| 1 | Physics | 8,909 | 294.1K | 18 | 92 |
| 2 | Chemistry | 5,730 | 253.8K | 20 | 53 |
| 3 | Biology | 1,169 | 118.5K | 260 | 224 |
| 4 | Polymers | 4,113 | 112.8K | 5 | 5 |
| 5 | Science | 870 | 99.0K | 356 | 254 |
| 6 | polymerization | 3,566 | 98.4K | 5 | 5 |
| 7 | Biochemistry | 2,670 | 90.5K | 107 | 153 |
| 8 | Materials | 2,629 | 89.2K | 38 | 83 |
| 9 | Nuclear Physics | 2,496 | 68.1K | 50 | 108 |
| 10 | Technology | 3,616 | 67.2K | 4 | 5 |
| 11 | Natural history | 166 | 65.0K | 293 | 190 |
| 12 | Catalysis | 1,468 | 64.7K | 14 | 23 |
| 13 | Materials Science | 1,949 | 62.8K | 18 | 52 |
| 14 | Astrophysics | 945 | 62.2K | 156 | 174 |
| 15 | Solid State Physics | 1,820 | 60.2K | 33 | 50 |
| 16 | Spectrum analysis | 800 | 52.9K | 103 | 101 |
| 17 | Condensed Matter | 1,516 | 52.3K | 38 | 66 |
| 18 | Molecular Biology | 1,024 | 50.1K | 234 | 274 |
| 19 | Electrochemistry | 1,973 | 35.7K | 9 | 21 |
| 20 | Astronomy | 801 | 35.7K | 151 | 212 |
| 21 | Microbiology | 811 | 31.9K | 183 | 275 |
| 22 | Cytology | 376 | 30.4K | 241 | 206 |
| 23 | Biotechnology | 845 | 30.0K | 75 | 170 |
| 24 | Biocompatible Materials | 629 | 29.5K | 75 | 107 |
| 25 | Cell Biology | 229 | 26.2K | 327 | 232 |
| 26 | Biophysics | 741 | 23.4K | 165 | 188 |
| 27 | Electronics | 1,436 | 23.1K | 12 | 54 |
| 28 | Surface Chemistry | 897 | 22.9K | 13 | 59 |
| 29 | Nanotechnology | 535 | 21.9K | 187 | 249 |
| 30 | Metals | 375 | 21.5K | 44 | 44 |
| 31 | Optics | 1,012 | 21.5K | 79 | 86 |
| 32 | Bioengineering | 594 | 21.3K | 52 | 155 |
| 33 | Organic Chemistry | 901 | 20.8K | 9 | 25 |
| 34 | System analysis | 130 | 20.2K | 119 | 8 |
| 35 | Chemical Engineering | 918 | 19.0K | 67 | 203 |
| 36 | Cybernetics | 64 | 17.9K | 184 | 11 |
| 37 | Statistical physics | 627 | 17.9K | 82 | 107 |
| 38 | Analytical Chemistry | 589 | 17.6K | 84 | 118 |
| 39 | Japan | 1,352 | 17.5K | 9 | 9 |
| 40 | Geophysics | 499 | 17.2K | 177 | 197 |
| 41 | Biomedical Engineering | 531 | 16.5K | 105 | 133 |
| 42 | Quantum Gravity | 439 | 15.6K | 143 | 172 |
| 43 | Solid State Chemistry | 444 | 14.5K | 19 | 14 |
| 44 | Nuclear Engineering | 1,115 | 14.5K | 10 | 11 |
| 45 | Colloids | 497 | 14.2K | 88 | 152 |
| 46 | Metallurgy | 490 | 13.9K | 37 | 76 |
| 47 | Ceramics | 396 | 13.4K | 11 | 18 |
| 48 | Geology | 234 | 13.4K | 240 | 157 |
| 49 | Planets | 363 | 13.2K | 62 | 82 |
| 50 | Medicine | 325 | 13.1K | 768 | 706 |
| 51 | Glass | 309 | 12.8K | 14 | 18 |
| 52 | pottery | 303 | 12.8K | 12 | 18 |
| 53 | Developmental Biology | 215 | 12.6K | 114 | 133 |
| 54 | Nuclear Energy | 964 | 12.6K | 5 | 5 |
| 55 | Composite Materials | 348 | 12.6K | 69 | 105 |
| 56 | Power Electronics | 103 | 12.5K | 83 | 26 |
| 57 | Quantum electronics | 288 | 11.5K | 22 | 14 |
| 58 | Geochemistry | 282 | 11.3K | 88 | 123 |
| 59 | Nanostructured Materials | 373 | 11.3K | 96 | 134 |
| 60 | Physical Chemistry | 329 | 11.1K | 30 | 74 |
| 61 | Bioorganic chemistry | 347 | 11.1K | 31 | 57 |
| 62 | Mathematics | 627 | 11.0K | 247 | 185 |
| 63 | Electrochemical Analysis | 306 | 11.0K | 11 | 11 |
| 64 | Biochemical Engineering | 263 | 10.5K | 135 | 250 |
| 65 | Radio | 229 | 10.5K | 47 | 63 |
| 66 | Optical materials | 202 | 10.3K | 131 | 124 |
| 67 | Pharmaceutical Chemistry | 399 | 10.3K | 92 | 190 |
| 68 | Research | 367 | 10.0K | 590 | 635 |
| 69 | Mathematical Physics | 353 | 10.0K | 83 | 123 |
| 70 | Environment | 201 | 9.9K | 399 | 524 |
| 71 | lasers | 273 | 9.7K | 46 | 23 |
| 72 | Ecology | 195 | 9.5K | 643 | 656 |
| 73 | Nonlinear Dynamics | 303 | 9.5K | 55 | 66 |
| 74 | Automation | 177 | 9.2K | 137 | 141 |
| 75 | Embryology | 146 | 8.6K | 111 | 115 |
| 76 | Virology | 41 | 8.2K | 641 | 355 |
| 77 | Medical Laboratory Science | 139 | 7.9K | 98 | 89 |
| 78 | Ferroelectricity | 308 | 7.8K | 6 | 8 |
| 79 | Photonics | 215 | 7.8K | 102 | 129 |
| 80 | actuators | 264 | 7.8K | 35 | 60 |
| 80 | transducers | 264 | 7.8K | 35 | 60 |
| 82 | Growth | 115 | 7.7K | 97 | 123 |
| 83 | Histology | 112 | 7.5K | 135 | 71 |
| 84 | Chemical industry | 670 | 7.4K | 5 | 7 |
| 85 | Industrial Microbiology | 174 | 7.4K | 29 | 39 |
| 86 | Neurology | 159 | 7.3K | 666 | 649 |
| 87 | Renewable Energy Sources | 51 | 7.1K | 416 | 219 |
| 88 | Pharmacology | 292 | 7.1K | 434 | 494 |
| 89 | Genetics | 112 | 7.0K | 430 | 417 |
| 90 | Microelectronics | 223 | 6.9K | 64 | 141 |
| 91 | Water | 86 | 6.9K | 308 | 221 |
| 92 | Carbon | 146 | 6.8K | 33 | 65 |
| 93 | nanoscience | 155 | 6.8K | 207 | 276 |
| 94 | Molecular structure | 123 | 6.6K | 120 | 109 |
| 95 | Energy Policy | 110 | 6.5K | 188 | 150 |
| 96 | Earth Sciences | 137 | 6.5K | 275 | 222 |
| 97 | energy conservation | 91 | 6.5K | 159 | 129 |
| 98 | Soil Mechanics | 129 | 6.4K | 63 | 49 |
| 99 | Microbial Ecology | 111 | 6.4K | 192 | 255 |
| 100 | Earthquake Engineering | 183 | 6.4K | 61 | 66 |
| 101 | Robotics | 326 | 6.2K | 16 | 50 |
| 102 | Human genetics | 28 | 6.2K | 556 | 497 |
| 103 | Genes | 130 | 6.0K | 22 | 17 |
| 104 | mathematical analysis | 145 | 5.9K | 171 | 22 |
| 105 | Meteorites | 110 | 5.8K | 90 | 124 |
| 106 | plant molecular biology | 103 | 5.6K | 131 | 194 |
| 107 | Solar System | 102 | 5.6K | 68 | 56 |
| 108 | Clinical Chemistry | 162 | 5.6K | 189 | 216 |
| 109 | Artificial Intelligence | 172 | 5.6K | 233 | 292 |
| 110 | Semiconductors | 283 | 5.5K | 22 | 25 |
| 111 | miniaturization | 89 | 5.3K | 182 | 200 |
| 112 | Radio waves | 113 | 5.3K | 70 | 56 |
| 113 | Signal Processing | 142 | 5.2K | 246 | 251 |
| 114 | Geodynamics | 71 | 5.2K | 78 | 38 |
| 115 | Meteorology | 108 | 5.2K | 229 | 243 |
| 116 | Cytogenetics | 92 | 5.2K | 126 | 162 |
| 117 | genome | 36 | 5.1K | 284 | 179 |
| 118 | Molecular Genetics | 108 | 5.1K | 138 | 174 |
| 119 | Liquid Crystals | 490 | 5.0K | 4 | 5 |
| 120 | Botany | 99 | 5.0K | 646 | 542 |
| 121 | Signal Transduction | 96 | 4.8K | 61 | 87 |
| 122 | Water pollution | 72 | 4.8K | 398 | 272 |
| 123 | Ceramic materials | 158 | 4.6K | 23 | 26 |
| 124 | Membranes | 142 | 4.6K | 111 | 186 |
| 125 | Biomechanics | 111 | 4.6K | 80 | 99 |
| 126 | Electrical Engineering | 1,190 | 4.5K | 9 | 143 |
| 127 | Computational Biology | 52 | 4.5K | 415 | 249 |
| 128 | nucleic acids | 222 | 4.5K | 53 | 280 |
| 129 | Environmental Health | 92 | 4.5K | 767 | 661 |
| 130 | Engineering | 170 | 4.4K | 269 | 228 |
| 131 | Plant cells | 40 | 4.4K | 270 | 245 |
| 132 | Organometallic compounds | 175 | 4.4K | 10 | 37 |
| 133 | biological evolution | 100 | 4.4K | 221 | 308 |
| 134 | Telecommunication | 741 | 4.4K | 16 | 270 |
| 135 | Photochemistry | 115 | 4.3K | 34 | 36 |
| 136 | Magnetic Materials | 279 | 4.3K | 18 | 68 |
| 137 | Nanostructures | 198 | 4.3K | 26 | 163 |
| 138 | Hydrology | 49 | 4.2K | 436 | 210 |
| 139 | Pollution | 96 | 4.2K | 833 | 866 |
| 140 | Ultrasonics | 161 | 4.1K | 16 | 38 |
| 141 | Environmental Engineering | 69 | 4.0K | 540 | 427 |
| 142 | Medical Physics | 62 | 4.0K | 297 | 175 |
| 143 | Bioinformatics | 43 | 4.0K | 384 | 211 |
| 144 | Solar Energy | 105 | 3.9K | 48 | 82 |
| 145 | Green Chemistry | 99 | 3.9K | 124 | 185 |
| 146 | Molecular evolution | 74 | 3.9K | 118 | 146 |
| 147 | Bacteriology | 73 | 3.9K | 271 | 267 |
| 148 | Plant physiology | 87 | 3.9K | 248 | 275 |
| 149 | concrete | 148 | 3.8K | 33 | 101 |
| 150 | Zeolites | 107 | 3.8K | 14 | 19 |
| 151 | Mineralogy | 120 | 3.8K | 102 | 139 |
| 152 | Space telescopes | 11 | 3.8K | 56 | 8 |
| 153 | mass transfer | 127 | 3.7K | 95 | 144 |
| 154 | Gene expression | 77 | 3.7K | 14 | 13 |
| 154 | Cell division | 77 | 3.7K | 14 | 13 |
| 156 | Plate Tectonics | 36 | 3.7K | 19 | 2 |
| 156 | Sound | 143 | 3.7K | 24 | 46 |
| 158 | Petrology | 75 | 3.6K | 135 | 137 |
| 159 | Ultrasound | 114 | 3.5K | 24 | 22 |
| 160 | Photobiology | 85 | 3.4K | 21 | 20 |
| 161 | energy development | 4 | 3.3K | 674 | 80 |
| 162 | Manufacturing Processes | 85 | 3.3K | 261 | 194 |
| 163 | Plant genetic engineering | 79 | 3.3K | 46 | 59 |
| 164 | Agricultural Chemistry | 184 | 3.3K | 95 | 215 |
| 165 | Fracture mechanics | 97 | 3.2K | 115 | 94 |
| 166 | Heat Exchangers | 56 | 3.1K | 117 | 73 |
| 167 | Mechanical Engineering | 249 | 3.1K | 69 | 121 |
| 168 | Structural Engineering | 131 | 3.1K | 121 | 145 |
| 169 | Plant Genetics | 72 | 3.0K | 30 | 59 |
| 170 | Genetic engineering | 94 | 3.0K | 142 | 231 |
| 171 | Information Theory | 71 | 3.0K | 154 | 128 |
| 171 | Iron | 157 | 3.0K | 13 | 11 |
| 173 | Fiber Optics | 87 | 3.0K | 78 | 65 |
| 174 | gene mapping | 32 | 2.9K | 441 | 253 |
| 175 | Evolution | 73 | 2.9K | 275 | 344 |
| 176 | Light | 36 | 2.9K | 152 | 187 |
| 177 | Functional Analysis | 78 | 2.9K | 96 | 35 |
| 178 | Control Theory | 87 | 2.9K | 189 | 149 |
| 179 | Image Processing | 79 | 2.9K | 267 | 302 |
| 180 | Plants | 32 | 2.8K | 500 | 336 |
| 181 | biopolymers | 81 | 2.8K | 100 | 107 |
| 182 | Mechatronics | 123 | 2.8K | 13 | 37 |
| 183 | Biomass Energy | 72 | 2.8K | 261 | 380 |
| 184 | Neural circuitry | 87 | 2.8K | 123 | 155 |
| 185 | Analytical Biochemistry | 92 | 2.8K | 68 | 118 |
| 186 | Genomics | 60 | 2.7K | 526 | 427 |
| 187 | Anatomy | 44 | 2.7K | 412 | 289 |
| 188 | Nervous system | 61 | 2.6K | 408 | 422 |
| 189 | Tribology | 162 | 2.6K | 33 | 63 |
| 190 | environmental pollution | 76 | 2.6K | 728 | 837 |
| 191 | Cell differentiation | 44 | 2.5K | 331 | 367 |
| 192 | Cement | 95 | 2.5K | 31 | 86 |
| 193 | Structural dynamics | 60 | 2.5K | 110 | 131 |
| 194 | Energy Conversion | 62 | 2.5K | 124 | 291 |
| 195 | Nanoelectronics | 122 | 2.5K | 16 | 8 |
| 196 | Metallic Glasses | 61 | 2.5K | 21 | 17 |
| 197 | Sustainable Engineering | 73 | 2.5K | 125 | 191 |
| 198 | Microwaves | 73 | 2.4K | 200 | 131 |
| 199 | Proteome | 13 | 2.4K | 465 | 145 |
| 200 | Physical organic chemistry | 90 | 2.4K | 45 | 61 |
| 201 | Environmental monitoring | 50 | 2.4K | 770 | 697 |
| 202 | Radio frequency | 74 | 2.4K | 22 | 28 |
| 203 | Brain | 58 | 2.3K | 576 | 533 |
| 204 | Information Science | 53 | 2.3K | 359 | 304 |
| 205 | Semiconductor industry | 102 | 2.3K | 17 | 9 |
| 206 | Building Materials | 43 | 2.2K | 358 | 308 |
| 207 | energy resources | 30 | 2.2K | 274 | 245 |
| 208 | Seismology | 34 | 2.2K | 84 | 40 |
| 209 | Crystallography | 169 | 2.2K | 33 | 96 |
| 210 | water supply | 14 | 2.2K | 336 | 156 |
| 211 | Environmental Management | 51 | 2.2K | 501 | 530 |
| 212 | Fluid Mechanics | 139 | 2.2K | 63 | 174 |
| 213 | Physiology | 59 | 2.2K | 824 | 798 |
| 214 | food technology | 54 | 2.2K | 414 | 357 |
| 215 | Transportation | 57 | 2.1K | 268 | 225 |
| 216 | fuel cells | 72 | 2.1K | 114 | 244 |
| 217 | Photography | 357 | 2.1K | 64 | 36 |
| 218 | Superconductors | 144 | 2.1K | 54 | 55 |
| 219 | Catalysts | 64 | 2.1K | 18 | 26 |
| 220 | Fluid Dynamics | 73 | 2.1K | 106 | 110 |
| 221 | Fermentation | 52 | 2.1K | 13 | 8 |
| 222 | Proteomics | 3 | 2.0K | 955 | 114 |
| 223 | Environmental Geology | 34 | 2.0K | 257 | 126 |
| 223 | China | 72 | 2.0K | 361 | 250 |
| 225 | biocatalysis | 8 | 2.0K | 60 | 59 |
| 225 | Homogeneous catalysis | 8 | 2.0K | 60 | 59 |
| 225 | Heterogeneous catalysis | 8 | 2.0K | 60 | 59 |
| 228 | Nonlinear functional analysis | 55 | 2.0K | 73 | 19 |
| 229 | Molecular cloning | 66 | 2.0K | 97 | 134 |
| 229 | Genetic recombination | 66 | 2.0K | 92 | 133 |
| 229 | Recombinant DNA | 66 | 2.0K | 108 | 149 |
| 232 | Plastics | 99 | 2.0K | 70 | 128 |
| 233 | Psychology | 53 | 2.0K | 1026 | 826 |
| 234 | Nanoparticles | 65 | 2.0K | 193 | 257 |
| 235 | solar cells | 65 | 1.9K | 35 | 77 |
| 236 | Operations Research | 62 | 1.9K | 365 | 361 |
| 237 | Combustion | 62 | 1.9K | 177 | 171 |
| 238 | Mass Spectrometry | 60 | 1.9K | 108 | 130 |
| 239 | cell physiology | 39 | 1.9K | 288 | 320 |
| 240 | Information Technology | 207 | 1.9K | 26 | 321 |
| 241 | Geotechnical Engineering | 23 | 1.9K | 128 | 61 |
| 241 | Neurochemistry | 71 | 1.9K | 402 | 517 |
| 243 | Pharmacy | 65 | 1.8K | 278 | 281 |
| 244 | Immunology | 26 | 1.8K | 962 | 762 |
| 245 | Nuclear Fusion | 120 | 1.8K | 55 | 84 |
| 246 | Pharmaceutical Technology | 45 | 1.8K | 210 | 181 |
| 247 | Ocean Engineering | 67 | 1.8K | 258 | 283 |
| 248 | Bioenergetics | 49 | 1.8K | 95 | 122 |
| 249 | DNA polymerases | 7 | 1.7K | 212 | 119 |
| 250 | Crystal growth | 80 | 1.7K | 35 | 75 |
| 251 | Magnetic Resonance Spectroscopy | 77 | 1.7K | 113 | 148 |
| 252 | Immunity | 15 | 1.7K | 669 | 571 |
| 253 | proteins | 75 | 1.7K | 225 | 329 |
| 254 | Biomolecules | 48 | 1.7K | 10 | 52 |
| 255 | Minerals | 59 | 1.6K | 24 | 27 |
| 256 | United Kingdom | 39 | 1.6K | 305 | 308 |
| 257 | catalytic activity | 34 | 1.6K | 82 | 65 |
| 258 | environmental protection | 52 | 1.6K | 615 | 706 |
| 258 | Radiation | 97 | 1.6K | 143 | 226 |
| 260 | DNS | 21 | 1.6K | 58 | 11 |
| 261 | Social Change | 30 | 1.6K | 110 | 147 |
| 262 | coal | 36 | 1.6K | 326 | 289 |
| 263 | solar power | 56 | 1.6K | 31 | 83 |
| 264 | Technological Innovations | 60 | 1.6K | 30 | 61 |
| 265 | nuclear magnetic resonance spectroscopy | 54 | 1.6K | 47 | 51 |
| 266 | Energy Storage | 60 | 1.6K | 117 | 201 |
| 267 | biological factors | 59 | 1.5K | 188 | 291 |
| 268 | Educational Psychology | 57 | 1.5K | 231 | 297 |
| 269 | Numerical Analysis | 47 | 1.5K | 463 | 278 |
| 270 | Cosmology | 33 | 1.5K | 89 | 79 |
| 270 | clay | 40 | 1.5K | 58 | 79 |
| 272 | nuclear astrophysics | 29 | 1.5K | 72 | 64 |
| 273 | Climatology | 26 | 1.5K | 492 | 394 |
| 274 | Environmental Policy | 44 | 1.5K | 666 | 794 |
| 275 | Optoelectronic devices | 35 | 1.4K | 87 | 24 |
| 276 | Systems Engineering | 69 | 1.4K | 216 | 304 |
| 277 | Soft Condensed Matter | 39 | 1.4K | 226 | 199 |
| 278 | Molecules | 92 | 1.4K | 145 | 275 |
| 279 | Organometallic chemistry | 77 | 1.4K | 146 | 175 |
| 280 | Asia | 55 | 1.4K | 316 | 218 |
| 281 | Environmental Chemistry | 19 | 1.4K | 631 | 536 |
| 282 | Soil dynamics | 38 | 1.4K | 57 | 43 |
| 283 | Neurons | 9 | 1.4K | 304 | 352 |
| 284 | Genetic regulation | 19 | 1.3K | 319 | 264 |
| 285 | Gene expression regulation | 18 | 1.3K | 268 | 198 |
| 286 | nuclear magnetic resonance | 59 | 1.3K | 155 | 176 |
| 287 | Systems Biology | 42 | 1.3K | 231 | 220 |
| 288 | Neurophysiology | 30 | 1.3K | 833 | 818 |
| 289 | sanitation | 15 | 1.2K | 580 | 536 |
| 290 | Computer Graphics | 61 | 1.2K | 241 | 321 |
| 291 | Toxicology | 55 | 1.2K | 976 | 1210 |
| 292 | Industrial Engineering | 64 | 1.2K | 219 | 351 |
| 293 | Cancer | 37 | 1.2K | 805 | 881 |
| 294 | Combinatorial chemistry | 26 | 1.2K | 144 | 163 |
| 295 | protein | 51 | 1.2K | 147 | 239 |
| 296 | Engineering Mathematics | 79 | 1.2K | 151 | 221 |
| 297 | Ultrasonic Imaging | 63 | 1.2K | 11 | 30 |
| 298 | Bioinorganic chemistry | 63 | 1.2K | 159 | 250 |
| 299 | Developmental Genetics | 15 | 1.2K | 172 | 188 |
| 300 | Energy metabolism | 39 | 1.2K | 100 | 161 |
| 301 | Speech Perception | 37 | 1.2K | 28 | 60 |
| 301 | auditory perception | 37 | 1.2K | 31 | 65 |
| 303 | nuclear power | 120 | 1.2K | 19 | 27 |
| 304 | Medical genetics | 20 | 1.1K | 856 | 815 |
| 304 | Chromosome mapping | 25 | 1.1K | 474 | 427 |
| 306 | Computer Science | 219 | 1.1K | 12 | 194 |
| 307 | Geomagnetism | 47 | 1.1K | 98 | 111 |
| 308 | Statistics | 62 | 1.1K | 526 | 525 |
| 309 | Dynamics | 61 | 1.1K | 121 | 134 |
| 310 | Computer-Aided Design | 41 | 1.1K | 166 | 185 |
| 311 | Oncogenes | 17 | 1.1K | 394 | 421 |
| 312 | computer networks | 36 | 1.1K | 595 | 538 |
| 313 | Production Engineering | 86 | 1.1K | 185 | 313 |
| 314 | Psychophysiology | 24 | 1.1K | 933 | 848 |
| 315 | Particle Physics | 8 | 1.1K | 102 | 36 |
| 316 | Elementary particles | 7 | 1.1K | 71 | 35 |
| 317 | Perception | 54 | 1.1K | 334 | 450 |
| 318 | Carbohydrates | 41 | 1.1K | 25 | 58 |
| 319 | fusion reactors | 92 | 1.0K | 39 | 36 |
| 320 | Atmospheric Physics | 41 | 1.0K | 333 | 434 |
| 321 | exobiology | 23 | 1.0K | 37 | 52 |
| 322 | Quantum theory | 52 | 1.0K | 105 | 134 |
| 323 | Plasma devices | 21 | 1.0K | 71 | 69 |
| 324 | viral genetics | 7 | 1.0K | 154 | 161 |
| 325 | cell membrane | 33 | 1.0K | 113 | 167 |
| 326 | probabilities | 48 | 1.0K | 246 | 170 |
| 327 | X-ray crystallography | 85 | 993 | 18 | 56 |
| 328 | vibration | 74 | 990 | 75 | 235 |
| 329 | Luminescence | 95 | 966 | 27 | 118 |
| 330 | Metabolism | 35 | 960 | 685 | 867 |
| 331 | Radiology | 9 | 957 | 752 | 196 |
| 332 | Biosensors | 33 | 956 | 233 | 445 |
| 333 | natural products | 43 | 947 | 275 | 321 |
| 334 | antibiotics | 39 | 941 | 9 | 15 |
| 335 | Computational Chemistry | 23 | 939 | 113 | 159 |
| 336 | enzymes | 55 | 936 | 164 | 358 |
| 337 | Superconductivity | 43 | 929 | 47 | 52 |
| 338 | Hazardous waste | 22 | 928 | 164 | 239 |
| 339 | radioactive waste | 21 | 927 | 128 | 215 |
| 339 | industrial waste | 21 | 927 | 143 | 216 |
| 341 | Endocrinology | 22 | 916 | 926 | 933 |
| 342 | Artificial Organs | 31 | 910 | 114 | 61 |
| 343 | Crystallization | 58 | 909 | 11 | 41 |
| 344 | Immunotherapy | 8 | 890 | 929 | 569 |
| 345 | Detectors | 44 | 887 | 198 | 262 |
| 346 | Wireless Communication Systems | 47 | 886 | 499 | 608 |
| 347 | Nuclear Chemistry | 64 | 866 | 90 | 122 |
| 348 | Machine Learning | 23 | 864 | 38 | 89 |
| 349 | Lipids | 10 | 858 | 609 | 374 |
| 350 | NMR | 38 | 852 | 26 | 25 |
| 351 | Adhesion | 56 | 848 | 17 | 41 |
| 351 | adhesives | 56 | 848 | 20 | 41 |
| 353 | particles | 45 | 838 | 80 | 117 |
| 354 | Marine Biology | 33 | 837 | 714 | 763 |
| 355 | Chemical analysis | 69 | 823 | 43 | 210 |
| 356 | Cosmochemistry | 31 | 822 | 150 | 230 |
| 357 | Smart Materials | 41 | 821 | 101 | 178 |
| 357 | machinery | 21 | 821 | 167 | 94 |
| 359 | Mechanics | 33 | 811 | 250 | 218 |
| 360 | Environmental Microbiology | 20 | 809 | 384 | 479 |
| 361 | Multimedia Systems | 28 | 798 | 425 | 301 |
| 362 | Antioxidants | 6 | 797 | 488 | 292 |
| 363 | Atomic spectroscopy | 31 | 790 | 238 | 235 |
| 364 | Biodiversity | 26 | 784 | 591 | 648 |
| 365 | Ophthalmology | 28 | 783 | 542 | 544 |
| 366 | Informatics | 29 | 782 | 102 | 155 |
| 367 | Economics | 65 | 780 | 883 | 1111 |
| 368 | Sustainable Development | 23 | 777 | 464 | 551 |
| 369 | Metabolic diseases | 8 | 763 | 1133 | 852 |
| 369 | Leukemia | 1 | 763 | 998 | 402 |
| 371 | Oxidation-reduction | 5 | 759 | 570 | 361 |
| 372 | Molecular Spectroscopy | 40 | 753 | 301 | 382 |
| 373 | Plasma chemistry | 41 | 751 | 24 | 49 |
| 374 | Chromatographic analysis | 36 | 749 | 366 | 363 |
| 375 | Thermodynamics | 58 | 736 | 89 | 136 |
| 375 | Vision | 22 | 736 | 206 | 230 |
| 377 | Hydraulic Engineering | 36 | 732 | 170 | 221 |
| 378 | Radiobiology | 25 | 730 | 371 | 415 |
| 379 | Optical Communications | 19 | 725 | 188 | 101 |
| 380 | Integrated Circuits | 120 | 722 | 7 | 29 |
| 381 | Bioelectronics | 28 | 718 | 217 | 482 |
| 382 | Approximation Theory | 7 | 708 | 273 | 39 |
| 383 | Acoustics | 78 | 707 | 11 | 63 |
| 383 | viruses | 10 | 707 | 621 | 535 |
| 385 | Data Mining | 21 | 703 | 382 | 439 |
| 386 | India | 17 | 696 | 331 | 58 |
| 387 | Speech | 33 | 690 | 177 | 288 |
| 388 | Multivariate Analysis | 10 | 689 | 253 | 109 |
| 389 | Environmental Psychology | 4 | 682 | 283 | 128 |
| 390 | Freezing | 30 | 674 | 41 | 30 |
| 391 | Extreme environments | 22 | 670 | 13 | 24 |
| 392 | soil microbiology | 10 | 665 | 753 | 666 |
| 393 | Game Theory | 39 | 658 | 58 | 117 |
| 393 | Water quality management | 25 | 658 | 455 | 407 |
| 395 | Granular materials | 36 | 655 | 39 | 82 |
| 396 | economic policy | 29 | 652 | 635 | 491 |
| 397 | Surface properties | 39 | 650 | 108 | 338 |
| 398 | Medical Oncology | 10 | 648 | 764 | 607 |
| 399 | atmospheric models | 14 | 646 | 265 | 254 |
| 400 | Oceanography | 28 | 640 | 495 | 587 |
| 401 | Structural design | 29 | 638 | 121 | 182 |
| 402 | Surface-Active Agents | 36 | 637 | 113 | 309 |
| 403 | Histochemistry | 25 | 635 | 242 | 269 |
| 403 | Waste management | 20 | 635 | 387 | 271 |
| 403 | Chromatography | 27 | 635 | 379 | 376 |
| 406 | Drug design | 16 | 632 | 502 | 441 |
| 406 | glycoproteins | 21 | 632 | 87 | 136 |
| 406 | Glycoconjugates | 21 | 632 | 87 | 136 |
| 406 | glycolipids | 21 | 632 | 87 | 136 |
| 410 | Intelligent Transportation Systems | 22 | 628 | 285 | 386 |
| 410 | impact | 22 | 628 | 61 | 99 |
| 412 | Magnetic Resonance Imaging | 17 | 620 | 136 | 107 |
| 413 | Statistical Mechanics | 37 | 612 | 102 | 150 |
| 414 | Differential Equations | 33 | 611 | 200 | 238 |
| 415 | Radiochemistry | 59 | 610 | 86 | 138 |
| 416 | Computational Fluid Dynamics | 22 | 607 | 129 | 135 |
| 417 | Communication | 40 | 605 | 425 | 705 |
| 417 | Microscopy | 37 | 605 | 212 | 308 |
| 419 | Engineering Geology | 22 | 592 | 429 | 481 |
| 420 | Hypertension | 3 | 591 | 1139 | 715 |
| 420 | Electrophoresis | 21 | 591 | 484 | 481 |
| 422 | Synchrotron Radiation | 41 | 588 | 33 | 53 |
| 423 | Sonochemistry | 24 | 582 | 71 | 215 |
| 423 | natural disasters | 24 | 582 | 241 | 363 |
| 425 | visualization | 54 | 578 | 217 | 259 |
| 426 | Thermochemistry | 26 | 576 | 93 | 108 |
| 427 | Petroleum | 59 | 574 | 13 | 18 |
| 428 | Quantum Optics | 25 | 573 | 200 | 198 |
| 428 | Entropy | 34 | 573 | 99 | 115 |
| 430 | United States | 19 | 571 | 1700 | 1433 |
| 431 | Laser Spectroscopy | 26 | 570 | 156 | 172 |
| 432 | Reproduction | 27 | 568 | 682 | 766 |
| 433 | Research Design | 12 | 564 | 480 | 385 |
| 434 | Cardiovascular system | 1 | 561 | 1451 | 722 |
| 435 | Zoology | 39 | 557 | 619 | 726 |
| 436 | Immunopharmacology | 8 | 556 | 559 | 279 |
| 437 | Technology Assessment | 24 | 555 | 14 | 67 |
| 438 | Geometry | 55 | 545 | 148 | 169 |
| 439 | supercritical fluids | 37 | 544 | 38 | 124 |
| 440 | Human-Computer Interaction | 26 | 539 | 318 | 467 |
| 441 | Immune system | 4 | 535 | 697 | 540 |
| 442 | Electromagnetism | 40 | 533 | 153 | 273 |
| 443 | Coral reef biology | 14 | 531 | 92 | 102 |
| 444 | Biogeochemistry | 16 | 530 | 403 | 517 |
| 445 | software | 14 | 528 | 360 | 345 |
| 446 | Soil biology | 7 | 527 | 581 | 473 |
| 447 | extraterrestrial environment | 21 | 523 | 116 | 92 |
| 448 | language | 8 | 516 | 437 | 294 |
| 449 | Molecular Pharmacology | 16 | 514 | 245 | 328 |
| 450 | Molecular Microbiology | 12 | 512 | 386 | 477 |
| 450 | polar regions | 5 | 512 | 455 | 158 |
| 452 | Liver diseases | 10 | 508 | 666 | 673 |
| 453 | Oligosaccharide | 15 | 506 | 65 | 116 |
| 453 | Phylogeny | 9 | 506 | 429 | 383 |
| 455 | Anthropology | 2 | 503 | 1602 | 402 |
| 455 | micromechanics | 25 | 503 | 117 | 162 |
| 457 | Fertilizers | 21 | 500 | 73 | 81 |
| 458 | Pathology | 10 | 499 | 979 | 845 |
| 458 | Steroids | 24 | 499 | 251 | 312 |
| 460 | Educational Technology | 12 | 498 | 690 | 475 |
| 461 | Multiphase Flow | 18 | 489 | 90 | 135 |
| 462 | astronomical phenomena | 19 | 485 | 112 | 95 |
| 463 | Drug delivery systems | 15 | 480 | 582 | 681 |
| 464 | city planning | 17 | 478 | 577 | 534 |
| 465 | Cell metabolism | 2 | 477 | 736 | 472 |
| 466 | cell movement | 15 | 474 | 50 | 80 |
| 467 | Homeostasis | 1 | 473 | 577 | 451 |
| 467 | management | 26 | 473 | 1115 | 1471 |
| 469 | Chromosomes | 15 | 467 | 313 | 370 |
| 470 | Systems Analysis | 34 | 466 | 148 | 259 |
| 471 | Molecular ecology | 6 | 465 | 653 | 549 |
| 472 | clay minerals | 13 | 464 | 77 | 84 |
| 473 | Environmental Law | 5 | 463 | 753 | 613 |
| 474 | Plant Ecology | 5 | 454 | 1246 | 831 |
| 474 | Stem cells | 14 | 454 | 570 | 609 |
| 476 | Calorimetry | 43 | 451 | 113 | 254 |
| 476 | Thermal analysis | 43 | 451 | 113 | 254 |
| 478 | Process Control | 9 | 448 | 469 | 500 |
| 479 | Oral communication | 28 | 447 | 43 | 99 |
| 480 | Mesoporous materials | 12 | 445 | 20 | 26 |
| 481 | hazard mitigation | 14 | 441 | 256 | 270 |
| 482 | analysis | 12 | 439 | 150 | 151 |
| 483 | Synthetic biology | 17 | 437 | 73 | 84 |
| 484 | Human evolution | 1 | 434 | 602 | 205 |
| 485 | Attention | 34 | 432 | 386 | 625 |
| 486 | Hydrometeorology | 3 | 423 | 194 | 122 |
| 487 | Lightweight concrete | 5 | 422 | 300 | 270 |
| 488 | Host-parasite interactions | 3 | 421 | 1028 | 677 |
| 489 | Nanophotonics | 4 | 417 | 276 | 97 |
| 490 | cytokines | 6 | 416 | 752 | 516 |
| 491 | Coastal Engineering | 20 | 415 | 12 | 9 |
| 491 | embryonic development | 14 | 415 | 116 | 132 |
| 493 | Cytoskeleton | 16 | 412 | 65 | 94 |
| 494 | health planning | 44 | 411 | 356 | 700 |
| 495 | Roads | 19 | 409 | 239 | 208 |
| 496 | Visual Perception | 34 | 406 | 373 | 609 |
| 497 | Ion Exchange | 20 | 403 | 18 | 24 |
| 497 | Solvent extraction | 20 | 403 | 18 | 24 |
| 499 | Volcanoes | 22 | 400 | 64 | 114 |
| 500 | finance | 23 | 399 | 753 | 868 |
| 501 | Biogeochemical cycles | 6 | 398 | 245 | 292 |
| 501 | Computational Intelligence | 4 | 398 | 560 | 139 |
| 501 | Climate | 5 | 398 | 389 | 211 |
| 504 | Earthquakes | 20 | 396 | 88 | 95 |
| 505 | Chemical processes | 15 | 393 | 153 | 139 |
| 505 | Memory | 32 | 393 | 448 | 738 |
| 507 | Porous materials | 23 | 392 | 106 | 138 |
| 508 | Water Purification | 14 | 391 | 415 | 319 |
| 509 | Public Policy | 21 | 390 | 504 | 667 |
| 510 | Autonomous robots | 12 | 389 | 34 | 67 |
| 511 | Planetary Science | 25 | 383 | 115 | 148 |
| 512 | Agriculture | 6 | 379 | 1352 | 817 |
| 513 | Nanochemistry | 23 | 375 | 222 | 326 |
| 514 | Organelle biogenesis | 29 | 367 | 12 | 67 |
| 515 | Algorithms | 19 | 365 | 149 | 174 |
| 515 | optical instruments | 18 | 365 | 93 | 133 |
| 517 | Production Management | 6 | 359 | 770 | 720 |
| 518 | Soil Science | 11 | 357 | 916 | 893 |
| 519 | Virtual reality | 12 | 354 | 107 | 120 |
| 520 | Hydrodynamics | 13 | 352 | 238 | 280 |
| 521 | Linguistics | 12 | 348 | 649 | 472 |
| 522 | Measurement | 23 | 347 | 330 | 494 |
| 523 | Environmental pollutants | 17 | 345 | 807 | 1145 |
| 524 | Natural resources | 10 | 342 | 337 | 371 |
| 525 | Population Genetics | 14 | 340 | 495 | 617 |
| 526 | Biological Systems | 13 | 339 | 118 | 159 |
| 527 | Environmental Economics | 8 | 333 | 144 | 109 |
| 527 | bioclimatology | 8 | 333 | 472 | 323 |
| 529 | Neurobiology | 14 | 332 | 720 | 929 |
| 529 | Solar power plants | 9 | 332 | 67 | 78 |
| 529 | Photovoltaic Cells | 9 | 332 | 67 | 78 |
| 532 | Psychiatry | 11 | 328 | 1841 | 1765 |
| 532 | mutagens | 10 | 328 | 337 | 448 |
| 534 | histological techniques | 9 | 324 | 356 | 394 |
| 534 | synthesis | 26 | 324 | 159 | 215 |
| 536 | Microbial Biotechnology | 11 | 322 | 322 | 370 |
| 537 | Software Engineering | 14 | 320 | 413 | 451 |
| 538 | Solutions | 15 | 319 | 82 | 77 |
| 539 | Microfabrication | 11 | 317 | 111 | 102 |
| 540 | pollutants | 13 | 315 | 760 | 1024 |
| 541 | Electron Microscopy | 21 | 314 | 73 | 103 |
| 541 | Oxidation | 20 | 314 | 27 | 48 |
| 543 | Protein engineering | 14 | 313 | 52 | 100 |
| 543 | molecular design | 14 | 313 | 60 | 96 |
| 545 | Origin of life | 21 | 309 | 9 | 43 |
| 546 | Plasma polymerization | 16 | 308 | 46 | 88 |
| 547 | Greenhouse gases | 4 | 307 | 221 | 159 |
| 548 | Radioisotopes | 47 | 305 | 117 | 291 |
| 549 | Thin Films | 21 | 302 | 82 | 123 |
| 550 | Flexible manufacturing systems | 15 | 297 | 63 | 134 |
| 551 | freshwater biology | 10 | 296 | 411 | 380 |
| 551 | traffic safety | 9 | 296 | 101 | 57 |
| 553 | primary prevention | 4 | 294 | 289 | 147 |
| 554 | Freeze-Drying | 5 | 292 | 245 | 107 |
| 554 | Hypothermia | 5 | 292 | 245 | 107 |
| 554 | Freeze Drying | 5 | 292 | 245 | 107 |
| 557 | Carcinogenesis | 3 | 291 | 824 | 523 |
| 557 | mycoses | 7 | 291 | 432 | 520 |
| 557 | carcinogens | 3 | 291 | 833 | 530 |
| 557 | optical devices | 16 | 291 | 97 | 125 |
| 561 | Bioremediation | 8 | 290 | 387 | 360 |
| 562 | Coastal zone management | 9 | 286 | 294 | 269 |
| 562 | mutation | 16 | 286 | 154 | 340 |
| 562 | Allergy | 2 | 286 | 1004 | 749 |
| 565 | Social Sciences | 32 | 285 | 877 | 1247 |
| 566 | Geography | 40 | 284 | 465 | 978 |
| 567 | Solitons | 17 | 282 | 334 | 492 |
| 567 | Fractals | 17 | 282 | 337 | 495 |
| 567 | Chaos | 17 | 282 | 334 | 492 |
| 567 | Textile industry | 41 | 282 | 60 | 112 |
| 571 | cell interaction | 9 | 280 | 524 | 616 |
| 572 | Plant Biotechnology | 7 | 278 | 420 | 354 |
| 573 | Food additives | 18 | 276 | 312 | 657 |
| 574 | Metastasis | 1 | 273 | 326 | 164 |
| 574 | Evolutionary Computation | 4 | 273 | 370 | 346 |
| 574 | air | 2 | 273 | 191 | 111 |
| 577 | Public Health | 14 | 271 | 2087 | 2259 |
| 577 | color | 17 | 271 | 41 | 69 |
| 579 | Fuzzy systems | 16 | 268 | 556 | 538 |
| 580 | Marine Geophysics | 4 | 267 | 194 | 60 |
| 581 | isomerism | 15 | 266 | 60 | 86 |
| 581 | Chirality | 15 | 266 | 60 | 86 |
| 583 | air quality management | 7 | 264 | 236 | 216 |
| 584 | Terahertz Technology | 9 | 263 | 53 | 58 |
| 585 | Mycology | 21 | 260 | 498 | 844 |
| 586 | Computer Vision | 13 | 259 | 473 | 705 |
| 587 | Oncology | 8 | 256 | 1081 | 1410 |
| 588 | Computational Complexity | 11 | 255 | 445 | 276 |
| 588 | carbon monoxide | 6 | 255 | 175 | 192 |
| 590 | nucleotides | 41 | 254 | 29 | 62 |
| 591 | Hydrogeology | 14 | 253 | 190 | 294 |
| 591 | Architectural Design | 52 | 253 | 13 | 117 |
| 593 | data collection | 6 | 252 | 686 | 575 |
| 594 | Ventilation | 8 | 251 | 226 | 205 |
| 595 | Finite Element Method | 9 | 250 | 126 | 104 |
| 595 | drugs | 12 | 250 | 917 | 1033 |
| 597 | Virulence | 1 | 249 | 1254 | 791 |
| 598 | Marine resources | 8 | 248 | 337 | 309 |
| 599 | Economic History | 25 | 246 | 1034 | 1325 |
| 600 | Regional Planning | 8 | 245 | 853 | 751 |
| 601 | Information Systems | 9 | 244 | 706 | 700 |
| 601 | Municipal Engineering | 6 | 244 | 155 | 107 |
| 603 | Graphene | 4 | 242 | 61 | 58 |
| 604 | Marine Geology | 3 | 239 | 573 | 299 |
| 604 | Synaptic Transmission | 6 | 239 | 301 | 273 |
| 604 | Marine mineral resources | 3 | 239 | 144 | 28 |
| 604 | Raman spectroscopy | 14 | 239 | 245 | 372 |
| 604 | Seabed | 3 | 239 | 144 | 28 |
| 609 | Nondestructive testing | 23 | 238 | 120 | 280 |
| 609 | Recycling | 6 | 238 | 357 | 569 |
| 611 | Atmospheric Chemistry | 12 | 237 | 417 | 621 |
| 612 | indoor air pollution | 6 | 236 | 203 | 186 |
| 612 | Sick building syndrome | 6 | 236 | 203 | 186 |
| 614 | Catalyst | 3 | 233 | 22 | 45 |
| 615 | Hematology | 10 | 232 | 1043 | 1148 |
| 615 | magnetic resonance | 21 | 232 | 76 | 187 |
| 617 | Speech-Language Pathology | 10 | 231 | 88 | 103 |
| 617 | automatic speech recognition | 10 | 231 | 31 | 56 |
| 619 | Database Management | 8 | 230 | 463 | 458 |
| 620 | gene therapy | 4 | 228 | 748 | 657 |
| 621 | Marine Pollution | 6 | 227 | 795 | 799 |
| 621 | Magnetism | 110 | 227 | 2 | 9 |
| 623 | Business | 3 | 223 | 1957 | 1395 |
| 624 | Cryptography | 22 | 221 | 102 | 168 |
| 624 | global environmental change | 5 | 221 | 544 | 570 |
| 624 | Metallography | 13 | 221 | 308 | 427 |
| 624 | pigments | 10 | 221 | 394 | 443 |
| 628 | Speech acoustics | 12 | 219 | 60 | 120 |
| 628 | Enzyme | 12 | 219 | 160 | 358 |
| 628 | Behavior | 9 | 219 | 1619 | 1950 |
| 631 | Materials Engineering | 18 | 218 | 121 | 211 |
| 631 | Chemical kinetics | 34 | 218 | 49 | 156 |
| 633 | biofuels | 1 | 215 | 476 | 262 |
| 633 | Gene library | 6 | 215 | 43 | 41 |
| 633 | Genetic therapy | 5 | 215 | 698 | 668 |
| 636 | ecosystem | 6 | 214 | 851 | 902 |
| 637 | Pharmacognosy | 9 | 212 | 1032 | 1259 |
| 637 | Biodegradation | 7 | 212 | 394 | 459 |
| 637 | drug therapy | 7 | 212 | 1132 | 1094 |
| 640 | Genetic algorithms | 2 | 211 | 408 | 314 |
| 641 | Graph Theory | 16 | 210 | 246 | 243 |
| 642 | Neuropsychology | 12 | 209 | 1055 | 1260 |
| 642 | Energy Harvesting | 5 | 209 | 316 | 443 |
| 642 | Biomass | 10 | 209 | 245 | 502 |
| 645 | Adaptive control systems | 8 | 207 | 290 | 207 |
| 646 | Risk Management | 11 | 205 | 238 | 330 |
| 647 | Hemostasis | 19 | 204 | 232 | 395 |
| 647 | Thrombosis | 19 | 204 | 368 | 623 |
| 647 | Quantum Communication | 7 | 204 | 91 | 124 |
| 650 | Cognitive Science | 30 | 203 | 338 | 999 |
| 651 | Diabetes mellitus | 9 | 199 | 960 | 1252 |
| 651 | microwave antennas | 9 | 199 | 157 | 98 |
| 651 | Diabetes | 9 | 199 | 1010 | 1276 |
| 654 | Rock deformation | 4 | 198 | 152 | 121 |
| 655 | Rheology | 15 | 197 | 186 | 309 |
| 656 | Tissue Engineering | 1 | 196 | 608 | 188 |
| 656 | Regenerative Medicine | 1 | 196 | 314 | 37 |
| 656 | Microbial Metabolism | 3 | 196 | 163 | 112 |
| 659 | emergency management | 16 | 195 | 153 | 373 |
| 659 | Organic Geochemistry | 5 | 195 | 256 | 292 |
| 659 | chromatin | 4 | 195 | 77 | 97 |
| 662 | Product life cycle | 4 | 194 | 220 | 189 |
| 662 | green products | 4 | 194 | 190 | 185 |
| 662 | Muscle contraction | 10 | 194 | 78 | 25 |
| 665 | Yeast | 10 | 193 | 162 | 293 |
| 666 | Geothermal Energy | 13 | 189 | 57 | 113 |
| 667 | Rock Mechanics | 8 | 188 | 522 | 586 |
| 667 | Probability | 7 | 188 | 323 | 325 |
| 669 | Algebra | 30 | 187 | 434 | 551 |
| 669 | Hormones | 7 | 187 | 749 | 816 |
| 669 | Structure-activity relationship | 3 | 187 | 222 | 163 |
| 672 | Sociology | 17 | 183 | 1124 | 1567 |
| 672 | Number Theory | 37 | 183 | 107 | 199 |
| 674 | Nutrition | 14 | 182 | 1769 | 2455 |
| 674 | Structural optimization | 10 | 182 | 149 | 227 |
| 674 | Therapeutics | 7 | 182 | 884 | 1005 |
| 674 | Nonlinear systems | 16 | 182 | 170 | 312 |
| 678 | Diagnostic Imaging | 21 | 181 | 580 | 1020 |
| 678 | plasma spraying | 13 | 181 | 56 | 111 |
| 680 | Industrial Design | 5 | 180 | 153 | 134 |
| 680 | Stochastic Processes | 16 | 180 | 273 | 391 |
| 680 | plasticity | 2 | 180 | 396 | 325 |
| 680 | Combinatorial analysis | 17 | 180 | 384 | 380 |
| 680 | Bones | 7 | 180 | 432 | 609 |
| 685 | Bifurcation Theory | 2 | 179 | 354 | 105 |
| 686 | Simulation Methods | 7 | 177 | 576 | 503 |
| 687 | Quality Control | 9 | 176 | 830 | 1076 |
| 688 | Boundary Value Problems | 14 | 174 | 265 | 396 |
| 688 | Antenna Arrays | 14 | 174 | 200 | 355 |
| 688 | Cognition | 7 | 174 | 1061 | 1065 |
| 691 | human behavior | 5 | 172 | 1666 | 1904 |
| 691 | Bacterial infections | 2 | 172 | 846 | 657 |
| 691 | Primates | 3 | 172 | 648 | 387 |
| 694 | big data | 10 | 170 | 173 | 326 |
| 694 | atmosphere | 10 | 170 | 322 | 522 |
| 696 | Imaging systems | 16 | 169 | 171 | 270 |
| 697 | Intelligent Control Systems | 15 | 168 | 337 | 389 |
| 697 | Chemical structure | 7 | 168 | 228 | 150 |
| 699 | cloning | 4 | 167 | 476 | 560 |
| 700 | East Asia | 30 | 164 | 63 | 184 |
| 701 | Medical innovations | 9 | 162 | 425 | 939 |
| 701 | Methodology | 9 | 162 | 186 | 181 |
| 701 | plant communities | 4 | 162 | 836 | 866 |
| 704 | Medical Technology | 6 | 161 | 1018 | 999 |
| 704 | Medical Microbiology | 6 | 161 | 1310 | 1554 |
| 704 | geological modeling | 3 | 161 | 509 | 249 |
| 704 | Microorganisms | 3 | 161 | 957 | 858 |
| 704 | biomimicry | 8 | 161 | 70 | 118 |
| 709 | amino acids | 11 | 160 | 180 | 413 |
| 710 | Turbulence | 11 | 157 | 83 | 123 |
| 711 | Computer Engineering | 7 | 156 | 529 | 480 |
| 711 | DNA repair | 3 | 156 | 260 | 206 |
| 713 | Visual Communication | 7 | 155 | 208 | 190 |
| 713 | Regional Economics | 3 | 155 | 465 | 283 |
| 713 | Image enhancement | 7 | 155 | 151 | 179 |
| 713 | Polymer Networks | 9 | 155 | 1 | 9 |
| 713 | Polymer Colloids | 9 | 155 | 1 | 9 |
| 718 | Cerebral cortex | 5 | 154 | 631 | 725 |
| 719 | Mathematical Economics | 6 | 153 | 181 | 228 |
| 720 | environmental indicators | 1 | 152 | 1615 | 1034 |
| 721 | Marine Ecology | 5 | 151 | 559 | 464 |
| 721 | Information visualization | 10 | 151 | 43 | 26 |
| 723 | Architecture | 33 | 150 | 62 | 218 |
| 723 | Geochemical Modeling | 2 | 150 | 282 | 184 |
| 725 | peptides | 17 | 149 | 171 | 403 |
| 726 | marketing | 4 | 148 | 1494 | 1343 |
| 727 | Logistics | 5 | 147 | 393 | 474 |
| 727 | Pharmacokinetics | 4 | 147 | 675 | 655 |
| 727 | Paleogeography | 7 | 147 | 614 | 731 |
| 727 | Second Language Acquisition | 3 | 147 | 183 | 178 |
| 727 | Central Asia | 15 | 147 | 12 | 70 |
| 727 | Capital asset pricing model | 2 | 147 | 69 | 23 |
| 733 | Paleoclimatology | 6 | 145 | 749 | 849 |
| 733 | Paleoecology | 6 | 145 | 736 | 785 |
| 733 | Building | 34 | 145 | 88 | 279 |
| 736 | Electronic Packaging | 11 | 144 | 78 | 129 |
| 737 | elasticity | 3 | 142 | 235 | 140 |
| 738 | free radicals | 4 | 141 | 1031 | 1187 |
| 739 | Urban Policy | 5 | 138 | 615 | 651 |
| 739 | Neuropharmacology | 2 | 138 | 675 | 430 |
| 741 | Carbohydrate | 2 | 137 | 48 | 64 |
| 742 | Animal Behavior | 9 | 136 | 1003 | 1394 |
| 742 | Neuroimmunology | 1 | 136 | 924 | 627 |
| 742 | textile fibers | 29 | 136 | 63 | 168 |
| 742 | Europe | 5 | 136 | 1996 | 1655 |
| 746 | Radiography | 8 | 135 | 397 | 717 |
| 746 | Risk assessment | 6 | 135 | 343 | 330 |
| 748 | Population | 7 | 134 | 516 | 664 |
| 748 | Insects | 5 | 134 | 1062 | 893 |
| 750 | Documentation | 3 | 133 | 251 | 190 |
| 751 | Electromagnetic compatibility | 6 | 132 | 223 | 204 |
| 751 | movement | 6 | 132 | 196 | 290 |
| 753 | Philosophy | 6 | 130 | 1064 | 590 |
| 753 | Plant tissue culture | 2 | 130 | 832 | 541 |
| 753 | Plant cell culture | 2 | 130 | 749 | 535 |
| 756 | Biopharmaceutics | 5 | 129 | 750 | 886 |
| 757 | Remote Sensing | 33 | 128 | 259 | 821 |
| 757 | commerce | 9 | 128 | 804 | 1063 |
| 759 | Aerospace Engineering | 10 | 127 | 99 | 101 |
| 759 | Cardiovascular diseases | 2 | 127 | 1488 | 984 |
| 759 | Welding | 22 | 127 | 36 | 59 |
| 759 | Methods | 8 | 127 | 36 | 38 |
| 763 | Social Psychology | 10 | 126 | 1099 | 1542 |
| 763 | Calculus of Variations | 13 | 126 | 195 | 292 |
| 763 | Oligosaccharides | 6 | 126 | 123 | 180 |
| 766 | Genetic translocation | 5 | 125 | 129 | 168 |
| 766 | plasmids | 5 | 125 | 129 | 168 |
| 766 | weather | 3 | 125 | 534 | 446 |
| 769 | Economic Development | 6 | 124 | 992 | 1211 |
| 769 | Cognitive neuroscience | 8 | 124 | 549 | 831 |
| 769 | Food | 8 | 124 | 1818 | 2338 |
| 772 | Logic | 6 | 123 | 311 | 205 |
| 772 | particle accelerators | 10 | 123 | 49 | 81 |
| 772 | particle beams | 10 | 123 | 47 | 81 |
| 775 | Mining Geology | 2 | 122 | 114 | 38 |
| 775 | Molecular recognition | 10 | 122 | 40 | 134 |
| 777 | Sports | 13 | 121 | 929 | 1233 |
| 778 | Civil Engineering | 13 | 120 | 627 | 687 |
| 778 | Agricultural Microbiology | 8 | 120 | 37 | 22 |
| 778 | Infection control | 8 | 120 | 111 | 247 |
| 778 | Microstructure | 22 | 120 | 145 | 464 |
| 782 | Discrete geometry | 6 | 117 | 160 | 126 |
| 783 | Conservation Biology | 10 | 115 | 525 | 886 |
| 783 | Information Retrieval | 6 | 115 | 276 | 389 |
| 783 | Cell communication | 2 | 115 | 678 | 615 |
| 786 | Cell death | 4 | 114 | 825 | 1038 |
| 786 | Fungi | 14 | 114 | 390 | 901 |
| 788 | Marine Biotechnology | 4 | 113 | 158 | 209 |
| 788 | Risk | 1 | 113 | 818 | 457 |
| 788 | insurance | 1 | 113 | 634 | 245 |
| 791 | Industrial Safety | 7 | 112 | 683 | 880 |
| 791 | ecological risk assessment | 3 | 112 | 218 | 173 |
| 791 | Supramolecular chemistry | 12 | 112 | 57 | 100 |
| 791 | Health Risk Assessment | 3 | 112 | 446 | 283 |
| 795 | Lipid metabolism | 4 | 111 | 322 | 432 |
| 795 | environmental exposure | 10 | 111 | 936 | 1663 |
| 795 | Lipid | 4 | 111 | 322 | 433 |
| 795 | Landslides | 4 | 111 | 183 | 296 |
| 799 | Urban Planning | 3 | 110 | 374 | 369 |
| 799 | community development | 3 | 110 | 573 | 443 |
| 799 | Housing | 3 | 110 | 475 | 446 |
| 802 | Wind power | 5 | 109 | 187 | 171 |
| 803 | Wireless Communication | 9 | 108 | 166 | 231 |
| 804 | Applied Linguistics | 1 | 107 | 997 | 364 |
| 804 | Astrodynamics | 7 | 107 | 12 | 12 |
| 806 | Environmental Toxicology | 8 | 106 | 1401 | 2112 |
| 806 | Cheminformatics | 4 | 106 | 243 | 379 |
| 808 | Marine Engineering | 2 | 105 | 318 | 99 |
| 808 | Naval Architecture | 2 | 105 | 378 | 195 |
| 810 | Swarm Intelligence | 3 | 104 | 282 | 298 |
| 810 | Microwave devices | 7 | 104 | 300 | 368 |
| 812 | Project Management | 2 | 103 | 352 | 428 |
| 813 | Green Technology | 6 | 102 | 177 | 315 |
| 814 | venom | 6 | 101 | 468 | 606 |
| 814 | Toxins | 6 | 101 | 533 | 688 |
| 816 | Internet of Things | 10 | 100 | 555 | 1024 |
| 816 | Flood forecasting | 2 | 100 | 142 | 81 |
| 816 | Astrocytes | 1 | 100 | 628 | 555 |
| 816 | Flood control | 2 | 100 | 338 | 151 |
| 820 | Fixed Point Theory | 14 | 99 | 41 | 86 |
| 820 | Environmental risk assessment | 8 | 99 | 146 | 312 |
| 822 | Ecological Genetics | 9 | 98 | 281 | 415 |
| 822 | microwave communication systems | 6 | 98 | 256 | 322 |
| 822 | Insect biochemistry | 2 | 98 | 542 | 461 |
| 825 | Education | 7 | 96 | 2165 | 2162 |
| 825 | Human-robot interaction | 2 | 96 | 79 | 50 |
| 825 | Algae | 5 | 96 | 532 | 640 |
| 828 | multimedia | 2 | 95 | 611 | 532 |
| 828 | Interactive multimedia | 2 | 95 | 704 | 565 |
| 830 | Quality Assurance | 2 | 94 | 428 | 209 |
| 830 | space environment | 4 | 94 | 154 | 162 |
| 832 | Nanomedicine | 4 | 93 | 149 | 290 |
| 832 | touch | 5 | 93 | 79 | 99 |
| 832 | Information society | 6 | 93 | 47 | 112 |
| 832 | Decision making | 8 | 93 | 783 | 1147 |
| 832 | Sales management | 1 | 93 | 391 | 353 |
| 832 | selling | 1 | 93 | 391 | 353 |
| 838 | Experimental Psychology | 1 | 92 | 853 | 511 |
| 838 | Combinatorial optimization | 9 | 92 | 185 | 223 |
| 840 | Genetic Toxicology | 3 | 91 | 407 | 516 |
| 840 | Geographic information systems | 9 | 91 | 554 | 795 |
| 840 | Microfluidics | 5 | 91 | 145 | 216 |
| 843 | Intellectual Property | 9 | 90 | 54 | 39 |
| 844 | Clinical Biochemistry | 4 | 89 | 921 | 934 |
| 844 | planning | 6 | 89 | 449 | 561 |
| 846 | Developing countries | 6 | 88 | 1480 | 1778 |
| 847 | Water quality | 2 | 87 | 305 | 159 |
| 848 | Strategic planning | 8 | 86 | 366 | 708 |
| 848 | Water chemistry | 2 | 86 | 474 | 253 |
| 848 | mammals | 7 | 86 | 591 | 749 |
| 851 | Nanobiotechnology | 2 | 84 | 517 | 634 |
| 851 | Tourism | 5 | 84 | 1249 | 1634 |
| 851 | Photogrammetry | 34 | 84 | 108 | 295 |
| 851 | Kalman Filtering | 11 | 84 | 49 | 61 |
| 851 | Hydraulic machinery | 24 | 84 | 4 | 21 |
| 856 | phase diagrams | 11 | 83 | 55 | 109 |
| 857 | Ergonomics | 13 | 82 | 384 | 752 |
| 857 | Medicinal plants | 2 | 82 | 1555 | 1487 |
| 857 | Obesity | 3 | 82 | 1497 | 1673 |
| 860 | patents | 4 | 81 | 26 | 37 |
| 861 | vitamin C | 2 | 80 | 511 | 528 |
| 861 | vitamin E | 2 | 80 | 511 | 528 |
| 863 | Paleontology | 5 | 79 | 953 | 1006 |
| 863 | rehabilitation | 3 | 79 | 1851 | 1747 |
| 865 | reasoning | 2 | 78 | 564 | 365 |
| 865 | Groundwater | 2 | 78 | 613 | 531 |
| 867 | Online social networks | 3 | 77 | 298 | 265 |
| 867 | Radio wave propagation | 25 | 77 | 156 | 560 |
| 869 | Epidemiology | 4 | 76 | 2413 | 2561 |
| 869 | Parasitology | 4 | 76 | 1763 | 1763 |
| 869 | Parasitic Diseases | 4 | 76 | 1483 | 1623 |
| 869 | bioluminescence | 6 | 76 | 175 | 210 |
| 869 | Parasites | 4 | 76 | 1282 | 1329 |
| 874 | Sports Medicine | 4 | 75 | 1878 | 1715 |
| 874 | Aerosols | 3 | 75 | 502 | 497 |
| 876 | Econometrics | 6 | 74 | 941 | 1017 |
| 876 | Computational Linguistics | 10 | 74 | 183 | 331 |
| 876 | Parallel Processing | 5 | 74 | 335 | 532 |
| 876 | Social policy | 4 | 74 | 854 | 812 |
| 876 | Economic planning | 4 | 74 | 406 | 543 |
| 881 | Mobile Computing | 4 | 72 | 937 | 983 |
| 881 | Powder Metallurgy | 25 | 72 | 21 | 83 |
| 881 | radiative transfer | 10 | 72 | 283 | 489 |
| 881 | toxicity testing | 4 | 72 | 490 | 667 |
| 881 | Isotopes | 7 | 72 | 27 | 68 |
| 886 | Transportation Engineering | 4 | 70 | 243 | 348 |
| 886 | internet | 11 | 70 | 737 | 1496 |
| 886 | prostaglandins | 7 | 70 | 256 | 446 |
| 889 | brewing | 6 | 69 | 93 | 152 |
| 890 | Geosynthetics | 3 | 68 | 79 | 75 |
| 890 | Diagnosis | 5 | 68 | 248 | 366 |
| 890 | Bacteria | 3 | 68 | 312 | 514 |
| 893 | Radiopharmaceuticals | 24 | 67 | 45 | 173 |
| 893 | Electromagnetic waves | 9 | 67 | 104 | 269 |
| 895 | Systems Theory | 20 | 66 | 51 | 238 |
| 895 | Topology | 4 | 66 | 296 | 234 |
| 895 | electrocatalysis | 6 | 66 | 39 | 90 |
| 898 | Radiation Protection | 9 | 65 | 245 | 375 |
| 898 | radiation monitoring | 9 | 65 | 210 | 350 |
| 898 | Harmonic Analysis | 1 | 65 | 285 | 192 |
| 898 | water reuse | 2 | 65 | 444 | 405 |
| 898 | System design | 2 | 65 | 259 | 225 |
| 903 | Institutional Economics | 10 | 64 | 9 | 15 |
| 903 | Evolutionary economics | 10 | 64 | 44 | 178 |
| 903 | diffusion | 9 | 64 | 122 | 84 |
| 906 | Matroids | 5 | 63 | 187 | 248 |
| 906 | Alloys | 3 | 63 | 279 | 139 |
| 906 | Plant diseases | 2 | 63 | 1893 | 1621 |
| 906 | Egypt | 5 | 63 | 342 | 649 |
| 910 | Comparative Physiology | 4 | 62 | 646 | 846 |
| 910 | Herbal medicine | 1 | 62 | 1220 | 1062 |
| 910 | Inflammation | 3 | 62 | 997 | 1291 |
| 913 | Nuclear Medicine | 6 | 61 | 611 | 815 |
| 913 | Acoustic holography | 23 | 61 | 9 | 19 |
| 913 | Diagnostic microbiology | 1 | 61 | 1267 | 1316 |
| 913 | Holography | 23 | 61 | 9 | 19 |
| 913 | Acoustic imaging | 23 | 61 | 9 | 19 |
| 913 | electroplating | 3 | 61 | 58 | 30 |
| 913 | Marine mammals | 2 | 61 | 280 | 253 |
| 920 | Databases | 5 | 60 | 277 | 385 |
| 920 | Liquid chromatography | 4 | 60 | 410 | 343 |
| 922 | Antibacterial agents | 1 | 59 | 980 | 842 |
| 922 | calcification | 3 | 59 | 480 | 614 |
| 924 | Product Design | 7 | 58 | 312 | 442 |
| 924 | Drying | 2 | 58 | 475 | 435 |
| 924 | Prospecting | 6 | 58 | 28 | 67 |
| 924 | aerosol | 1 | 58 | 598 | 414 |
| 928 | Public Administration | 2 | 56 | 1446 | 1105 |
| 928 | Melanoma | 1 | 56 | 346 | 291 |
| 928 | Industrial Ecology | 2 | 56 | 215 | 287 |
| 928 | Medical Anthropology | 2 | 56 | 1291 | 1443 |
| 928 | Sarcopenia | 1 | 56 | 622 | 614 |
| 928 | Ion channels | 2 | 56 | 128 | 136 |
| 928 | Muscles | 1 | 56 | 1095 | 945 |
| 928 | data protection | 5 | 56 | 381 | 548 |
| 928 | drug evaluation | 4 | 56 | 1027 | 1355 |
| 937 | Africa | 4 | 55 | 1258 | 1143 |
| 937 | Middle East | 4 | 55 | 862 | 799 |
| 939 | Biometrics | 6 | 54 | 688 | 926 |
| 939 | Electrophysiology | 2 | 54 | 1022 | 905 |
| 939 | Library Science | 3 | 54 | 906 | 674 |
| 939 | surface preparation | 2 | 54 | 57 | 34 |
| 939 | Drug discovery | 3 | 54 | 211 | 312 |
| 944 | Reservoirs | 2 | 53 | 215 | 152 |
| 944 | lakes | 2 | 53 | 95 | 62 |
| 946 | Industrial Organization | 1 | 52 | 546 | 393 |
| 946 | Telecommunication Systems | 12 | 52 | 743 | 1471 |
| 946 | X-ray spectroscopy | 7 | 52 | 95 | 187 |
| 946 | Industrial Policy | 1 | 52 | 782 | 572 |
| 946 | Fisheries | 6 | 52 | 979 | 1384 |
| 951 | Oxidative stress | 2 | 51 | 969 | 1348 |
| 951 | industrial hygiene | 5 | 51 | 722 | 823 |
| 951 | preventive medicine | 2 | 51 | 1126 | 1184 |
| 951 | Travel | 2 | 51 | 918 | 810 |
| 951 | Entomology | 5 | 51 | 1618 | 1794 |
| 956 | Computer Architecture | 11 | 50 | 206 | 501 |
| 956 | ports | 5 | 50 | 139 | 275 |
| 958 | Semantics | 1 | 49 | 426 | 229 |
| 958 | Peptide | 4 | 49 | 161 | 208 |
| 958 | Shipping | 3 | 49 | 81 | 60 |
| 961 | Sleep Disorders | 2 | 48 | 1440 | 1375 |
| 961 | Coding Theory | 9 | 48 | 169 | 309 |
| 961 | DNA methylation | 2 | 48 | 326 | 462 |
| 961 | Latin America | 2 | 48 | 1256 | 786 |
| 961 | Social behavior | 4 | 48 | 945 | 1262 |
| 961 | Antarctica | 2 | 48 | 653 | 518 |
| 961 | infrared technology | 4 | 48 | 172 | 131 |
| 961 | Sleep | 2 | 48 | 1473 | 1398 |
| 969 | Biodiversity conservation | 6 | 47 | 993 | 1753 |
| 969 | Culture techniques | 7 | 47 | 157 | 313 |
| 971 | Queuing Theory | 5 | 46 | 107 | 188 |
| 971 | Microprocessors | 7 | 46 | 356 | 664 |
| 971 | international trade | 3 | 46 | 707 | 761 |
| 971 | tomography | 1 | 46 | 613 | 399 |
| 975 | Optoelectronics | 8 | 45 | 257 | 431 |
| 975 | Financial Engineering | 7 | 45 | 33 | 309 |
| 975 | Distributed Databases | 2 | 45 | 227 | 224 |
| 975 | Public Finance | 4 | 45 | 130 | 160 |
| 975 | Neuroplasticity | 1 | 45 | 507 | 463 |
| 975 | Invertebrates | 6 | 45 | 369 | 707 |
| 975 | human development | 1 | 45 | 1182 | 1019 |
| 975 | Securities industry | 7 | 45 | 3 | 31 |
| 975 | Vaccines | 3 | 45 | 1373 | 1701 |
| 984 | Demography | 5 | 44 | 458 | 784 |
| 984 | Electrocardiography | 1 | 44 | 548 | 316 |
| 984 | Respiration | 3 | 44 | 1223 | 1528 |
| 984 | DNA | 4 | 44 | 485 | 709 |
| 984 | Convergence | 3 | 44 | 48 | 152 |
| 989 | Archaeology | 2 | 43 | 1334 | 1134 |
| 989 | Small Business | 2 | 43 | 828 | 1115 |
| 989 | Classification | 3 | 43 | 259 | 310 |
| 989 | Urban Areas | 2 | 43 | 311 | 298 |
| 993 | urban health | 2 | 42 | 287 | 361 |
| 993 | Cellulose | 2 | 42 | 759 | 947 |
| 993 | Sites | 1 | 42 | 804 | 792 |
| 993 | Australia | 6 | 42 | 1146 | 1742 |
| 997 | Andrology | 2 | 41 | 657 | 714 |
| 997 | Social Networks | 2 | 41 | 408 | 453 |
| 997 | Heterocyclic chemistry | 7 | 41 | 253 | 479 |
| 997 | infrared radiation | 8 | 41 | 303 | 654 |