| 1 | Molecular Biology | 569 | 167.5K | 430 | 57 |
| 2 | Molecular evolution | 40 | 143.0K | 247 | 2 |
| 3 | biological evolution | 38 | 143.0K | 492 | 2 |
| 4 | Chemistry | 1,801 | 141.5K | 203 | 146 |
| 5 | Physics | 1,133 | 55.2K | 360 | 458 |
| 6 | Biology | 814 | 47.8K | 352 | 438 |
| 7 | Science | 850 | 43.0K | 348 | 469 |
| 8 | Materials | 468 | 40.1K | 352 | 185 |
| 9 | Chemical Engineering | 594 | 36.8K | 142 | 89 |
| 10 | Nanotechnology | 560 | 35.3K | 166 | 158 |
| 11 | Catalysis | 350 | 32.1K | 193 | 85 |
| 12 | Mathematics | 1,581 | 30.3K | 38 | 36 |
| 13 | Biochemistry | 759 | 27.6K | 493 | 501 |
| 14 | Medicine | 800 | 27.1K | 384 | 460 |
| 15 | Biocompatible Materials | 209 | 22.5K | 303 | 134 |
| 16 | Biotechnology | 363 | 21.0K | 242 | 246 |
| 17 | Neural circuitry | 301 | 20.7K | 24 | 7 |
| 18 | Renewable Energy Sources | 219 | 20.2K | 46 | 47 |
| 19 | Research | 722 | 20.1K | 301 | 398 |
| 20 | Pollution | 315 | 19.2K | 275 | 257 |
| 21 | Materials Science | 228 | 19.0K | 352 | 196 |
| 22 | Colloids | 267 | 18.8K | 217 | 91 |
| 23 | Ecology | 290 | 18.2K | 470 | 434 |
| 24 | Biochemical Engineering | 161 | 18.2K | 245 | 157 |
| 25 | nanoscience | 325 | 17.0K | 80 | 108 |
| 26 | energy conservation | 199 | 16.9K | 42 | 29 |
| 27 | Information Science | 164 | 16.4K | 73 | 7 |
| 28 | Environment | 218 | 15.0K | 358 | 371 |
| 29 | Environmental Health | 242 | 14.4K | 307 | 257 |
| 30 | mass transfer | 219 | 14.1K | 38 | 16 |
| 31 | Biomedical Engineering | 352 | 13.9K | 175 | 169 |
| 32 | Surface Chemistry | 211 | 13.9K | 290 | 127 |
| 33 | Artificial Intelligence | 314 | 13.7K | 88 | 114 |
| 34 | Analytical Chemistry | 215 | 13.4K | 358 | 169 |
| 35 | Human genetics | 40 | 13.2K | 448 | 321 |
| 36 | Bioengineering | 172 | 13.2K | 313 | 239 |
| 37 | Microbiology | 260 | 13.0K | 553 | 528 |
| 38 | environmental pollution | 198 | 12.5K | 268 | 187 |
| 39 | Polymers | 347 | 12.4K | 286 | 263 |
| 40 | Environmental monitoring | 196 | 12.1K | 142 | 98 |
| 41 | Engineering | 443 | 11.7K | 54 | 53 |
| 42 | Astrophysics | 314 | 11.2K | 359 | 507 |
| 43 | Systems Engineering | 228 | 11.1K | 37 | 15 |
| 44 | Earth Sciences | 481 | 11.0K | 21 | 126 |
| 45 | Pharmacology | 287 | 10.7K | 427 | 376 |
| 46 | Green Chemistry | 127 | 10.7K | 76 | 42 |
| 47 | Electrochemistry | 231 | 10.3K | 365 | 170 |
| 48 | polymerization | 266 | 10.1K | 274 | 229 |
| 49 | Spectrum analysis | 286 | 10.0K | 320 | 463 |
| 50 | Nanostructured Materials | 137 | 9.9K | 319 | 163 |
| 51 | Optical materials | 139 | 9.4K | 197 | 129 |
| 52 | Natural history | 61 | 9.4K | 567 | 667 |
| 53 | Composite Materials | 188 | 9.0K | 169 | 159 |
| 54 | Geophysics | 212 | 8.9K | 357 | 331 |
| 55 | Environmental Engineering | 153 | 8.8K | 243 | 235 |
| 56 | Automation | 146 | 8.8K | 158 | 149 |
| 57 | environmental protection | 149 | 8.8K | 175 | 104 |
| 58 | Environmental Policy | 128 | 8.7K | 206 | 170 |
| 59 | Oncology | 39 | 8.6K | 406 | 213 |
| 60 | Sustainable Engineering | 95 | 8.4K | 71 | 24 |
| 61 | Pharmaceutical Chemistry | 154 | 8.4K | 326 | 223 |
| 62 | Health Information Management | 16 | 8.1K | 25 | 6 |
| 63 | Cancer | 36 | 8.0K | 814 | 319 |
| 64 | computer networks | 143 | 7.4K | 122 | 70 |
| 65 | Biophysics | 219 | 7.4K | 595 | 582 |
| 66 | Environmental Chemistry | 55 | 7.2K | 231 | 144 |
| 67 | Climatology | 173 | 6.9K | 93 | 132 |
| 68 | Environmental Management | 88 | 6.9K | 257 | 120 |
| 69 | Atmospheric Physics | 126 | 6.8K | 158 | 143 |
| 70 | fuel cells | 29 | 6.8K | 289 | 88 |
| 71 | Cybernetics | 78 | 6.7K | 124 | 76 |
| 72 | Energy Policy | 129 | 6.6K | 141 | 157 |
| 73 | Energy Conversion | 30 | 6.6K | 289 | 131 |
| 74 | Nanoparticles | 61 | 6.5K | 192 | 75 |
| 75 | Genomics | 167 | 6.4K | 171 | 188 |
| 76 | health planning | 181 | 6.3K | 31 | 19 |
| 77 | Toxicology | 186 | 6.3K | 358 | 399 |
| 78 | Astronomy | 210 | 6.1K | 393 | 498 |
| 79 | System analysis | 148 | 6.1K | 90 | 57 |
| 80 | Food | 128 | 6.1K | 212 | 160 |
| 81 | Botany | 94 | 5.9K | 666 | 498 |
| 82 | Information Technology | 93 | 5.9K | 125 | 79 |
| 83 | Meteorology | 162 | 5.9K | 177 | 225 |
| 84 | Genetics | 67 | 5.8K | 602 | 469 |
| 85 | Control Theory | 172 | 5.8K | 63 | 57 |
| 86 | Nervous system | 74 | 5.8K | 339 | 230 |
| 87 | Bioorganic chemistry | 139 | 5.7K | 183 | 169 |
| 88 | Signal Processing | 115 | 5.2K | 292 | 257 |
| 88 | nucleic acids | 13 | 5.2K | 725 | 254 |
| 90 | Public Health | 186 | 5.1K | 458 | 527 |
| 91 | Immunology | 59 | 5.1K | 630 | 456 |
| 92 | food technology | 87 | 5.1K | 272 | 153 |
| 93 | Electrical Engineering | 141 | 5.0K | 288 | 124 |
| 94 | Nutrition | 131 | 4.9K | 421 | 441 |
| 95 | Water | 88 | 4.8K | 296 | 315 |
| 96 | Biomass Energy | 84 | 4.8K | 217 | 220 |
| 97 | Solitons | 131 | 4.7K | 8 | 7 |
| 97 | Fractals | 131 | 4.7K | 8 | 7 |
| 97 | Chaos | 131 | 4.7K | 8 | 7 |
| 100 | actuators | 78 | 4.7K | 209 | 118 |
| 100 | transducers | 78 | 4.7K | 209 | 118 |
| 102 | Solar Energy | 114 | 4.7K | 35 | 55 |
| 103 | Food additives | 39 | 4.6K | 131 | 48 |
| 104 | Telecommunication | 94 | 4.6K | 310 | 256 |
| 105 | hydrocolloids | 35 | 4.5K | 95 | 39 |
| 106 | Crystal growth | 30 | 4.4K | 176 | 17 |
| 107 | Drug delivery systems | 132 | 4.3K | 17 | 93 |
| 108 | Fuzzy systems | 136 | 4.3K | 12 | 6 |
| 109 | Nonlinear functional analysis | 90 | 4.2K | 20 | 6 |
| 110 | mathematical analysis | 176 | 4.2K | 112 | 56 |
| 111 | Statistical physics | 116 | 4.2K | 574 | 481 |
| 112 | genome | 32 | 4.1K | 307 | 209 |
| 113 | Wireless Communication Systems | 116 | 4.1K | 219 | 204 |
| 114 | Epidemiology | 138 | 3.9K | 330 | 382 |
| 115 | Geology | 141 | 3.9K | 365 | 416 |
| 116 | Molecular Spectroscopy | 118 | 3.8K | 47 | 42 |
| 117 | sanitation | 19 | 3.7K | 517 | 286 |
| 118 | Environmental Law | 42 | 3.7K | 138 | 98 |
| 119 | Behavior | 53 | 3.7K | 640 | 515 |
| 120 | miniaturization | 49 | 3.6K | 304 | 272 |
| 121 | Organic Chemistry | 91 | 3.6K | 489 | 363 |
| 122 | gene mapping | 72 | 3.6K | 184 | 212 |
| 123 | Cell Biology | 103 | 3.6K | 560 | 799 |
| 124 | Energy Consumption | 40 | 3.6K | 19 | 12 |
| 125 | Microelectronics | 45 | 3.5K | 357 | 243 |
| 126 | internet | 58 | 3.5K | 148 | 87 |
| 127 | Pharmacognosy | 80 | 3.5K | 140 | 133 |
| 128 | Electronics | 99 | 3.5K | 483 | 365 |
| 129 | Numerical Analysis | 149 | 3.5K | 70 | 84 |
| 130 | Mathematical Physics | 212 | 3.5K | 192 | 303 |
| 131 | Internet of Things | 52 | 3.5K | 128 | 78 |
| 132 | Optics | 208 | 3.4K | 435 | 510 |
| 133 | Metals | 52 | 3.4K | 365 | 243 |
| 134 | Nanostructures | 81 | 3.4K | 110 | 195 |
| 135 | Psychiatry | 73 | 3.4K | 716 | 639 |
| 136 | Bacterial infections | 10 | 3.4K | 331 | 89 |
| 137 | Host-parasite interactions | 12 | 3.4K | 499 | 205 |
| 138 | Neurology | 107 | 3.3K | 801 | 906 |
| 139 | complementary therapies | 115 | 3.3K | 36 | 33 |
| 140 | Immunity | 12 | 3.3K | 760 | 423 |
| 141 | Engineering Mathematics | 115 | 3.2K | 81 | 77 |
| 142 | Cytology | 89 | 3.2K | 675 | 851 |
| 143 | human behavior | 35 | 3.2K | 586 | 457 |
| 144 | Computational Biology | 53 | 3.2K | 399 | 335 |
| 145 | mycoses | 7 | 3.1K | 436 | 82 |
| 146 | Technology | 100 | 3.1K | 470 | 431 |
| 147 | management | 54 | 3.1K | 720 | 619 |
| 148 | Bioinformatics | 49 | 3.1K | 341 | 267 |
| 149 | coal | 67 | 3.0K | 164 | 149 |
| 150 | Pharmacy | 152 | 3.0K | 115 | 182 |
| 151 | Mechanical Engineering | 133 | 2.9K | 149 | 131 |
| 152 | Mechanics | 77 | 2.9K | 66 | 53 |
| 153 | Clinical Chemistry | 76 | 2.9K | 382 | 364 |
| 154 | Calorimetry | 113 | 2.9K | 19 | 21 |
| 154 | Thermal analysis | 113 | 2.9K | 19 | 21 |
| 156 | Microbial Ecology | 55 | 2.8K | 387 | 444 |
| 157 | Semiconductors | 98 | 2.8K | 150 | 84 |
| 158 | Analytical Biochemistry | 33 | 2.8K | 299 | 108 |
| 159 | Photochemistry | 64 | 2.8K | 113 | 77 |
| 160 | Metallurgy | 56 | 2.8K | 401 | 293 |
| 161 | Medical genetics | 65 | 2.8K | 441 | 519 |
| 162 | Photobiology | 60 | 2.7K | 39 | 33 |
| 163 | Medical Microbiology | 85 | 2.7K | 268 | 383 |
| 164 | Telecommunication Systems | 99 | 2.7K | 47 | 35 |
| 165 | Communication | 16 | 2.7K | 838 | 243 |
| 166 | Functional Analysis | 75 | 2.7K | 90 | 38 |
| 166 | Photonics | 53 | 2.7K | 370 | 337 |
| 168 | Industrial Microbiology | 73 | 2.7K | 128 | 200 |
| 169 | Plant physiology | 44 | 2.6K | 448 | 390 |
| 170 | Physiology | 80 | 2.6K | 706 | 727 |
| 171 | Intelligent Transportation Systems | 49 | 2.6K | 117 | 105 |
| 172 | Physical Chemistry | 83 | 2.5K | 277 | 370 |
| 173 | China | 73 | 2.5K | 349 | 205 |
| 174 | Metabolism | 45 | 2.5K | 587 | 555 |
| 175 | Agricultural Chemistry | 40 | 2.5K | 441 | 276 |
| 176 | Solid State Physics | 143 | 2.5K | 615 | 748 |
| 177 | lasers | 126 | 2.4K | 155 | 175 |
| 178 | Water pollution | 59 | 2.4K | 461 | 518 |
| 179 | Ultrasonics | 29 | 2.4K | 237 | 86 |
| 180 | United States | 76 | 2.4K | 804 | 715 |
| 181 | Fixed Point Theory | 155 | 2.4K | 1 | 1 |
| 182 | Sonochemistry | 28 | 2.3K | 55 | 31 |
| 183 | plant molecular biology | 35 | 2.3K | 332 | 374 |
| 184 | Forensic Genetics | 35 | 2.2K | 26 | 22 |
| 185 | Social Sciences | 77 | 2.2K | 456 | 357 |
| 186 | Chromosome mapping | 58 | 2.2K | 208 | 246 |
| 187 | Information Systems | 20 | 2.2K | 358 | 80 |
| 188 | medical education | 101 | 2.2K | 167 | 201 |
| 189 | Education | 92 | 2.1K | 506 | 485 |
| 190 | Cognitive Science | 39 | 2.1K | 258 | 238 |
| 191 | Virology | 41 | 2.1K | 659 | 743 |
| 192 | Industrial Engineering | 48 | 2.1K | 283 | 219 |
| 193 | Power Electronics | 33 | 2.1K | 232 | 196 |
| 194 | Organometallic chemistry | 114 | 2.1K | 59 | 86 |
| 195 | Medicinal plants | 43 | 2.1K | 178 | 159 |
| 196 | Environmental Toxicology | 39 | 2.1K | 453 | 360 |
| 197 | Entropy | 62 | 2.0K | 27 | 3 |
| 198 | Operations Research | 51 | 2.0K | 441 | 368 |
| 199 | Thermodynamics | 95 | 2.0K | 40 | 27 |
| 200 | Environmental pollutants | 43 | 2.0K | 355 | 285 |
| 201 | software | 40 | 1.9K | 65 | 46 |
| 202 | Drug design | 59 | 1.9K | 95 | 125 |
| 203 | Data Mining | 45 | 1.9K | 157 | 204 |
| 204 | Religion and Psychology | 72 | 1.9K | 5 | 3 |
| 205 | Microstructure | 48 | 1.9K | 33 | 4 |
| 206 | Metabolic diseases | 30 | 1.9K | 574 | 550 |
| 207 | Medical Laboratory Science | 39 | 1.9K | 382 | 386 |
| 208 | Diabetes | 43 | 1.9K | 409 | 446 |
| 209 | Social Change | 22 | 1.9K | 193 | 125 |
| 210 | Manufacturing Processes | 59 | 1.9K | 368 | 333 |
| 211 | Diabetes mellitus | 42 | 1.8K | 379 | 434 |
| 212 | environmental exposure | 32 | 1.8K | 365 | 201 |
| 213 | Mobile Computing | 38 | 1.8K | 165 | 102 |
| 214 | Oral Medicine | 97 | 1.8K | 7 | 4 |
| 215 | Critical Care | 13 | 1.8K | 560 | 381 |
| 216 | Statistics | 110 | 1.8K | 316 | 402 |
| 216 | Critical Care Medicine | 13 | 1.8K | 556 | 388 |
| 216 | biological factors | 74 | 1.8K | 124 | 244 |
| 219 | Genetic engineering | 43 | 1.8K | 355 | 383 |
| 220 | drugs | 52 | 1.8K | 291 | 253 |
| 221 | Egypt | 51 | 1.8K | 23 | 13 |
| 222 | Mechatronics | 18 | 1.8K | 233 | 76 |
| 223 | natural products | 75 | 1.7K | 113 | 186 |
| 224 | Biosensors | 17 | 1.7K | 438 | 248 |
| 225 | Nuclear Physics | 104 | 1.7K | 951 | 1124 |
| 226 | Marine Biology | 88 | 1.7K | 354 | 529 |
| 227 | Adolescent | 54 | 1.7K | 319 | 303 |
| 228 | Heat Exchangers | 52 | 1.7K | 126 | 158 |
| 229 | Systems Analysis | 74 | 1.7K | 29 | 47 |
| 230 | Solid State Chemistry | 62 | 1.7K | 439 | 364 |
| 231 | Mycology | 22 | 1.7K | 477 | 264 |
| 231 | Middle East | 57 | 1.7K | 55 | 23 |
| 233 | Physical organic chemistry | 47 | 1.7K | 158 | 104 |
| 234 | Energy Storage | 20 | 1.7K | 364 | 190 |
| 234 | Fungi | 21 | 1.7K | 283 | 181 |
| 236 | Alternative Medicine | 50 | 1.7K | 119 | 102 |
| 237 | Radio | 29 | 1.6K | 421 | 313 |
| 238 | Africa | 54 | 1.6K | 139 | 62 |
| 239 | Building Materials | 20 | 1.6K | 668 | 454 |
| 240 | International Finance | 25 | 1.6K | 474 | 204 |
| 241 | drug evaluation | 62 | 1.6K | 53 | 75 |
| 242 | Bioelectronics | 13 | 1.6K | 436 | 235 |
| 243 | Pharmaceutical Technology | 55 | 1.6K | 150 | 207 |
| 244 | Plants | 45 | 1.6K | 382 | 509 |
| 245 | Business | 24 | 1.6K | 703 | 604 |
| 246 | Lipids | 16 | 1.6K | 436 | 230 |
| 247 | pollutants | 28 | 1.5K | 418 | 310 |
| 248 | Boundary Value Problems | 89 | 1.5K | 22 | 62 |
| 249 | Chemical analysis | 13 | 1.5K | 426 | 78 |
| 250 | Radiation | 116 | 1.5K | 88 | 245 |
| 251 | Dynamics | 47 | 1.5K | 194 | 97 |
| 252 | Environmental Microbiology | 24 | 1.5K | 322 | 327 |
| 253 | Materials Engineering | 42 | 1.4K | 29 | 5 |
| 254 | Carbon | 18 | 1.4K | 426 | 327 |
| 255 | Sociology | 53 | 1.4K | 565 | 566 |
| 255 | Molecular structure | 59 | 1.4K | 307 | 437 |
| 257 | Developmental Psychology | 11 | 1.4K | 500 | 245 |
| 258 | Intelligent Control Systems | 60 | 1.4K | 51 | 29 |
| 259 | Diet | 25 | 1.4K | 554 | 534 |
| 260 | marketing | 32 | 1.4K | 498 | 494 |
| 261 | Psychology | 77 | 1.4K | 851 | 1026 |
| 261 | Quantum electronics | 81 | 1.4K | 171 | 211 |
| 263 | drug therapy | 40 | 1.3K | 477 | 444 |
| 264 | adolescence | 36 | 1.3K | 169 | 188 |
| 265 | Dentistry | 55 | 1.3K | 75 | 63 |
| 266 | Plastics | 75 | 1.3K | 101 | 211 |
| 266 | Luminescence | 51 | 1.3K | 111 | 66 |
| 268 | Nonlinear systems | 40 | 1.3K | 53 | 42 |
| 269 | Asia | 64 | 1.3K | 243 | 233 |
| 270 | atmosphere | 30 | 1.3K | 103 | 69 |
| 271 | Adaptive control systems | 47 | 1.3K | 31 | 15 |
| 272 | Structural Engineering | 27 | 1.3K | 491 | 325 |
| 273 | Organometallic compounds | 37 | 1.3K | 240 | 215 |
| 274 | soil microbiology | 11 | 1.3K | 698 | 473 |
| 275 | Surface-Active Agents | 18 | 1.3K | 255 | 132 |
| 275 | Surface properties | 18 | 1.3K | 288 | 144 |
| 277 | Human-Computer Interaction | 31 | 1.3K | 239 | 193 |
| 278 | Biopharmaceutics | 25 | 1.3K | 208 | 164 |
| 279 | Mental Disorders | 27 | 1.3K | 776 | 715 |
| 279 | human development | 6 | 1.3K | 548 | 151 |
| 281 | Bioremediation | 26 | 1.2K | 55 | 46 |
| 282 | Marine Pollution | 32 | 1.2K | 222 | 248 |
| 283 | energy resources | 16 | 1.2K | 481 | 437 |
| 284 | Engineering Geology | 46 | 1.2K | 218 | 286 |
| 285 | Computer Science | 54 | 1.2K | 191 | 179 |
| 286 | Environmental Geology | 53 | 1.2K | 143 | 247 |
| 287 | Image Processing | 35 | 1.2K | 557 | 573 |
| 288 | Aging | 15 | 1.2K | 1054 | 622 |
| 289 | Developmental Biology | 12 | 1.2K | 848 | 607 |
| 290 | Robotics | 42 | 1.2K | 313 | 333 |
| 291 | particles | 21 | 1.1K | 194 | 69 |
| 292 | catalytic activity | 33 | 1.1K | 81 | 102 |
| 293 | industrial waste | 19 | 1.1K | 157 | 177 |
| 294 | Computer-Aided Design | 31 | 1.1K | 225 | 183 |
| 295 | Economics | 37 | 1.1K | 1252 | 1000 |
| 295 | Hazardous waste | 9 | 1.1K | 457 | 188 |
| 297 | Quality Control | 52 | 1.1K | 129 | 235 |
| 298 | radioactive waste | 8 | 1.1K | 401 | 177 |
| 299 | Neuropsychology | 11 | 1.1K | 1125 | 596 |
| 300 | Plant Genetics | 7 | 1.1K | 386 | 202 |
| 301 | Geriatrics | 22 | 1.1K | 903 | 615 |
| 301 | Economic History | 17 | 1.1K | 1376 | 615 |
| 303 | enzymes | 23 | 1.1K | 422 | 314 |
| 304 | Computational Intelligence | 17 | 1.1K | 126 | 34 |
| 305 | Cellulose | 19 | 1.1K | 106 | 92 |
| 306 | Endocrinology | 28 | 1.1K | 829 | 873 |
| 306 | Biodegradation | 13 | 1.1K | 164 | 50 |
| 308 | Therapeutics | 31 | 1.1K | 387 | 417 |
| 309 | natural disasters | 35 | 1.1K | 139 | 201 |
| 310 | big data | 34 | 1.1K | 13 | 28 |
| 311 | Molecular Genetics | 24 | 1.0K | 548 | 562 |
| 312 | livestock | 31 | 1.0K | 73 | 39 |
| 313 | Medical innovations | 6 | 1.0K | 545 | 362 |
| 314 | Hydrology | 45 | 1.0K | 484 | 615 |
| 315 | psychotherapy | 7 | 1.0K | 763 | 358 |
| 316 | Ophthalmology | 31 | 1.0K | 486 | 469 |
| 317 | Atmospheric Chemistry | 20 | 1.0K | 327 | 351 |
| 318 | Light | 6 | 1.0K | 619 | 407 |
| 319 | Granular materials | 13 | 1.0K | 139 | 34 |
| 320 | Computer Engineering | 41 | 1.0K | 42 | 30 |
| 320 | Production Engineering | 41 | 1.0K | 380 | 347 |
| 322 | animals | 28 | 996 | 246 | 142 |
| 323 | Fluid Dynamics | 33 | 988 | 236 | 214 |
| 324 | Reproduction | 26 | 985 | 675 | 579 |
| 324 | DNA polymerases | 5 | 985 | 255 | 192 |
| 326 | Nuclear Engineering | 54 | 972 | 250 | 221 |
| 326 | Evolution | 16 | 972 | 726 | 627 |
| 328 | Cognition | 5 | 967 | 1268 | 529 |
| 329 | Developing countries | 20 | 957 | 723 | 486 |
| 330 | Computational Complexity | 38 | 954 | 72 | 33 |
| 331 | Nuclear Energy | 47 | 953 | 153 | 132 |
| 332 | Energy Harvesting | 7 | 939 | 244 | 192 |
| 333 | Cognitive neuroscience | 4 | 934 | 789 | 363 |
| 333 | drug development | 13 | 934 | 311 | 336 |
| 335 | Drug delivery devices | 13 | 931 | 21 | 18 |
| 336 | Cell metabolism | 7 | 913 | 335 | 334 |
| 337 | Cell death | 8 | 900 | 630 | 437 |
| 338 | Structural design | 30 | 896 | 116 | 142 |
| 338 | machinery | 44 | 896 | 58 | 87 |
| 338 | finance | 25 | 896 | 743 | 584 |
| 341 | Nanochemistry | 22 | 895 | 232 | 102 |
| 342 | Obstetrics | 61 | 880 | 378 | 550 |
| 342 | hazard mitigation | 29 | 880 | 82 | 122 |
| 344 | Pediatrics | 30 | 879 | 576 | 686 |
| 345 | Food Microbiology | 12 | 869 | 510 | 378 |
| 346 | Bones | 10 | 866 | 331 | 240 |
| 347 | Oceanography | 41 | 863 | 413 | 546 |
| 348 | environmental indicators | 17 | 855 | 320 | 260 |
| 349 | Youth | 20 | 849 | 178 | 186 |
| 350 | silicon | 44 | 842 | 13 | 15 |
| 351 | Neurophysiology | 27 | 840 | 904 | 991 |
| 352 | Optoelectronic devices | 58 | 838 | 35 | 46 |
| 353 | Electromagnetic waves | 30 | 836 | 7 | 5 |
| 353 | Ceramic materials | 33 | 836 | 231 | 272 |
| 355 | Urology | 32 | 833 | 393 | 426 |
| 356 | Water quality management | 26 | 826 | 441 | 332 |
| 357 | Tropical Medicine | 25 | 816 | 450 | 317 |
| 358 | Homeostasis | 1 | 815 | 589 | 352 |
| 359 | proteins | 28 | 812 | 544 | 547 |
| 360 | Combustion | 25 | 811 | 343 | 321 |
| 360 | Fractional Calculus | 27 | 811 | 1 | 6 |
| 362 | Mineral resources | 10 | 810 | 192 | 85 |
| 363 | Educational Technology | 34 | 802 | 249 | 336 |
| 363 | Planets | 15 | 802 | 678 | 630 |
| 365 | Technology Assessment | 7 | 801 | 140 | 33 |
| 366 | Teaching | 49 | 796 | 260 | 382 |
| 367 | Electrochemical Analysis | 23 | 789 | 485 | 388 |
| 368 | water reuse | 23 | 788 | 19 | 21 |
| 369 | dietary supplements | 17 | 776 | 161 | 128 |
| 370 | Neurobiology | 7 | 773 | 963 | 683 |
| 371 | Green Technology | 24 | 772 | 21 | 16 |
| 371 | Chemical industry | 25 | 772 | 306 | 188 |
| 373 | Drug targeting | 35 | 771 | 9 | 32 |
| 374 | Child Development | 23 | 766 | 596 | 631 |
| 375 | bioclimatology | 36 | 762 | 62 | 137 |
| 376 | Informatics | 9 | 761 | 411 | 156 |
| 377 | Embryology | 6 | 760 | 924 | 569 |
| 378 | Immunotherapy | 25 | 757 | 459 | 631 |
| 379 | Radio waves | 22 | 743 | 284 | 293 |
| 380 | Condensed Matter | 28 | 731 | 1180 | 1136 |
| 381 | Medical Oncology | 22 | 730 | 494 | 554 |
| 382 | Electrophoresis | 30 | 723 | 344 | 412 |
| 383 | Emulsions | 30 | 719 | 26 | 14 |
| 384 | biofuels | 7 | 718 | 121 | 84 |
| 385 | Learning | 5 | 714 | 917 | 420 |
| 386 | Chromatographic analysis | 47 | 710 | 260 | 380 |
| 387 | Multimedia Systems | 51 | 709 | 192 | 350 |
| 388 | energy development | 16 | 704 | 180 | 303 |
| 389 | Access to Information | 16 | 702 | 8 | 36 |
| 389 | Information dissemination | 16 | 702 | 8 | 36 |
| 391 | solar cells | 16 | 699 | 246 | 270 |
| 392 | solar power | 15 | 688 | 217 | 242 |
| 393 | Ocean Engineering | 22 | 681 | 597 | 579 |
| 394 | pigments | 18 | 672 | 221 | 171 |
| 395 | Computational Fluid Dynamics | 15 | 670 | 203 | 121 |
| 396 | infection | 24 | 666 | 450 | 558 |
| 397 | Mass Spectrometry | 8 | 664 | 641 | 329 |
| 398 | Detectors | 20 | 660 | 458 | 365 |
| 399 | Magnetic Materials | 26 | 655 | 421 | 458 |
| 400 | Pathology | 29 | 651 | 553 | 720 |
| 401 | Child psychology | 23 | 650 | 461 | 591 |
| 402 | Histology | 14 | 648 | 792 | 646 |
| 403 | Cytogenetics | 9 | 647 | 685 | 561 |
| 404 | Sustainable Development | 42 | 646 | 226 | 683 |
| 405 | Measurement | 26 | 645 | 293 | 289 |
| 406 | Information Retrieval | 9 | 639 | 183 | 128 |
| 407 | cytokines | 20 | 637 | 282 | 380 |
| 408 | Mineralogy | 25 | 636 | 452 | 481 |
| 409 | Cheminformatics | 5 | 628 | 175 | 108 |
| 410 | Phytotherapy | 14 | 621 | 113 | 93 |
| 411 | vibration | 23 | 617 | 305 | 337 |
| 412 | Monomers | 18 | 612 | 4 | 1 |
| 413 | Solutions | 28 | 611 | 21 | 28 |
| 414 | Aquaculture | 32 | 602 | 343 | 459 |
| 415 | Primary health care | 24 | 597 | 434 | 425 |
| 416 | Europe | 28 | 593 | 897 | 877 |
| 417 | Fluorescence | 43 | 592 | 3 | 15 |
| 418 | Humanities | 50 | 591 | 100 | 197 |
| 418 | Microscopy | 35 | 591 | 219 | 320 |
| 420 | Social Psychology | 11 | 590 | 1107 | 858 |
| 421 | carbon monoxide | 5 | 589 | 201 | 62 |
| 422 | Chromatography | 35 | 587 | 283 | 403 |
| 423 | Infertility | 8 | 583 | 458 | 366 |
| 423 | fertility | 8 | 583 | 501 | 389 |
| 425 | Enzyme inhibitors | 22 | 578 | 39 | 59 |
| 426 | Geomorphology | 12 | 576 | 678 | 595 |
| 427 | Public Policy | 19 | 571 | 557 | 561 |
| 428 | Thermochemistry | 6 | 569 | 347 | 108 |
| 429 | Information management | 3 | 564 | 59 | 9 |
| 429 | Jurisprudence | 19 | 564 | 283 | 211 |
| 431 | Cell differentiation | 17 | 562 | 567 | 763 |
| 431 | visualization | 16 | 562 | 536 | 270 |
| 433 | Remote Sensing | 33 | 558 | 256 | 303 |
| 434 | Vaccines | 25 | 556 | 442 | 542 |
| 435 | Business Ethics | 4 | 555 | 851 | 592 |
| 436 | Plant diseases | 36 | 552 | 450 | 657 |
| 437 | Fiber Optics | 11 | 550 | 454 | 272 |
| 438 | Genetic regulation | 14 | 543 | 389 | 468 |
| 439 | Clinical Immunology | 9 | 542 | 533 | 386 |
| 440 | Fracture mechanics | 15 | 540 | 615 | 499 |
| 441 | Dermatology | 20 | 538 | 575 | 557 |
| 442 | Health Policy | 9 | 537 | 1101 | 690 |
| 443 | Evolutionary Computation | 5 | 536 | 314 | 225 |
| 444 | Geochemistry | 26 | 535 | 684 | 847 |
| 445 | Petrology | 19 | 533 | 398 | 455 |
| 445 | Money | 5 | 533 | 210 | 58 |
| 447 | Medical Technology | 27 | 527 | 312 | 466 |
| 448 | locomotion | 10 | 525 | 284 | 182 |
| 448 | posture | 10 | 525 | 284 | 182 |
| 448 | gait | 10 | 525 | 284 | 182 |
| 448 | walking | 10 | 525 | 284 | 182 |
| 452 | Transportation | 18 | 523 | 595 | 632 |
| 453 | Cardiovascular diseases | 13 | 522 | 645 | 527 |
| 454 | Inflammation | 20 | 521 | 273 | 451 |
| 455 | Economic Development | 5 | 520 | 1164 | 664 |
| 456 | Microbial Biotechnology | 10 | 517 | 360 | 229 |
| 457 | world | 4 | 510 | 586 | 332 |
| 458 | Hematology | 39 | 509 | 615 | 880 |
| 459 | Radiochemistry | 51 | 508 | 99 | 171 |
| 460 | India | 40 | 502 | 119 | 93 |
| 460 | Phylogeny | 8 | 502 | 485 | 399 |
| 462 | probabilities | 19 | 501 | 531 | 321 |
| 463 | Psychophysiology | 14 | 499 | 1231 | 1230 |
| 464 | commerce | 22 | 492 | 381 | 574 |
| 464 | Heterocyclic compounds | 23 | 492 | 202 | 113 |
| 466 | Development | 1 | 489 | 1247 | 318 |
| 466 | Economic Assistance | 1 | 489 | 1139 | 296 |
| 468 | Signal Transduction | 10 | 482 | 687 | 691 |
| 469 | city planning | 17 | 480 | 592 | 565 |
| 470 | Soil Science | 18 | 469 | 669 | 823 |
| 471 | Stem cells | 15 | 464 | 540 | 603 |
| 472 | Criminology | 23 | 463 | 299 | 308 |
| 473 | Plant cells | 9 | 460 | 603 | 772 |
| 474 | air quality management | 14 | 459 | 107 | 129 |
| 474 | Oxidative stress | 10 | 459 | 338 | 475 |
| 476 | Biological Systems | 5 | 458 | 349 | 107 |
| 477 | Neurochemistry | 17 | 453 | 937 | 1037 |
| 478 | Clinical Biochemistry | 13 | 448 | 436 | 390 |
| 478 | Herbal medicine | 9 | 448 | 299 | 253 |
| 478 | Neurons | 4 | 448 | 453 | 563 |
| 481 | Groundwater | 16 | 447 | 148 | 173 |
| 482 | Oncogenes | 5 | 446 | 708 | 647 |
| 483 | geological modeling | 20 | 438 | 80 | 131 |
| 484 | Smart Materials | 21 | 437 | 223 | 314 |
| 484 | Mental illness | 7 | 437 | 1061 | 898 |
| 486 | Clinical Psychology | 6 | 435 | 799 | 583 |
| 487 | cell physiology | 12 | 434 | 653 | 758 |
| 488 | Diagnostic Imaging | 16 | 431 | 670 | 682 |
| 489 | personality | 16 | 428 | 619 | 768 |
| 489 | Agriculture | 24 | 428 | 578 | 815 |
| 491 | Land use | 9 | 424 | 579 | 450 |
| 492 | Immunopathology | 8 | 422 | 626 | 526 |
| 493 | Social Networks | 9 | 421 | 90 | 88 |
| 493 | Transnational corporations | 8 | 421 | 117 | 69 |
| 495 | Radiobiology | 7 | 418 | 718 | 517 |
| 496 | Petroleum Engineering | 19 | 413 | 202 | 239 |
| 496 | Fluid Mechanics | 21 | 413 | 510 | 602 |
| 498 | Gene expression regulation | 9 | 411 | 453 | 399 |
| 499 | Histochemistry | 12 | 408 | 457 | 353 |
| 499 | Australia | 14 | 408 | 693 | 521 |
| 501 | Flexible manufacturing systems | 4 | 407 | 292 | 89 |
| 502 | Microwaves | 27 | 405 | 423 | 449 |
| 503 | Electromagnetism | 14 | 404 | 399 | 352 |
| 504 | Molecular Pharmacology | 7 | 402 | 471 | 398 |
| 504 | Child | 21 | 402 | 768 | 902 |
| 506 | Hormones | 4 | 401 | 944 | 565 |
| 506 | econometric models | 4 | 401 | 534 | 161 |
| 508 | Bioenergetics | 8 | 400 | 454 | 392 |
| 508 | Animal Nutrition | 9 | 400 | 275 | 189 |
| 510 | Nuclear Chemistry | 40 | 398 | 150 | 279 |
| 510 | Cellular senescence | 7 | 398 | 92 | 201 |
| 512 | Soil Mechanics | 11 | 397 | 538 | 497 |
| 512 | Process Control | 7 | 397 | 573 | 588 |
| 514 | Adolescent Medicine | 3 | 394 | 489 | 396 |
| 515 | Physical fitness | 4 | 393 | 866 | 454 |
| 516 | Occupational Health | 13 | 391 | 360 | 298 |
| 516 | Immunopharmacology | 15 | 391 | 317 | 387 |
| 516 | Antibacterial agents | 7 | 391 | 353 | 243 |
| 519 | Adhesion | 22 | 390 | 77 | 138 |
| 519 | adhesives | 22 | 390 | 85 | 139 |
| 521 | Information Theory | 22 | 388 | 441 | 575 |
| 522 | Clinical Pharmacology | 18 | 386 | 426 | 496 |
| 523 | Andrology | 12 | 384 | 209 | 187 |
| 523 | occupational diseases | 7 | 384 | 437 | 322 |
| 525 | Travel | 12 | 383 | 257 | 201 |
| 525 | food handling | 11 | 383 | 328 | 390 |
| 527 | Library Science | 22 | 382 | 171 | 111 |
| 528 | Chemotherapy | 17 | 380 | 438 | 518 |
| 529 | Zeolites | 13 | 377 | 349 | 437 |
| 529 | data protection | 11 | 377 | 152 | 98 |
| 531 | Tribology | 23 | 375 | 319 | 433 |
| 532 | Continuum Mechanics | 3 | 374 | 156 | 37 |
| 533 | Carcinogenesis | 10 | 372 | 410 | 460 |
| 534 | Marine Ecology | 10 | 371 | 384 | 246 |
| 534 | rehabilitation | 27 | 371 | 553 | 916 |
| 536 | cell interaction | 12 | 369 | 425 | 541 |
| 537 | Algorithms | 10 | 368 | 312 | 167 |
| 537 | Waste management | 14 | 368 | 515 | 448 |
| 537 | Steroids | 24 | 368 | 232 | 376 |
| 540 | Virtual reality | 2 | 367 | 509 | 114 |
| 540 | Entomology | 44 | 367 | 470 | 797 |
| 542 | Obesity | 18 | 366 | 661 | 962 |
| 542 | Porous materials | 37 | 366 | 49 | 145 |
| 544 | Optical Communications | 8 | 365 | 412 | 206 |
| 545 | Industrial Safety | 17 | 363 | 335 | 437 |
| 546 | Cloud Computing | 12 | 362 | 76 | 76 |
| 546 | Animal Behavior | 8 | 362 | 1102 | 1025 |
| 548 | Calculus of Variations | 6 | 361 | 370 | 127 |
| 549 | Agricultural Ecology | 6 | 357 | 647 | 600 |
| 549 | protein | 8 | 357 | 669 | 506 |
| 551 | Nonlinear Dynamics | 11 | 356 | 1092 | 934 |
| 552 | Nuclear Medicine | 13 | 354 | 369 | 376 |
| 553 | body temperature | 11 | 353 | 133 | 106 |
| 554 | Microorganisms | 6 | 349 | 660 | 630 |
| 555 | Tourism | 6 | 348 | 1169 | 960 |
| 556 | Simulation Methods | 14 | 346 | 299 | 253 |
| 556 | Kidney diseases | 15 | 346 | 284 | 379 |
| 558 | Horticulture | 9 | 344 | 357 | 210 |
| 559 | Bacteriology | 15 | 342 | 733 | 1059 |
| 559 | Auditing | 4 | 342 | 322 | 159 |
| 561 | Differential Equations | 14 | 341 | 449 | 380 |
| 562 | Virulence | 8 | 340 | 570 | 730 |
| 563 | Global Health | 28 | 334 | 166 | 286 |
| 564 | Structuralism | 5 | 333 | 93 | 94 |
| 564 | Social behavior | 5 | 333 | 870 | 603 |
| 566 | Biomass | 10 | 332 | 233 | 343 |
| 567 | Parasitology | 28 | 326 | 636 | 1028 |
| 567 | Combinatorial analysis | 15 | 326 | 416 | 260 |
| 569 | Quality of life | 8 | 323 | 801 | 718 |
| 570 | Nursing | 37 | 321 | 363 | 646 |
| 571 | Medical Physics | 6 | 320 | 1032 | 789 |
| 572 | Geochemical Modeling | 5 | 319 | 165 | 134 |
| 573 | Computer Vision | 15 | 318 | 418 | 654 |
| 573 | Endocrine glands | 1 | 318 | 410 | 201 |
| 573 | Functional foods | 8 | 318 | 135 | 102 |
| 576 | Rock Mechanics | 6 | 315 | 622 | 475 |
| 576 | Urban Policy | 5 | 315 | 629 | 384 |
| 576 | Plant Biotechnology | 10 | 315 | 321 | 330 |
| 579 | Plant genetic engineering | 9 | 314 | 424 | 483 |
| 580 | Industry | 5 | 313 | 76 | 121 |
| 580 | Oxidation-reduction | 4 | 313 | 635 | 599 |
| 582 | Health Services Research | 17 | 310 | 527 | 648 |
| 582 | Earthquake Engineering | 6 | 310 | 943 | 711 |
| 584 | Otolaryngology | 21 | 306 | 134 | 202 |
| 584 | Sustainable agriculture | 13 | 306 | 213 | 301 |
| 586 | Detergents | 10 | 303 | 11 | 1 |
| 587 | Criminal psychology | 12 | 301 | 366 | 367 |
| 588 | Emergency Medicine | 22 | 300 | 371 | 443 |
| 589 | Crystallography | 21 | 298 | 601 | 460 |
| 590 | Graph Theory | 9 | 297 | 374 | 191 |
| 590 | symbiosis | 3 | 297 | 111 | 11 |
| 590 | risk factors | 3 | 297 | 581 | 316 |
| 593 | Health Services Administration | 11 | 296 | 378 | 403 |
| 594 | Paleoclimatology | 5 | 294 | 833 | 637 |
| 594 | Project Management | 2 | 294 | 346 | 230 |
| 594 | Ethology | 6 | 294 | 982 | 959 |
| 597 | crime | 8 | 293 | 409 | 271 |
| 597 | Catalysts | 9 | 293 | 324 | 256 |
| 599 | Matroids | 8 | 292 | 126 | 77 |
| 600 | Developmental Genetics | 1 | 289 | 646 | 394 |
| 600 | Islam | 49 | 289 | 14 | 52 |
| 600 | Alzheimer's disease | 14 | 289 | 577 | 517 |
| 600 | viral genetics | 1 | 289 | 391 | 306 |
| 604 | Algebra | 41 | 286 | 323 | 419 |
| 604 | Recycling | 6 | 286 | 356 | 528 |
| 606 | Evidence-Based Medicine | 12 | 285 | 236 | 261 |
| 606 | food industry | 6 | 285 | 429 | 196 |
| 608 | Geographic information systems | 12 | 284 | 422 | 359 |
| 608 | Swarm Intelligence | 2 | 284 | 396 | 132 |
| 610 | Quantum Gravity | 20 | 283 | 990 | 1192 |
| 611 | Neurotoxicology | 6 | 280 | 329 | 281 |
| 611 | Korea | 18 | 280 | 62 | 43 |
| 613 | taxation | 2 | 278 | 329 | 67 |
| 613 | Roads | 10 | 278 | 361 | 265 |
| 615 | Systems Biology | 14 | 277 | 579 | 749 |
| 616 | Sleep | 16 | 276 | 556 | 705 |
| 617 | Pharmacogenetics | 10 | 271 | 388 | 493 |
| 617 | Insects | 25 | 271 | 358 | 626 |
| 617 | Toxins | 11 | 271 | 307 | 370 |
| 620 | Sleep Disorders | 15 | 270 | 560 | 702 |
| 621 | Ore deposits | 9 | 268 | 263 | 285 |
| 622 | Genetic therapy | 12 | 267 | 434 | 591 |
| 623 | Growth | 11 | 266 | 512 | 808 |
| 624 | viruses | 10 | 265 | 635 | 855 |
| 624 | Sedimentary rocks | 19 | 265 | 124 | 330 |
| 624 | violence | 13 | 265 | 415 | 542 |
| 627 | Antioxidants | 2 | 263 | 823 | 560 |
| 628 | Cryptography | 16 | 261 | 168 | 147 |
| 629 | preventive medicine | 11 | 260 | 519 | 679 |
| 630 | carcinogens | 11 | 258 | 379 | 564 |
| 631 | Membranes | 5 | 256 | 1275 | 1142 |
| 632 | Financial Engineering | 3 | 255 | 102 | 24 |
| 633 | Genetic algorithms | 3 | 252 | 313 | 291 |
| 634 | Group decision making | 6 | 250 | 294 | 212 |
| 635 | Molecules | 28 | 248 | 454 | 707 |
| 636 | Molecular cloning | 16 | 247 | 488 | 752 |
| 637 | Pharmacokinetics | 9 | 246 | 373 | 462 |
| 638 | Parasites | 21 | 244 | 454 | 803 |
| 639 | Genetic recombination | 15 | 243 | 503 | 751 |
| 639 | Recombinant DNA | 15 | 243 | 554 | 794 |
| 641 | Water Purification | 8 | 239 | 640 | 499 |
| 642 | Orthopedics | 12 | 236 | 645 | 730 |
| 642 | Parenteral nutrition | 8 | 236 | 490 | 598 |
| 644 | Chemical processes | 16 | 230 | 136 | 223 |
| 645 | Radioisotopes | 21 | 226 | 272 | 387 |
| 646 | Health | 15 | 225 | 820 | 1105 |
| 646 | Substance Abuse | 7 | 225 | 832 | 744 |
| 646 | Pesticides | 3 | 225 | 641 | 255 |
| 649 | health services | 8 | 224 | 559 | 491 |
| 649 | synthesis | 22 | 224 | 196 | 348 |
| 651 | Lipid metabolism | 2 | 223 | 497 | 257 |
| 651 | Parasitic Diseases | 15 | 223 | 765 | 1122 |
| 651 | Lipid | 2 | 223 | 499 | 257 |
| 654 | Geography | 16 | 222 | 822 | 1185 |
| 654 | Optoelectronics | 7 | 222 | 294 | 108 |
| 656 | Ethnology | 8 | 221 | 844 | 569 |
| 656 | cloning | 9 | 221 | 289 | 501 |
| 658 | histological techniques | 3 | 219 | 600 | 484 |
| 658 | Biodiversity | 12 | 219 | 1025 | 1300 |
| 660 | Sexual health | 9 | 216 | 321 | 333 |
| 661 | Women's health | 15 | 215 | 405 | 592 |
| 662 | Sustainable Architecture | 27 | 214 | 4 | 11 |
| 662 | Molecular Imaging | 1 | 214 | 743 | 388 |
| 664 | Anti-inflammatory agents | 11 | 213 | 51 | 100 |
| 664 | Chemical kinetics | 14 | 213 | 205 | 165 |
| 666 | drug toxicity | 6 | 212 | 214 | 221 |
| 667 | Infections | 7 | 211 | 608 | 782 |
| 667 | Water chemistry | 15 | 211 | 26 | 78 |
| 669 | Kinetics | 12 | 210 | 132 | 168 |
| 670 | Microfabrication | 14 | 209 | 76 | 143 |
| 670 | Soft Condensed Matter | 6 | 209 | 703 | 645 |
| 672 | Nanobiotechnology | 2 | 208 | 516 | 365 |
| 672 | Entrepreneurship | 8 | 208 | 534 | 831 |
| 674 | Investment analysis | 6 | 207 | 623 | 483 |
| 674 | Liposomes | 5 | 207 | 411 | 361 |
| 676 | Water quality | 14 | 205 | 20 | 54 |
| 677 | Combinatorial optimization | 9 | 203 | 180 | 92 |
| 678 | United Kingdom | 9 | 201 | 765 | 913 |
| 678 | Chronic diseases | 2 | 201 | 657 | 471 |
| 680 | Nanoelectronics | 8 | 199 | 432 | 287 |
| 680 | Respiration | 10 | 199 | 716 | 906 |
| 680 | Semiconductor industry | 8 | 199 | 305 | 228 |
| 683 | Metallic Glasses | 6 | 196 | 284 | 264 |
| 683 | Nonlinear mechanics | 6 | 196 | 276 | 202 |
| 683 | Cell communication | 6 | 196 | 330 | 453 |
| 686 | Adolescent Psychology | 9 | 195 | 422 | 529 |
| 686 | air quality | 7 | 195 | 57 | 59 |
| 686 | Liver diseases | 7 | 195 | 750 | 931 |
| 689 | Production Management | 5 | 194 | 884 | 1045 |
| 690 | Diagnostic microbiology | 4 | 189 | 834 | 986 |
| 691 | sustainability | 7 | 188 | 468 | 700 |
| 692 | Global warming | 2 | 186 | 193 | 70 |
| 693 | Language Disorders | 8 | 185 | 484 | 489 |
| 693 | Probiotics | 5 | 185 | 68 | 61 |
| 695 | Software Engineering | 12 | 184 | 462 | 608 |
| 695 | Soil biology | 2 | 184 | 983 | 802 |
| 697 | Cardiovascular Pharmacology | 1 | 183 | 437 | 117 |
| 697 | Molecular Microbiology | 3 | 183 | 756 | 753 |
| 697 | alcoholism | 5 | 183 | 975 | 895 |
| 700 | Apoptosis | 5 | 182 | 135 | 127 |
| 700 | neurotoxins | 5 | 182 | 135 | 127 |
| 700 | Neurotoxic agents | 5 | 182 | 135 | 127 |
| 700 | Chromosomes | 6 | 182 | 572 | 651 |
| 700 | Nerve regeneration | 5 | 182 | 135 | 127 |
| 705 | Ceramics | 13 | 181 | 619 | 781 |
| 705 | Metabolic syndrome | 8 | 181 | 78 | 102 |
| 707 | Mental Health | 8 | 180 | 882 | 884 |
| 707 | Developmental Immunology | 4 | 180 | 483 | 447 |
| 707 | data collection | 4 | 180 | 886 | 769 |
| 710 | Decision making | 11 | 179 | 654 | 910 |
| 711 | Surgery | 13 | 178 | 649 | 1083 |
| 711 | peptides | 14 | 178 | 207 | 350 |
| 713 | Enzyme | 8 | 177 | 229 | 427 |
| 714 | Combinatorial chemistry | 4 | 175 | 569 | 598 |
| 715 | Audiology | 3 | 174 | 682 | 478 |
| 715 | epilepsy | 13 | 174 | 361 | 525 |
| 715 | Gerontology | 12 | 174 | 871 | 996 |
| 715 | Proteome | 4 | 174 | 886 | 837 |
| 715 | nuclear power | 12 | 174 | 194 | 167 |
| 715 | North America | 2 | 174 | 995 | 387 |
| 715 | Bacterial diseases | 2 | 174 | 344 | 170 |
| 722 | Population | 7 | 173 | 522 | 608 |
| 723 | Brain | 7 | 172 | 1531 | 1704 |
| 723 | disease vectors | 10 | 172 | 435 | 654 |
| 725 | Photogrammetry | 22 | 171 | 176 | 152 |
| 725 | Enteral nutrition | 7 | 171 | 437 | 621 |
| 725 | Approximation Theory | 5 | 171 | 336 | 179 |
| 728 | electric vehicles | 5 | 170 | 214 | 210 |
| 728 | cell adhesion molecules | 4 | 170 | 113 | 210 |
| 730 | Geodynamics | 9 | 169 | 519 | 682 |
| 731 | food contamination | 10 | 168 | 379 | 508 |
| 732 | Sports Medicine | 11 | 167 | 1260 | 1381 |
| 732 | Animal breeding | 4 | 167 | 624 | 489 |
| 734 | Plant Ecology | 9 | 166 | 976 | 1386 |
| 734 | sex crimes | 9 | 166 | 318 | 407 |
| 736 | Breeding | 3 | 165 | 1093 | 812 |
| 737 | Climate Change Mitigation | 1 | 164 | 93 | 71 |
| 737 | sea level | 1 | 164 | 93 | 71 |
| 737 | Drug discovery | 3 | 164 | 204 | 129 |
| 740 | Investments | 7 | 161 | 226 | 188 |
| 741 | ecosystem | 6 | 160 | 884 | 1116 |
| 742 | Family Therapy | 5 | 159 | 538 | 421 |
| 742 | pharmaceutical industry | 7 | 159 | 308 | 300 |
| 744 | Wind power | 18 | 158 | 33 | 134 |
| 745 | Qualitative Research | 2 | 157 | 635 | 335 |
| 746 | Liquid Crystals | 7 | 156 | 594 | 316 |
| 747 | Anatomy | 11 | 154 | 966 | 1229 |
| 747 | Geriatric Oncology | 2 | 154 | 600 | 419 |
| 749 | Flood control | 10 | 153 | 45 | 88 |
| 749 | Chemical structure | 8 | 153 | 194 | 176 |
| 749 | language | 2 | 153 | 973 | 603 |
| 752 | Bioinorganic chemistry | 8 | 152 | 866 | 1010 |
| 752 | Smoking | 4 | 152 | 576 | 577 |
| 752 | drug addiction | 4 | 152 | 834 | 800 |
| 755 | Japan | 5 | 150 | 1377 | 988 |
| 756 | Computer Graphics | 13 | 148 | 771 | 1135 |
| 756 | voice | 11 | 148 | 174 | 267 |
| 756 | textile fibers | 5 | 148 | 292 | 154 |
| 759 | Proteomics | 4 | 147 | 844 | 849 |
| 759 | Regional Planning | 6 | 147 | 1042 | 1022 |
| 759 | Marine Meteorology | 5 | 147 | 237 | 247 |
| 762 | Rheumatology | 7 | 145 | 669 | 779 |
| 763 | Dietetics | 6 | 144 | 362 | 360 |
| 763 | Behavioral research | 10 | 144 | 175 | 226 |
| 765 | Autoimmunity | 5 | 143 | 495 | 621 |
| 765 | clay | 3 | 143 | 819 | 761 |
| 765 | child abuse | 6 | 143 | 537 | 672 |
| 765 | Gastrointestinal diseases | 8 | 143 | 293 | 358 |
| 769 | Database Management | 6 | 141 | 543 | 568 |
| 769 | feeding behavior | 7 | 141 | 437 | 624 |
| 769 | toxicity testing | 5 | 141 | 413 | 434 |
| 772 | Health Education | 10 | 140 | 919 | 1175 |
| 773 | bioluminescence | 15 | 139 | 54 | 111 |
| 773 | irrigation | 9 | 139 | 136 | 173 |
| 773 | drainage | 9 | 139 | 97 | 97 |
| 773 | Human Resources | 3 | 139 | 464 | 481 |
| 777 | Nanophotonics | 7 | 138 | 164 | 276 |
| 777 | Biomechanics | 9 | 138 | 675 | 950 |
| 777 | drug resistance | 7 | 138 | 336 | 522 |
| 777 | Coding Theory | 13 | 138 | 109 | 139 |
| 781 | Appetite | 6 | 137 | 409 | 570 |
| 782 | biopolymers | 5 | 136 | 864 | 874 |
| 782 | planning | 7 | 136 | 405 | 432 |
| 784 | impact | 5 | 135 | 214 | 307 |
| 785 | scientific societies | 4 | 134 | 549 | 504 |
| 785 | educational innovations | 4 | 134 | 435 | 408 |
| 787 | Psycholinguistics | 5 | 133 | 707 | 777 |
| 787 | Fishery management | 8 | 133 | 440 | 540 |
| 787 | Knowledge management | 6 | 133 | 140 | 122 |
| 787 | arthritis | 5 | 133 | 709 | 912 |
| 791 | Volcanoes | 3 | 132 | 288 | 243 |
| 791 | Methodology | 4 | 132 | 425 | 242 |
| 793 | Radiation Protection | 14 | 131 | 169 | 209 |
| 793 | Quality Assurance | 6 | 131 | 162 | 158 |
| 793 | Corporate Social Responsibility | 2 | 131 | 398 | 389 |
| 793 | environmental auditing | 2 | 131 | 418 | 391 |
| 797 | Psychiatric Nursing | 6 | 130 | 448 | 423 |
| 797 | gene therapy | 9 | 130 | 496 | 797 |
| 797 | Quantum theory | 2 | 130 | 1162 | 677 |
| 797 | investigative techniques | 3 | 130 | 102 | 132 |
| 801 | Cross-Cultural Studies | 4 | 129 | 602 | 487 |
| 801 | cross-cultural comparison | 4 | 129 | 438 | 323 |
| 803 | Marine biodiversity | 17 | 127 | 17 | 76 |
| 803 | Environmental carcinogens | 4 | 127 | 7 | 32 |
| 803 | mutagens | 2 | 127 | 751 | 699 |
| 806 | Animal Biotechnology | 4 | 126 | 120 | 118 |
| 806 | Telecommunications | 10 | 126 | 283 | 417 |
| 806 | Geodesy | 10 | 126 | 279 | 530 |
| 806 | irreversible processes | 5 | 126 | 16 | 10 |
| 806 | Nonequilibrium thermodynamics | 5 | 126 | 16 | 10 |
| 811 | Metallography | 3 | 125 | 794 | 623 |
| 811 | Genes | 9 | 125 | 562 | 828 |
| 813 | Cerebral cortex | 2 | 124 | 934 | 784 |
| 814 | health services accessibility | 5 | 123 | 661 | 671 |
| 814 | Socioeconomic Factors | 5 | 123 | 550 | 645 |
| 814 | economic policy | 10 | 123 | 1304 | 1361 |
| 814 | Reproductive toxicology | 3 | 123 | 402 | 347 |
| 814 | Developmental Disabilities | 4 | 123 | 794 | 872 |
| 819 | Health promotion | 7 | 122 | 680 | 785 |
| 820 | Tissue Engineering | 9 | 121 | 116 | 280 |
| 820 | pain | 5 | 121 | 872 | 1018 |
| 822 | Municipal Engineering | 5 | 120 | 189 | 253 |
| 823 | Psychosomatic Medicine | 2 | 119 | 801 | 658 |
| 823 | Hypertension | 4 | 119 | 984 | 1198 |
| 825 | Antenna Arrays | 3 | 118 | 540 | 460 |
| 825 | Quantum Communication | 1 | 118 | 318 | 193 |
| 827 | Physical Therapy | 7 | 117 | 755 | 983 |
| 827 | behavioral medicine | 4 | 117 | 1013 | 1283 |
| 829 | Serology | 8 | 116 | 203 | 371 |
| 829 | Multivariate Analysis | 7 | 116 | 344 | 386 |
| 829 | Radio wave propagation | 6 | 116 | 494 | 457 |
| 829 | Animal genetics | 3 | 116 | 538 | 466 |
| 833 | radiation monitoring | 11 | 115 | 178 | 212 |
| 834 | Genetic Toxicology | 2 | 113 | 534 | 454 |
| 834 | Minerals | 7 | 113 | 408 | 634 |
| 836 | Hydrodynamics | 4 | 112 | 495 | 535 |
| 836 | Diagnosis | 2 | 112 | 464 | 256 |
| 838 | Quality Management | 2 | 111 | 241 | 83 |
| 839 | Mining Engineering | 1 | 110 | 856 | 415 |
| 839 | Petroleum Geology | 6 | 110 | 354 | 455 |
| 839 | Schizophrenia | 1 | 110 | 1202 | 852 |
| 842 | Biogeography | 1 | 109 | 1381 | 1036 |
| 842 | Turbulence | 5 | 109 | 160 | 162 |
| 844 | Genetic translocation | 4 | 108 | 147 | 186 |
| 844 | Genetic testing | 7 | 108 | 132 | 142 |
| 844 | plasmids | 4 | 108 | 147 | 186 |
| 844 | Southeast Asia | 6 | 108 | 194 | 158 |
| 844 | electroplating | 7 | 108 | 27 | 14 |
| 844 | surface preparation | 7 | 108 | 23 | 13 |
| 850 | Hydraulic Engineering | 3 | 107 | 819 | 672 |
| 850 | carbonate rocks | 9 | 107 | 36 | 41 |
| 852 | Immunohistochemistry | 3 | 106 | 158 | 86 |
| 852 | food consumption | 1 | 106 | 145 | 68 |
| 854 | Hydrogeology | 10 | 105 | 276 | 555 |
| 854 | Decision Support Systems | 3 | 105 | 128 | 101 |
| 854 | blood transfusion | 14 | 105 | 210 | 383 |
| 857 | Traditional medicine | 6 | 104 | 70 | 242 |
| 857 | Securities | 2 | 104 | 459 | 333 |
| 859 | Health insurance | 6 | 103 | 251 | 329 |
| 860 | Sun | 5 | 102 | 257 | 283 |
| 860 | Solar System | 6 | 102 | 508 | 650 |
| 862 | Food Preservation | 11 | 101 | 291 | 538 |
| 862 | Corporate governance | 5 | 101 | 418 | 638 |
| 862 | Molecular ecology | 3 | 101 | 938 | 1188 |
| 865 | Agronomy | 1 | 100 | 747 | 532 |
| 865 | Respiratory Infections | 1 | 100 | 516 | 262 |
| 865 | Writing | 1 | 100 | 510 | 271 |
| 865 | Reading | 1 | 100 | 916 | 517 |
| 865 | Safety management | 7 | 100 | 263 | 346 |
| 865 | Influenza | 1 | 100 | 412 | 191 |
| 871 | Biomarkers | 8 | 99 | 142 | 283 |
| 871 | Transplantation | 5 | 99 | 633 | 821 |
| 871 | biochemical markers | 8 | 99 | 257 | 490 |
| 871 | Aggression | 4 | 99 | 399 | 520 |
| 875 | Climate | 1 | 97 | 1028 | 590 |
| 875 | weather | 1 | 97 | 1000 | 553 |
| 877 | Computational Chemistry | 4 | 96 | 574 | 636 |
| 877 | Ethics | 3 | 96 | 919 | 643 |
| 877 | natural gas | 2 | 96 | 442 | 367 |
| 877 | Radiation dosimetry | 10 | 96 | 150 | 200 |
| 877 | Extreme environments | 1 | 96 | 435 | 277 |
| 877 | venom | 6 | 96 | 467 | 641 |
| 883 | Cartography | 6 | 95 | 249 | 260 |
| 883 | Neonatology | 4 | 95 | 477 | 486 |
| 883 | Music | 9 | 95 | 438 | 528 |
| 883 | Bacteria | 1 | 95 | 540 | 441 |
| 883 | Fertilizers | 1 | 95 | 572 | 340 |
| 883 | diseases | 5 | 95 | 189 | 557 |
| 889 | infrared radiation | 3 | 94 | 615 | 376 |
| 890 | Databases | 4 | 93 | 308 | 336 |
| 890 | child mental health | 2 | 93 | 569 | 398 |
| 890 | biocatalysis | 1 | 93 | 302 | 421 |
| 890 | Homogeneous catalysis | 1 | 93 | 302 | 421 |
| 890 | Heterogeneous catalysis | 1 | 93 | 302 | 421 |
| 895 | Nephrology | 3 | 92 | 428 | 549 |
| 895 | Structural dynamics | 4 | 92 | 826 | 1068 |
| 895 | Marine Geology | 3 | 92 | 592 | 533 |
| 895 | Database Security | 1 | 92 | 192 | 30 |
| 899 | Operator theory | 3 | 91 | 457 | 170 |
| 899 | Hemodynamics | 1 | 91 | 764 | 668 |
| 899 | reasoning | 7 | 91 | 178 | 331 |
| 902 | Early Childhood Education | 2 | 90 | 731 | 467 |
| 902 | environmental remediation | 4 | 90 | 251 | 316 |
| 902 | Cardiovascular system | 2 | 90 | 1174 | 1305 |
| 902 | Family | 5 | 90 | 721 | 799 |
| 902 | stocks | 1 | 90 | 341 | 204 |
| 902 | Soil ecology | 4 | 90 | 642 | 889 |
| 908 | Stochastic Processes | 7 | 89 | 545 | 675 |
| 908 | Synaptic Transmission | 1 | 89 | 679 | 468 |
| 908 | Speech Disorders | 8 | 89 | 613 | 843 |
| 908 | Semantic web | 9 | 89 | 20 | 108 |
| 908 | children | 2 | 89 | 589 | 467 |
| 913 | Urban Planning | 4 | 88 | 298 | 446 |
| 913 | community development | 4 | 88 | 491 | 533 |
| 913 | Online social networks | 4 | 88 | 204 | 241 |
| 913 | Ubiquitous computing | 8 | 88 | 62 | 104 |
| 913 | Housing | 4 | 88 | 393 | 531 |
| 918 | Regional Development | 2 | 87 | 343 | 260 |
| 918 | pain management | 3 | 87 | 533 | 511 |
| 918 | Development planning | 2 | 87 | 302 | 239 |
| 918 | Economic planning | 2 | 87 | 682 | 520 |
| 922 | Educational Psychology | 4 | 86 | 1186 | 1267 |
| 922 | Paleoceanography | 1 | 86 | 288 | 272 |
| 922 | Interfaces | 1 | 86 | 655 | 254 |
| 922 | Mitochondrial DNA | 5 | 86 | 96 | 45 |
| 922 | Cytokine | 3 | 86 | 364 | 512 |
| 927 | Child welfare | 6 | 85 | 736 | 926 |
| 927 | DNA methylation | 3 | 85 | 248 | 352 |
| 927 | herbicides | 7 | 85 | 141 | 230 |
| 930 | Geometry | 16 | 84 | 498 | 656 |
| 930 | Climate change | 6 | 84 | 631 | 1436 |
| 930 | weather forecasting | 2 | 84 | 232 | 201 |
| 930 | concrete | 6 | 84 | 655 | 1111 |
| 934 | Phytochemistry | 2 | 83 | 397 | 299 |
| 934 | Phytoremediation | 2 | 83 | 397 | 299 |
| 934 | Bioreactors | 2 | 83 | 397 | 299 |
| 934 | Environmental Geochemistry | 5 | 83 | 336 | 553 |
| 938 | Food Safety | 3 | 82 | 242 | 212 |
| 938 | Information visualization | 1 | 82 | 381 | 81 |
| 940 | Nanomedicine | 6 | 81 | 77 | 333 |
| 940 | Long-Term Care | 1 | 81 | 774 | 571 |
| 940 | Long-term care facilities | 1 | 81 | 767 | 568 |
| 940 | Mutagenesis | 6 | 81 | 199 | 349 |
| 940 | Drying | 3 | 81 | 358 | 372 |
| 940 | Randomized Controlled Trials | 8 | 81 | 519 | 693 |
| 940 | teratogenic agents | 6 | 81 | 78 | 137 |
| 947 | Computational Linguistics | 10 | 80 | 169 | 312 |
| 947 | Total Quality Management | 4 | 80 | 405 | 558 |
| 947 | Continental shelf | 4 | 80 | 307 | 450 |
| 950 | Cochlear Implants | 2 | 79 | 100 | 48 |
| 950 | Evolutionary Genetics | 6 | 79 | 367 | 692 |
| 950 | Molecular Epidemiology | 6 | 79 | 367 | 692 |
| 953 | Emergency Medical Services | 5 | 78 | 435 | 546 |
| 953 | Erectile dysfunction | 5 | 78 | 154 | 225 |
| 953 | libraries | 3 | 78 | 542 | 412 |
| 953 | free radicals | 3 | 78 | 1171 | 1502 |
| 953 | Growth factors | 2 | 78 | 315 | 444 |
| 958 | Juvenile delinquency | 4 | 77 | 289 | 309 |
| 958 | Dental Public Health | 5 | 77 | 103 | 129 |
| 960 | Nondestructive testing | 7 | 76 | 398 | 618 |
| 960 | Orthopedic Surgery | 6 | 76 | 471 | 636 |
| 960 | Sensor Networks | 9 | 76 | 70 | 205 |
| 960 | Learning disabilities | 5 | 76 | 616 | 747 |
| 960 | vascular diseases | 1 | 76 | 871 | 726 |
| 965 | Civil Engineering | 13 | 75 | 640 | 1026 |
| 966 | Architecture | 3 | 74 | 550 | 362 |
| 966 | Ergonomics | 5 | 74 | 695 | 835 |
| 966 | Asthma | 10 | 74 | 242 | 542 |
| 966 | Infection control | 1 | 74 | 604 | 399 |
| 966 | Eastern Europe | 3 | 74 | 912 | 517 |
| 966 | families | 4 | 74 | 749 | 723 |
| 972 | Telemedicine | 4 | 73 | 233 | 366 |
| 972 | Watershed management | 5 | 73 | 111 | 152 |
| 972 | Navier-Stokes equations | 3 | 73 | 151 | 81 |
| 975 | Linguistics | 7 | 72 | 864 | 1025 |
| 975 | Bibliometrics | 2 | 72 | 181 | 209 |
| 975 | starch | 3 | 72 | 342 | 344 |
| 975 | Sulfur | 4 | 72 | 71 | 56 |
| 975 | Oxidation | 1 | 72 | 301 | 148 |
| 980 | Radiology | 15 | 71 | 511 | 997 |
| 980 | Speech-Language Pathology | 4 | 71 | 219 | 281 |
| 980 | Rheology | 3 | 71 | 561 | 564 |
| 983 | Terahertz Technology | 1 | 70 | 293 | 185 |
| 983 | consumer behavior | 2 | 70 | 684 | 719 |
| 983 | Sound | 8 | 70 | 594 | 835 |
| 986 | Architectural Design | 2 | 69 | 591 | 333 |
| 986 | Risk assessment | 5 | 69 | 412 | 598 |
| 986 | Histocompatibility Testing | 1 | 69 | 709 | 450 |
| 986 | counseling | 4 | 69 | 1058 | 1149 |
| 990 | Foraminifera | 2 | 68 | 113 | 90 |
| 990 | behavior modification | 1 | 68 | 581 | 525 |
| 990 | child behavior | 1 | 68 | 606 | 463 |
| 993 | Medical Ethics | 4 | 67 | 933 | 895 |
| 994 | Dementia | 12 | 66 | 628 | 901 |
| 994 | Central Asia | 1 | 66 | 415 | 162 |
| 994 | Nuclear family | 3 | 66 | 161 | 127 |
| 994 | Spine | 4 | 66 | 494 | 704 |
| 998 | Zoology | 8 | 65 | 1582 | 2037 |
| 998 | Marine Engineering | 2 | 65 | 318 | 144 |
| 998 | Magnetic Resonance Imaging | 2 | 65 | 471 | 411 |