| 1 | Chemistry | 3,825 | 363.0K | 60 | 17 |
| 2 | Nanotechnology | 3,252 | 262.1K | 6 | 3 |
| 3 | Materials | 3,345 | 224.3K | 24 | 6 |
| 4 | Physics | 2,639 | 141.9K | 170 | 212 |
| 5 | nanoscience | 1,197 | 117.1K | 6 | 2 |
| 6 | Biology | 1,410 | 105.2K | 245 | 228 |
| 7 | Materials Science | 1,525 | 97.6K | 44 | 9 |
| 8 | Nanostructured Materials | 1,168 | 95.8K | 7 | 2 |
| 9 | Biocompatible Materials | 1,412 | 92.2K | 14 | 8 |
| 10 | Science | 1,378 | 85.2K | 257 | 306 |
| 11 | Chemical Engineering | 943 | 74.1K | 60 | 11 |
| 12 | Biotechnology | 940 | 66.3K | 73 | 41 |
| 13 | Optical materials | 773 | 65.8K | 13 | 4 |
| 14 | Catalysis | 796 | 64.2K | 61 | 16 |
| 15 | Nanoparticles | 572 | 57.0K | 4 | 2 |
| 16 | Optics | 2,138 | 49.8K | 19 | 15 |
| 17 | Molecular Biology | 806 | 48.0K | 339 | 275 |
| 18 | Energy Conversion | 255 | 44.5K | 9 | 3 |
| 19 | Bioengineering | 600 | 44.2K | 55 | 47 |
| 20 | Artificial Intelligence | 1,426 | 42.8K | 4 | 8 |
| 21 | Environmental Chemistry | 136 | 38.4K | 77 | 4 |
| 22 | miniaturization | 424 | 35.9K | 17 | 18 |
| 23 | Biomedical Engineering | 906 | 35.0K | 18 | 12 |
| 24 | fuel cells | 261 | 32.1K | 8 | 3 |
| 25 | Microbiology | 531 | 31.9K | 354 | 288 |
| 26 | Microelectronics | 445 | 31.1K | 16 | 17 |
| 27 | Membranes | 439 | 30.8K | 5 | 5 |
| 28 | Automation | 527 | 30.8K | 6 | 3 |
| 29 | Biochemistry | 918 | 30.5K | 496 | 496 |
| 30 | Water | 433 | 29.8K | 23 | 15 |
| 31 | Analytical Chemistry | 617 | 29.5K | 78 | 31 |
| 32 | Natural history | 106 | 29.3K | 582 | 424 |
| 33 | Medicine | 954 | 28.4K | 392 | 520 |
| 34 | Polymers | 726 | 26.3K | 130 | 101 |
| 35 | Electrochemistry | 827 | 25.0K | 54 | 34 |
| 36 | Solid State Physics | 823 | 24.6K | 159 | 169 |
| 37 | Colloids | 574 | 24.1K | 53 | 39 |
| 38 | Biochemical Engineering | 433 | 24.1K | 46 | 75 |
| 39 | Water pollution | 349 | 23.5K | 29 | 18 |
| 40 | Surface Chemistry | 557 | 22.5K | 56 | 34 |
| 41 | Neural circuitry | 502 | 22.2K | 7 | 2 |
| 42 | Composite Materials | 478 | 21.2K | 34 | 31 |
| 43 | Ecology | 435 | 21.0K | 373 | 381 |
| 44 | Pollution | 414 | 20.8K | 212 | 213 |
| 45 | Research | 810 | 19.3K | 317 | 421 |
| 46 | Photonics | 454 | 19.1K | 10 | 15 |
| 47 | Environment | 395 | 19.0K | 199 | 265 |
| 48 | Renewable Energy Sources | 186 | 19.0K | 53 | 28 |
| 49 | polymerization | 448 | 18.7K | 179 | 102 |
| 50 | Image Processing | 593 | 18.1K | 4 | 8 |
| 51 | Organic Chemistry | 216 | 17.8K | 191 | 27 |
| 52 | Education | 671 | 17.4K | 57 | 52 |
| 53 | Physical Chemistry | 156 | 17.3K | 150 | 37 |
| 54 | management | 280 | 17.2K | 119 | 141 |
| 55 | Information Science | 432 | 16.9K | 4 | 3 |
| 56 | Environmental Engineering | 343 | 16.6K | 105 | 103 |
| 57 | Soil Mechanics | 355 | 16.3K | 14 | 9 |
| 58 | Condensed Matter | 634 | 16.2K | 220 | 279 |
| 59 | Engineering Geology | 308 | 15.7K | 18 | 11 |
| 60 | Signal Processing | 632 | 15.5K | 7 | 9 |
| 61 | Bioorganic chemistry | 124 | 15.4K | 250 | 22 |
| 62 | energy conservation | 342 | 15.4K | 15 | 16 |
| 63 | actuators | 428 | 15.4K | 5 | 6 |
| 63 | transducers | 428 | 15.4K | 5 | 6 |
| 65 | Electronics | 882 | 14.8K | 30 | 46 |
| 66 | Biophysics | 553 | 14.7K | 281 | 292 |
| 67 | Rock Mechanics | 258 | 14.5K | 14 | 5 |
| 68 | Manufacturing Processes | 515 | 14.4K | 15 | 15 |
| 69 | Production Engineering | 471 | 14.3K | 11 | 3 |
| 70 | Structural Engineering | 535 | 14.2K | 15 | 14 |
| 71 | Environmental Health | 282 | 13.5K | 299 | 264 |
| 72 | Behavior | 218 | 11.9K | 200 | 157 |
| 73 | Engineering | 598 | 11.8K | 27 | 43 |
| 74 | Carbon | 183 | 11.6K | 26 | 11 |
| 75 | Technology | 425 | 11.5K | 90 | 81 |
| 76 | Statistical physics | 531 | 11.4K | 144 | 206 |
| 77 | environmental pollution | 264 | 11.4K | 210 | 193 |
| 78 | Environmental monitoring | 231 | 11.2K | 108 | 87 |
| 79 | Communication | 352 | 11.0K | 31 | 27 |
| 80 | Metallurgy | 254 | 10.9K | 141 | 112 |
| 81 | Control Theory | 343 | 10.8K | 17 | 15 |
| 82 | Cybernetics | 149 | 10.7K | 24 | 4 |
| 83 | Ocean Engineering | 364 | 10.2K | 25 | 19 |
| 84 | human behavior | 174 | 10.1K | 135 | 127 |
| 85 | Cytology | 170 | 9.9K | 587 | 619 |
| 86 | micromechanics | 243 | 9.7K | 1 | 1 |
| 87 | Green Chemistry | 183 | 9.7K | 43 | 37 |
| 88 | Magnetic Materials | 200 | 9.5K | 31 | 12 |
| 89 | Nanostructures | 225 | 9.4K | 24 | 67 |
| 90 | Building Materials | 219 | 9.3K | 48 | 38 |
| 91 | Computer Graphics | 463 | 9.2K | 7 | 40 |
| 92 | Smart Materials | 205 | 9.0K | 9 | 5 |
| 93 | Earthquake Engineering | 314 | 8.8K | 22 | 24 |
| 94 | Mechanical Engineering | 371 | 8.6K | 39 | 17 |
| 95 | computer networks | 497 | 8.5K | 3 | 16 |
| 96 | Virology | 110 | 8.4K | 505 | 521 |
| 97 | Biomass Energy | 157 | 8.4K | 100 | 92 |
| 98 | coal | 44 | 8.4K | 273 | 26 |
| 99 | Metals | 180 | 8.4K | 186 | 125 |
| 100 | Medical Laboratory Science | 179 | 8.3K | 40 | 26 |
| 101 | United States | 345 | 8.3K | 293 | 303 |
| 102 | System analysis | 303 | 8.3K | 19 | 18 |
| 103 | sanitation | 125 | 8.2K | 125 | 131 |
| 104 | Computational Biology | 262 | 8.2K | 54 | 131 |
| 105 | mass transfer | 255 | 8.1K | 26 | 31 |
| 106 | Electrical Engineering | 777 | 8.1K | 31 | 13 |
| 107 | Evolutionary Computation | 57 | 8.0K | 7 | 3 |
| 108 | Computer Vision | 240 | 7.9K | 4 | 43 |
| 109 | Cell Biology | 111 | 7.9K | 736 | 710 |
| 110 | Psychology | 266 | 7.7K | 377 | 394 |
| 111 | Swarm Intelligence | 44 | 7.6K | 3 | 2 |
| 112 | Heat Exchangers | 164 | 7.5K | 25 | 12 |
| 113 | Bioinformatics | 217 | 7.4K | 40 | 119 |
| 114 | Structural dynamics | 173 | 7.4K | 26 | 20 |
| 115 | Geophysics | 306 | 7.3K | 377 | 468 |
| 116 | Wireless Communication Systems | 557 | 7.2K | 5 | 9 |
| 117 | Sustainable Engineering | 151 | 7.2K | 35 | 19 |
| 118 | concrete | 161 | 7.2K | 28 | 42 |
| 119 | Industrial Microbiology | 107 | 7.1K | 84 | 29 |
| 120 | Energy Policy | 179 | 6.9K | 82 | 101 |
| 121 | Biosensors | 128 | 6.9K | 28 | 18 |
| 122 | Engineering Mathematics | 363 | 6.9K | 24 | 22 |
| 123 | Immunity | 70 | 6.9K | 354 | 326 |
| 124 | Telecommunication | 326 | 6.8K | 23 | 9 |
| 125 | Asia | 567 | 6.8K | 16 | 25 |
| 126 | Transportation | 202 | 6.7K | 66 | 61 |
| 127 | Energy Storage | 139 | 6.6K | 27 | 11 |
| 128 | Information Technology | 329 | 6.5K | 9 | 12 |
| 129 | Hydraulic Engineering | 222 | 6.5K | 18 | 18 |
| 130 | Combinatorial chemistry | 107 | 6.4K | 21 | 25 |
| 131 | Cognitive Science | 133 | 6.3K | 39 | 71 |
| 132 | Structural design | 163 | 6.0K | 7 | 6 |
| 133 | Database Management | 185 | 6.0K | 17 | 33 |
| 134 | Educational Technology | 169 | 5.9K | 14 | 10 |
| 135 | vibration | 156 | 5.9K | 38 | 28 |
| 136 | Bioelectronics | 94 | 5.9K | 31 | 21 |
| 137 | Mathematics | 527 | 5.8K | 391 | 419 |
| 138 | finance | 161 | 5.8K | 90 | 77 |
| 139 | China | 245 | 5.8K | 123 | 76 |
| 140 | Combustion | 99 | 5.8K | 126 | 62 |
| 141 | Human genetics | 32 | 5.8K | 872 | 763 |
| 142 | Nervous system | 121 | 5.7K | 250 | 259 |
| 143 | nucleic acids | 108 | 5.6K | 187 | 255 |
| 144 | energy development | 17 | 5.6K | 203 | 28 |
| 145 | Nuclear Physics | 256 | 5.4K | 790 | 862 |
| 146 | Microbial Ecology | 102 | 5.4K | 257 | 301 |
| 147 | Neurology | 135 | 5.2K | 1051 | 1086 |
| 148 | Social Psychology | 146 | 5.2K | 180 | 228 |
| 149 | Environmental Management | 98 | 5.2K | 200 | 129 |
| 150 | Light | 33 | 5.2K | 195 | 93 |
| 151 | Environmental Policy | 108 | 5.2K | 262 | 257 |
| 152 | Economics | 317 | 5.2K | 263 | 360 |
| 153 | Geotechnical Engineering | 127 | 5.2K | 22 | 20 |
| 154 | Educational Psychology | 119 | 5.0K | 104 | 80 |
| 155 | Industrial Design | 146 | 4.9K | 1 | 2 |
| 156 | marketing | 103 | 4.9K | 138 | 173 |
| 157 | Energy Harvesting | 51 | 4.9K | 37 | 12 |
| 158 | Immunology | 96 | 4.9K | 835 | 747 |
| 159 | Robotics | 252 | 4.8K | 16 | 44 |
| 160 | Teaching | 147 | 4.7K | 68 | 56 |
| 161 | Mining Engineering | 64 | 4.6K | 40 | 14 |
| 162 | Geology | 127 | 4.6K | 506 | 403 |
| 163 | Telecommunication Systems | 309 | 4.5K | 8 | 18 |
| 164 | environmental protection | 119 | 4.4K | 234 | 221 |
| 165 | Public Health | 142 | 4.3K | 740 | 704 |
| 166 | Power Electronics | 221 | 4.3K | 9 | 6 |
| 167 | Tunneling | 78 | 4.2K | 14 | 7 |
| 167 | underground construction | 78 | 4.2K | 14 | 7 |
| 169 | Industrial Engineering | 138 | 4.2K | 74 | 63 |
| 170 | Business | 97 | 4.2K | 149 | 222 |
| 171 | Databases | 114 | 4.2K | 18 | 19 |
| 172 | impact | 71 | 4.1K | 11 | 6 |
| 173 | Stem cells | 50 | 4.1K | 299 | 102 |
| 174 | Operations Research | 129 | 4.1K | 158 | 158 |
| 175 | Botany | 75 | 4.0K | 969 | 710 |
| 176 | Solid State Chemistry | 170 | 4.0K | 152 | 138 |
| 177 | Psychiatry | 126 | 4.0K | 649 | 749 |
| 178 | biocatalysis | 11 | 3.9K | 44 | 13 |
| 178 | Homogeneous catalysis | 11 | 3.9K | 44 | 13 |
| 178 | Heterogeneous catalysis | 11 | 3.9K | 44 | 13 |
| 181 | Mechatronics | 85 | 3.9K | 12 | 2 |
| 182 | personality | 66 | 3.9K | 219 | 174 |
| 183 | Earth Sciences | 113 | 3.9K | 408 | 387 |
| 184 | Host-parasite interactions | 50 | 3.8K | 197 | 174 |
| 185 | Tourism | 98 | 3.7K | 100 | 112 |
| 186 | Pharmaceutical Chemistry | 137 | 3.6K | 500 | 591 |
| 186 | Computer-Aided Design | 163 | 3.6K | 9 | 27 |
| 188 | Multimedia Systems | 282 | 3.6K | 5 | 8 |
| 189 | Intelligent Transportation Systems | 183 | 3.6K | 10 | 7 |
| 190 | Environmental Geology | 75 | 3.5K | 86 | 52 |
| 191 | Medical innovations | 37 | 3.5K | 139 | 120 |
| 192 | biological factors | 97 | 3.4K | 75 | 73 |
| 193 | Semiconductors | 248 | 3.4K | 30 | 48 |
| 194 | Intelligent Control Systems | 90 | 3.3K | 15 | 4 |
| 195 | Proteomics | 52 | 3.3K | 87 | 52 |
| 196 | Astronomy | 66 | 3.3K | 965 | 880 |
| 197 | Virulence | 49 | 3.3K | 179 | 179 |
| 198 | lasers | 210 | 3.3K | 31 | 24 |
| 199 | Geochemistry | 118 | 3.2K | 304 | 397 |
| 200 | Lightweight concrete | 71 | 3.2K | 14 | 26 |
| 200 | biopolymers | 107 | 3.2K | 58 | 67 |
| 202 | Drug delivery systems | 50 | 3.2K | 173 | 117 |
| 203 | Genetic engineering | 48 | 3.2K | 384 | 210 |
| 204 | Proteome | 58 | 3.2K | 118 | 95 |
| 205 | economic policy | 102 | 3.1K | 193 | 99 |
| 206 | International Finance | 73 | 3.1K | 125 | 42 |
| 207 | Fracture mechanics | 142 | 3.1K | 58 | 84 |
| 208 | Advertising | 39 | 3.1K | 22 | 6 |
| 209 | Diabetes | 43 | 3.1K | 629 | 471 |
| 210 | Cement | 50 | 3.1K | 63 | 70 |
| 211 | Computational Intelligence | 100 | 3.1K | 2 | 4 |
| 212 | Diabetes mellitus | 39 | 3.1K | 620 | 447 |
| 213 | Technological Innovations | 75 | 3.0K | 15 | 7 |
| 214 | internet | 221 | 3.0K | 4 | 11 |
| 215 | Fluid Mechanics | 94 | 3.0K | 188 | 145 |
| 216 | Child Development | 86 | 3.0K | 274 | 270 |
| 217 | genome | 62 | 3.0K | 210 | 307 |
| 218 | Biomechanics | 191 | 2.9K | 27 | 149 |
| 219 | Electrochemical Analysis | 74 | 2.9K | 139 | 87 |
| 220 | Genetics | 56 | 2.9K | 984 | 959 |
| 221 | drug development | 15 | 2.9K | 399 | 139 |
| 222 | Computer Science | 211 | 2.9K | 22 | 39 |
| 223 | Dynamics | 85 | 2.8K | 113 | 34 |
| 224 | Medical Physics | 74 | 2.8K | 289 | 201 |
| 225 | Human-Computer Interaction | 124 | 2.8K | 20 | 43 |
| 226 | Geomagnetism | 88 | 2.7K | 53 | 39 |
| 227 | Economic History | 226 | 2.7K | 169 | 254 |
| 228 | Nonlinear Dynamics | 148 | 2.7K | 222 | 347 |
| 229 | Solar Energy | 69 | 2.6K | 107 | 113 |
| 230 | Process Control | 70 | 2.6K | 19 | 60 |
| 231 | Organometallic compounds | 115 | 2.5K | 40 | 90 |
| 232 | Production Management | 92 | 2.5K | 59 | 151 |
| 233 | Measurement | 89 | 2.5K | 54 | 33 |
| 234 | Internet of Things | 184 | 2.5K | 5 | 4 |
| 235 | Water quality management | 123 | 2.5K | 60 | 88 |
| 236 | Social Sciences | 97 | 2.4K | 454 | 272 |
| 237 | Diagnostic Imaging | 129 | 2.4K | 123 | 221 |
| 238 | Systems Engineering | 231 | 2.4K | 28 | 72 |
| 239 | Fluid Dynamics | 104 | 2.4K | 69 | 83 |
| 240 | Nonlinear systems | 89 | 2.4K | 15 | 15 |
| 241 | Mental Disorders | 61 | 2.4K | 612 | 651 |
| 242 | proteins | 104 | 2.3K | 170 | 284 |
| 243 | Physical organic chemistry | 66 | 2.3K | 101 | 56 |
| 244 | Soft Condensed Matter | 81 | 2.3K | 91 | 109 |
| 245 | Entrepreneurship | 59 | 2.2K | 34 | 156 |
| 246 | Microwaves | 325 | 2.2K | 8 | 17 |
| 247 | Cell differentiation | 52 | 2.2K | 386 | 533 |
| 248 | Logistics | 47 | 2.2K | 26 | 13 |
| 249 | Library Science | 72 | 2.2K | 95 | 10 |
| 250 | Planets | 94 | 2.2K | 337 | 485 |
| 251 | Sports Medicine | 117 | 2.2K | 291 | 348 |
| 252 | Ceramic materials | 77 | 2.2K | 100 | 86 |
| 253 | educational innovations | 54 | 2.2K | 11 | 11 |
| 254 | Civil Engineering | 89 | 2.2K | 159 | 67 |
| 255 | Information Systems | 78 | 2.1K | 54 | 75 |
| 256 | Waste management | 93 | 2.1K | 33 | 46 |
| 257 | Zeolites | 35 | 2.1K | 124 | 57 |
| 258 | Hazardous waste | 47 | 2.1K | 36 | 39 |
| 259 | viruses | 32 | 2.1K | 502 | 408 |
| 260 | Electrophoresis | 81 | 2.1K | 108 | 122 |
| 261 | Pharmacology | 61 | 2.1K | 1583 | 1339 |
| 262 | Endocrinology | 42 | 2.1K | 1011 | 928 |
| 263 | Europe | 94 | 2.1K | 444 | 366 |
| 264 | organization | 20 | 2.1K | 240 | 181 |
| 265 | energy resources | 35 | 2.1K | 259 | 252 |
| 266 | Spectrum analysis | 135 | 2.1K | 756 | 1207 |
| 267 | Digital Media | 27 | 2.0K | 6 | 1 |
| 268 | industrial waste | 50 | 2.0K | 23 | 43 |
| 269 | radioactive waste | 43 | 2.0K | 28 | 43 |
| 270 | Online journalism | 23 | 2.0K | 4 | 1 |
| 271 | Visual Communication | 78 | 2.0K | 4 | 3 |
| 272 | Image enhancement | 76 | 2.0K | 3 | 3 |
| 273 | Cancer | 60 | 2.0K | 1026 | 1104 |
| 274 | commerce | 50 | 2.0K | 181 | 212 |
| 275 | Decision making | 52 | 2.0K | 165 | 154 |
| 276 | Water Purification | 84 | 2.0K | 27 | 43 |
| 277 | Australia | 124 | 1.9K | 105 | 114 |
| 278 | Systems Biology | 57 | 1.9K | 164 | 76 |
| 279 | Simulation | 35 | 1.9K | 2 | 1 |
| 279 | theoretical models | 35 | 1.9K | 2 | 1 |
| 281 | Allergy | 14 | 1.9K | 678 | 442 |
| 282 | Mobile Computing | 132 | 1.9K | 4 | 20 |
| 283 | Health | 85 | 1.9K | 242 | 288 |
| 284 | Ultrasonics | 73 | 1.9K | 39 | 68 |
| 284 | enzymes | 43 | 1.9K | 248 | 175 |
| 286 | innovation | 23 | 1.9K | 84 | 100 |
| 287 | solar cells | 56 | 1.9K | 46 | 82 |
| 288 | Environmental Law | 34 | 1.9K | 192 | 195 |
| 289 | Surface-Active Agents | 55 | 1.9K | 47 | 59 |
| 289 | Surface properties | 55 | 1.9K | 50 | 64 |
| 291 | Genomics | 88 | 1.9K | 461 | 623 |
| 292 | Chemical analysis | 59 | 1.9K | 85 | 52 |
| 293 | Fuzzy systems | 111 | 1.8K | 37 | 42 |
| 294 | Sociology | 71 | 1.8K | 500 | 459 |
| 295 | Pharmaceutical Technology | 53 | 1.8K | 190 | 179 |
| 296 | Speech | 28 | 1.8K | 217 | 112 |
| 297 | Marine resources | 57 | 1.8K | 18 | 12 |
| 298 | Toxicology | 39 | 1.8K | 1658 | 1205 |
| 299 | Sports | 112 | 1.8K | 199 | 307 |
| 300 | Linguistics | 51 | 1.8K | 292 | 150 |
| 301 | Medical Technology | 54 | 1.8K | 167 | 121 |
| 302 | Economic Development | 63 | 1.8K | 196 | 282 |
| 303 | Nanoelectronics | 102 | 1.8K | 29 | 19 |
| 304 | Learning | 46 | 1.8K | 237 | 254 |
| 305 | Molecular structure | 62 | 1.7K | 357 | 461 |
| 305 | Psychophysiology | 67 | 1.7K | 648 | 793 |
| 307 | machinery | 49 | 1.7K | 54 | 21 |
| 308 | Oral communication | 25 | 1.7K | 51 | 6 |
| 309 | solar power | 47 | 1.7K | 42 | 68 |
| 310 | Communication in medicine | 62 | 1.7K | 56 | 45 |
| 311 | Crystal growth | 37 | 1.7K | 147 | 68 |
| 312 | Venture Capital | 14 | 1.7K | 50 | 88 |
| 313 | Capital market | 27 | 1.7K | 40 | 8 |
| 314 | Developmental Biology | 48 | 1.7K | 538 | 676 |
| 315 | Business Ethics | 22 | 1.6K | 220 | 158 |
| 315 | Genetic regulation | 32 | 1.6K | 239 | 314 |
| 317 | Journalism | 67 | 1.6K | 18 | 8 |
| 318 | Statistics | 111 | 1.6K | 364 | 475 |
| 318 | Microfluidics | 37 | 1.6K | 9 | 4 |
| 320 | medical education | 128 | 1.6K | 157 | 241 |
| 321 | ports | 58 | 1.6K | 8 | 4 |
| 322 | auditory perception | 18 | 1.6K | 36 | 11 |
| 323 | Electromagnetism | 70 | 1.6K | 29 | 27 |
| 324 | Data Mining | 91 | 1.6K | 34 | 179 |
| 325 | Speech Perception | 17 | 1.6K | 26 | 10 |
| 326 | Information Theory | 96 | 1.6K | 44 | 105 |
| 327 | Numerical Analysis | 113 | 1.6K | 157 | 279 |
| 328 | Medical genetics | 57 | 1.6K | 817 | 1129 |
| 329 | Hydrology | 117 | 1.6K | 253 | 495 |
| 330 | gene mapping | 52 | 1.6K | 361 | 496 |
| 331 | Semiconductor industry | 87 | 1.6K | 25 | 18 |
| 332 | Project Management | 22 | 1.6K | 42 | 33 |
| 332 | Public Policy | 36 | 1.6K | 386 | 240 |
| 334 | Sociolinguistics | 39 | 1.6K | 30 | 15 |
| 335 | Developing countries | 76 | 1.5K | 238 | 333 |
| 336 | Nanochemistry | 79 | 1.5K | 27 | 8 |
| 337 | Hydrodynamics | 30 | 1.5K | 101 | 61 |
| 337 | health planning | 53 | 1.5K | 278 | 177 |
| 339 | Software Engineering | 102 | 1.5K | 16 | 47 |
| 340 | catalytic activity | 38 | 1.5K | 72 | 68 |
| 341 | Ceramics | 86 | 1.5K | 155 | 233 |
| 342 | Physiology | 80 | 1.5K | 921 | 1256 |
| 343 | Sustainable Development | 63 | 1.5K | 145 | 269 |
| 344 | Flexible manufacturing systems | 35 | 1.5K | 16 | 7 |
| 345 | Growth | 22 | 1.5K | 501 | 457 |
| 346 | Plastics | 69 | 1.5K | 143 | 168 |
| 347 | Drug design | 47 | 1.5K | 194 | 222 |
| 348 | Natural resources | 20 | 1.5K | 207 | 103 |
| 349 | national security | 9 | 1.4K | 182 | 9 |
| 350 | Industrial Safety | 50 | 1.4K | 112 | 98 |
| 351 | Meteorology | 44 | 1.4K | 626 | 749 |
| 352 | Health Education | 52 | 1.4K | 349 | 281 |
| 353 | Recycling | 24 | 1.4K | 89 | 88 |
| 354 | software | 38 | 1.4K | 47 | 41 |
| 355 | Nondestructive testing | 46 | 1.4K | 57 | 33 |
| 356 | Glass | 64 | 1.4K | 152 | 231 |
| 356 | pottery | 64 | 1.4K | 148 | 224 |
| 358 | Microorganisms | 42 | 1.4K | 173 | 279 |
| 359 | natural disasters | 56 | 1.4K | 74 | 127 |
| 360 | Pediatrics | 26 | 1.4K | 1062 | 841 |
| 361 | biological evolution | 25 | 1.3K | 800 | 741 |
| 362 | drugs | 24 | 1.3K | 786 | 360 |
| 363 | Mechanics | 147 | 1.3K | 22 | 127 |
| 364 | Atmospheric Physics | 42 | 1.3K | 473 | 501 |
| 365 | Mathematical Physics | 98 | 1.3K | 523 | 657 |
| 366 | Radio | 58 | 1.3K | 50 | 45 |
| 367 | health services | 41 | 1.3K | 172 | 127 |
| 368 | Language Policy | 23 | 1.3K | 2 | 2 |
| 369 | structural stability | 35 | 1.3K | 42 | 30 |
| 370 | Econometrics | 28 | 1.3K | 408 | 268 |
| 371 | Mass Media | 107 | 1.3K | 22 | 14 |
| 372 | Bacteriology | 39 | 1.3K | 547 | 695 |
| 373 | Cognition | 59 | 1.3K | 332 | 440 |
| 374 | Tribology | 71 | 1.3K | 109 | 152 |
| 375 | Biopharmaceutics | 17 | 1.2K | 422 | 163 |
| 376 | Child psychology | 49 | 1.2K | 324 | 457 |
| 377 | Medical Microbiology | 38 | 1.2K | 700 | 862 |
| 378 | Interactive multimedia | 92 | 1.2K | 7 | 5 |
| 379 | Public Administration | 61 | 1.2K | 190 | 181 |
| 380 | multimedia | 86 | 1.2K | 5 | 5 |
| 381 | Chromosome mapping | 48 | 1.2K | 326 | 484 |
| 382 | Computer Engineering | 80 | 1.2K | 5 | 10 |
| 383 | Psycholinguistics | 43 | 1.2K | 174 | 236 |
| 384 | Epidemiology | 46 | 1.2K | 1063 | 1103 |
| 385 | protein | 61 | 1.1K | 138 | 305 |
| 386 | Metallography | 38 | 1.1K | 95 | 54 |
| 387 | Computer Literacy | 26 | 1.1K | 11 | 3 |
| 388 | Building | 32 | 1.1K | 187 | 69 |
| 389 | Health promotion | 37 | 1.1K | 318 | 318 |
| 390 | Clinical Chemistry | 37 | 1.1K | 929 | 958 |
| 391 | scientific societies | 14 | 1.1K | 321 | 109 |
| 392 | Pharmacy | 42 | 1.1K | 511 | 485 |
| 393 | Optical Communications | 64 | 1.1K | 27 | 33 |
| 394 | Immunotherapy | 14 | 1.1K | 1004 | 658 |
| 394 | Ultrasound | 53 | 1.1K | 30 | 45 |
| 396 | Embryology | 20 | 1.1K | 707 | 617 |
| 396 | Microfabrication | 53 | 1.1K | 10 | 14 |
| 398 | Gene expression regulation | 21 | 1.1K | 292 | 304 |
| 399 | Plants | 42 | 1.1K | 534 | 709 |
| 400 | rehabilitation | 41 | 1.1K | 468 | 508 |
| 401 | Bioremediation | 13 | 1.1K | 208 | 51 |
| 402 | Plant physiology | 29 | 1.1K | 760 | 780 |
| 403 | Cell death | 26 | 1.1K | 383 | 460 |
| 404 | Brain | 54 | 1.1K | 738 | 1001 |
| 405 | Biofilms | 30 | 1.1K | 2 | 1 |
| 405 | Biomolecules | 33 | 1.1K | 24 | 78 |
| 407 | Investment analysis | 23 | 1.1K | 92 | 49 |
| 408 | visualization | 157 | 1.1K | 34 | 76 |
| 409 | Metabolic diseases | 29 | 1.1K | 942 | 1129 |
| 410 | Adolescent | 46 | 1.0K | 432 | 422 |
| 411 | Auditing | 32 | 1.0K | 22 | 33 |
| 412 | Ergonomics | 66 | 1.0K | 130 | 153 |
| 413 | sustainability | 32 | 1.0K | 70 | 158 |
| 414 | plasma spraying | 34 | 1.0K | 21 | 25 |
| 415 | Microprocessors | 87 | 1.0K | 2 | 9 |
| 416 | Aerospace Engineering | 34 | 1.0K | 54 | 13 |
| 417 | Transport | 25 | 1.0K | 115 | 98 |
| 418 | Environmental Microbiology | 37 | 1.0K | 241 | 433 |
| 418 | Photochemistry | 22 | 1.0K | 588 | 350 |
| 420 | Analytical Biochemistry | 34 | 1.0K | 346 | 362 |
| 421 | Photobiology | 21 | 1.0K | 356 | 170 |
| 422 | Anatomy | 27 | 1.0K | 730 | 641 |
| 423 | Metabolism | 40 | 993 | 976 | 1281 |
| 423 | Quantum theory | 48 | 993 | 130 | 115 |
| 425 | consumer behavior | 29 | 991 | 55 | 95 |
| 425 | Chemical industry | 38 | 991 | 248 | 145 |
| 427 | Hematology | 27 | 986 | 1698 | 1308 |
| 428 | Social policy | 17 | 985 | 357 | 93 |
| 429 | Histology | 23 | 984 | 720 | 559 |
| 430 | Cryptography | 88 | 983 | 7 | 27 |
| 431 | Evolution | 14 | 975 | 1018 | 726 |
| 432 | Graphene | 5 | 962 | 57 | 4 |
| 433 | Imaging systems | 93 | 961 | 7 | 21 |
| 434 | Atmospheric Chemistry | 17 | 953 | 503 | 445 |
| 435 | Neurophysiology | 49 | 950 | 860 | 1302 |
| 436 | Biodiversity | 18 | 940 | 1031 | 703 |
| 437 | Radio wave propagation | 87 | 939 | 17 | 35 |
| 438 | Marine Biology | 44 | 928 | 779 | 879 |
| 438 | Immune system | 6 | 928 | 923 | 658 |
| 440 | Tissue Engineering | 18 | 927 | 43 | 39 |
| 441 | Transportation Engineering | 36 | 918 | 55 | 49 |
| 442 | infrared radiation | 40 | 915 | 49 | 21 |
| 443 | Organizational Behavior | 19 | 909 | 192 | 177 |
| 444 | Diet | 23 | 905 | 859 | 850 |
| 445 | Simulation Methods | 51 | 898 | 29 | 41 |
| 445 | Crystallography | 45 | 898 | 381 | 250 |
| 447 | Child | 44 | 894 | 619 | 642 |
| 448 | Ventilation | 22 | 890 | 101 | 65 |
| 449 | Information Retrieval | 33 | 886 | 47 | 85 |
| 450 | Animal Behavior | 21 | 885 | 768 | 711 |
| 451 | Structural optimization | 21 | 878 | 68 | 61 |
| 452 | air quality management | 16 | 875 | 92 | 58 |
| 453 | infection | 40 | 867 | 369 | 571 |
| 454 | Energy Consumption | 28 | 859 | 9 | 5 |
| 455 | plant molecular biology | 34 | 858 | 459 | 721 |
| 456 | Obesity | 28 | 856 | 715 | 783 |
| 457 | Photography | 500 | 855 | 50 | 159 |
| 458 | Bacterial infections | 11 | 842 | 390 | 346 |
| 459 | Cytogenetics | 14 | 841 | 840 | 751 |
| 459 | Organometallic chemistry | 68 | 841 | 172 | 284 |
| 461 | Systems Analysis | 74 | 840 | 36 | 115 |
| 462 | Agricultural Chemistry | 24 | 838 | 888 | 732 |
| 463 | Neuropsychology | 44 | 827 | 602 | 775 |
| 464 | indoor air pollution | 18 | 822 | 77 | 59 |
| 464 | Sick building syndrome | 18 | 822 | 77 | 59 |
| 466 | Food | 36 | 820 | 913 | 1063 |
| 467 | emergency management | 35 | 813 | 55 | 78 |
| 467 | hazard mitigation | 33 | 813 | 87 | 117 |
| 469 | Oncology | 15 | 809 | 1202 | 1434 |
| 470 | mycoses | 10 | 808 | 436 | 349 |
| 471 | microwave antennas | 59 | 802 | 13 | 21 |
| 472 | Climatology | 30 | 796 | 592 | 684 |
| 473 | Higher Education | 29 | 793 | 84 | 57 |
| 474 | Vocational guidance | 16 | 785 | 333 | 282 |
| 475 | Bioenergetics | 49 | 783 | 109 | 259 |
| 476 | Bioinorganic chemistry | 51 | 782 | 224 | 369 |
| 477 | Social problems | 11 | 771 | 268 | 142 |
| 478 | Ethology | 15 | 770 | 735 | 669 |
| 479 | Ophthalmology | 35 | 767 | 560 | 645 |
| 479 | Philippines | 49 | 767 | 4 | 2 |
| 481 | Sonochemistry | 20 | 764 | 92 | 123 |
| 482 | Biodiversity conservation | 12 | 761 | 988 | 1004 |
| 483 | Plant Ecology | 25 | 757 | 623 | 700 |
| 484 | Physical fitness | 17 | 754 | 405 | 240 |
| 485 | Molecular Spectroscopy | 70 | 753 | 153 | 361 |
| 485 | mathematical analysis | 96 | 753 | 358 | 567 |
| 487 | Soil dynamics | 26 | 748 | 85 | 77 |
| 488 | Climate change | 11 | 743 | 621 | 872 |
| 489 | Developmental Disabilities | 39 | 742 | 212 | 357 |
| 490 | cloning | 14 | 739 | 247 | 314 |
| 491 | Research Design | 14 | 736 | 541 | 330 |
| 492 | International Relations | 64 | 733 | 146 | 194 |
| 493 | Fractals | 34 | 732 | 169 | 183 |
| 494 | Machine Learning | 29 | 728 | 25 | 99 |
| 494 | Liposomes | 9 | 728 | 270 | 122 |
| 494 | Lipid bilayers | 9 | 728 | 235 | 114 |
| 497 | Solitons | 31 | 724 | 144 | 156 |
| 497 | Chaos | 31 | 724 | 144 | 156 |
| 499 | Computational Complexity | 79 | 720 | 20 | 50 |
| 500 | Telecommunications | 81 | 717 | 12 | 48 |
| 501 | Sensor Networks | 33 | 715 | 4 | 11 |
| 502 | planning | 4 | 714 | 689 | 62 |
| 503 | Economic planning | 3 | 707 | 548 | 60 |
| 504 | Molecular Microbiology | 22 | 706 | 310 | 471 |
| 505 | Developmental Genetics | 10 | 705 | 340 | 372 |
| 505 | Ultrasonic Imaging | 35 | 705 | 41 | 52 |
| 507 | Finite Element Method | 26 | 701 | 20 | 14 |
| 507 | brain mapping | 16 | 701 | 262 | 255 |
| 509 | Sales management | 6 | 700 | 116 | 115 |
| 509 | selling | 6 | 700 | 116 | 115 |
| 511 | Environmental Toxicology | 17 | 699 | 1078 | 1006 |
| 512 | Nanobiotechnology | 5 | 694 | 312 | 73 |
| 513 | Oncogenes | 14 | 691 | 650 | 768 |
| 514 | Nutrition | 41 | 685 | 1416 | 1957 |
| 514 | Health Information Management | 17 | 685 | 23 | 142 |
| 516 | Raman spectroscopy | 26 | 681 | 126 | 120 |
| 517 | Nanophotonics | 32 | 676 | 15 | 39 |
| 518 | soil microbiology | 17 | 672 | 640 | 715 |
| 519 | Critical Care | 23 | 671 | 684 | 965 |
| 519 | Critical Care Medicine | 23 | 671 | 660 | 963 |
| 521 | natural products | 19 | 669 | 696 | 460 |
| 522 | Quality Control | 38 | 661 | 257 | 409 |
| 523 | Surgery | 29 | 658 | 822 | 1246 |
| 524 | Enzyme | 11 | 654 | 182 | 110 |
| 525 | Detectors | 52 | 653 | 57 | 33 |
| 526 | Crystallization | 26 | 650 | 78 | 59 |
| 527 | Primates | 8 | 644 | 484 | 186 |
| 528 | Biogeochemistry | 14 | 643 | 603 | 596 |
| 528 | Mental illness | 28 | 643 | 680 | 1018 |
| 530 | Geriatrics | 64 | 638 | 605 | 1012 |
| 530 | Quantum Optics | 49 | 638 | 91 | 209 |
| 532 | Petrology | 21 | 634 | 436 | 453 |
| 532 | Plasma devices | 19 | 634 | 90 | 107 |
| 534 | Vaccines | 29 | 632 | 611 | 712 |
| 535 | Food service management | 9 | 631 | 149 | 117 |
| 535 | viral genetics | 4 | 631 | 357 | 315 |
| 537 | Microbial Biotechnology | 18 | 629 | 213 | 164 |
| 538 | food technology | 38 | 627 | 649 | 964 |
| 539 | adolescence | 25 | 626 | 245 | 308 |
| 539 | Chromatographic analysis | 23 | 626 | 682 | 466 |
| 541 | Electronic Packaging | 49 | 624 | 9 | 12 |
| 541 | Chromatography | 22 | 624 | 559 | 410 |
| 543 | particles | 28 | 622 | 145 | 138 |
| 544 | Public Relations | 26 | 619 | 63 | 53 |
| 545 | Geodynamics | 19 | 618 | 377 | 384 |
| 546 | Multilingualism | 25 | 609 | 12 | 13 |
| 547 | Ecological Engineering | 8 | 607 | 325 | 135 |
| 548 | Southeast Asia | 87 | 606 | 9 | 19 |
| 548 | Atomic spectroscopy | 46 | 606 | 169 | 328 |
| 548 | Laser Spectroscopy | 47 | 606 | 79 | 187 |
| 551 | Zoology | 21 | 605 | 1218 | 839 |
| 551 | Exercise | 37 | 605 | 263 | 303 |
| 553 | Earthquakes | 29 | 604 | 78 | 79 |
| 554 | Political Psychology | 4 | 602 | 297 | 110 |
| 554 | Metallic Glasses | 28 | 602 | 74 | 99 |
| 556 | Eutrophication | 6 | 601 | 846 | 938 |
| 556 | Ferroelectricity | 48 | 601 | 114 | 114 |
| 558 | technical education | 31 | 596 | 43 | 45 |
| 559 | Adaptive control systems | 42 | 590 | 42 | 60 |
| 560 | probabilities | 68 | 589 | 193 | 281 |
| 561 | eye | 4 | 588 | 181 | 152 |
| 562 | Plant cells | 17 | 583 | 565 | 851 |
| 563 | Biogeography | 6 | 582 | 801 | 557 |
| 564 | Health Policy | 24 | 577 | 824 | 792 |
| 565 | Greenhouse gases | 2 | 574 | 503 | 106 |
| 566 | Social Media | 19 | 572 | 26 | 34 |
| 567 | Quality of life | 22 | 561 | 411 | 522 |
| 568 | Emotions | 15 | 560 | 230 | 252 |
| 569 | Travel | 31 | 558 | 118 | 132 |
| 570 | Synthetic biology | 8 | 556 | 183 | 58 |
| 571 | Mineralogy | 29 | 555 | 496 | 563 |
| 572 | ecosystem | 9 | 554 | 871 | 662 |
| 573 | Risk Management | 35 | 547 | 59 | 160 |
| 574 | Quantum Communication | 20 | 546 | 20 | 45 |
| 575 | Parasitic Diseases | 25 | 542 | 745 | 925 |
| 576 | Environmental Education | 40 | 536 | 13 | 58 |
| 577 | Navigation | 20 | 528 | 88 | 57 |
| 578 | Fisheries | 21 | 526 | 691 | 662 |
| 579 | Radiography | 20 | 523 | 224 | 255 |
| 580 | Agriculture | 21 | 520 | 915 | 866 |
| 581 | Adolescent Psychology | 17 | 519 | 303 | 326 |
| 581 | Sea | 17 | 519 | 157 | 155 |
| 581 | Fishery resources | 17 | 519 | 184 | 169 |
| 584 | Biodegradation | 17 | 516 | 113 | 162 |
| 584 | Strategic planning | 16 | 516 | 196 | 196 |
| 586 | Retina | 2 | 509 | 253 | 172 |
| 586 | East Asia | 65 | 509 | 16 | 29 |
| 588 | Coding Theory | 51 | 507 | 8 | 21 |
| 588 | Aging | 82 | 507 | 478 | 1227 |
| 590 | Volcanoes | 27 | 506 | 54 | 96 |
| 591 | Geography | 36 | 502 | 677 | 921 |
| 591 | counseling | 17 | 502 | 522 | 428 |
| 593 | Soil biology | 9 | 499 | 607 | 549 |
| 594 | Wireless Communication | 30 | 496 | 13 | 29 |
| 595 | Sound | 34 | 495 | 91 | 89 |
| 596 | city planning | 30 | 493 | 430 | 509 |
| 596 | RNA | 13 | 493 | 229 | 232 |
| 598 | Energy metabolism | 40 | 492 | 120 | 325 |
| 599 | Coastal zone management | 18 | 491 | 144 | 131 |
| 600 | Paleoclimatology | 22 | 489 | 403 | 548 |
| 601 | individual differences | 16 | 482 | 45 | 75 |
| 602 | Pharmacognosy | 15 | 478 | 868 | 876 |
| 602 | Financial management | 21 | 478 | 86 | 193 |
| 604 | Marine Pollution | 23 | 477 | 373 | 571 |
| 604 | Combinatorial analysis | 64 | 477 | 115 | 195 |
| 606 | Political Science | 57 | 474 | 368 | 512 |
| 606 | Quantum electronics | 32 | 474 | 138 | 118 |
| 608 | language | 27 | 473 | 189 | 273 |
| 609 | India | 36 | 472 | 284 | 123 |
| 610 | preventive medicine | 28 | 471 | 370 | 626 |
| 611 | United Kingdom | 15 | 469 | 799 | 873 |
| 612 | Neurobiology | 19 | 466 | 874 | 1190 |
| 612 | data collection | 20 | 466 | 255 | 410 |
| 612 | Personality Assessment | 10 | 466 | 282 | 246 |
| 612 | cultural pluralism | 22 | 466 | 28 | 29 |
| 616 | Educational Sociology | 16 | 464 | 68 | 26 |
| 616 | Radio waves | 32 | 464 | 42 | 40 |
| 618 | older people | 53 | 463 | 298 | 382 |
| 619 | Second Language Acquisition | 9 | 460 | 72 | 63 |
| 619 | Risk | 21 | 460 | 117 | 219 |
| 621 | International Education | 13 | 459 | 34 | 21 |
| 622 | Small Business | 12 | 458 | 318 | 473 |
| 623 | Roads | 19 | 457 | 299 | 209 |
| 624 | Cross-Cultural Studies | 28 | 456 | 58 | 110 |
| 625 | Oceanography | 39 | 453 | 591 | 958 |
| 626 | radar | 13 | 450 | 68 | 43 |
| 626 | free radicals | 12 | 450 | 840 | 866 |
| 626 | Sonar | 13 | 450 | 55 | 35 |
| 629 | Gerontology | 56 | 448 | 364 | 655 |
| 630 | Seismology | 38 | 447 | 109 | 213 |
| 630 | Forest Ecology | 10 | 447 | 647 | 506 |
| 632 | Infections | 18 | 446 | 461 | 726 |
| 633 | Developmental Psychology | 34 | 445 | 249 | 521 |
| 633 | Intelligence | 9 | 445 | 111 | 105 |
| 635 | electric vehicles | 42 | 442 | 20 | 17 |
| 636 | Digital electronics | 40 | 441 | 10 | 7 |
| 636 | biomimicry | 17 | 441 | 16 | 34 |
| 638 | Futures | 10 | 440 | 108 | 48 |
| 639 | Leadership | 6 | 439 | 303 | 226 |
| 640 | synthesis | 27 | 435 | 184 | 132 |
| 641 | consumers | 13 | 428 | 84 | 95 |
| 642 | Food additives | 7 | 427 | 879 | 527 |
| 642 | hydrocolloids | 7 | 427 | 409 | 350 |
| 644 | Porous materials | 20 | 426 | 129 | 117 |
| 645 | Molecular Genetics | 12 | 417 | 1116 | 1155 |
| 646 | Geomorphology | 24 | 416 | 447 | 741 |
| 646 | Embedded Systems | 34 | 416 | 2 | 29 |
| 648 | Radio frequency | 20 | 415 | 43 | 61 |
| 649 | Materials Engineering | 41 | 412 | 34 | 67 |
| 650 | Computer Architecture | 31 | 411 | 59 | 77 |
| 651 | Export Marketing | 6 | 408 | 100 | 83 |
| 651 | Sleep | 11 | 408 | 1082 | 787 |
| 653 | Virtual reality | 28 | 407 | 14 | 61 |
| 653 | optical devices | 29 | 407 | 43 | 76 |
| 655 | Global Health | 23 | 406 | 254 | 211 |
| 656 | Disease | 5 | 405 | 234 | 626 |
| 657 | Population | 18 | 404 | 351 | 346 |
| 657 | Cell metabolism | 4 | 404 | 709 | 740 |
| 659 | cell physiology | 25 | 403 | 524 | 1075 |
| 659 | Alzheimer's disease | 44 | 403 | 382 | 556 |
| 659 | educational planning | 10 | 403 | 158 | 116 |
| 662 | Structural health monitoring | 10 | 402 | 59 | 44 |
| 662 | Diagnostic microbiology | 7 | 402 | 1102 | 1113 |
| 664 | cell membrane | 32 | 401 | 147 | 338 |
| 665 | Human Geography | 20 | 400 | 384 | 363 |
| 665 | Adhesion | 23 | 400 | 61 | 101 |
| 665 | Molecules | 38 | 400 | 441 | 697 |
| 665 | adhesives | 23 | 400 | 74 | 103 |
| 669 | Rheology | 12 | 397 | 284 | 227 |
| 669 | Japan | 30 | 397 | 610 | 570 |
| 671 | Homeostasis | 3 | 396 | 548 | 718 |
| 672 | Development | 15 | 393 | 311 | 420 |
| 673 | Optoelectronics | 31 | 391 | 67 | 46 |
| 673 | biofuels | 7 | 391 | 154 | 175 |
| 675 | mathematical concepts | 23 | 388 | 43 | 48 |
| 676 | Oxidation-reduction | 5 | 387 | 727 | 596 |
| 677 | Molecular Pharmacology | 16 | 384 | 275 | 456 |
| 677 | Cognitive Radio Networks | 23 | 384 | 3 | 3 |
| 679 | violence | 15 | 383 | 382 | 392 |
| 679 | world | 14 | 383 | 296 | 455 |
| 681 | Language teaching | 33 | 382 | 3 | 10 |
| 681 | second language | 33 | 382 | 3 | 10 |
| 683 | Microscopy | 45 | 380 | 273 | 563 |
| 684 | behavioral medicine | 27 | 376 | 351 | 706 |
| 684 | transport vesicles | 6 | 376 | 115 | 331 |
| 686 | Molecular ecology | 10 | 375 | 696 | 776 |
| 686 | environmental exposure | 15 | 375 | 855 | 956 |
| 688 | Parasitology | 19 | 373 | 1146 | 1158 |
| 688 | Informatics | 39 | 373 | 70 | 340 |
| 690 | Molecular evolution | 12 | 372 | 831 | 920 |
| 690 | drug evaluation | 11 | 372 | 718 | 476 |
| 692 | DNA polymerases | 3 | 371 | 543 | 470 |
| 693 | Culture | 47 | 369 | 155 | 230 |
| 694 | Anthropology | 21 | 368 | 644 | 550 |
| 694 | Multivariate Analysis | 24 | 368 | 83 | 160 |
| 696 | Artificial Organs | 26 | 365 | 160 | 198 |
| 696 | biomedicine | 21 | 365 | 158 | 235 |
| 698 | Neurochemistry | 15 | 364 | 1345 | 1571 |
| 698 | Computational Linguistics | 24 | 364 | 43 | 44 |
| 698 | plasticity | 13 | 364 | 128 | 220 |
| 701 | carbon monoxide | 14 | 361 | 38 | 88 |
| 702 | Early Childhood Education | 26 | 360 | 102 | 131 |
| 702 | Plasma chemistry | 10 | 360 | 185 | 108 |
| 702 | locomotion | 13 | 360 | 286 | 264 |
| 702 | posture | 13 | 360 | 286 | 264 |
| 702 | gait | 13 | 360 | 286 | 264 |
| 702 | walking | 13 | 360 | 286 | 264 |
| 708 | Remote Sensing | 29 | 359 | 325 | 382 |
| 709 | Fiber Optics | 28 | 358 | 74 | 63 |
| 709 | pollutants | 12 | 358 | 1030 | 1123 |
| 709 | Environmental pollutants | 12 | 358 | 1317 | 1319 |
| 712 | Hormones | 13 | 357 | 720 | 791 |
| 713 | Pathology | 13 | 356 | 1468 | 1598 |
| 713 | Teacher Education | 9 | 356 | 34 | 13 |
| 715 | Sleep Disorders | 9 | 354 | 1217 | 848 |
| 716 | Creativity | 14 | 352 | 32 | 61 |
| 717 | Reading | 23 | 349 | 141 | 203 |
| 718 | microwave communication systems | 19 | 348 | 12 | 14 |
| 719 | Naval Architecture | 15 | 347 | 115 | 77 |
| 719 | Geographic information systems | 27 | 347 | 197 | 232 |
| 721 | Music | 16 | 346 | 319 | 205 |
| 722 | diseases | 3 | 341 | 394 | 691 |
| 723 | Obstetrics | 15 | 340 | 1464 | 1392 |
| 723 | race relations | 17 | 340 | 175 | 157 |
| 725 | Volcanology | 15 | 337 | 5 | 9 |
| 725 | plant communities | 7 | 337 | 818 | 758 |
| 727 | Genetic algorithms | 13 | 334 | 48 | 94 |
| 727 | motivation | 8 | 334 | 168 | 154 |
| 727 | Emotion | 8 | 334 | 87 | 102 |
| 730 | Bioethics | 10 | 332 | 530 | 239 |
| 730 | Instructional systems | 11 | 332 | 26 | 20 |
| 732 | Nuclear Engineering | 18 | 330 | 562 | 397 |
| 733 | Communication and Culture | 13 | 328 | 67 | 27 |
| 733 | Radiation | 19 | 328 | 966 | 996 |
| 735 | Telemedicine | 7 | 326 | 184 | 104 |
| 735 | Harbors | 19 | 326 | 32 | 36 |
| 737 | Technology Assessment | 14 | 325 | 26 | 86 |
| 737 | Water Microbiology | 12 | 325 | 93 | 125 |
| 739 | Lipids | 18 | 324 | 506 | 887 |
| 740 | Computational Fluid Dynamics | 30 | 323 | 95 | 227 |
| 741 | Mental Health | 24 | 322 | 515 | 676 |
| 741 | big data | 29 | 322 | 6 | 96 |
| 741 | Waterways | 18 | 322 | 30 | 36 |
| 741 | Fouling | 11 | 322 | 51 | 81 |
| 745 | Luminescence | 16 | 319 | 501 | 436 |
| 746 | Drug delivery devices | 8 | 317 | 67 | 97 |
| 747 | World Wide Web | 43 | 316 | 10 | 62 |
| 748 | Oxidative stress | 5 | 313 | 1026 | 733 |
| 748 | water supply | 21 | 313 | 332 | 609 |
| 750 | cross-cultural comparison | 21 | 312 | 75 | 107 |
| 751 | Human Resources | 13 | 311 | 127 | 216 |
| 752 | School Psychology | 13 | 310 | 182 | 209 |
| 753 | Health Services Administration | 9 | 309 | 617 | 479 |
| 754 | Diplomatic relations | 54 | 307 | 80 | 74 |
| 755 | explosives | 13 | 303 | 99 | 57 |
| 756 | Product Design | 16 | 302 | 204 | 152 |
| 756 | Language planning | 13 | 302 | 22 | 4 |
| 758 | Food Microbiology | 13 | 297 | 616 | 906 |
| 758 | Cognitive neuroscience | 28 | 297 | 282 | 720 |
| 758 | pigments | 20 | 297 | 207 | 339 |
| 761 | Hydrogeology | 9 | 293 | 389 | 256 |
| 761 | Probability | 17 | 293 | 197 | 294 |
| 761 | X-ray crystallography | 23 | 293 | 163 | 198 |
| 764 | Quantum Gravity | 16 | 292 | 1322 | 1364 |
| 765 | Entropy | 32 | 290 | 102 | 237 |
| 766 | terrorism | 24 | 288 | 26 | 42 |
| 767 | Statistical Mechanics | 40 | 287 | 203 | 382 |
| 768 | Nuclear Energy | 13 | 286 | 590 | 427 |
| 768 | Schizophrenia | 12 | 286 | 636 | 770 |
| 768 | Economic Assistance | 15 | 286 | 263 | 476 |
| 771 | Broadcasting | 17 | 285 | 23 | 47 |
| 772 | Comparative Education | 10 | 283 | 79 | 22 |
| 773 | Counseling Psychology | 2 | 282 | 320 | 99 |
| 773 | local government | 8 | 282 | 180 | 118 |
| 773 | Exercise therapy | 8 | 282 | 162 | 54 |
| 773 | Erosion | 9 | 282 | 20 | 11 |
| 777 | Career development | 24 | 281 | 40 | 76 |
| 778 | Paleoecology | 15 | 280 | 500 | 657 |
| 779 | Paleogeography | 14 | 277 | 452 | 617 |
| 780 | Thin Films | 14 | 276 | 168 | 160 |
| 780 | Social Change | 16 | 276 | 302 | 662 |
| 782 | Traffic Engineering | 14 | 274 | 117 | 219 |
| 783 | Signal Transduction | 5 | 273 | 1363 | 1100 |
| 783 | economic conditions | 11 | 273 | 297 | 287 |
| 785 | complementary therapies | 18 | 272 | 739 | 927 |
| 786 | foreign exchange | 3 | 271 | 406 | 194 |
| 787 | Mycology | 12 | 268 | 974 | 1045 |
| 787 | Classroom Environment | 8 | 268 | 12 | 12 |
| 789 | Clinical Psychology | 16 | 267 | 678 | 1104 |
| 789 | Socialization | 9 | 267 | 260 | 312 |
| 789 | Child welfare | 11 | 267 | 533 | 466 |
| 789 | Spine | 7 | 267 | 548 | 537 |
| 793 | Dementia | 36 | 265 | 434 | 636 |
| 793 | Thorax | 5 | 265 | 400 | 314 |
| 795 | libraries | 7 | 263 | 491 | 161 |
| 796 | Collective behavior | 20 | 262 | 4 | 13 |
| 797 | Medical Oncology | 5 | 260 | 1977 | 1467 |
| 797 | Environmental Psychology | 8 | 260 | 153 | 256 |
| 799 | Economic Thought | 7 | 258 | 181 | 259 |
| 800 | drug resistance | 11 | 257 | 241 | 307 |
| 801 | Orthopedics | 16 | 256 | 790 | 1006 |
| 801 | Population Genetics | 6 | 256 | 1039 | 943 |
| 801 | Alternative Medicine | 14 | 256 | 837 | 953 |
| 801 | clay | 10 | 256 | 366 | 516 |
| 801 | reasoning | 13 | 256 | 69 | 114 |
| 806 | Intercultural Communication | 15 | 254 | 67 | 131 |
| 807 | Distance Education | 15 | 250 | 86 | 138 |
| 808 | Multicultural Education | 18 | 249 | 70 | 99 |
| 808 | Medical Anthropology | 21 | 249 | 410 | 1027 |
| 808 | Mental Health Services | 17 | 249 | 490 | 621 |
| 811 | Mass Spectrometry | 10 | 248 | 767 | 759 |
| 811 | Synaptic Transmission | 7 | 248 | 338 | 307 |
| 811 | Plasma polymerization | 3 | 248 | 308 | 119 |
| 814 | Neurolinguistics | 10 | 247 | 206 | 310 |
| 814 | radiative transfer | 8 | 247 | 424 | 307 |
| 814 | strategy | 25 | 247 | 36 | 26 |
| 817 | Convergence | 10 | 246 | 11 | 26 |
| 818 | Infection control | 9 | 245 | 334 | 314 |
| 818 | Nonlinear functional analysis | 16 | 245 | 487 | 562 |
| 818 | Cerebral cortex | 10 | 245 | 585 | 759 |
| 821 | Computational Chemistry | 8 | 244 | 443 | 456 |
| 821 | Astrophysics | 15 | 244 | 2098 | 2324 |
| 821 | Writing | 14 | 244 | 57 | 107 |
| 824 | Pharmacokinetics | 10 | 243 | 487 | 546 |
| 825 | dietary supplements | 10 | 239 | 336 | 400 |
| 826 | Nanomedicine | 5 | 238 | 121 | 87 |
| 826 | Community Psychiatry | 7 | 238 | 711 | 661 |
| 826 | curriculum evaluation | 21 | 238 | 46 | 102 |
| 829 | Humanities | 48 | 237 | 175 | 342 |
| 830 | construction | 7 | 236 | 94 | 97 |
| 831 | Mathematics Education | 25 | 234 | 60 | 122 |
| 832 | Demography | 10 | 233 | 350 | 416 |
| 832 | Intellectual disability | 16 | 233 | 329 | 448 |
| 834 | Physical Therapy | 9 | 232 | 886 | 983 |
| 834 | Special Education | 24 | 232 | 189 | 290 |
| 834 | Soil Science | 11 | 232 | 1164 | 1327 |
| 834 | Highway Engineering | 10 | 232 | 191 | 136 |
| 838 | Aerosols | 14 | 231 | 264 | 323 |
| 839 | Language Disorders | 14 | 230 | 383 | 427 |
| 839 | Pharmacogenetics | 8 | 230 | 751 | 807 |
| 839 | Marine Geology | 17 | 230 | 191 | 322 |
| 842 | Knowledge management | 17 | 229 | 37 | 35 |
| 842 | Aggression | 5 | 229 | 367 | 300 |
| 844 | Bifurcation Theory | 14 | 228 | 210 | 232 |
| 844 | Land use | 15 | 228 | 412 | 709 |
| 844 | human development | 27 | 228 | 176 | 499 |
| 847 | Urban Planning | 5 | 227 | 320 | 210 |
| 847 | community development | 5 | 227 | 462 | 229 |
| 847 | Housing | 5 | 227 | 361 | 244 |
| 847 | Neurons | 3 | 227 | 801 | 1111 |
| 851 | Algebra | 28 | 226 | 550 | 526 |
| 852 | Marine Geophysics | 15 | 225 | 60 | 71 |
| 852 | Marine mineral resources | 15 | 225 | 30 | 21 |
| 852 | Seabed | 15 | 225 | 30 | 21 |
| 855 | Ethnic relations | 23 | 224 | 90 | 147 |
| 855 | Climate | 3 | 224 | 730 | 374 |
| 855 | Aquaculture | 13 | 224 | 792 | 903 |
| 858 | Crowdsourcing | 19 | 223 | 3 | 3 |
| 859 | Cloud Computing | 16 | 221 | 13 | 33 |
| 859 | Meteorites | 12 | 221 | 619 | 919 |
| 861 | Psychometrics | 10 | 220 | 246 | 299 |
| 861 | social conflict | 18 | 220 | 16 | 46 |
| 861 | school sports | 7 | 220 | 66 | 47 |
| 864 | Educational Change | 8 | 219 | 13 | 19 |
| 865 | Antibacterial agents | 10 | 216 | 344 | 493 |
| 866 | Plant Genetics | 9 | 215 | 425 | 612 |
| 867 | genre | 3 | 214 | 231 | 11 |
| 868 | Experimental Psychology | 3 | 213 | 635 | 361 |
| 868 | Forest Management | 6 | 213 | 830 | 739 |
| 868 | Parasites | 14 | 213 | 799 | 967 |
| 871 | Language Acquisition | 16 | 211 | 124 | 209 |
| 871 | Ethnology | 16 | 211 | 630 | 620 |
| 871 | Instructional materials | 14 | 211 | 4 | 7 |
| 871 | Recombinant DNA | 14 | 211 | 756 | 1077 |
| 875 | gastrointestinal tract | 6 | 210 | 196 | 204 |
| 876 | Vision | 11 | 209 | 365 | 517 |
| 877 | Friction | 6 | 208 | 45 | 45 |
| 877 | Speech Disorders | 12 | 208 | 536 | 648 |
| 879 | Education policy | 4 | 207 | 56 | 30 |
| 879 | Malaria | 7 | 207 | 529 | 452 |
| 881 | questioning | 3 | 206 | 45 | 7 |
| 882 | Cytoskeleton | 3 | 205 | 330 | 175 |
| 883 | Microcirculation | 3 | 204 | 563 | 265 |
| 883 | air | 1 | 204 | 379 | 179 |
| 883 | Blood vessels | 4 | 204 | 334 | 195 |
| 883 | tests | 11 | 204 | 39 | 99 |
| 887 | Wildlife conservation | 9 | 203 | 772 | 1067 |
| 888 | Stochastic Processes | 16 | 200 | 328 | 395 |
| 889 | Regional Planning | 12 | 199 | 872 | 921 |
| 889 | Number Theory | 32 | 199 | 167 | 185 |
| 889 | civil service | 6 | 199 | 264 | 201 |
| 892 | feeding behavior | 10 | 198 | 405 | 535 |
| 893 | Adult Education | 8 | 197 | 302 | 154 |
| 893 | Literacy | 12 | 197 | 92 | 101 |
| 895 | Urban Policy | 11 | 195 | 322 | 465 |
| 895 | Happiness | 5 | 195 | 291 | 213 |
| 897 | environmental indicators | 11 | 194 | 537 | 914 |
| 897 | Integrated Circuits | 41 | 194 | 57 | 130 |
| 897 | Chemical processes | 5 | 194 | 535 | 300 |
| 900 | Phonetics | 5 | 193 | 241 | 178 |
| 901 | Game Theory | 11 | 192 | 277 | 283 |
| 902 | Pediatric Neurology | 4 | 191 | 1117 | 1357 |
| 902 | Corporate governance | 7 | 191 | 310 | 323 |
| 902 | Autism | 9 | 191 | 446 | 568 |
| 905 | Geriatric Psychiatry | 11 | 190 | 604 | 792 |
| 906 | Comparative Physiology | 15 | 187 | 380 | 574 |
| 906 | curriculum planning | 10 | 187 | 61 | 56 |
| 906 | econometric models | 17 | 187 | 94 | 338 |
| 909 | Inflammation | 7 | 186 | 938 | 1110 |
| 909 | Calorimetry | 14 | 186 | 464 | 557 |
| 909 | Reproduction | 6 | 186 | 2132 | 1816 |
| 909 | Thermal analysis | 14 | 186 | 464 | 557 |
| 913 | Biological Systems | 13 | 185 | 202 | 369 |
| 914 | DNA methylation | 3 | 184 | 321 | 230 |
| 914 | Cellulose | 8 | 184 | 321 | 409 |
| 916 | carcinogens | 2 | 183 | 1535 | 928 |
| 917 | North America | 26 | 182 | 184 | 414 |
| 917 | atmospheric models | 9 | 182 | 480 | 641 |
| 919 | Superconductors | 15 | 181 | 302 | 363 |
| 920 | Molecular cloning | 12 | 179 | 781 | 1113 |
| 920 | Genetic recombination | 12 | 179 | 766 | 1101 |
| 922 | Municipal Engineering | 9 | 178 | 103 | 137 |
| 922 | Boundary Value Problems | 33 | 178 | 35 | 51 |
| 922 | movement | 8 | 178 | 135 | 194 |
| 925 | mutagens | 2 | 177 | 1238 | 878 |
| 925 | international cooperation | 11 | 177 | 243 | 383 |
| 927 | Carcinogenesis | 2 | 176 | 1547 | 952 |
| 927 | Eating Disorders | 7 | 176 | 624 | 637 |
| 927 | Feeding and Eating Disorders | 7 | 176 | 602 | 609 |
| 930 | Clinical Biochemistry | 4 | 174 | 1498 | 961 |
| 930 | Multiphase Flow | 8 | 174 | 217 | 284 |
| 932 | Marine Biotechnology | 5 | 173 | 160 | 152 |
| 933 | Corporate Social Responsibility | 4 | 171 | 216 | 240 |
| 933 | environmental auditing | 4 | 171 | 229 | 244 |
| 933 | Moral Education | 7 | 171 | 43 | 29 |
| 936 | Cosmochemistry | 10 | 169 | 552 | 787 |
| 937 | Discourse Analysis | 13 | 168 | 114 | 207 |
| 937 | Solar power plants | 9 | 168 | 83 | 188 |
| 937 | Photovoltaic Cells | 9 | 168 | 83 | 188 |
| 937 | Industry | 3 | 168 | 181 | 259 |
| 941 | global environmental change | 7 | 167 | 604 | 842 |
| 941 | Biometrics | 20 | 167 | 421 | 789 |
| 941 | aerosol | 8 | 167 | 263 | 277 |
| 944 | international trade | 10 | 165 | 311 | 391 |
| 944 | Autonomous robots | 7 | 165 | 72 | 142 |
| 944 | Uncertainty | 6 | 165 | 91 | 119 |
| 947 | Patient education | 4 | 164 | 609 | 538 |
| 947 | Human evolution | 3 | 164 | 488 | 405 |
| 949 | Interfaces | 15 | 163 | 45 | 128 |
| 949 | biological invasions | 1 | 163 | 1235 | 476 |
| 949 | amino acids | 3 | 163 | 709 | 429 |
| 952 | Public opinion | 9 | 160 | 207 | 296 |
| 952 | Algal blooms | 2 | 160 | 445 | 306 |
| 952 | Cyanobacteria | 2 | 160 | 445 | 306 |
| 952 | microalgae | 2 | 160 | 445 | 306 |
| 956 | technology transfer | 1 | 159 | 644 | 192 |
| 956 | Hematopoietic stem cell transplantation | 5 | 159 | 355 | 418 |
| 958 | Philosophy | 41 | 158 | 482 | 557 |
| 958 | infrared technology | 21 | 158 | 39 | 51 |
| 958 | Pregnancy | 10 | 158 | 459 | 560 |
| 961 | Memory | 13 | 157 | 1105 | 1789 |
| 962 | Cosmology | 14 | 156 | 796 | 860 |
| 962 | Cardiovascular diseases | 4 | 156 | 1820 | 1208 |
| 962 | residential treatment | 4 | 156 | 124 | 52 |
| 965 | International security | 5 | 155 | 170 | 213 |
| 965 | public opinion polls | 8 | 155 | 32 | 21 |
| 965 | Perception | 14 | 155 | 1086 | 1771 |
| 965 | Appetite | 9 | 155 | 373 | 578 |
| 965 | Phylogeny | 5 | 155 | 818 | 909 |
| 970 | Architecture | 2 | 153 | 1060 | 223 |
| 970 | psychotherapy | 10 | 153 | 810 | 1085 |
| 970 | data protection | 19 | 153 | 59 | 232 |
| 973 | Catalysts | 8 | 150 | 416 | 481 |
| 974 | Turbulence | 11 | 149 | 88 | 126 |
| 974 | Visual Perception | 14 | 149 | 958 | 1646 |
| 974 | recreation | 17 | 149 | 230 | 320 |
| 977 | Functional Analysis | 12 | 148 | 778 | 861 |
| 977 | Ethics | 18 | 148 | 313 | 485 |
| 979 | Petroleum Engineering | 10 | 147 | 437 | 539 |
| 980 | government | 4 | 146 | 739 | 384 |
| 981 | Marine Engineering | 5 | 145 | 217 | 74 |
| 981 | Health Services Research | 15 | 145 | 810 | 1309 |
| 981 | food handling | 8 | 145 | 504 | 857 |
| 981 | Elderly | 38 | 145 | 304 | 506 |
| 985 | Sports Psychology | 4 | 144 | 91 | 88 |
| 986 | sports administration | 8 | 143 | 135 | 137 |
| 987 | Continuing Education | 7 | 142 | 244 | 138 |
| 988 | Landslides | 5 | 141 | 179 | 251 |
| 988 | extraterrestrial environment | 15 | 141 | 222 | 350 |
| 988 | astronomical phenomena | 15 | 141 | 201 | 315 |
| 991 | Environmental risk assessment | 12 | 140 | 98 | 241 |
| 991 | Communication in marketing | 7 | 140 | 48 | 81 |
| 993 | Fluorescence | 8 | 139 | 190 | 173 |
| 994 | Soil stabilization | 7 | 138 | 15 | 17 |
| 994 | Leisure | 7 | 138 | 209 | 241 |
| 996 | foreign policy | 19 | 137 | 66 | 51 |
| 996 | Mobile Commerce | 6 | 137 | 148 | 25 |
| 996 | Gene library | 3 | 137 | 107 | 98 |
| 996 | listening | 8 | 137 | 6 | 6 |
| 1000 | Online social networks | 12 | 136 | 59 | 143 |