| 1 | Chemistry | 1,647 | 56.3K | 227 | 358 |
| 2 | Physics | 1,699 | 52.8K | 253 | 466 |
| 3 | Biochemistry | 1,497 | 48.2K | 247 | 317 |
| 4 | Materials | 1,032 | 36.9K | 139 | 199 |
| 5 | Chemical Engineering | 1,104 | 36.2K | 43 | 90 |
| 6 | Polymers | 1,129 | 35.7K | 48 | 72 |
| 7 | Microbiology | 1,012 | 35.2K | 124 | 251 |
| 8 | Biocompatible Materials | 546 | 30.1K | 85 | 97 |
| 9 | Nanotechnology | 838 | 30.0K | 102 | 175 |
| 10 | polymerization | 930 | 29.9K | 40 | 48 |
| 11 | Nuclear Physics | 933 | 29.7K | 238 | 279 |
| 12 | Medicine | 1,092 | 29.2K | 277 | 436 |
| 13 | Molecular Biology | 780 | 28.9K | 313 | 409 |
| 14 | Science | 728 | 26.8K | 399 | 630 |
| 15 | Biotechnology | 897 | 26.7K | 58 | 189 |
| 16 | Biology | 567 | 23.1K | 463 | 669 |
| 17 | Pharmacology | 836 | 22.0K | 110 | 160 |
| 18 | Research | 807 | 19.9K | 270 | 396 |
| 19 | Surface Chemistry | 486 | 19.5K | 82 | 76 |
| 20 | Biophysics | 547 | 18.4K | 231 | 252 |
| 21 | Colloids | 438 | 18.3K | 109 | 100 |
| 22 | Materials Science | 520 | 17.8K | 153 | 212 |
| 23 | Bioengineering | 572 | 17.6K | 54 | 189 |
| 24 | Biochemical Engineering | 427 | 17.1K | 66 | 167 |
| 25 | Astrophysics | 292 | 17.1K | 368 | 402 |
| 26 | management | 195 | 16.8K | 197 | 161 |
| 27 | Biomedical Engineering | 541 | 16.4K | 93 | 128 |
| 28 | Membranes | 317 | 16.1K | 17 | 27 |
| 29 | Electrochemistry | 733 | 15.9K | 65 | 89 |
| 30 | Analytical Chemistry | 477 | 14.7K | 108 | 144 |
| 31 | nanoscience | 306 | 13.8K | 90 | 138 |
| 32 | Environment | 263 | 13.2K | 299 | 415 |
| 33 | Toxicology | 440 | 12.8K | 100 | 154 |
| 34 | Spectrum analysis | 220 | 12.7K | 381 | 383 |
| 35 | Catalysis | 309 | 12.6K | 235 | 270 |
| 36 | Ecology | 264 | 12.6K | 501 | 540 |
| 37 | Urology | 257 | 12.2K | 69 | 49 |
| 38 | Optics | 1,090 | 11.9K | 65 | 166 |
| 39 | Composite Materials | 330 | 11.7K | 74 | 112 |
| 40 | Pollution | 302 | 11.5K | 283 | 430 |
| 41 | food technology | 456 | 11.4K | 17 | 41 |
| 42 | Nanostructured Materials | 282 | 10.9K | 123 | 146 |
| 43 | environmental pollution | 321 | 10.7K | 139 | 213 |
| 44 | Manufacturing Processes | 337 | 10.4K | 38 | 36 |
| 45 | Astronomy | 197 | 10.2K | 404 | 404 |
| 46 | Behavior | 131 | 10.2K | 323 | 209 |
| 47 | mass transfer | 315 | 10.0K | 19 | 33 |
| 48 | Neurology | 300 | 9.7K | 451 | 568 |
| 49 | Environmental monitoring | 258 | 9.4K | 74 | 138 |
| 50 | United States | 249 | 9.2K | 328 | 288 |
| 51 | Electronics | 571 | 8.8K | 65 | 161 |
| 52 | Microorganisms | 178 | 8.4K | 3 | 28 |
| 53 | Transportation | 152 | 8.3K | 93 | 59 |
| 54 | Mathematics | 558 | 8.2K | 287 | 274 |
| 55 | Geophysics | 250 | 8.2K | 309 | 339 |
| 56 | actuators | 261 | 8.1K | 34 | 53 |
| 56 | transducers | 261 | 8.1K | 34 | 53 |
| 58 | Optical materials | 215 | 8.1K | 110 | 166 |
| 59 | Solid State Physics | 361 | 8.1K | 315 | 382 |
| 60 | Energy Policy | 144 | 8.1K | 123 | 100 |
| 61 | Agricultural Chemistry | 296 | 7.9K | 38 | 76 |
| 62 | Meteorology | 222 | 7.9K | 134 | 179 |
| 63 | Tourism | 75 | 7.7K | 140 | 57 |
| 64 | Quantum Gravity | 329 | 7.7K | 197 | 309 |
| 64 | Technology | 575 | 7.7K | 43 | 158 |
| 66 | Environmental Health | 232 | 7.4K | 317 | 472 |
| 67 | human behavior | 68 | 7.3K | 357 | 218 |
| 68 | Psychiatry | 199 | 7.2K | 331 | 393 |
| 69 | Information Science | 208 | 7.2K | 40 | 64 |
| 70 | Image Processing | 260 | 7.1K | 61 | 135 |
| 71 | Cancer | 190 | 7.1K | 265 | 346 |
| 72 | Operations Research | 109 | 7.0K | 171 | 82 |
| 73 | Natural history | 32 | 7.0K | 838 | 756 |
| 74 | Biosensors | 109 | 6.9K | 44 | 29 |
| 75 | Food Microbiology | 114 | 6.5K | 41 | 36 |
| 76 | Bioelectronics | 95 | 6.4K | 37 | 25 |
| 77 | Carbon | 63 | 6.4K | 113 | 67 |
| 78 | Food | 217 | 6.3K | 84 | 150 |
| 79 | Artificial Intelligence | 219 | 6.2K | 151 | 244 |
| 80 | Nutrition | 218 | 6.2K | 261 | 361 |
| 81 | energy conservation | 95 | 5.9K | 146 | 149 |
| 82 | Environmental Engineering | 183 | 5.8K | 194 | 328 |
| 83 | Cytology | 206 | 5.8K | 387 | 613 |
| 84 | Building Materials | 92 | 5.8K | 162 | 110 |
| 85 | Condensed Matter | 223 | 5.7K | 416 | 481 |
| 86 | Biomass Energy | 113 | 5.6K | 143 | 183 |
| 87 | Pharmaceutical Chemistry | 207 | 5.4K | 243 | 322 |
| 88 | Water | 113 | 5.4K | 227 | 288 |
| 89 | Automation | 172 | 5.4K | 134 | 230 |
| 90 | Cell Biology | 128 | 5.3K | 486 | 636 |
| 91 | Quality Control | 168 | 5.2K | 12 | 24 |
| 92 | Telecommunication | 168 | 5.2K | 181 | 231 |
| 93 | Asia | 278 | 5.0K | 37 | 40 |
| 94 | Education | 101 | 4.9K | 472 | 245 |
| 95 | energy resources | 51 | 4.7K | 130 | 96 |
| 96 | Wireless Communication Systems | 167 | 4.7K | 149 | 176 |
| 97 | Water pollution | 111 | 4.7K | 234 | 274 |
| 98 | finance | 183 | 4.5K | 57 | 123 |
| 99 | Economics | 353 | 4.4K | 201 | 395 |
| 100 | Production Engineering | 232 | 4.4K | 43 | 52 |
| 101 | Logistics | 37 | 4.4K | 34 | 4 |
| 102 | Process Control | 86 | 4.4K | 14 | 29 |
| 103 | Botany | 119 | 4.3K | 564 | 593 |
| 104 | Organic Chemistry | 146 | 4.3K | 280 | 317 |
| 105 | food handling | 127 | 4.3K | 9 | 14 |
| 106 | Signal Processing | 172 | 4.2K | 199 | 302 |
| 107 | Statistical physics | 248 | 4.1K | 324 | 480 |
| 108 | Electrochemical Analysis | 146 | 4.1K | 42 | 59 |
| 109 | Engineering | 188 | 4.1K | 240 | 243 |
| 110 | Nanoparticles | 101 | 4.1K | 104 | 127 |
| 111 | Semiconductors | 235 | 4.0K | 37 | 47 |
| 112 | Radio | 96 | 3.9K | 148 | 166 |
| 113 | Climatology | 92 | 3.9K | 183 | 203 |
| 114 | Bacteriology | 72 | 3.8K | 268 | 269 |
| 115 | Production Management | 68 | 3.8K | 80 | 110 |
| 116 | Physiology | 145 | 3.8K | 487 | 569 |
| 116 | System analysis | 200 | 3.8K | 46 | 114 |
| 118 | Plant physiology | 76 | 3.8K | 271 | 285 |
| 119 | computer networks | 172 | 3.7K | 94 | 152 |
| 120 | Psychology | 167 | 3.7K | 533 | 605 |
| 121 | Mental Disorders | 71 | 3.7K | 394 | 396 |
| 122 | Surface-Active Agents | 89 | 3.7K | 16 | 23 |
| 122 | Surface properties | 89 | 3.7K | 17 | 24 |
| 124 | Industrial Engineering | 155 | 3.7K | 57 | 102 |
| 125 | Neural circuitry | 84 | 3.6K | 122 | 110 |
| 126 | Planets | 96 | 3.6K | 224 | 255 |
| 127 | Structural Engineering | 128 | 3.6K | 128 | 130 |
| 128 | Environmental Policy | 72 | 3.6K | 435 | 423 |
| 129 | Control Theory | 180 | 3.5K | 60 | 115 |
| 130 | Pharmacognosy | 94 | 3.5K | 111 | 134 |
| 131 | Photonics | 162 | 3.5K | 131 | 267 |
| 132 | environmental protection | 157 | 3.5K | 159 | 350 |
| 133 | Mechanical Engineering | 234 | 3.4K | 71 | 104 |
| 134 | Ocean Engineering | 90 | 3.4K | 183 | 153 |
| 134 | Radio waves | 72 | 3.4K | 103 | 92 |
| 136 | Developmental Disabilities | 86 | 3.4K | 79 | 99 |
| 137 | Electrical Engineering | 341 | 3.3K | 96 | 183 |
| 138 | plant molecular biology | 52 | 3.1K | 255 | 301 |
| 139 | Ultrasonics | 87 | 3.1K | 50 | 58 |
| 140 | Environmental Management | 59 | 3.1K | 420 | 369 |
| 141 | Neurochemistry | 97 | 3.0K | 299 | 372 |
| 142 | Information Technology | 88 | 3.0K | 137 | 188 |
| 143 | Earthquake Engineering | 78 | 3.0K | 177 | 157 |
| 144 | Oncology | 59 | 3.0K | 300 | 506 |
| 145 | Statistics | 216 | 3.0K | 128 | 285 |
| 146 | Immunology | 112 | 3.0K | 420 | 597 |
| 147 | Clinical Chemistry | 107 | 3.0K | 288 | 355 |
| 148 | Environmental Toxicology | 131 | 2.9K | 82 | 239 |
| 149 | Epidemiology | 81 | 2.9K | 509 | 443 |
| 150 | Green Chemistry | 86 | 2.9K | 142 | 254 |
| 151 | Medicinal plants | 72 | 2.9K | 81 | 100 |
| 152 | Orthopedics | 92 | 2.9K | 135 | 124 |
| 153 | Communication | 62 | 2.8K | 300 | 227 |
| 154 | Power Electronics | 82 | 2.8K | 113 | 153 |
| 155 | Cybernetics | 71 | 2.8K | 147 | 206 |
| 156 | Endocrinology | 63 | 2.8K | 548 | 561 |
| 157 | biomedicine | 83 | 2.8K | 9 | 7 |
| 158 | Microbial Ecology | 61 | 2.8K | 365 | 442 |
| 159 | Public Health | 133 | 2.8K | 569 | 754 |
| 160 | Heat Exchangers | 90 | 2.8K | 61 | 83 |
| 161 | Renewable Energy Sources | 67 | 2.8K | 312 | 536 |
| 162 | fuel cells | 75 | 2.7K | 103 | 193 |
| 163 | Magnetic Materials | 101 | 2.7K | 90 | 122 |
| 164 | Microwaves | 291 | 2.7K | 24 | 108 |
| 165 | Social Psychology | 56 | 2.7K | 416 | 399 |
| 166 | Business | 63 | 2.7K | 277 | 407 |
| 167 | Surgery | 54 | 2.7K | 269 | 358 |
| 168 | Environmental pollutants | 125 | 2.6K | 72 | 195 |
| 169 | Plant cells | 33 | 2.6K | 299 | 333 |
| 170 | Medical Microbiology | 75 | 2.6K | 288 | 382 |
| 171 | pigments | 87 | 2.6K | 21 | 13 |
| 172 | Health Information Management | 18 | 2.6K | 19 | 39 |
| 173 | Brain | 86 | 2.6K | 455 | 504 |
| 174 | rehabilitation | 78 | 2.5K | 222 | 249 |
| 175 | Sustainable Engineering | 78 | 2.5K | 105 | 173 |
| 176 | Microelectronics | 169 | 2.5K | 81 | 310 |
| 177 | Systems Engineering | 102 | 2.5K | 122 | 162 |
| 178 | Solar Energy | 66 | 2.5K | 113 | 136 |
| 179 | Energy Conversion | 45 | 2.4K | 183 | 297 |
| 180 | Ophthalmology | 78 | 2.4K | 247 | 267 |
| 181 | Metabolism | 74 | 2.4K | 427 | 569 |
| 182 | Liver diseases | 54 | 2.4K | 239 | 336 |
| 183 | Mental illness | 39 | 2.4K | 382 | 358 |
| 184 | arthritis | 32 | 2.4K | 272 | 226 |
| 185 | Technological Innovations | 49 | 2.3K | 46 | 28 |
| 186 | Electromagnetism | 75 | 2.3K | 64 | 53 |
| 187 | Genetics | 75 | 2.3K | 563 | 746 |
| 188 | Clinical Biochemistry | 58 | 2.3K | 92 | 84 |
| 189 | Bioorganic chemistry | 79 | 2.3K | 365 | 441 |
| 190 | Nanostructures | 88 | 2.3K | 100 | 284 |
| 191 | Telecommunication Systems | 132 | 2.3K | 30 | 49 |
| 192 | marketing | 51 | 2.3K | 334 | 361 |
| 193 | Pharmacy | 80 | 2.2K | 220 | 237 |
| 194 | Sonochemistry | 59 | 2.2K | 16 | 31 |
| 195 | Water quality management | 79 | 2.2K | 115 | 108 |
| 196 | Human genetics | 33 | 2.2K | 491 | 761 |
| 197 | Japan | 87 | 2.2K | 130 | 87 |
| 198 | Obstetrics | 89 | 2.2K | 277 | 304 |
| 199 | Civil Engineering | 124 | 2.2K | 65 | 56 |
| 200 | Computational Biology | 69 | 2.2K | 310 | 406 |
| 201 | Geriatrics | 136 | 2.1K | 260 | 396 |
| 202 | Rheumatology | 38 | 2.1K | 191 | 184 |
| 203 | Medical genetics | 62 | 2.1K | 456 | 596 |
| 204 | Economic History | 180 | 2.1K | 164 | 343 |
| 205 | lasers | 135 | 2.1K | 146 | 196 |
| 206 | Medical Oncology | 25 | 2.1K | 455 | 276 |
| 207 | Virology | 101 | 2.1K | 374 | 726 |
| 208 | Food service management | 22 | 2.1K | 64 | 31 |
| 209 | city planning | 69 | 2.1K | 156 | 156 |
| 210 | Business Ethics | 24 | 2.1K | 183 | 156 |
| 211 | Solid State Chemistry | 124 | 2.0K | 204 | 300 |
| 212 | miniaturization | 60 | 2.0K | 259 | 414 |
| 213 | Medical Laboratory Science | 68 | 2.0K | 221 | 353 |
| 214 | Nursing | 96 | 2.0K | 119 | 116 |
| 215 | Immunity | 49 | 2.0K | 344 | 509 |
| 216 | Immunotherapy | 58 | 2.0K | 243 | 312 |
| 217 | Pediatrics | 51 | 2.0K | 404 | 421 |
| 218 | Health | 71 | 2.0K | 246 | 269 |
| 219 | Critical Care | 42 | 2.0K | 284 | 360 |
| 220 | Critical Care Medicine | 42 | 1.9K | 289 | 365 |
| 221 | Environmental Chemistry | 35 | 1.9K | 372 | 424 |
| 222 | Boundary Value Problems | 44 | 1.9K | 73 | 36 |
| 222 | Antenna Arrays | 43 | 1.9K | 63 | 36 |
| 224 | Mathematical Physics | 150 | 1.9K | 287 | 457 |
| 225 | Genomics | 110 | 1.9K | 293 | 535 |
| 226 | Metallurgy | 80 | 1.9K | 304 | 374 |
| 227 | Tribology | 65 | 1.9K | 105 | 99 |
| 228 | Thermodynamics | 45 | 1.9K | 132 | 30 |
| 229 | Therapeutics | 44 | 1.9K | 310 | 288 |
| 230 | Metabolic diseases | 56 | 1.9K | 410 | 548 |
| 231 | Industrial Microbiology | 59 | 1.9K | 184 | 309 |
| 232 | Bioinformatics | 61 | 1.8K | 274 | 375 |
| 233 | health planning | 90 | 1.8K | 123 | 163 |
| 234 | Pharmaceutical Technology | 78 | 1.8K | 81 | 172 |
| 235 | Nonlinear Dynamics | 121 | 1.8K | 231 | 411 |
| 236 | toxicity testing | 75 | 1.8K | 7 | 15 |
| 237 | Robotics | 87 | 1.8K | 132 | 224 |
| 238 | Neurophysiology | 38 | 1.8K | 743 | 693 |
| 239 | Social Sciences | 89 | 1.8K | 402 | 407 |
| 240 | Fluid Dynamics | 54 | 1.8K | 136 | 122 |
| 241 | Aging | 102 | 1.8K | 314 | 462 |
| 242 | drug therapy | 65 | 1.8K | 349 | 369 |
| 243 | Combustion | 56 | 1.8K | 190 | 173 |
| 244 | Thermochemistry | 30 | 1.8K | 76 | 23 |
| 245 | Immunopharmacology | 43 | 1.7K | 116 | 68 |
| 246 | Vaccines | 50 | 1.7K | 246 | 224 |
| 247 | Computer Vision | 60 | 1.7K | 106 | 218 |
| 248 | enzymes | 48 | 1.7K | 185 | 188 |
| 249 | Dermatology | 119 | 1.7K | 140 | 270 |
| 250 | Plant Genetics | 26 | 1.7K | 130 | 122 |
| 251 | mathematical analysis | 157 | 1.7K | 142 | 255 |
| 252 | concrete | 17 | 1.7K | 321 | 216 |
| 253 | Electrophoresis | 80 | 1.7K | 97 | 163 |
| 254 | Waste management | 66 | 1.6K | 66 | 77 |
| 255 | infection | 70 | 1.6K | 155 | 289 |
| 256 | micromechanics | 51 | 1.6K | 44 | 49 |
| 257 | Parasitology | 68 | 1.6K | 279 | 307 |
| 258 | Physical Therapy | 36 | 1.6K | 233 | 198 |
| 259 | Medical Physics | 44 | 1.6K | 351 | 337 |
| 260 | Water Purification | 59 | 1.6K | 62 | 62 |
| 261 | cytokines | 37 | 1.6K | 150 | 133 |
| 262 | Stem cells | 37 | 1.6K | 292 | 291 |
| 263 | International Finance | 76 | 1.6K | 112 | 200 |
| 264 | biological factors | 62 | 1.6K | 165 | 272 |
| 265 | Plastics | 92 | 1.6K | 79 | 170 |
| 266 | innovation | 17 | 1.6K | 118 | 160 |
| 267 | Fracture mechanics | 80 | 1.6K | 133 | 189 |
| 268 | Systems Analysis | 103 | 1.5K | 13 | 56 |
| 269 | Simulation Methods | 51 | 1.5K | 22 | 13 |
| 270 | Europe | 68 | 1.5K | 492 | 463 |
| 271 | Atmospheric Physics | 79 | 1.5K | 232 | 368 |
| 272 | drug evaluation | 61 | 1.5K | 58 | 85 |
| 273 | Quality of life | 52 | 1.5K | 129 | 219 |
| 274 | Mechatronics | 52 | 1.5K | 75 | 90 |
| 275 | Chromatographic analysis | 78 | 1.5K | 134 | 167 |
| 276 | Pathology | 53 | 1.5K | 411 | 485 |
| 277 | Marine resources | 43 | 1.5K | 34 | 33 |
| 278 | Analytical Biochemistry | 44 | 1.5K | 214 | 214 |
| 278 | sanitation | 14 | 1.5K | 615 | 488 |
| 280 | Engineering Geology | 31 | 1.5K | 325 | 236 |
| 281 | Computer Graphics | 67 | 1.5K | 205 | 271 |
| 281 | Intelligent Transportation Systems | 34 | 1.5K | 177 | 178 |
| 283 | Social Change | 34 | 1.5K | 84 | 171 |
| 284 | Antibacterial agents | 41 | 1.5K | 33 | 46 |
| 285 | nucleic acids | 33 | 1.5K | 441 | 515 |
| 286 | Gerontology | 108 | 1.4K | 176 | 266 |
| 287 | Plant genetic engineering | 40 | 1.4K | 110 | 154 |
| 288 | Soil Mechanics | 21 | 1.4K | 368 | 218 |
| 288 | Oncogenes | 23 | 1.4K | 319 | 345 |
| 290 | solar cells | 38 | 1.4K | 77 | 117 |
| 291 | Geriatric Psychiatry | 39 | 1.4K | 106 | 108 |
| 292 | Industrial Safety | 48 | 1.4K | 105 | 110 |
| 293 | internet | 58 | 1.4K | 147 | 257 |
| 293 | Cement | 10 | 1.4K | 267 | 157 |
| 295 | Diagnostic Imaging | 78 | 1.4K | 196 | 346 |
| 296 | Physical Chemistry | 37 | 1.4K | 556 | 542 |
| 297 | research and development | 17 | 1.4K | 36 | 26 |
| 298 | Decision making | 35 | 1.4K | 235 | 223 |
| 299 | Enzyme | 27 | 1.4K | 45 | 42 |
| 299 | coal | 39 | 1.4K | 291 | 339 |
| 301 | Econometrics | 93 | 1.4K | 95 | 254 |
| 302 | Nanoelectronics | 106 | 1.4K | 24 | 35 |
| 302 | Quantum electronics | 96 | 1.4K | 143 | 207 |
| 304 | ports | 41 | 1.4K | 11 | 11 |
| 305 | Fluid Mechanics | 64 | 1.3K | 188 | 252 |
| 306 | Public Policy | 48 | 1.3K | 266 | 286 |
| 307 | Hazardous waste | 35 | 1.3K | 71 | 153 |
| 308 | Multimedia Systems | 101 | 1.3K | 73 | 183 |
| 309 | Laser therapy | 67 | 1.3K | 9 | 9 |
| 310 | proteins | 52 | 1.3K | 321 | 406 |
| 311 | Numerical Analysis | 91 | 1.3K | 196 | 315 |
| 312 | Information Systems | 41 | 1.3K | 145 | 154 |
| 313 | Urban Policy | 30 | 1.2K | 105 | 88 |
| 314 | Internet of Things | 49 | 1.2K | 136 | 213 |
| 315 | Adolescent | 45 | 1.2K | 380 | 374 |
| 316 | Chromatography | 63 | 1.2K | 130 | 177 |
| 317 | Neurobiology | 26 | 1.2K | 521 | 544 |
| 318 | Reproduction | 69 | 1.2K | 343 | 501 |
| 319 | Australia | 60 | 1.2K | 168 | 180 |
| 320 | Environmental Geology | 35 | 1.2K | 253 | 249 |
| 321 | Fuzzy systems | 72 | 1.2K | 75 | 97 |
| 322 | Metals | 54 | 1.2K | 355 | 491 |
| 323 | Diet | 36 | 1.2K | 420 | 560 |
| 324 | Semiconductor industry | 81 | 1.2K | 23 | 31 |
| 325 | Zeolites | 43 | 1.2K | 80 | 145 |
| 326 | Plant diseases | 26 | 1.2K | 577 | 401 |
| 327 | solar power | 33 | 1.2K | 82 | 135 |
| 328 | Differential Equations | 50 | 1.2K | 112 | 130 |
| 328 | Obesity | 34 | 1.2K | 446 | 510 |
| 330 | Mental Health | 56 | 1.2K | 199 | 243 |
| 331 | Signal Transduction | 33 | 1.2K | 272 | 405 |
| 332 | Genetic engineering | 39 | 1.2K | 392 | 531 |
| 333 | complementary therapies | 53 | 1.1K | 122 | 170 |
| 334 | plant communities | 15 | 1.1K | 437 | 332 |
| 335 | industrial waste | 22 | 1.1K | 125 | 173 |
| 336 | Educational Technology | 33 | 1.1K | 263 | 213 |
| 337 | carcinogens | 25 | 1.1K | 178 | 185 |
| 338 | Food additives | 32 | 1.1K | 166 | 223 |
| 339 | radioactive waste | 19 | 1.1K | 149 | 176 |
| 340 | Environmental Microbiology | 33 | 1.1K | 241 | 392 |
| 341 | Mobile Computing | 51 | 1.1K | 114 | 170 |
| 342 | Geodynamics | 21 | 1.1K | 310 | 250 |
| 343 | Hematology | 87 | 1.1K | 405 | 632 |
| 344 | Alternative Medicine | 53 | 1.1K | 111 | 167 |
| 345 | Environmental Law | 18 | 1.1K | 308 | 349 |
| 346 | Structural dynamics | 29 | 1.1K | 229 | 269 |
| 347 | Sociology | 80 | 1.1K | 405 | 659 |
| 348 | Drug delivery systems | 36 | 1.1K | 237 | 402 |
| 349 | Rock Mechanics | 12 | 1.1K | 410 | 214 |
| 349 | mutagens | 20 | 1.1K | 194 | 191 |
| 351 | Neurons | 4 | 1.0K | 450 | 397 |
| 352 | cell physiology | 30 | 1.0K | 364 | 501 |
| 353 | Chemical analysis | 35 | 1.0K | 127 | 154 |
| 354 | Psychophysiology | 23 | 1.0K | 981 | 884 |
| 355 | Transport | 20 | 1.0K | 129 | 91 |
| 356 | Mental Health Services | 34 | 1.0K | 222 | 209 |
| 357 | Geotechnical Engineering | 31 | 998 | 100 | 104 |
| 358 | Allergy | 27 | 995 | 289 | 443 |
| 359 | Child | 57 | 994 | 362 | 509 |
| 359 | Food preferences | 8 | 994 | 176 | 55 |
| 361 | Organizational Behavior | 17 | 987 | 177 | 184 |
| 362 | Consumer education | 11 | 986 | 73 | 39 |
| 363 | Diagnostic microbiology | 27 | 985 | 268 | 425 |
| 364 | Cell differentiation | 24 | 984 | 468 | 577 |
| 365 | vibration | 58 | 983 | 107 | 242 |
| 366 | Nanochemistry | 42 | 981 | 89 | 82 |
| 367 | Digestive system diseases | 41 | 976 | 153 | 175 |
| 368 | Health Education | 41 | 973 | 374 | 369 |
| 369 | Mining Engineering | 6 | 966 | 326 | 91 |
| 369 | Geology | 38 | 966 | 853 | 845 |
| 371 | pain | 24 | 965 | 368 | 374 |
| 372 | Energy Storage | 37 | 950 | 194 | 299 |
| 372 | Organometallic compounds | 35 | 950 | 259 | 278 |
| 374 | Psychopharmacology | 31 | 948 | 361 | 461 |
| 375 | Ergonomics | 32 | 947 | 204 | 159 |
| 376 | Nuclear Engineering | 119 | 943 | 125 | 222 |
| 377 | Computer-Aided Design | 45 | 938 | 149 | 214 |
| 378 | China | 71 | 937 | 354 | 531 |
| 379 | Medical Technology | 27 | 936 | 317 | 288 |
| 380 | biopolymers | 29 | 935 | 281 | 286 |
| 381 | Engineering Mathematics | 45 | 934 | 286 | 292 |
| 381 | Catalysts | 30 | 934 | 70 | 81 |
| 383 | Carcinogenesis | 15 | 931 | 299 | 222 |
| 383 | food contamination | 65 | 931 | 26 | 66 |
| 385 | cell interaction | 24 | 925 | 222 | 242 |
| 386 | Biometrics | 26 | 924 | 283 | 227 |
| 387 | Detectors | 31 | 922 | 304 | 250 |
| 388 | Sports Medicine | 32 | 920 | 674 | 630 |
| 389 | Community Psychiatry | 23 | 917 | 227 | 213 |
| 389 | Child Development | 34 | 917 | 475 | 564 |
| 391 | drugs | 40 | 913 | 374 | 454 |
| 392 | Human-Computer Interaction | 36 | 912 | 206 | 290 |
| 393 | Earth Sciences | 58 | 910 | 630 | 914 |
| 394 | Telecommunications | 42 | 905 | 21 | 36 |
| 395 | fertility | 17 | 904 | 324 | 298 |
| 396 | Capital market | 24 | 902 | 51 | 48 |
| 397 | consumer behavior | 11 | 899 | 180 | 125 |
| 398 | Plants | 24 | 897 | 623 | 678 |
| 399 | Infections | 25 | 896 | 249 | 343 |
| 400 | Aquaculture | 22 | 894 | 432 | 347 |
| 401 | Parasitic Diseases | 31 | 886 | 419 | 453 |
| 402 | Genetic regulation | 24 | 885 | 264 | 354 |
| 403 | Imaging systems | 59 | 883 | 19 | 27 |
| 404 | Ceramic materials | 42 | 878 | 171 | 251 |
| 405 | Vocational guidance | 5 | 871 | 668 | 283 |
| 406 | Crystal growth | 24 | 865 | 235 | 188 |
| 406 | Agriculture | 27 | 865 | 517 | 498 |
| 408 | older people | 72 | 864 | 202 | 257 |
| 409 | Molecular structure | 62 | 863 | 297 | 617 |
| 410 | Systems Biology | 32 | 861 | 301 | 327 |
| 411 | Functional Analysis | 45 | 856 | 209 | 234 |
| 411 | Diabetes | 24 | 856 | 603 | 658 |
| 413 | Infertility | 16 | 848 | 310 | 292 |
| 413 | Communication in medicine | 16 | 848 | 157 | 97 |
| 415 | Intellectual disability | 41 | 842 | 131 | 185 |
| 416 | hydrocolloids | 14 | 840 | 214 | 229 |
| 417 | Building | 24 | 835 | 130 | 79 |
| 418 | Metastasis | 2 | 834 | 202 | 47 |
| 418 | Phytotherapy | 42 | 834 | 21 | 58 |
| 420 | Diabetes mellitus | 24 | 833 | 556 | 642 |
| 421 | Organometallic chemistry | 51 | 829 | 270 | 336 |
| 421 | dietary supplements | 48 | 829 | 24 | 115 |
| 421 | economic policy | 62 | 829 | 322 | 422 |
| 424 | Functional foods | 41 | 827 | 14 | 28 |
| 425 | Artificial Organs | 22 | 824 | 140 | 70 |
| 426 | Herbal medicine | 30 | 822 | 81 | 129 |
| 427 | alcoholism | 29 | 820 | 367 | 399 |
| 428 | Schizophrenia | 26 | 819 | 259 | 320 |
| 429 | Tropical Medicine | 51 | 813 | 196 | 310 |
| 430 | Memory | 14 | 809 | 702 | 533 |
| 430 | Ultrasound | 27 | 809 | 153 | 145 |
| 432 | Bioenergetics | 22 | 803 | 206 | 251 |
| 432 | Virulence | 15 | 803 | 413 | 482 |
| 434 | consumers | 8 | 797 | 157 | 45 |
| 435 | Consumer Protection | 7 | 794 | 75 | 22 |
| 435 | natural products | 45 | 794 | 254 | 366 |
| 437 | Molecular Microbiology | 9 | 793 | 441 | 388 |
| 438 | econometric models | 32 | 785 | 27 | 63 |
| 439 | Zoology | 76 | 782 | 337 | 637 |
| 440 | Psycholinguistics | 8 | 779 | 550 | 309 |
| 441 | Nervous system | 33 | 768 | 617 | 822 |
| 442 | Chemical industry | 45 | 767 | 169 | 185 |
| 443 | Convergence | 25 | 764 | 6 | 10 |
| 444 | Metallic Glasses | 27 | 763 | 68 | 72 |
| 445 | Solitons | 20 | 762 | 265 | 184 |
| 445 | Fractals | 20 | 762 | 265 | 184 |
| 445 | Chaos | 20 | 762 | 265 | 184 |
| 448 | Plant Biotechnology | 74 | 756 | 28 | 156 |
| 449 | Transportation Engineering | 22 | 751 | 66 | 57 |
| 450 | Substance Abuse | 29 | 750 | 352 | 362 |
| 451 | natural disasters | 30 | 746 | 178 | 281 |
| 452 | Technology Assessment | 19 | 743 | 17 | 34 |
| 453 | Occupational Therapy | 47 | 742 | 128 | 103 |
| 454 | gene mapping | 24 | 739 | 536 | 630 |
| 455 | Strategic planning | 11 | 733 | 268 | 158 |
| 456 | Hydraulic Engineering | 36 | 732 | 178 | 226 |
| 457 | Project Management | 16 | 730 | 67 | 110 |
| 458 | Respiration | 28 | 726 | 384 | 491 |
| 459 | Public Administration | 31 | 725 | 318 | 323 |
| 460 | Sound | 34 | 723 | 190 | 189 |
| 461 | Fiber Optics | 51 | 722 | 133 | 217 |
| 462 | Drug design | 25 | 719 | 312 | 397 |
| 463 | embryo transfer | 21 | 716 | 71 | 47 |
| 464 | Nuclear Energy | 83 | 704 | 93 | 175 |
| 464 | Cardiovascular diseases | 32 | 704 | 394 | 441 |
| 466 | Proteome | 18 | 703 | 348 | 392 |
| 467 | Emergency Medicine | 65 | 698 | 151 | 261 |
| 468 | Orthopedic Surgery | 30 | 692 | 118 | 150 |
| 469 | Ferroelectricity | 63 | 690 | 101 | 152 |
| 470 | Public Relations | 11 | 688 | 146 | 63 |
| 471 | personality | 12 | 687 | 731 | 612 |
| 472 | free radicals | 19 | 686 | 434 | 587 |
| 473 | Tissue Engineering | 30 | 685 | 21 | 67 |
| 474 | Alzheimer's disease | 50 | 684 | 249 | 311 |
| 475 | Recycling | 14 | 683 | 158 | 243 |
| 476 | preimplantation genetic diagnosis | 20 | 677 | 70 | 45 |
| 477 | Futures | 32 | 673 | 9 | 20 |
| 478 | Horticulture | 59 | 672 | 40 | 96 |
| 479 | soil microbiology | 15 | 671 | 580 | 668 |
| 479 | Korea | 83 | 671 | 17 | 18 |
| 481 | Adaptive control systems | 41 | 670 | 38 | 51 |
| 482 | Hypertension | 20 | 667 | 498 | 647 |
| 483 | Hormones | 16 | 666 | 475 | 416 |
| 484 | atmosphere | 21 | 663 | 164 | 170 |
| 485 | Political Science | 17 | 655 | 738 | 422 |
| 486 | Inflammation | 21 | 651 | 259 | 369 |
| 487 | Microbial Genetics | 10 | 649 | 115 | 96 |
| 488 | counseling | 21 | 648 | 430 | 366 |
| 489 | Social work | 22 | 647 | 447 | 309 |
| 490 | Biodegradation | 21 | 646 | 69 | 123 |
| 491 | Plant Ecology | 62 | 640 | 248 | 719 |
| 492 | Measurement | 45 | 638 | 153 | 284 |
| 492 | phytopathogenic bacteria | 9 | 638 | 97 | 92 |
| 494 | Neurosurgery | 18 | 637 | 320 | 317 |
| 495 | Chromosome mapping | 22 | 634 | 511 | 629 |
| 496 | Database Management | 21 | 627 | 220 | 229 |
| 497 | Total Quality Management | 22 | 625 | 40 | 41 |
| 498 | pollutants | 39 | 621 | 284 | 661 |
| 499 | Software Engineering | 14 | 617 | 404 | 300 |
| 500 | software | 19 | 615 | 237 | 293 |
| 501 | Genetic therapy | 19 | 614 | 310 | 368 |
| 502 | Mycology | 37 | 610 | 309 | 534 |
| 502 | Textile industry | 32 | 610 | 74 | 60 |
| 504 | genome | 20 | 609 | 439 | 655 |
| 505 | Plant tissue culture | 20 | 607 | 140 | 142 |
| 505 | Plant cell culture | 20 | 607 | 111 | 138 |
| 507 | Risk | 9 | 605 | 244 | 153 |
| 508 | Child psychology | 13 | 602 | 634 | 608 |
| 509 | Breeding | 24 | 591 | 326 | 373 |
| 510 | Methodology | 39 | 589 | 13 | 37 |
| 511 | Tunneling | 8 | 588 | 170 | 119 |
| 511 | underground construction | 8 | 588 | 170 | 119 |
| 513 | United Kingdom | 17 | 585 | 525 | 549 |
| 514 | Drug targeting | 12 | 580 | 60 | 61 |
| 515 | drug addiction | 18 | 579 | 366 | 409 |
| 516 | Gastrointestinal diseases | 24 | 578 | 75 | 85 |
| 517 | weather forecasting | 20 | 576 | 32 | 37 |
| 518 | Nuclear Medicine | 21 | 575 | 265 | 286 |
| 519 | Chemotherapy | 36 | 574 | 263 | 399 |
| 520 | Electrophysiology | 19 | 568 | 300 | 228 |
| 520 | Autism | 21 | 568 | 169 | 252 |
| 522 | Adhesion | 20 | 563 | 93 | 70 |
| 522 | adhesives | 20 | 563 | 102 | 71 |
| 524 | Flexible manufacturing systems | 23 | 562 | 29 | 59 |
| 525 | Ceramics | 28 | 561 | 337 | 385 |
| 526 | Health Policy | 32 | 558 | 517 | 652 |
| 527 | Developmental Biology | 20 | 557 | 651 | 852 |
| 528 | ecosystem | 3 | 556 | 1192 | 580 |
| 529 | Photochemistry | 31 | 554 | 349 | 556 |
| 530 | Soil dynamics | 19 | 552 | 126 | 136 |
| 530 | Securities | 9 | 552 | 75 | 41 |
| 530 | protein | 32 | 552 | 233 | 394 |
| 533 | catalytic activity | 18 | 550 | 174 | 223 |
| 534 | Sleep | 30 | 543 | 382 | 484 |
| 535 | Biogeography | 2 | 542 | 1066 | 522 |
| 536 | Cell death | 19 | 540 | 392 | 583 |
| 537 | Sleep Disorders | 29 | 539 | 389 | 484 |
| 538 | Interfaces | 17 | 537 | 31 | 23 |
| 538 | Muscles | 17 | 537 | 241 | 306 |
| 540 | Computer Engineering | 31 | 536 | 81 | 113 |
| 541 | Biopharmaceutics | 24 | 534 | 231 | 379 |
| 541 | environmental exposure | 38 | 534 | 288 | 694 |
| 541 | Host-parasite interactions | 11 | 534 | 516 | 633 |
| 544 | Child welfare | 14 | 533 | 391 | 276 |
| 545 | medical education | 39 | 526 | 339 | 497 |
| 546 | Fungi | 30 | 525 | 212 | 439 |
| 547 | Combinatorial chemistry | 19 | 524 | 177 | 313 |
| 547 | Molecular Spectroscopy | 24 | 524 | 521 | 548 |
| 547 | Roads | 50 | 524 | 123 | 182 |
| 547 | Cellulose | 20 | 524 | 106 | 167 |
| 547 | Population | 17 | 524 | 251 | 271 |
| 552 | Luminescence | 29 | 523 | 237 | 271 |
| 553 | Smoking | 15 | 521 | 259 | 270 |
| 554 | Housing | 14 | 517 | 126 | 125 |
| 555 | Cytogenetics | 12 | 515 | 571 | 631 |
| 555 | Health promotion | 19 | 515 | 320 | 313 |
| 557 | Photobiology | 25 | 513 | 242 | 396 |
| 558 | Smart Materials | 25 | 511 | 174 | 276 |
| 558 | Molecular Imaging | 16 | 511 | 202 | 244 |
| 558 | Biomolecules | 11 | 511 | 127 | 161 |
| 561 | Perception | 17 | 510 | 651 | 649 |
| 562 | cloning | 8 | 508 | 309 | 309 |
| 563 | Sexual health | 16 | 506 | 196 | 176 |
| 564 | Glass | 22 | 505 | 299 | 364 |
| 565 | Parasites | 15 | 503 | 599 | 468 |
| 566 | pottery | 21 | 501 | 295 | 358 |
| 567 | commerce | 38 | 500 | 198 | 557 |
| 567 | Radio frequency | 19 | 500 | 123 | 134 |
| 569 | Human Resources | 18 | 497 | 77 | 171 |
| 570 | Nonlinear functional analysis | 44 | 495 | 109 | 263 |
| 570 | hazard mitigation | 22 | 495 | 131 | 244 |
| 570 | Fisheries | 20 | 495 | 492 | 543 |
| 573 | Structural design | 24 | 492 | 153 | 232 |
| 574 | Computational Chemistry | 15 | 489 | 196 | 246 |
| 575 | carbon monoxide | 10 | 488 | 87 | 85 |
| 576 | Geography | 22 | 482 | 676 | 786 |
| 577 | Chromosomes | 12 | 477 | 374 | 352 |
| 578 | Entropy | 32 | 470 | 105 | 150 |
| 578 | Developing countries | 24 | 470 | 624 | 787 |
| 580 | Biomechanics | 19 | 469 | 402 | 504 |
| 581 | particles | 32 | 468 | 109 | 217 |
| 582 | Regenerative Medicine | 22 | 466 | 14 | 13 |
| 583 | Cardiovascular system | 19 | 465 | 477 | 743 |
| 584 | Investment analysis | 32 | 461 | 73 | 215 |
| 585 | community development | 13 | 459 | 181 | 116 |
| 586 | Clinical Pharmacology | 35 | 457 | 228 | 432 |
| 587 | Urban Planning | 12 | 456 | 107 | 117 |
| 587 | Neuropsychology | 27 | 456 | 695 | 922 |
| 589 | Bioremediation | 15 | 453 | 154 | 234 |
| 589 | water resources | 9 | 453 | 102 | 44 |
| 591 | Spine | 9 | 451 | 324 | 290 |
| 592 | viruses | 13 | 450 | 539 | 646 |
| 592 | drug development | 5 | 450 | 582 | 513 |
| 594 | Oceanography | 15 | 447 | 739 | 747 |
| 594 | Parenteral nutrition | 12 | 447 | 384 | 422 |
| 596 | Electronic Packaging | 25 | 442 | 30 | 48 |
| 596 | Radio wave propagation | 47 | 442 | 60 | 139 |
| 598 | Socioeconomic Factors | 10 | 439 | 308 | 226 |
| 599 | Radiation | 34 | 438 | 471 | 661 |
| 599 | explosives | 43 | 438 | 12 | 21 |
| 601 | Probability | 4 | 435 | 477 | 191 |
| 601 | Philippines | 18 | 435 | 8 | 9 |
| 603 | Seismology | 16 | 434 | 144 | 156 |
| 603 | adolescence | 8 | 434 | 515 | 401 |
| 605 | Mechanics | 46 | 428 | 162 | 373 |
| 606 | East Asia | 51 | 427 | 27 | 55 |
| 607 | Soft Condensed Matter | 18 | 424 | 388 | 446 |
| 608 | Risk Management | 4 | 423 | 521 | 185 |
| 608 | Financial management | 4 | 423 | 360 | 199 |
| 610 | supercritical fluids | 9 | 422 | 189 | 151 |
| 611 | preventive medicine | 14 | 421 | 426 | 493 |
| 611 | gene therapy | 19 | 421 | 295 | 481 |
| 613 | Marine Meteorology | 6 | 420 | 215 | 160 |
| 614 | Enteral nutrition | 11 | 418 | 331 | 367 |
| 615 | Multiphase Flow | 6 | 416 | 246 | 147 |
| 615 | North America | 24 | 416 | 155 | 162 |
| 617 | Medical Anthropology | 17 | 414 | 415 | 607 |
| 618 | Psychiatric hospitals | 5 | 413 | 171 | 87 |
| 619 | Geochemistry | 16 | 412 | 833 | 930 |
| 619 | Computational Fluid Dynamics | 24 | 412 | 110 | 197 |
| 619 | microwave communication systems | 22 | 412 | 73 | 113 |
| 619 | Chronic diseases | 8 | 412 | 339 | 324 |
| 623 | Radiography | 7 | 411 | 415 | 439 |
| 623 | Long-Term Care | 9 | 411 | 229 | 230 |
| 623 | Long-term care facilities | 9 | 411 | 228 | 229 |
| 623 | plant viruses | 4 | 411 | 148 | 54 |
| 627 | Foodborne diseases | 15 | 409 | 43 | 50 |
| 628 | Serology | 22 | 406 | 49 | 108 |
| 628 | Dynamics | 33 | 406 | 306 | 443 |
| 628 | Transplantation | 13 | 406 | 404 | 475 |
| 631 | Attention | 20 | 403 | 535 | 653 |
| 632 | Gene expression regulation | 19 | 401 | 245 | 399 |
| 633 | Geriatric Nursing | 27 | 396 | 50 | 48 |
| 634 | Andrology | 19 | 395 | 134 | 179 |
| 634 | synthesis | 25 | 395 | 166 | 160 |
| 636 | Clinical Immunology | 18 | 390 | 353 | 477 |
| 637 | Mass Spectrometry | 13 | 389 | 498 | 455 |
| 637 | Corporate governance | 5 | 389 | 417 | 171 |
| 639 | Patient education | 9 | 388 | 272 | 269 |
| 640 | Food Preservation | 25 | 387 | 106 | 136 |
| 640 | Sea | 13 | 387 | 167 | 189 |
| 640 | Fishery resources | 13 | 387 | 191 | 205 |
| 643 | mutation | 9 | 386 | 247 | 258 |
| 643 | Money | 8 | 386 | 113 | 83 |
| 645 | Physical organic chemistry | 14 | 385 | 639 | 543 |
| 645 | Aerosols | 26 | 385 | 115 | 187 |
| 645 | Molecules | 29 | 385 | 442 | 581 |
| 648 | Energy Harvesting | 6 | 384 | 270 | 335 |
| 648 | Microwave devices | 19 | 384 | 127 | 144 |
| 650 | Evidence-Based Medicine | 17 | 383 | 173 | 175 |
| 651 | Embryology | 20 | 382 | 507 | 765 |
| 651 | Neonatology | 17 | 382 | 130 | 162 |
| 651 | Kidney diseases | 23 | 382 | 195 | 359 |
| 654 | Nanobiotechnology | 8 | 381 | 151 | 204 |
| 655 | Pharmacogenetics | 12 | 380 | 347 | 382 |
| 655 | calcification | 15 | 380 | 164 | 234 |
| 655 | feeding behavior | 5 | 380 | 515 | 339 |
| 658 | Respiratory system | 11 | 376 | 220 | 227 |
| 658 | Appetite | 4 | 376 | 520 | 306 |
| 660 | Neuropsychiatry | 14 | 375 | 284 | 323 |
| 661 | Optical Communications | 24 | 373 | 136 | 195 |
| 661 | Elderly | 59 | 373 | 184 | 246 |
| 663 | Food Safety | 32 | 372 | 2 | 16 |
| 664 | blood transfusion | 30 | 370 | 120 | 190 |
| 665 | Medical innovations | 4 | 367 | 681 | 639 |
| 666 | Adsorption | 8 | 364 | 68 | 40 |
| 667 | Entomology | 35 | 362 | 551 | 785 |
| 668 | Psychiatric Epidemiology | 10 | 361 | 184 | 225 |
| 668 | Recombinant DNA | 19 | 361 | 448 | 620 |
| 670 | Radiobiology | 12 | 360 | 543 | 547 |
| 671 | Sustainable Development | 13 | 352 | 801 | 996 |
| 672 | venom | 12 | 351 | 247 | 246 |
| 672 | Toxins | 12 | 351 | 281 | 284 |
| 674 | Sarcopenia | 9 | 343 | 126 | 219 |
| 674 | machinery | 11 | 343 | 331 | 227 |
| 676 | pharmaceutical industry | 18 | 342 | 92 | 134 |
| 677 | technical education | 5 | 341 | 490 | 165 |
| 678 | Developmental Immunology | 16 | 339 | 132 | 265 |
| 679 | Small Business | 9 | 336 | 371 | 586 |
| 680 | drug resistance | 12 | 335 | 193 | 249 |
| 681 | Rheology | 4 | 334 | 477 | 214 |
| 682 | Molecular cloning | 18 | 332 | 431 | 620 |
| 683 | Animal breeding | 22 | 331 | 233 | 313 |
| 684 | Microbial Biotechnology | 17 | 329 | 195 | 367 |
| 684 | Genetic recombination | 17 | 329 | 442 | 615 |
| 686 | Happiness | 8 | 328 | 145 | 157 |
| 686 | nuclear power | 16 | 328 | 158 | 98 |
| 686 | Climate | 17 | 328 | 112 | 244 |
| 689 | Photography | 340 | 327 | 71 | 190 |
| 690 | Sports | 20 | 326 | 777 | 878 |
| 691 | visualization | 29 | 325 | 372 | 381 |
| 692 | Histology | 21 | 324 | 624 | 919 |
| 692 | Communication in marketing | 1 | 324 | 349 | 31 |
| 692 | Granular materials | 25 | 324 | 69 | 184 |
| 695 | foreign exchange | 7 | 323 | 171 | 156 |
| 696 | Production Planning | 13 | 322 | 52 | 116 |
| 696 | Production Control | 13 | 322 | 52 | 116 |
| 698 | Immunochemistry | 15 | 319 | 299 | 372 |
| 698 | Chemical processes | 5 | 319 | 399 | 168 |
| 700 | behavior therapy | 9 | 318 | 442 | 415 |
| 701 | Vaccination | 5 | 316 | 132 | 71 |
| 702 | Quality Management | 9 | 311 | 45 | 23 |
| 703 | Radiation Oncology | 18 | 310 | 59 | 125 |
| 704 | Health Services Research | 30 | 309 | 351 | 617 |
| 704 | Finite Element Method | 16 | 309 | 52 | 77 |
| 704 | Ultrasonic Imaging | 8 | 309 | 252 | 183 |
| 707 | drug toxicity | 16 | 307 | 57 | 140 |
| 708 | Teaching | 12 | 305 | 823 | 737 |
| 709 | Hemodynamics | 5 | 302 | 426 | 414 |
| 709 | scientific societies | 16 | 302 | 205 | 285 |
| 711 | Optoelectronic devices | 46 | 298 | 59 | 194 |
| 712 | Credit | 2 | 297 | 130 | 26 |
| 713 | Hydrology | 22 | 296 | 799 | 1152 |
| 713 | Medical Ethics | 19 | 296 | 349 | 346 |
| 713 | Marine Geophysics | 18 | 296 | 33 | 49 |
| 716 | Anatomy | 24 | 294 | 615 | 921 |
| 717 | Radiology | 18 | 292 | 455 | 487 |
| 717 | Regional Planning | 25 | 292 | 444 | 721 |
| 717 | Atmospheric Chemistry | 5 | 292 | 614 | 595 |
| 717 | health behavior | 9 | 292 | 458 | 417 |
| 721 | Learning disabilities | 19 | 291 | 246 | 351 |
| 722 | Linguistics | 13 | 289 | 621 | 532 |
| 723 | Bioethics | 17 | 288 | 310 | 293 |
| 723 | rare diseases | 17 | 288 | 172 | 277 |
| 725 | Adolescent Medicine | 5 | 286 | 350 | 435 |
| 725 | Primary health care | 25 | 286 | 421 | 663 |
| 727 | Entrepreneurship | 2 | 284 | 1250 | 697 |
| 728 | Forensic Toxicology | 27 | 283 | 7 | 18 |
| 728 | Genes | 42 | 283 | 121 | 482 |
| 730 | Social policy | 10 | 280 | 481 | 380 |
| 731 | disabilities | 14 | 279 | 223 | 293 |
| 732 | language | 5 | 276 | 618 | 451 |
| 733 | Economic Development | 12 | 275 | 675 | 911 |
| 734 | Parallel Processing | 6 | 274 | 293 | 270 |
| 734 | libraries | 5 | 274 | 389 | 154 |
| 736 | livestock | 16 | 272 | 156 | 145 |
| 737 | Educational Psychology | 15 | 271 | 617 | 768 |
| 737 | Solar power plants | 5 | 271 | 102 | 95 |
| 737 | Photovoltaic Cells | 5 | 271 | 102 | 95 |
| 737 | nursing ethics | 9 | 271 | 71 | 80 |
| 741 | Visual Perception | 9 | 270 | 761 | 751 |
| 742 | reasoning | 4 | 269 | 326 | 125 |
| 743 | Molecular Pharmacology | 9 | 268 | 391 | 504 |
| 744 | Erectile dysfunction | 11 | 264 | 67 | 88 |
| 745 | health services accessibility | 4 | 261 | 738 | 409 |
| 746 | behavioral medicine | 11 | 260 | 563 | 855 |
| 746 | anesthesia | 13 | 260 | 138 | 86 |
| 748 | Insects | 29 | 259 | 306 | 628 |
| 748 | violence | 17 | 259 | 338 | 538 |
| 748 | biological monitoring | 9 | 259 | 173 | 217 |
| 748 | sports injuries | 6 | 259 | 321 | 167 |
| 752 | Reproductive toxicology | 10 | 258 | 129 | 205 |
| 752 | Speech | 11 | 258 | 427 | 516 |
| 754 | Telemedicine | 8 | 257 | 120 | 136 |
| 754 | Anxiety Disorders | 3 | 257 | 454 | 397 |
| 754 | Anxiety | 3 | 257 | 454 | 399 |
| 757 | Plasma chemistry | 14 | 256 | 112 | 170 |
| 757 | Corporate Social Responsibility | 4 | 256 | 208 | 205 |
| 757 | environmental auditing | 4 | 256 | 221 | 208 |
| 760 | Mutagenesis | 14 | 255 | 74 | 120 |
| 761 | Ethnology | 11 | 254 | 677 | 499 |
| 761 | optical devices | 13 | 254 | 126 | 151 |
| 763 | Proteomics | 5 | 253 | 754 | 641 |
| 763 | Animal husbandry | 15 | 253 | 70 | 105 |
| 765 | Dentistry | 14 | 252 | 238 | 230 |
| 765 | health services | 10 | 252 | 471 | 451 |
| 767 | Yeast | 7 | 251 | 219 | 244 |
| 768 | Microcirculation | 6 | 250 | 283 | 216 |
| 768 | air | 14 | 250 | 40 | 117 |
| 768 | Blood vessels | 6 | 250 | 208 | 161 |
| 768 | aerosol | 18 | 250 | 89 | 180 |
| 772 | Randomized Controlled Trials | 19 | 249 | 284 | 338 |
| 773 | Genetic disorders | 14 | 248 | 158 | 225 |
| 774 | clay | 7 | 247 | 467 | 527 |
| 774 | food industry | 13 | 247 | 191 | 219 |
| 774 | Cognition | 15 | 247 | 749 | 958 |
| 777 | Marine Geology | 14 | 243 | 194 | 298 |
| 777 | Depression | 2 | 243 | 392 | 289 |
| 779 | Immunogenetics | 12 | 242 | 230 | 311 |
| 780 | psychotherapy | 9 | 240 | 671 | 693 |
| 781 | industrial relations | 11 | 239 | 384 | 341 |
| 782 | Raman spectroscopy | 14 | 238 | 241 | 375 |
| 783 | Soil Science | 9 | 237 | 1045 | 1149 |
| 783 | Learning | 8 | 237 | 752 | 727 |
| 785 | Psychosomatic Medicine | 9 | 235 | 365 | 474 |
| 785 | Lightweight concrete | 6 | 235 | 258 | 420 |
| 787 | Humanities | 34 | 234 | 206 | 495 |
| 788 | Information Theory | 15 | 232 | 573 | 742 |
| 788 | analysis | 11 | 232 | 160 | 239 |
| 788 | Women's health | 17 | 232 | 355 | 542 |
| 791 | Computer Science | 29 | 231 | 421 | 857 |
| 791 | Intelligent Control Systems | 28 | 231 | 144 | 290 |
| 793 | Traffic Engineering | 7 | 228 | 213 | 252 |
| 793 | Adolescent Psychology | 9 | 228 | 423 | 493 |
| 793 | Calorimetry | 11 | 228 | 521 | 507 |
| 793 | Thermal analysis | 11 | 228 | 521 | 507 |
| 797 | Interactive multimedia | 9 | 227 | 258 | 335 |
| 798 | child abuse | 8 | 226 | 456 | 529 |
| 798 | world | 5 | 226 | 504 | 553 |
| 800 | Pediatric Neurology | 9 | 225 | 460 | 684 |
| 801 | poverty | 3 | 224 | 373 | 149 |
| 801 | multimedia | 6 | 224 | 320 | 319 |
| 801 | tomography | 9 | 224 | 153 | 124 |
| 804 | Applied Linguistics | 3 | 223 | 642 | 238 |
| 804 | Agronomy | 4 | 223 | 333 | 338 |
| 806 | Marine Biology | 14 | 220 | 1158 | 1496 |
| 807 | Cell metabolism | 3 | 218 | 601 | 668 |
| 808 | Astrocytes | 5 | 217 | 317 | 387 |
| 809 | Architectural Design | 34 | 216 | 32 | 136 |
| 809 | Molecular Genetics | 6 | 216 | 1150 | 1223 |
| 811 | Immunopathology | 9 | 215 | 595 | 726 |
| 811 | transport vesicles | 3 | 215 | 197 | 329 |
| 813 | Psychiatric Nursing | 16 | 214 | 191 | 282 |
| 813 | healthcare disparities | 1 | 214 | 794 | 208 |
| 813 | Bioinorganic chemistry | 12 | 214 | 716 | 838 |
| 813 | Antioxidants | 8 | 214 | 388 | 618 |
| 817 | Bone diseases | 13 | 213 | 125 | 352 |
| 818 | Geodesy | 10 | 212 | 277 | 336 |
| 819 | epilepsy | 18 | 210 | 271 | 467 |
| 820 | Algebra | 32 | 209 | 396 | 524 |
| 820 | Water Microbiology | 7 | 209 | 174 | 210 |
| 820 | Fouling | 7 | 209 | 88 | 146 |
| 823 | Radioisotopes | 22 | 208 | 257 | 404 |
| 824 | industrial hygiene | 19 | 207 | 232 | 296 |
| 824 | pain management | 5 | 207 | 412 | 299 |
| 824 | Youth | 3 | 207 | 659 | 451 |
| 824 | biological evolution | 14 | 207 | 853 | 1424 |
| 828 | Venture Capital | 1 | 206 | 491 | 380 |
| 829 | Library Science | 9 | 204 | 420 | 233 |
| 829 | Informatics | 15 | 204 | 252 | 495 |
| 831 | Performance | 4 | 203 | 245 | 191 |
| 832 | Cross-Cultural Studies | 16 | 199 | 145 | 322 |
| 832 | Speech Disorders | 5 | 199 | 746 | 605 |
| 834 | Integrated Circuits | 22 | 198 | 171 | 175 |
| 834 | baking | 8 | 198 | 78 | 100 |
| 834 | Post-traumatic stress disorder | 9 | 198 | 376 | 498 |
| 837 | Lipids | 17 | 196 | 415 | 919 |
| 837 | women | 15 | 196 | 251 | 261 |
| 839 | ethnicity | 3 | 194 | 704 | 242 |
| 839 | Neuromuscular diseases | 8 | 194 | 307 | 369 |
| 841 | Exercise | 9 | 193 | 796 | 783 |
| 842 | Psychometrics | 3 | 191 | 434 | 294 |
| 842 | Thrombosis | 16 | 191 | 381 | 618 |
| 842 | Speech Perception | 10 | 191 | 149 | 237 |
| 842 | auditory perception | 10 | 191 | 172 | 275 |
| 842 | Jurisprudence | 19 | 191 | 282 | 456 |
| 847 | Synthetic biology | 8 | 190 | 142 | 192 |
| 848 | X-rays | 14 | 189 | 145 | 192 |
| 848 | Continental shelf | 1 | 189 | 560 | 262 |
| 848 | ethanol | 10 | 189 | 187 | 247 |
| 848 | educational planning | 4 | 189 | 321 | 264 |
| 852 | Environmental Psychology | 1 | 188 | 670 | 350 |
| 852 | health and race | 2 | 188 | 240 | 87 |
| 852 | Advertising | 7 | 188 | 146 | 238 |
| 852 | ethnic groups | 2 | 188 | 436 | 169 |
| 856 | Nondestructive testing | 13 | 183 | 216 | 348 |
| 857 | Research Design | 10 | 182 | 544 | 722 |
| 857 | textile fibers | 12 | 182 | 132 | 127 |
| 859 | Optoelectronics | 22 | 181 | 79 | 134 |
| 860 | Microstructure | 17 | 177 | 218 | 343 |
| 861 | educational innovations | 3 | 174 | 535 | 332 |
| 862 | Coastal zone management | 5 | 173 | 473 | 417 |
| 862 | Public opinion | 5 | 173 | 300 | 290 |
| 864 | Genetic Toxicology | 5 | 171 | 251 | 345 |
| 865 | Biofeedback | 2 | 170 | 135 | 62 |
| 866 | Mass Media | 11 | 169 | 338 | 249 |
| 867 | Atomic spectroscopy | 15 | 166 | 451 | 654 |
| 868 | Hospitality industry | 7 | 165 | 175 | 221 |
| 868 | Trace elements | 1 | 165 | 523 | 209 |
| 870 | Rural Development | 2 | 164 | 637 | 349 |
| 870 | Synaptic Transmission | 8 | 164 | 234 | 336 |
| 872 | Emergency Medical Services | 13 | 163 | 191 | 307 |
| 872 | Geometry | 19 | 163 | 431 | 449 |
| 872 | Family | 11 | 163 | 448 | 566 |
| 875 | Food Policy | 3 | 162 | 295 | 261 |
| 875 | agricultural policy | 3 | 162 | 222 | 226 |
| 875 | Marriage | 7 | 162 | 279 | 306 |
| 878 | locomotion | 5 | 161 | 466 | 447 |
| 878 | Eating Disorders | 3 | 161 | 761 | 569 |
| 878 | posture | 5 | 161 | 466 | 447 |
| 878 | Feeding and Eating Disorders | 3 | 161 | 727 | 542 |
| 878 | gait | 5 | 161 | 466 | 447 |
| 878 | walking | 5 | 161 | 466 | 447 |
| 884 | Visual Communication | 17 | 160 | 61 | 170 |
| 884 | microwave antennas | 23 | 160 | 43 | 126 |
| 884 | Image enhancement | 17 | 160 | 53 | 160 |
| 884 | Eastern Europe | 24 | 160 | 124 | 254 |
| 884 | Steroids | 5 | 160 | 650 | 611 |
| 884 | planning | 9 | 160 | 317 | 368 |
| 890 | air quality management | 11 | 159 | 143 | 331 |
| 890 | Transnational corporations | 13 | 159 | 54 | 240 |
| 890 | Immunotoxicology | 7 | 159 | 114 | 99 |
| 890 | cross-cultural comparison | 10 | 159 | 187 | 250 |
| 894 | Animal Behavior | 3 | 157 | 1641 | 1400 |
| 895 | Veterinary Immunology | 11 | 156 | 131 | 213 |
| 896 | Fermentation | 5 | 154 | 143 | 107 |
| 897 | Neuropharmacology | 8 | 153 | 298 | 404 |
| 897 | Educational measurement | 1 | 153 | 316 | 94 |
| 899 | environmental indicators | 4 | 152 | 984 | 1063 |
| 900 | Molecular evolution | 6 | 151 | 934 | 1208 |
| 900 | peptides | 5 | 151 | 556 | 397 |
| 902 | Quantum Optics | 14 | 150 | 346 | 508 |
| 903 | Pharmacy management | 5 | 149 | 193 | 146 |
| 903 | Laser Spectroscopy | 13 | 149 | 317 | 469 |
| 905 | Cryptography | 24 | 148 | 88 | 244 |
| 905 | radiative transfer | 6 | 148 | 414 | 335 |
| 905 | gastrointestinal tract | 2 | 148 | 387 | 354 |
| 908 | occupational diseases | 8 | 145 | 383 | 567 |
| 908 | Mineral resources | 1 | 145 | 1178 | 541 |
| 908 | Menopause | 6 | 145 | 159 | 159 |
| 911 | Hemophilia | 4 | 144 | 298 | 210 |
| 911 | Urban Areas | 10 | 144 | 49 | 100 |
| 913 | Liquid Crystals | 33 | 143 | 181 | 350 |
| 913 | Animal genetics | 10 | 143 | 254 | 405 |
| 913 | international trade | 7 | 143 | 392 | 429 |
| 916 | Mycotoxins | 4 | 141 | 110 | 69 |
| 916 | Microscopy | 13 | 141 | 553 | 791 |
| 918 | Melanoma | 3 | 140 | 181 | 163 |
| 918 | civil service | 5 | 140 | 263 | 269 |
| 920 | mycoses | 5 | 139 | 517 | 726 |
| 920 | Mortgages | 10 | 139 | 77 | 135 |
| 920 | Vision | 4 | 139 | 554 | 534 |
| 923 | Ventilation | 8 | 138 | 221 | 322 |
| 923 | Egypt | 7 | 138 | 234 | 386 |
| 925 | Database Security | 13 | 137 | 5 | 15 |
| 925 | Antigens | 11 | 137 | 334 | 505 |
| 925 | RNA | 3 | 137 | 467 | 443 |
| 928 | Structural optimization | 3 | 136 | 339 | 273 |
| 928 | Petroleum Geology | 4 | 136 | 427 | 395 |
| 928 | Solar System | 9 | 136 | 404 | 562 |
| 931 | Pharmacokinetics | 9 | 135 | 380 | 690 |
| 931 | stem cell transplantation | 12 | 135 | 23 | 20 |
| 931 | Peroxisomes | 3 | 135 | 19 | 35 |
| 934 | Adult Education | 8 | 134 | 290 | 274 |
| 934 | Immune system | 6 | 134 | 571 | 854 |
| 936 | Neurolinguistics | 1 | 133 | 673 | 409 |
| 936 | Forecasting | 4 | 133 | 454 | 369 |
| 936 | Marine Pollution | 8 | 133 | 705 | 1061 |
| 936 | glycoproteins | 5 | 133 | 304 | 359 |
| 936 | Glycoconjugates | 5 | 133 | 304 | 359 |
| 936 | Nonlinear systems | 12 | 133 | 229 | 382 |
| 936 | glycolipids | 5 | 133 | 304 | 359 |
| 943 | families | 6 | 132 | 581 | 517 |
| 943 | Southeast Asia | 4 | 132 | 271 | 127 |
| 945 | Ethology | 1 | 131 | 1820 | 1283 |
| 945 | structural stability | 4 | 131 | 275 | 298 |
| 945 | Biodiversity | 15 | 131 | 874 | 1552 |
| 948 | Lung Transplantation | 1 | 130 | 478 | 289 |
| 948 | Cognitive neuroscience | 2 | 130 | 1032 | 847 |
| 948 | Heart transplantation | 1 | 130 | 478 | 289 |
| 951 | Health Services Administration | 10 | 129 | 409 | 650 |
| 951 | Occupational Health | 16 | 129 | 295 | 610 |
| 951 | Palliative Care | 9 | 129 | 375 | 457 |
| 951 | water supply | 6 | 129 | 555 | 739 |
| 951 | Navier-Stokes equations | 6 | 129 | 59 | 41 |
| 951 | Economic planning | 6 | 129 | 295 | 358 |
| 957 | economic forecasting | 2 | 127 | 423 | 268 |
| 957 | insurance | 5 | 127 | 270 | 223 |
| 959 | Pacific Islands | 12 | 126 | 67 | 110 |
| 959 | Plasma polymerization | 6 | 126 | 150 | 191 |
| 961 | Creativity | 3 | 125 | 283 | 239 |
| 962 | Hematopoietic stem cell transplantation | 3 | 124 | 386 | 403 |
| 962 | embryonic development | 2 | 124 | 470 | 325 |
| 962 | Bones | 6 | 124 | 465 | 687 |
| 965 | Organizational change | 6 | 123 | 457 | 541 |
| 965 | Financial Institutions | 14 | 123 | 47 | 278 |
| 967 | Greenhouse gases | 7 | 122 | 137 | 304 |
| 967 | Calculus of Variations | 11 | 122 | 238 | 308 |
| 967 | indoor air pollution | 6 | 122 | 197 | 300 |
| 967 | Sick building syndrome | 6 | 122 | 197 | 300 |
| 971 | bioclimatology | 5 | 121 | 680 | 721 |
| 972 | Emergency Nursing | 6 | 120 | 57 | 67 |
| 972 | Landslides | 5 | 120 | 141 | 280 |
| 974 | Histochemistry | 9 | 118 | 548 | 735 |
| 974 | hospice care | 6 | 118 | 313 | 318 |
| 974 | Suicide | 5 | 118 | 378 | 405 |
| 977 | Superconductors | 16 | 117 | 364 | 528 |
| 977 | animal diseases | 4 | 117 | 391 | 340 |
| 979 | Surveying | 8 | 116 | 53 | 33 |
| 979 | Industrial Sociology | 1 | 116 | 306 | 174 |
| 979 | Sociolinguistics | 6 | 116 | 302 | 308 |
| 979 | Highway Engineering | 5 | 116 | 262 | 254 |
| 979 | Stochastic Processes | 12 | 116 | 367 | 564 |
| 979 | Homeostasis | 1 | 116 | 583 | 732 |
| 979 | Forest Management | 9 | 116 | 504 | 839 |
| 979 | biocatalysis | 1 | 116 | 300 | 376 |
| 979 | Homogeneous catalysis | 1 | 116 | 300 | 376 |
| 979 | Heterogeneous catalysis | 1 | 116 | 300 | 376 |
| 989 | Audiology | 8 | 115 | 434 | 581 |
| 989 | Cognitive Science | 17 | 115 | 525 | 1356 |
| 989 | Reproductive health | 9 | 115 | 332 | 561 |
| 989 | Osteoporosis | 10 | 115 | 92 | 226 |
| 989 | Bacterial infections | 6 | 115 | 464 | 781 |
| 989 | extraterrestrial environment | 19 | 115 | 121 | 355 |
| 989 | astronomical phenomena | 19 | 115 | 107 | 323 |
| 996 | Gene expression | 3 | 114 | 254 | 233 |
| 996 | Metallography | 10 | 114 | 380 | 648 |
| 998 | Biomass | 5 | 113 | 469 | 733 |
| 999 | Pediatric Nursing | 10 | 112 | 149 | 264 |
| 999 | Land use | 5 | 112 | 830 | 1035 |