | 201 | 238 |
| 584 | Soil ecology | 5 | 302 | 668 | 457 |
| 587 | scientific societies | 6 | 300 | 614 | 366 |
| 588 | Education | 43 | 299 | 1088 | 1477 |
| 588 | feeding behavior | 7 | 299 | 524 | 409 |
| 588 | Appetite | 7 | 299 | 451 | 350 |
| 591 | Forest Management | 16 | 297 | 432 | 603 |
| 592 | Agricultural Engineering | 7 | 296 | 302 | 175 |
| 592 | Computer Vision | 15 | 296 | 481 | 789 |
| 594 | Plastics | 29 | 294 | 451 | 771 |
| 594 | carcinogens | 10 | 294 | 569 | 694 |
| 596 | Extreme environments | 12 | 293 | 38 | 83 |
| 597 | protein | 20 | 291 | 488 | 774 |
| 598 | Neuromuscular diseases | 12 | 289 | 322 | 401 |
| 599 | Smart Materials | 16 | 287 | 323 | 428 |
| 600 | Respiratory system | 10 | 286 | 292 | 301 |
| 601 | Human-Computer Interaction | 29 | 285 | 278 | 674 |
| 602 | Molecular Spectroscopy | 17 | 282 | 771 | 915 |
| 602 | Hazardous waste | 8 | 282 | 558 | 685 |
| 604 | Autoantibodies | 5 | 280 | 535 | 370 |
| 604 | Soil fertility | 3 | 280 | 387 | 221 |
| 604 | radioactive waste | 7 | 280 | 488 | 641 |
| 604 | industrial waste | 7 | 280 | 523 | 644 |
| 604 | Autoimmune diseases | 5 | 280 | 593 | 407 |
| 609 | brain mapping | 5 | 278 | 629 | 512 |
| 609 | Economic planning | 14 | 278 | 114 | 169 |
| 611 | soil conservation | 6 | 277 | 576 | 350 |
| 611 | Organelle biogenesis | 13 | 277 | 44 | 76 |
| 613 | Small Business | 7 | 276 | 520 | 647 |
| 614 | Radiation Oncology | 17 | 275 | 84 | 147 |
| 615 | emergency management | 12 | 273 | 310 | 318 |
| 615 | Greenhouse gases | 5 | 273 | 273 | 203 |
| 617 | Nuclear Medicine | 32 | 272 | 285 | 637 |
| 618 | Heterocyclic chemistry | 35 | 270 | 64 | 63 |
| 619 | Hydraulic Engineering | 19 | 266 | 473 | 584 |
| 619 | Microcirculation | 16 | 266 | 113 | 206 |
| 621 | Diagnostic microbiology | 12 | 265 | 778 | 1401 |
| 622 | cell movement | 15 | 262 | 47 | 145 |
| 623 | bioclimatology | 21 | 257 | 178 | 403 |
| 623 | Synapses | 9 | 257 | 128 | 172 |
| 625 | Computational Chemistry | 18 | 256 | 192 | 449 |
| 625 | Phylogenetics | 20 | 256 | 7 | 9 |
| 625 | Ore deposits | 10 | 256 | 284 | 286 |
| 628 | Cerebral cortex | 14 | 255 | 464 | 744 |
| 629 | Automation | 12 | 252 | 1050 | 1112 |
| 629 | Electron Microscopy | 13 | 252 | 136 | 144 |
| 629 | Developmental Immunology | 14 | 252 | 261 | 431 |
| 632 | Civil Engineering | 13 | 249 | 1042 | 581 |
| 633 | Mathematical Economics | 16 | 247 | 84 | 159 |
| 634 | Blood vessels | 12 | 246 | 105 | 158 |
| 635 | Crop Science | 27 | 245 | 31 | 38 |
| 635 | Invertebrates | 13 | 245 | 232 | 286 |
| 637 | disabilities | 8 | 244 | 463 | 360 |
| 638 | Aquatic ecology | 16 | 243 | 347 | 519 |
| 639 | Molecular Pharmacology | 8 | 242 | 520 | 638 |
| 640 | Cybernetics | 20 | 241 | 450 | 733 |
| 641 | lasers | 69 | 240 | 180 | 816 |
| 642 | Signal Processing | 8 | 239 | 1445 | 981 |
| 642 | land degradation | 3 | 239 | 572 | 221 |
| 642 | degradation | 3 | 239 | 572 | 221 |
| 645 | mycoses | 21 | 238 | 186 | 786 |
| 646 | Industrial Organization | 3 | 237 | 361 | 143 |
| 646 | complementary therapies | 15 | 237 | 862 | 1039 |
| 646 | Industrial Policy | 3 | 237 | 589 | 249 |
| 646 | Landslides | 10 | 237 | 90 | 160 |
| 650 | Agricultural Ecology | 5 | 235 | 1065 | 963 |
| 650 | Microfabrication | 4 | 235 | 386 | 156 |
| 650 | Building | 77 | 235 | 82 | 302 |
| 653 | Origin of life | 6 | 234 | 70 | 52 |
| 653 | glycoproteins | 5 | 234 | 392 | 333 |
| 653 | Glycoconjugates | 5 | 234 | 392 | 333 |
| 653 | Oligosaccharide | 5 | 234 | 236 | 245 |
| 653 | Carbohydrates | 5 | 234 | 374 | 320 |
| 653 | glycolipids | 5 | 234 | 392 | 333 |
| 659 | Radiologic Technology | 4 | 233 | 126 | 16 |
| 659 | Interventional Radiology | 4 | 233 | 126 | 16 |
| 659 | Soft Condensed Matter | 9 | 233 | 736 | 727 |
| 659 | Interventional Radiography | 4 | 233 | 126 | 16 |
| 659 | Endoscopic Surgery | 4 | 233 | 126 | 16 |
| 659 | environmental exposure | 8 | 233 | 1353 | 1330 |
| 665 | health planning | 32 | 232 | 516 | 1107 |
| 665 | antibiotics | 18 | 232 | 111 | 202 |
| 665 | Radiation effects | 10 | 232 | 255 | 400 |
| 668 | Forensic Genetics | 3 | 231 | 269 | 153 |
| 668 | Bioremediation | 19 | 231 | 108 | 449 |
| 670 | Mechatronics | 25 | 230 | 114 | 264 |
| 671 | Sustainable Development | 16 | 229 | 819 | 1367 |
| 672 | Conservation Biology | 16 | 228 | 481 | 875 |
| 672 | Antarctica | 13 | 228 | 223 | 173 |
| 674 | Structural dynamics | 11 | 227 | 597 | 769 |
| 674 | Heart Failure | 1 | 227 | 851 | 337 |
| 674 | starch | 18 | 227 | 81 | 146 |
| 674 | Chromatographic analysis | 12 | 227 | 1083 | 1020 |
| 674 | Chronic diseases | 4 | 227 | 745 | 661 |
| 679 | Marine Ecology | 13 | 226 | 349 | 377 |
| 680 | Agronomy | 4 | 225 | 571 | 461 |
| 680 | Cognitive neuroscience | 10 | 225 | 571 | 806 |
| 682 | Physical Geography | 10 | 223 | 263 | 245 |
| 683 | Carcinogenesis | 7 | 222 | 741 | 849 |
| 683 | mutagens | 7 | 222 | 614 | 781 |
| 685 | Aerosols | 3 | 219 | 701 | 336 |
| 685 | Recycling | 2 | 219 | 909 | 608 |
| 687 | dietary supplements | 14 | 218 | 214 | 433 |
| 688 | Animal ecology | 10 | 217 | 735 | 785 |
| 689 | Magnetohydrodynamics | 11 | 216 | 179 | 211 |
| 689 | fertility | 6 | 216 | 1015 | 981 |
| 691 | Food preferences | 8 | 213 | 191 | 244 |
| 692 | Health Services Research | 22 | 212 | 610 | 1007 |
| 693 | Aerospace Engineering | 3 | 211 | 497 | 87 |
| 693 | Dynamics | 20 | 211 | 733 | 871 |
| 695 | Wildlife conservation | 8 | 208 | 846 | 1063 |
| 695 | Iron | 12 | 208 | 200 | 213 |
| 695 | Aquaculture | 8 | 208 | 1078 | 936 |
| 698 | Pharmacogenomics | 4 | 207 | 266 | 186 |
| 699 | hazard mitigation | 6 | 206 | 720 | 538 |
| 700 | Chromatography | 7 | 205 | 1288 | 995 |
| 700 | Autism | 15 | 205 | 286 | 544 |
| 702 | Orthopedic Surgery | 17 | 203 | 309 | 542 |
| 703 | Glaciology | 8 | 202 | 118 | 126 |
| 703 | Phytotherapy | 36 | 202 | 73 | 490 |
| 705 | Linguistics | 23 | 201 | 550 | 667 |
| 705 | glaciers | 7 | 201 | 123 | 125 |
| 707 | Telecommunication Systems | 22 | 200 | 471 | 831 |
| 708 | Solar System | 7 | 199 | 683 | 671 |
| 709 | Mechanics | 10 | 198 | 811 | 641 |
| 710 | plasticity | 7 | 195 | 205 | 337 |
| 711 | Production Management | 7 | 194 | 783 | 1039 |
| 711 | mammals | 13 | 194 | 486 | 626 |
| 711 | extraterrestrial environment | 4 | 194 | 630 | 274 |
| 711 | astronomical phenomena | 4 | 194 | 570 | 250 |
| 715 | Databases | 7 | 193 | 270 | 261 |
| 715 | Quantum electronics | 14 | 193 | 397 | 336 |
| 715 | Travel | 58 | 193 | 57 | 366 |
| 715 | Population | 10 | 193 | 570 | 609 |
| 719 | Steroids | 12 | 192 | 538 | 744 |
| 720 | Health promotion | 11 | 191 | 820 | 1048 |
| 721 | Informatics | 26 | 188 | 140 | 581 |
| 722 | Urban Policy | 10 | 187 | 362 | 490 |
| 722 | Raman spectroscopy | 12 | 187 | 333 | 496 |
| 722 | Sarcopenia | 5 | 187 | 287 | 353 |
| 722 | Optoelectronic devices | 14 | 187 | 285 | 219 |
| 726 | Sustainable agriculture | 5 | 186 | 616 | 461 |
| 727 | Mobile Computing | 12 | 185 | 473 | 496 |
| 727 | Freeze-Drying | 8 | 185 | 246 | 193 |
| 727 | Hypothermia | 8 | 185 | 246 | 193 |
| 727 | Freeze Drying | 8 | 185 | 246 | 193 |
| 727 | Foodborne diseases | 5 | 185 | 202 | 135 |
| 732 | food handling | 4 | 184 | 892 | 702 |
| 733 | Zeolites | 9 | 182 | 515 | 773 |
| 733 | Southeast Asia | 15 | 182 | 105 | 83 |
| 735 | Regional Development | 10 | 181 | 99 | 171 |
| 735 | Ultrasonics | 24 | 181 | 234 | 898 |
| 735 | Development planning | 10 | 181 | 68 | 152 |
| 738 | Money | 4 | 179 | 276 | 221 |
| 739 | Health Education | 18 | 178 | 779 | 1236 |
| 739 | Drug design | 8 | 178 | 1184 | 1373 |
| 739 | Decision making | 11 | 178 | 788 | 949 |
| 739 | drug toxicity | 5 | 178 | 303 | 248 |
| 743 | Process Control | 3 | 176 | 1010 | 896 |
| 743 | Geographic information systems | 16 | 176 | 346 | 467 |
| 743 | Combinatorial analysis | 17 | 176 | 475 | 424 |
| 746 | Infertility | 4 | 175 | 1162 | 1027 |
| 747 | Radiography | 2 | 174 | 963 | 523 |
| 747 | health services accessibility | 10 | 174 | 490 | 557 |
| 747 | Sequential Analysis | 24 | 174 | 5 | 9 |
| 747 | Nitric oxide | 6 | 174 | 192 | 168 |
| 751 | Human biology | 13 | 173 | 253 | 341 |
| 752 | Cell surface receptors | 13 | 172 | 11 | 24 |
| 753 | Marine Engineering | 10 | 171 | 124 | 58 |
| 753 | Naval Architecture | 9 | 171 | 168 | 136 |
| 753 | Plasma chemistry | 3 | 171 | 474 | 241 |
| 756 | Rock deformation | 5 | 170 | 155 | 152 |
| 756 | Multiphase Flow | 6 | 170 | 269 | 289 |
| 756 | peptides | 10 | 170 | 455 | 449 |
| 756 | Quantum theory | 17 | 170 | 427 | 654 |
| 760 | Forensic Psychiatry | 6 | 169 | 437 | 309 |
| 760 | calcification | 13 | 169 | 230 | 484 |
| 760 | Plasma polymerization | 1 | 169 | 583 | 173 |
| 760 | Africa | 16 | 169 | 639 | 696 |
| 764 | Functional Genomics | 6 | 168 | 168 | 283 |
| 764 | Molecular Imaging | 6 | 168 | 591 | 670 |
| 764 | Multimedia Systems | 12 | 168 | 839 | 803 |
| 767 | Ergonomics | 30 | 167 | 281 | 610 |
| 767 | Chemical Oceanography | 8 | 167 | 189 | 331 |
| 767 | synthesis | 13 | 167 | 451 | 436 |
| 770 | Psychosomatic Medicine | 11 | 166 | 444 | 769 |
| 770 | Middle East | 40 | 166 | 104 | 358 |
| 772 | Medical Technology | 8 | 165 | 1247 | 1359 |
| 773 | Pediatric Hematology | 7 | 164 | 256 | 125 |
| 773 | X-ray crystallography | 18 | 164 | 203 | 333 |
| 775 | Architecture | 26 | 163 | 146 | 207 |
| 775 | Wireless Communication Systems | 12 | 163 | 1174 | 1198 |
| 777 | Industrial Engineering | 11 | 162 | 1157 | 1446 |
| 777 | Language Disorders | 8 | 162 | 558 | 538 |
| 777 | Structural design | 6 | 162 | 658 | 559 |
| 777 | Cellular senescence | 5 | 162 | 592 | 703 |
| 777 | foreign exchange | 3 | 162 | 406 | 304 |
| 777 | Microscopy | 19 | 162 | 599 | 974 |
| 783 | Simulation Methods | 11 | 161 | 426 | 550 |
| 784 | Coastal Engineering | 14 | 160 | 22 | 24 |
| 784 | Clinical Biochemistry | 10 | 160 | 841 | 1020 |
| 784 | visualization | 46 | 160 | 264 | 506 |
| 787 | nuclear power | 20 | 158 | 184 | 206 |
| 787 | Kidney diseases | 18 | 158 | 368 | 834 |
| 789 | Synaptic Transmission | 7 | 157 | 338 | 420 |
| 790 | Papermaking | 45 | 155 | 26 | 33 |
| 791 | food industry | 15 | 153 | 126 | 210 |
| 792 | Optical Communications | 8 | 152 | 351 | 308 |
| 792 | Biodegradation | 5 | 152 | 612 | 646 |
| 794 | Environmental Geochemistry | 3 | 151 | 645 | 247 |
| 795 | Adolescent | 20 | 150 | 846 | 1620 |
| 795 | Communication | 18 | 150 | 845 | 1247 |
| 795 | Cell death | 11 | 150 | 757 | 1397 |
| 798 | Telecommunications | 7 | 149 | 492 | 336 |
| 798 | Mental Health | 16 | 149 | 710 | 1136 |
| 798 | movement | 10 | 149 | 108 | 242 |
| 798 | Groundwater | 42 | 149 | 84 | 482 |
| 798 | Microwaves | 10 | 149 | 716 | 504 |
| 803 | Numerical Analysis | 16 | 148 | 1217 | 1479 |
| 804 | Biopharmaceutics | 5 | 147 | 1115 | 1074 |
| 804 | Histochemistry | 17 | 147 | 463 | 834 |
| 804 | Heat Exchangers | 3 | 147 | 1397 | 1102 |
| 804 | Research Design | 12 | 147 | 607 | 1019 |
| 804 | risk factors | 6 | 147 | 595 | 609 |
| 804 | population geography | 2 | 147 | 572 | 209 |
| 810 | Radiation Protection | 27 | 146 | 121 | 240 |
| 810 | international cooperation | 3 | 146 | 668 | 440 |
| 812 | Health Services Administration | 6 | 145 | 833 | 823 |
| 812 | Psycholinguistics | 2 | 145 | 1301 | 812 |
| 812 | Neurotoxicology | 5 | 145 | 466 | 515 |
| 812 | Human evolution | 2 | 145 | 608 | 434 |
| 812 | Capital market | 6 | 145 | 235 | 294 |
| 817 | Information Systems | 14 | 144 | 587 | 1145 |
| 817 | nuclear magnetic resonance spectroscopy | 11 | 144 | 436 | 517 |
| 817 | peace | 2 | 144 | 690 | 376 |
| 817 | concrete | 9 | 144 | 622 | 1039 |
| 821 | geological modeling | 7 | 142 | 319 | 308 |
| 821 | Consciousness | 4 | 142 | 445 | 357 |
| 821 | Fisheries | 19 | 142 | 743 | 1364 |
| 824 | Emergency Medical Services | 8 | 141 | 475 | 445 |
| 825 | Inflammation | 8 | 140 | 855 | 1330 |
| 825 | Reading | 2 | 140 | 733 | 388 |
| 827 | Queuing Theory | 13 | 139 | 43 | 93 |
| 828 | Virtual reality | 13 | 138 | 74 | 223 |
| 828 | Immunochemistry | 15 | 138 | 412 | 816 |
| 828 | Writing | 1 | 138 | 546 | 197 |
| 831 | Nanochemistry | 18 | 137 | 353 | 724 |
| 831 | War and Society | 1 | 137 | 437 | 225 |
| 831 | warfare | 1 | 137 | 627 | 272 |
| 831 | Methodology | 14 | 137 | 79 | 189 |
| 835 | Community Psychiatry | 6 | 136 | 803 | 943 |
| 835 | data collection | 18 | 136 | 291 | 973 |
| 835 | Acarology | 14 | 136 | 72 | 163 |
| 838 | Probability | 10 | 135 | 321 | 498 |
| 839 | Behavioral Genetics | 6 | 134 | 160 | 275 |
| 840 | Risk Management | 6 | 133 | 526 | 544 |
| 840 | radiation monitoring | 25 | 133 | 108 | 248 |
| 840 | atmospheric models | 10 | 133 | 455 | 725 |
| 843 | Ecological Genetics | 12 | 132 | 242 | 364 |
| 843 | epilepsy | 7 | 132 | 737 | 836 |
| 843 | Cerebrospinal fluid | 5 | 132 | 72 | 84 |
| 846 | Psychometrics | 14 | 127 | 185 | 386 |
| 846 | Emergency Medicine | 28 | 127 | 487 | 1224 |
| 846 | Teaching | 6 | 127 | 1426 | 1103 |
| 846 | baking | 5 | 127 | 152 | 164 |
| 850 | Control Theory | 16 | 126 | 838 | 1196 |
| 851 | Marine Pollution | 11 | 125 | 653 | 1287 |
| 851 | World Wide Web | 20 | 125 | 48 | 192 |
| 851 | drug evaluation | 11 | 125 | 718 | 1155 |
| 854 | microwave antennas | 5 | 124 | 364 | 222 |
| 854 | Biological Systems | 7 | 124 | 438 | 530 |
| 854 | Radio wave propagation | 5 | 124 | 727 | 477 |
| 854 | construction | 4 | 124 | 162 | 176 |
| 854 | Bone diseases | 9 | 124 | 226 | 579 |
| 859 | Urban Planning | 5 | 123 | 320 | 340 |
| 859 | community development | 5 | 123 | 462 | 387 |
| 859 | Housing | 5 | 123 | 361 | 392 |
| 862 | Biogeography | 3 | 122 | 1167 | 1258 |
| 862 | Developmental Psychology | 5 | 122 | 892 | 1019 |
| 862 | Evidence-Based Medicine | 8 | 122 | 792 | 907 |
| 862 | global environmental change | 5 | 122 | 763 | 990 |
| 866 | Histocompatibility Testing | 4 | 121 | 626 | 435 |
| 866 | rare diseases | 6 | 121 | 531 | 670 |
| 868 | Geodesy | 4 | 120 | 782 | 563 |
| 868 | Medicinal plants | 4 | 120 | 1511 | 1553 |
| 868 | DNA | 10 | 120 | 237 | 428 |
| 871 | Landscape Ecology | 1 | 119 | 979 | 503 |
| 871 | Cognitive Therapy | 9 | 119 | 351 | 516 |
| 871 | cytokines | 9 | 119 | 822 | 1456 |
| 871 | Intellectual disability | 8 | 119 | 548 | 651 |
| 875 | Food Safety | 3 | 118 | 274 | 102 |
| 875 | Plant Pathology | 5 | 118 | 122 | 104 |
| 875 | Public opinion | 2 | 118 | 603 | 365 |
| 875 | Earthquakes | 5 | 118 | 351 | 272 |
| 879 | Software Engineering | 6 | 117 | 848 | 688 |
| 880 | Ecohydrology | 4 | 116 | 325 | 261 |
| 880 | Bacterial infections | 6 | 116 | 704 | 1208 |
| 880 | Methods | 9 | 116 | 34 | 41 |
| 883 | Nutrition physiology | 7 | 115 | 490 | 763 |
| 883 | Agricultural systems | 1 | 115 | 687 | 367 |
| 885 | Cryptography | 18 | 114 | 162 | 326 |
| 885 | Biogeochemical cycles | 2 | 114 | 648 | 702 |
| 885 | Mental Health Services | 5 | 114 | 1181 | 1082 |
| 885 | Intelligent Control Systems | 8 | 114 | 682 | 535 |
| 885 | behavior modification | 4 | 114 | 369 | 481 |
| 890 | Software Maintenance | 1 | 113 | 461 | 81 |
| 890 | Pharmaceutical Technology | 7 | 113 | 1202 | 1552 |
| 890 | Growth factors | 5 | 113 | 178 | 474 |
| 893 | Tribology | 10 | 112 | 742 | 1034 |
| 893 | Nonlinear functional analysis | 11 | 112 | 649 | 919 |
| 893 | Crisis management | 7 | 112 | 51 | 91 |
| 893 | locomotion | 7 | 112 | 502 | 620 |
| 893 | posture | 7 | 112 | 502 | 620 |
| 893 | Product life cycle | 3 | 112 | 365 | 345 |
| 893 | green products | 3 | 112 | 319 | 335 |
| 893 | gait | 7 | 112 | 502 | 620 |
| 893 | walking | 7 | 112 | 502 | 620 |
| 902 | Social policy | 10 | 111 | 567 | 654 |
| 902 | Learning | 15 | 111 | 595 | 1258 |
| 904 | Microbial Genetics | 6 | 110 | 239 | 349 |
| 904 | Differential Equations | 10 | 110 | 598 | 689 |
| 904 | analysis | 2 | 110 | 483 | 375 |
| 904 | Biomolecules | 7 | 110 | 259 | 572 |
| 904 | planning | 6 | 110 | 498 | 443 |
| 904 | Bones | 6 | 110 | 828 | 1106 |
| 910 | Coding Theory | 15 | 109 | 97 | 168 |
| 910 | body temperature | 14 | 109 | 92 | 336 |
| 910 | RNA | 2 | 109 | 773 | 629 |
| 913 | Ethics | 4 | 108 | 966 | 612 |
| 913 | Adolescent Medicine | 4 | 108 | 610 | 994 |
| 913 | Ecosystem management | 7 | 108 | 456 | 685 |
| 913 | East Asia | 19 | 108 | 126 | 259 |
| 913 | Radiation dosimetry | 17 | 108 | 121 | 214 |
| 913 | vitamins | 2 | 108 | 198 | 168 |
| 919 | microwave communication systems | 4 | 107 | 134 | 62 |
| 919 | Mitochondria | 7 | 107 | 147 | 295 |
| 919 | autism spectrum disorder | 4 | 107 | 43 | 33 |
| 922 | Stochastic Processes | 10 | 106 | 504 | 654 |
| 922 | Polymer Networks | 5 | 106 | 4 | 14 |
| 922 | Polymer Colloids | 5 | 106 | 4 | 14 |
| 922 | Mobile Commerce | 5 | 106 | 198 | 47 |
| 926 | Food Policy | 3 | 105 | 400 | 429 |
| 926 | Total Quality Management | 3 | 105 | 616 | 381 |
| 926 | agricultural policy | 3 | 105 | 275 | 356 |
| 926 | sustainability | 16 | 105 | 220 | 944 |
| 930 | Psychiatric Epidemiology | 3 | 104 | 598 | 647 |
| 930 | prostaglandins | 6 | 104 | 363 | 471 |
| 930 | Nanotubes | 11 | 104 | 42 | 57 |
| 933 | Crystallization | 18 | 103 | 140 | 307 |
| 933 | Mass Spectrometry | 9 | 103 | 822 | 1192 |
| 933 | Malaria | 6 | 103 | 586 | 728 |
| 933 | Osteoporosis | 8 | 103 | 155 | 268 |
| 933 | forest policy | 10 | 103 | 158 | 305 |
| 938 | Sound | 30 | 102 | 113 | 430 |
| 939 | Microbial Biotechnology | 8 | 101 | 541 | 971 |
| 940 | Microstructure | 19 | 100 | 191 | 583 |
| 941 | Metastasis | 1 | 99 | 476 | 402 |
| 941 | Marine biodiversity | 3 | 99 | 328 | 118 |
| 941 | internet | 18 | 99 | 370 | 937 |
| 944 | food contamination | 19 | 98 | 260 | 872 |
| 944 | blood transfusion | 2 | 98 | 1217 | 704 |
| 944 | Reservoirs | 5 | 98 | 122 | 103 |
| 944 | lakes | 5 | 98 | 31 | 29 |
| 944 | gene transfer | 4 | 98 | 246 | 289 |
| 944 | genetic transformation | 4 | 98 | 246 | 289 |
| 950 | Swarm Intelligence | 1 | 97 | 624 | 283 |
| 950 | Ultrasonic Imaging | 18 | 97 | 119 | 500 |
| 952 | Cartography | 14 | 96 | 155 | 222 |
| 952 | Demography | 7 | 96 | 483 | 707 |
| 952 | Acoustics | 35 | 96 | 16 | 59 |
| 952 | Information Retrieval | 16 | 96 | 133 | 491 |
| 952 | Ornithology | 8 | 96 | 730 | 780 |
| 952 | phytopathogenic bacteria | 3 | 96 | 287 | 343 |
| 958 | curriculum evaluation | 2 | 95 | 470 | 258 |
| 958 | Metallography | 8 | 95 | 526 | 812 |
| 958 | chronic disease | 1 | 95 | 784 | 364 |
| 961 | Landscape Architecture | 6 | 94 | 80 | 37 |
| 961 | Post-traumatic stress disorder | 9 | 94 | 437 | 831 |
| 961 | Ultrasound | 7 | 94 | 380 | 592 |
| 961 | public opinion polls | 1 | 94 | 213 | 35 |
| 965 | Coastal zone management | 4 | 93 | 661 | 668 |
| 966 | Respiratory Therapy | 1 | 92 | 121 | 30 |
| 966 | Soil Mechanics | 10 | 92 | 723 | 1144 |
| 966 | gases | 1 | 92 | 121 | 30 |
| 966 | Peptide | 3 | 92 | 263 | 186 |
| 966 | psychotherapy | 7 | 92 | 981 | 1375 |
| 966 | Hippocampus | 3 | 92 | 356 | 473 |
| 966 | musculoskeletal system | 2 | 92 | 208 | 131 |
| 973 | Production Engineering | 12 | 91 | 1132 | 1663 |
| 973 | Water Microbiology | 1 | 91 | 1115 | 490 |
| 973 | software | 9 | 91 | 485 | 1122 |
| 976 | Holistic Health | 7 | 90 | 231 | 321 |
| 976 | Bacteria | 2 | 90 | 574 | 612 |
| 976 | packaging | 2 | 90 | 191 | 104 |
| 979 | civilization | 8 | 89 | 965 | 281 |
| 979 | Nutrigenomics | 1 | 89 | 268 | 130 |
| 979 | Elementary particles | 3 | 89 | 207 | 313 |
| 982 | Ceramic materials | 7 | 88 | 1033 | 1314 |
| 983 | Forensic Psychology | 1 | 87 | 802 | 343 |
| 983 | Cross-Cultural Studies | 6 | 87 | 451 | 563 |
| 983 | animals | 10 | 87 | 760 | 1058 |
| 983 | cross-cultural comparison | 6 | 87 | 345 | 412 |
| 987 | Body Image | 6 | 86 | 141 | 280 |
| 987 | Eurasia | 6 | 86 | 126 | 144 |
| 987 | Fuzzy systems | 10 | 86 | 939 | 1274 |
| 990 | Global Health | 5 | 85 | 973 | 845 |
| 990 | Music | 9 | 85 | 527 | 591 |
| 990 | Smoking | 4 | 85 | 740 | 920 |
| 990 | biomedicine | 6 | 85 | 626 | 988 |
| 990 | eugenics | 39 | 85 | 57 | 616 |
| 995 | Substance Abuse | 4 | 84 | 1517 | 1494 |
| 996 | Archaeology | 10 | 83 | 847 | 1165 |
| 996 | Immunopharmacology | 7 | 83 | 729 | 1236 |
| 996 | individual differences | 1 | 83 | 531 | 352 |
| 999 | Religion and Sociology | 1 | 82 | 607 | 91 |
| 999 | Calorimetry | 10 | 82 | 642 | 1035 |