| 1 | Nuclear Physics | 973 | 32.7K | 279 | 277 |
| 2 | Physics | 1,271 | 27.6K | 414 | 925 |
| 3 | Computer Vision | 71 | 7.7K | 93 | 46 |
| 4 | Materials | 686 | 5.8K | 280 | 945 |
| 5 | Optics | 804 | 5.4K | 127 | 394 |
| 6 | Mathematical Physics | 309 | 3.9K | 125 | 323 |
| 7 | Building Materials | 93 | 3.3K | 153 | 158 |
| 8 | Mathematics | 529 | 3.2K | 390 | 710 |
| 9 | Artificial Intelligence | 190 | 3.1K | 222 | 371 |
| 10 | concrete | 69 | 3.0K | 97 | 120 |
| 11 | Astrophysics | 112 | 3.0K | 873 | 1094 |
| 12 | Chemistry | 178 | 2.8K | 1825 | 2626 |
| 13 | Computer Graphics | 111 | 2.8K | 122 | 160 |
| 14 | Statistical physics | 178 | 2.6K | 553 | 740 |
| 15 | Engineering | 422 | 2.6K | 69 | 322 |
| 16 | actuators | 79 | 2.5K | 209 | 244 |
| 16 | transducers | 79 | 2.5K | 209 | 244 |
| 18 | Robotics | 79 | 2.4K | 137 | 113 |
| 19 | Composite Materials | 67 | 2.3K | 516 | 542 |
| 20 | Biophysics | 78 | 2.2K | 1538 | 1361 |
| 21 | Solid State Physics | 145 | 2.1K | 788 | 1002 |
| 22 | Radiochemistry | 232 | 2.0K | 21 | 41 |
| 23 | Biomedical Engineering | 107 | 1.9K | 733 | 1001 |
| 24 | Quantum Gravity | 101 | 1.9K | 569 | 673 |
| 25 | Nuclear Chemistry | 218 | 1.8K | 19 | 45 |
| 26 | lasers | 126 | 1.8K | 89 | 85 |
| 27 | Biology | 76 | 1.8K | 2822 | 4108 |
| 28 | Medicine | 96 | 1.7K | 2641 | 3629 |
| 29 | Condensed Matter | 79 | 1.6K | 1030 | 1111 |
| 30 | Science | 79 | 1.6K | 2984 | 4650 |
| 31 | Metallurgy | 58 | 1.4K | 540 | 536 |
| 32 | Lightweight concrete | 26 | 1.4K | 61 | 71 |
| 33 | Chemical Engineering | 90 | 1.4K | 1009 | 1549 |
| 34 | Image Processing | 51 | 1.4K | 317 | 372 |
| 35 | Materials Science | 124 | 1.4K | 819 | 1493 |
| 36 | Astronomy | 103 | 1.4K | 787 | 1165 |
| 37 | Medical Physics | 38 | 1.4K | 491 | 395 |
| 38 | Nanotechnology | 58 | 1.2K | 1495 | 1840 |
| 39 | Cement | 24 | 1.2K | 147 | 178 |
| 40 | Automation | 80 | 1.2K | 182 | 403 |
| 41 | Spectrum analysis | 35 | 1.1K | 1788 | 1593 |
| 42 | Nuclear Engineering | 149 | 1.1K | 111 | 146 |
| 43 | Metals | 35 | 1.1K | 729 | 586 |
| 44 | Optical materials | 69 | 1.1K | 466 | 893 |
| 45 | Nuclear Fusion | 95 | 1.1K | 96 | 140 |
| 46 | Photography | 490 | 1.1K | 51 | 117 |
| 47 | Biocompatible Materials | 48 | 1.0K | 1159 | 1655 |
| 48 | Signal Processing | 54 | 1.0K | 289 | 323 |
| 49 | Research | 65 | 998 | 2673 | 3640 |
| 50 | Nanostructured Materials | 39 | 991 | 1118 | 1147 |
| 51 | Radiation | 112 | 960 | 128 | 411 |
| 52 | energy conservation | 11 | 948 | 1066 | 576 |
| 53 | Catalysis | 31 | 941 | 1610 | 1658 |
| 54 | Molecular Biology | 47 | 919 | 3095 | 3977 |
| 55 | Biochemistry | 45 | 906 | 3720 | 4162 |
| 56 | Nonlinear Dynamics | 42 | 895 | 700 | 755 |
| 57 | Environmental monitoring | 22 | 853 | 1756 | 1552 |
| 58 | Geomorphology | 6 | 804 | 1171 | 459 |
| 59 | Fracture mechanics | 46 | 801 | 284 | 346 |
| 60 | Geodesy | 47 | 792 | 62 | 86 |
| 61 | Hydrology | 44 | 769 | 629 | 829 |
| 62 | Structural Engineering | 73 | 767 | 301 | 448 |
| 63 | particle beams | 31 | 758 | 36 | 28 |
| 64 | Polymers | 47 | 752 | 1627 | 1895 |
| 65 | Carbon | 16 | 713 | 592 | 618 |
| 66 | Dynamics | 66 | 711 | 174 | 299 |
| 67 | Analytical Chemistry | 68 | 701 | 1173 | 1981 |
| 68 | Energy Policy | 27 | 692 | 872 | 1206 |
| 69 | Tribology | 19 | 691 | 459 | 273 |
| 70 | Quantum theory | 55 | 683 | 93 | 198 |
| 71 | Fluid Mechanics | 60 | 668 | 311 | 526 |
| 72 | mathematical analysis | 118 | 661 | 263 | 640 |
| 73 | Water pollution | 38 | 642 | 785 | 1284 |
| 74 | Technology | 41 | 633 | 1271 | 1458 |
| 75 | Engineering Mathematics | 54 | 627 | 415 | 508 |
| 76 | Solar Energy | 20 | 621 | 558 | 621 |
| 77 | Numerical Analysis | 50 | 614 | 488 | 635 |
| 78 | Biotechnology | 45 | 612 | 2109 | 3385 |
| 79 | Nuclear Energy | 72 | 602 | 165 | 246 |
| 80 | Bioengineering | 22 | 581 | 2038 | 2533 |
| 81 | fusion reactors | 69 | 572 | 67 | 80 |
| 82 | Mechanical Engineering | 58 | 564 | 487 | 609 |
| 83 | Electronics | 70 | 557 | 784 | 1233 |
| 84 | Quantum electronics | 26 | 555 | 191 | 88 |
| 85 | nanoscience | 23 | 536 | 1257 | 1556 |
| 86 | Hydraulic Engineering | 10 | 531 | 713 | 366 |
| 87 | Renewable Energy Sources | 30 | 530 | 689 | 1693 |
| 88 | Cosmology | 24 | 529 | 565 | 440 |
| 89 | Geophysics | 60 | 523 | 1097 | 1839 |
| 90 | Algorithms | 19 | 511 | 153 | 119 |
| 91 | Metallography | 20 | 499 | 214 | 192 |
| 92 | Radiology | 51 | 497 | 260 | 462 |
| 93 | Soil Science | 17 | 487 | 854 | 857 |
| 94 | Luminescence | 27 | 486 | 282 | 283 |
| 95 | impact | 7 | 475 | 218 | 126 |
| 96 | Manufacturing Processes | 69 | 474 | 337 | 974 |
| 97 | Machine Learning | 19 | 473 | 60 | 134 |
| 98 | Measurement | 43 | 452 | 153 | 312 |
| 99 | Microwaves | 47 | 442 | 185 | 186 |
| 100 | cosmic rays | 47 | 440 | 50 | 100 |
| 101 | Ecology | 39 | 433 | 2345 | 4320 |
| 102 | Radiation Protection | 95 | 432 | 17 | 77 |
| 102 | Radioisotopes | 47 | 432 | 158 | 276 |
| 104 | Neurology | 35 | 421 | 2244 | 3473 |
| 105 | Telecommunication Systems | 29 | 420 | 350 | 464 |
| 105 | Human-Computer Interaction | 9 | 420 | 905 | 501 |
| 107 | radiation monitoring | 90 | 419 | 14 | 72 |
| 107 | Earth Sciences | 22 | 419 | 1510 | 1631 |
| 109 | Electrical Engineering | 79 | 417 | 683 | 971 |
| 109 | Microprocessors | 27 | 417 | 54 | 44 |
| 111 | Radiation dosimetry | 89 | 411 | 8 | 43 |
| 112 | Calorimetry | 39 | 409 | 136 | 239 |
| 112 | Thermal analysis | 39 | 409 | 136 | 239 |
| 114 | Radio wave propagation | 29 | 408 | 146 | 157 |
| 115 | Pollution | 27 | 405 | 2456 | 3678 |
| 116 | mass transfer | 26 | 404 | 550 | 815 |
| 117 | Virtual reality | 4 | 396 | 323 | 66 |
| 118 | Earthquake Engineering | 33 | 389 | 359 | 603 |
| 118 | Natural history | 4 | 389 | 4736 | 4818 |
| 120 | computer networks | 40 | 388 | 496 | 998 |
| 121 | Control Theory | 43 | 387 | 386 | 645 |
| 122 | Ocean Engineering | 30 | 384 | 513 | 780 |
| 123 | Neural circuitry | 26 | 381 | 552 | 964 |
| 124 | solar power | 10 | 375 | 405 | 443 |
| 124 | solar cells | 10 | 375 | 475 | 506 |
| 126 | Combinatorial analysis | 27 | 370 | 335 | 254 |
| 127 | Data Mining | 14 | 367 | 699 | 739 |
| 128 | Remote Sensing | 72 | 366 | 104 | 369 |
| 129 | Surface Chemistry | 26 | 364 | 1716 | 2319 |
| 129 | Natural resources | 4 | 364 | 751 | 368 |
| 129 | Hydrodynamics | 4 | 364 | 588 | 286 |
| 132 | Water | 14 | 363 | 1393 | 1786 |
| 133 | Plasma chemistry | 17 | 356 | 95 | 111 |
| 133 | Colloids | 20 | 356 | 1883 | 2421 |
| 135 | Molecules | 31 | 350 | 532 | 740 |
| 136 | plasma spraying | 30 | 349 | 27 | 72 |
| 137 | Physical Chemistry | 16 | 338 | 1219 | 1363 |
| 138 | data collection | 8 | 333 | 726 | 514 |
| 139 | polymerization | 31 | 331 | 1719 | 2281 |
| 140 | Production Engineering | 51 | 325 | 342 | 760 |
| 141 | Waste management | 26 | 324 | 303 | 484 |
| 142 | Nanoparticles | 11 | 306 | 1136 | 1124 |
| 143 | System analysis | 43 | 305 | 532 | 1198 |
| 144 | software | 13 | 301 | 319 | 477 |
| 144 | Autonomous robots | 11 | 301 | 37 | 77 |
| 146 | Porous materials | 11 | 300 | 292 | 173 |
| 147 | Environmental Management | 10 | 299 | 1925 | 2135 |
| 148 | particle accelerators | 3 | 297 | 165 | 57 |
| 149 | Structural dynamics | 16 | 294 | 461 | 647 |
| 150 | environmental pollution | 14 | 293 | 2755 | 3363 |
| 150 | Information Science | 19 | 293 | 1006 | 1425 |
| 152 | Semiconductors | 34 | 292 | 573 | 950 |
| 153 | Computational Biology | 25 | 290 | 980 | 1720 |
| 154 | Environmental Policy | 12 | 287 | 1916 | 2478 |
| 155 | Electrochemistry | 19 | 286 | 2169 | 2323 |
| 156 | Energy Conversion | 7 | 282 | 973 | 1065 |
| 156 | miniaturization | 11 | 282 | 1150 | 1448 |
| 158 | Environmental Health | 13 | 281 | 3526 | 4038 |
| 159 | Synaptic Transmission | 9 | 272 | 269 | 271 |
| 159 | Nervous system | 16 | 272 | 1302 | 2003 |
| 161 | health planning | 30 | 270 | 547 | 988 |
| 162 | Biochemical Engineering | 21 | 269 | 1492 | 3117 |
| 163 | Crystal growth | 4 | 268 | 1097 | 555 |
| 164 | Environmental Engineering | 22 | 264 | 1727 | 2754 |
| 165 | Water quality management | 23 | 263 | 589 | 889 |
| 166 | Critical Care | 7 | 261 | 1395 | 1538 |
| 166 | Critical Care Medicine | 7 | 261 | 1303 | 1514 |
| 166 | Water Purification | 22 | 261 | 276 | 474 |
| 169 | Transportation | 25 | 260 | 563 | 967 |
| 170 | Chemical processes | 14 | 259 | 217 | 236 |
| 171 | Lattice Theory | 15 | 250 | 57 | 20 |
| 172 | vibration | 18 | 249 | 475 | 641 |
| 172 | probabilities | 19 | 249 | 599 | 518 |
| 174 | Computational Fluid Dynamics | 20 | 248 | 163 | 289 |
| 175 | Computer Architecture | 5 | 247 | 393 | 128 |
| 175 | coal | 11 | 247 | 932 | 1228 |
| 177 | Functional Analysis | 46 | 246 | 215 | 631 |
| 177 | machinery | 16 | 246 | 238 | 294 |
| 179 | Biomechanics | 9 | 244 | 928 | 895 |
| 180 | Green Chemistry | 6 | 242 | 1498 | 1435 |
| 181 | Process Control | 8 | 233 | 540 | 764 |
| 181 | nuclear power | 32 | 233 | 120 | 150 |
| 183 | Combustion | 16 | 228 | 591 | 827 |
| 184 | Zeolites | 2 | 221 | 1336 | 676 |
| 184 | Telecommunication | 16 | 221 | 1056 | 1013 |
| 186 | Obstetrics | 3 | 219 | 3227 | 1768 |
| 187 | Energy Storage | 6 | 217 | 1063 | 820 |
| 188 | Mechanics | 22 | 211 | 416 | 610 |
| 188 | Pregnancy | 2 | 211 | 1411 | 444 |
| 190 | Environmental pollutants | 12 | 210 | 1317 | 1806 |
| 191 | environmental protection | 25 | 208 | 1288 | 2772 |
| 192 | Civil Engineering | 29 | 206 | 571 | 669 |
| 193 | Ceramic materials | 5 | 205 | 1252 | 787 |
| 194 | Metallic Glasses | 9 | 199 | 229 | 275 |
| 195 | Photogrammetry | 63 | 197 | 64 | 135 |
| 195 | Entropy | 18 | 197 | 255 | 387 |
| 197 | Information Technology | 33 | 195 | 561 | 1302 |
| 197 | Diagnostic Imaging | 9 | 195 | 1493 | 1455 |
| 197 | pollutants | 9 | 195 | 1293 | 1627 |
| 200 | Microelectronics | 14 | 194 | 1040 | 1507 |
| 200 | Heat Exchangers | 11 | 194 | 638 | 959 |
| 202 | Geometry | 26 | 192 | 406 | 445 |
| 202 | Sustainable Engineering | 5 | 192 | 1525 | 1333 |
| 202 | Operations Research | 27 | 192 | 833 | 1501 |
| 202 | China | 11 | 192 | 1835 | 1801 |
| 206 | Energy Harvesting | 4 | 188 | 460 | 521 |
| 207 | Geography | 12 | 186 | 1397 | 1647 |
| 207 | Electrophysiology | 13 | 186 | 580 | 682 |
| 209 | Environmental Chemistry | 16 | 184 | 956 | 2016 |
| 209 | Plasma polymerization | 9 | 184 | 126 | 159 |
| 211 | Ecological Engineering | 6 | 181 | 437 | 555 |
| 212 | radioactive waste | 4 | 180 | 751 | 875 |
| 212 | industrial waste | 4 | 180 | 793 | 872 |
| 212 | Hazardous waste | 4 | 180 | 918 | 943 |
| 215 | Radio | 20 | 179 | 271 | 377 |
| 216 | Information Theory | 15 | 178 | 533 | 741 |
| 217 | Wireless Communication Systems | 34 | 177 | 485 | 1122 |
| 218 | optical devices | 13 | 175 | 145 | 223 |
| 219 | Genetics | 5 | 173 | 4042 | 3994 |
| 219 | Statistics | 21 | 173 | 1237 | 1715 |
| 219 | energy resources | 6 | 173 | 1096 | 1571 |
| 222 | Ophthalmology | 4 | 172 | 1920 | 1456 |
| 222 | environmental indicators | 1 | 172 | 2151 | 1014 |
| 224 | energy development | 11 | 166 | 331 | 716 |
| 225 | Environment | 22 | 165 | 2378 | 5856 |
| 226 | Microbiology | 15 | 164 | 4282 | 6445 |
| 227 | Agronomy | 3 | 162 | 704 | 577 |
| 227 | Optoelectronic devices | 19 | 162 | 201 | 251 |
| 229 | Microscopy | 13 | 161 | 840 | 978 |
| 230 | Hydrocarbons | 1 | 157 | 262 | 52 |
| 231 | Atomic spectroscopy | 16 | 155 | 523 | 838 |
| 231 | Evolution | 9 | 155 | 1325 | 1779 |
| 233 | Tunneling | 9 | 154 | 171 | 297 |
| 233 | underground construction | 9 | 154 | 171 | 297 |
| 235 | Particle Physics | 8 | 151 | 583 | 494 |
| 236 | clay | 8 | 149 | 468 | 791 |
| 237 | biomedicine | 8 | 147 | 474 | 612 |
| 238 | Pediatrics | 7 | 146 | 2230 | 2739 |
| 238 | Thermodynamics | 25 | 146 | 293 | 601 |
| 240 | Psychiatry | 14 | 145 | 2731 | 4122 |
| 241 | Bioinformatics | 14 | 144 | 1036 | 1843 |
| 241 | Radio waves | 17 | 144 | 92 | 129 |
| 243 | Plastics | 9 | 143 | 1173 | 1259 |
| 244 | Mechatronics | 7 | 142 | 450 | 404 |
| 245 | Photonics | 15 | 141 | 923 | 1669 |
| 246 | Genetic algorithms | 6 | 140 | 118 | 187 |
| 247 | Nonlinear functional analysis | 28 | 139 | 279 | 814 |
| 248 | Navier-Stokes equations | 6 | 138 | 70 | 36 |
| 249 | Power Electronics | 10 | 136 | 337 | 428 |
| 250 | Geochemistry | 11 | 135 | 1361 | 1917 |
| 251 | Environmental Geology | 4 | 133 | 1760 | 1481 |
| 251 | microwave antennas | 14 | 133 | 133 | 203 |
| 251 | Speech Disorders | 7 | 133 | 765 | 809 |
| 251 | Speech | 8 | 133 | 575 | 741 |
| 255 | Pharmacology | 9 | 132 | 4343 | 5256 |
| 255 | Toxicology | 10 | 132 | 3549 | 4807 |
| 255 | Ecohydrology | 2 | 132 | 560 | 229 |
| 255 | Aquatic ecology | 2 | 132 | 1410 | 771 |
| 259 | Systems Engineering | 8 | 131 | 1564 | 1422 |
| 259 | Flexible manufacturing systems | 4 | 131 | 322 | 285 |
| 261 | Soil ecology | 1 | 130 | 1453 | 805 |
| 262 | Computer Science | 27 | 129 | 587 | 1331 |
| 262 | Japan | 10 | 129 | 1405 | 1415 |
| 264 | Organelle biogenesis | 3 | 128 | 240 | 163 |
| 265 | Groundwater | 6 | 127 | 555 | 537 |
| 266 | Agricultural Science | 1 | 124 | 513 | 321 |
| 266 | Adhesion | 6 | 124 | 459 | 421 |
| 266 | adhesives | 6 | 124 | 506 | 426 |
| 266 | Agriculture | 1 | 124 | 4573 | 2025 |
| 270 | Botany | 2 | 123 | 5121 | 3736 |
| 270 | Intelligent Transportation Systems | 14 | 123 | 253 | 478 |
| 270 | Pediatric Neurology | 3 | 123 | 1310 | 1633 |
| 270 | Ultrasonics | 12 | 123 | 479 | 1161 |
| 270 | Ultrasound | 12 | 123 | 241 | 493 |
| 275 | plasticity | 4 | 122 | 302 | 452 |
| 275 | Fractals | 7 | 122 | 925 | 928 |
| 277 | Anatomy | 8 | 121 | 1547 | 1918 |
| 277 | Evolutionary Computation | 7 | 121 | 173 | 342 |
| 277 | Brain | 8 | 121 | 2052 | 2763 |
| 280 | Neurophysiology | 6 | 120 | 2591 | 3154 |
| 280 | Land use | 5 | 120 | 1012 | 1083 |
| 280 | gene mapping | 2 | 120 | 3140 | 2412 |
| 283 | Pharmaceutical Chemistry | 5 | 118 | 3954 | 4048 |
| 284 | DNA polymerases | 1 | 117 | 955 | 885 |
| 285 | Adaptive control systems | 6 | 114 | 408 | 348 |
| 285 | Electromagnetic fields | 5 | 114 | 248 | 55 |
| 285 | biological evolution | 6 | 114 | 1826 | 2466 |
| 288 | Green Technology | 7 | 113 | 172 | 232 |
| 289 | Computational Complexity | 15 | 112 | 365 | 584 |
| 290 | pigments | 9 | 110 | 450 | 756 |
| 291 | extraterrestrial environment | 10 | 109 | 325 | 428 |
| 292 | Ultrasonic Imaging | 11 | 108 | 219 | 470 |
| 292 | water supply | 5 | 108 | 834 | 1046 |
| 292 | atmospheric models | 5 | 108 | 648 | 783 |
| 295 | Optical Communications | 14 | 107 | 198 | 413 |
| 295 | Schizophrenia | 1 | 107 | 1921 | 1230 |
| 295 | Magnetic Materials | 11 | 107 | 902 | 1407 |
| 295 | Fuzzy systems | 22 | 107 | 437 | 1099 |
| 299 | Stem cells | 1 | 106 | 2958 | 1892 |
| 300 | Medical Technology | 13 | 105 | 833 | 1842 |
| 300 | Fluid Dynamics | 6 | 105 | 1018 | 1076 |
| 300 | Mental Disorders | 6 | 105 | 2878 | 3403 |
| 300 | Product life cycle | 2 | 105 | 480 | 364 |
| 300 | green products | 2 | 105 | 428 | 355 |
| 305 | Sleep Disorders | 9 | 104 | 1217 | 1621 |
| 305 | nuclear astrophysics | 5 | 104 | 470 | 503 |
| 305 | Sleep | 9 | 104 | 1224 | 1623 |
| 308 | Clinical Chemistry | 3 | 102 | 3747 | 3397 |
| 309 | Cytology | 7 | 100 | 3795 | 5088 |
| 309 | Organic Chemistry | 5 | 100 | 3083 | 3165 |
| 309 | Radiography | 1 | 100 | 1324 | 705 |
| 309 | Logic Programming | 11 | 100 | 127 | 171 |
| 313 | Immunology | 3 | 99 | 4694 | 4380 |
| 313 | Clinical Immunology | 3 | 99 | 1696 | 1444 |
| 313 | Cell Biology | 4 | 99 | 4509 | 5018 |
| 316 | Radiobiology | 13 | 97 | 989 | 1770 |
| 316 | Nanostructures | 9 | 97 | 1551 | 2407 |
| 316 | Communication | 7 | 97 | 1549 | 1597 |
| 319 | Pharmacy | 4 | 96 | 2343 | 2299 |
| 320 | Simulation Methods | 13 | 95 | 347 | 838 |
| 321 | Physiology | 15 | 94 | 2553 | 4764 |
| 321 | Real-time Data Processing | 3 | 94 | 123 | 94 |
| 323 | natural disasters | 7 | 93 | 954 | 1439 |
| 324 | Immunopathology | 2 | 92 | 2086 | 1722 |
| 325 | Graph Theory | 8 | 91 | 490 | 423 |
| 325 | Structural design | 8 | 91 | 536 | 795 |
| 325 | internet | 14 | 91 | 479 | 985 |
| 328 | Software Engineering | 9 | 90 | 650 | 804 |
| 328 | Database Management | 7 | 90 | 590 | 834 |
| 328 | Industrial Safety | 4 | 90 | 1226 | 1077 |
| 328 | Photochemistry | 5 | 90 | 1742 | 1952 |
| 328 | Photobiology | 5 | 90 | 1328 | 1496 |
| 333 | Algebra | 24 | 89 | 618 | 882 |
| 334 | Quantum Optics | 14 | 88 | 425 | 855 |
| 335 | Biometrics | 4 | 87 | 1152 | 1096 |
| 336 | Agricultural Engineering | 7 | 86 | 302 | 473 |
| 336 | Animal Behavior | 7 | 86 | 1480 | 2326 |
| 338 | Psycholinguistics | 2 | 85 | 1301 | 1046 |
| 338 | Product Design | 13 | 85 | 239 | 403 |
| 338 | Neurolinguistics | 2 | 85 | 632 | 568 |
| 338 | Fiber Optics | 16 | 85 | 143 | 301 |
| 338 | language | 2 | 85 | 1072 | 800 |
| 343 | city planning | 9 | 83 | 1062 | 1492 |
| 344 | Ferroelectricity | 11 | 82 | 527 | 612 |
| 344 | Matroids | 5 | 82 | 180 | 217 |
| 346 | Endocrinology | 2 | 81 | 4477 | 4005 |
| 346 | Metabolism | 2 | 81 | 4108 | 3868 |
| 346 | Biomass Energy | 18 | 81 | 1131 | 3217 |
| 346 | Metabolic diseases | 2 | 81 | 3569 | 3369 |
| 346 | Information society | 3 | 81 | 143 | 108 |
| 351 | Operator theory | 14 | 79 | 92 | 188 |
| 352 | Architecture | 6 | 78 | 545 | 363 |
| 352 | soil conservation | 6 | 78 | 576 | 935 |
| 354 | Nuclear Medicine | 3 | 77 | 1367 | 1201 |
| 354 | genome | 5 | 77 | 1570 | 2410 |
| 356 | voice | 6 | 76 | 349 | 467 |
| 356 | Electrocardiography | 9 | 76 | 202 | 276 |
| 356 | Calculus of Variations | 14 | 76 | 199 | 392 |
| 356 | Mental illness | 3 | 76 | 2628 | 2828 |
| 360 | Health Information Management | 1 | 74 | 713 | 747 |
| 360 | biological factors | 4 | 74 | 2092 | 2328 |
| 362 | Materials Engineering | 7 | 72 | 426 | 568 |
| 362 | Solid State Chemistry | 6 | 72 | 2248 | 2593 |
| 362 | Parkinson's disease | 11 | 72 | 79 | 265 |
| 365 | Scheduling | 7 | 70 | 51 | 148 |
| 365 | Production Scheduling | 7 | 70 | 51 | 148 |
| 365 | United States | 3 | 70 | 7127 | 5825 |
| 365 | Cerebellum | 2 | 70 | 460 | 378 |
| 365 | Psychophysiology | 9 | 70 | 2089 | 3650 |
| 365 | Cerebellar ataxia | 2 | 70 | 460 | 378 |
| 371 | Ion Exchange | 4 | 69 | 129 | 139 |
| 371 | construction | 1 | 69 | 420 | 264 |
| 371 | Solvent extraction | 4 | 69 | 129 | 139 |
| 371 | plant molecular biology | 1 | 69 | 2731 | 2219 |
| 371 | Plants | 1 | 69 | 3776 | 2552 |
| 376 | Laser Spectroscopy | 12 | 68 | 419 | 911 |
| 376 | Acarology | 1 | 68 | 660 | 313 |
| 376 | Mites | 1 | 68 | 913 | 371 |
| 376 | Ticks | 1 | 68 | 713 | 315 |
| 376 | Acari | 1 | 68 | 628 | 307 |
| 381 | Solitons | 4 | 67 | 1130 | 1215 |
| 381 | Chaos | 4 | 67 | 1130 | 1215 |
| 381 | hazard mitigation | 5 | 67 | 814 | 1157 |
| 381 | Landslides | 2 | 67 | 375 | 410 |
| 385 | Optoelectronics | 16 | 65 | 147 | 379 |
| 385 | Plasma devices | 7 | 65 | 215 | 407 |
| 387 | Economics | 21 | 64 | 2167 | 3729 |
| 387 | Computer-Aided Design | 12 | 64 | 591 | 1425 |
| 387 | Bioorganic chemistry | 3 | 64 | 3305 | 3570 |
| 390 | Combinatorial optimization | 8 | 63 | 242 | 329 |
| 390 | elasticity | 5 | 63 | 185 | 246 |
| 390 | Recycling | 3 | 63 | 696 | 1278 |
| 393 | Music | 6 | 62 | 710 | 741 |
| 393 | Kalman Filtering | 2 | 62 | 193 | 85 |
| 393 | Iron | 3 | 62 | 500 | 449 |
| 396 | Structural optimization | 5 | 61 | 287 | 450 |
| 396 | Smart Materials | 6 | 61 | 715 | 1101 |
| 396 | particles | 4 | 61 | 1023 | 1203 |
| 399 | Radiopharmaceuticals | 1 | 60 | 853 | 282 |
| 399 | Medical innovations | 4 | 60 | 1125 | 2316 |
| 399 | biomimicry | 4 | 60 | 134 | 223 |
| 399 | Molecular structure | 2 | 60 | 3662 | 2892 |
| 403 | Meteorology | 6 | 59 | 2127 | 3336 |
| 404 | Shape Memory Alloys | 4 | 58 | 45 | 53 |
| 404 | Shape memory polymers | 4 | 58 | 45 | 53 |
| 404 | Shape Memory Effect | 4 | 58 | 45 | 53 |
| 407 | Internet of Things | 11 | 57 | 310 | 657 |
| 407 | Highway Engineering | 8 | 57 | 227 | 411 |
| 407 | micromechanics | 1 | 57 | 1251 | 846 |
| 407 | Metrology | 8 | 57 | 43 | 51 |
| 407 | Europe | 8 | 57 | 2521 | 3653 |
| 412 | Chromosomes | 4 | 56 | 1049 | 1536 |
| 412 | Radiation effects | 3 | 56 | 769 | 1019 |
| 414 | Nanoelectronics | 6 | 55 | 713 | 864 |
| 414 | Wireless Communication | 9 | 55 | 172 | 450 |
| 414 | Biogeochemistry | 2 | 55 | 1585 | 1820 |
| 417 | Fractional Calculus | 2 | 54 | 234 | 170 |
| 417 | monitoring | 1 | 54 | 681 | 280 |
| 417 | Approximation Theory | 11 | 54 | 202 | 404 |
| 417 | Maps | 3 | 54 | 164 | 147 |
| 417 | drugs | 2 | 54 | 3390 | 3112 |
| 422 | Differential Equations | 7 | 53 | 739 | 935 |
| 422 | astronomical phenomena | 7 | 53 | 402 | 640 |
| 422 | Multiple sclerosis | 1 | 53 | 1296 | 585 |
| 425 | Virology | 2 | 52 | 4522 | 4981 |
| 425 | soil pollution | 5 | 52 | 425 | 729 |
| 427 | Mineralogy | 4 | 51 | 1461 | 1673 |
| 427 | Tourism | 3 | 51 | 1862 | 2157 |
| 427 | Health | 8 | 51 | 1728 | 3260 |
| 427 | Nonlinear systems | 8 | 51 | 347 | 719 |
| 431 | Nondestructive testing | 6 | 50 | 525 | 826 |
| 431 | Chemical analysis | 2 | 50 | 1771 | 1764 |
| 431 | Granular materials | 2 | 50 | 929 | 914 |
| 431 | Cellulose | 3 | 50 | 729 | 1026 |
| 431 | Cognition | 1 | 50 | 3011 | 2208 |
| 436 | soil management | 5 | 49 | 448 | 973 |
| 436 | Raman spectroscopy | 2 | 49 | 1231 | 1206 |
| 436 | wood | 5 | 49 | 396 | 513 |
| 439 | Language Disorders | 5 | 48 | 752 | 1040 |
| 439 | Information Systems | 14 | 48 | 587 | 2077 |
| 439 | Cognitive neuroscience | 3 | 48 | 1100 | 1434 |
| 439 | Crystallography | 6 | 48 | 1539 | 1510 |
| 439 | Neuroplasticity | 3 | 48 | 416 | 589 |
| 439 | human development | 3 | 48 | 849 | 1126 |
| 439 | Jurisprudence | 2 | 48 | 1403 | 1069 |
| 446 | Neuropsychology | 3 | 47 | 2795 | 3281 |
| 447 | Hematology | 7 | 46 | 2940 | 4003 |
| 447 | Planetary Science | 5 | 46 | 509 | 676 |
| 447 | Soil Mechanics | 5 | 46 | 1082 | 1482 |
| 447 | economic forecasting | 2 | 46 | 522 | 548 |
| 447 | Forecasting | 2 | 46 | 841 | 756 |
| 447 | tillage | 4 | 46 | 382 | 853 |
| 453 | Multiphase Flow | 1 | 45 | 750 | 616 |
| 453 | Geodynamics | 6 | 45 | 728 | 1258 |
| 453 | Surface properties | 6 | 45 | 924 | 2157 |
| 453 | Alloys | 9 | 45 | 111 | 221 |
| 453 | Informatics | 4 | 45 | 911 | 1256 |
| 458 | Surface-Active Agents | 5 | 44 | 964 | 2063 |
| 458 | blood transfusion | 2 | 44 | 1217 | 1086 |
| 458 | Visual Perception | 5 | 44 | 1746 | 2814 |
| 458 | biopolymers | 3 | 44 | 1433 | 1794 |
| 458 | Semiconductor industry | 5 | 44 | 574 | 799 |
| 463 | Public Health | 8 | 43 | 4927 | 8363 |
| 463 | Audiology | 2 | 43 | 1141 | 1114 |
| 463 | Municipal Engineering | 1 | 43 | 927 | 609 |
| 463 | Drug targeting | 1 | 43 | 724 | 661 |
| 463 | Drug delivery systems | 1 | 43 | 2935 | 2550 |
| 463 | Child psychology | 2 | 43 | 2160 | 2377 |
| 463 | drug evaluation | 1 | 43 | 2776 | 2152 |
| 470 | Ceramics | 9 | 42 | 1123 | 1975 |
| 470 | Electrophoresis | 5 | 42 | 1603 | 2610 |
| 470 | Environmental Geochemistry | 1 | 42 | 1347 | 838 |
| 470 | Interfaces | 12 | 42 | 60 | 444 |
| 470 | Microstructure | 5 | 42 | 780 | 1073 |
| 470 | Minerals | 2 | 42 | 1260 | 1191 |
| 476 | mutation | 2 | 41 | 966 | 1232 |
| 476 | Computational Intelligence | 3 | 41 | 1209 | 1159 |
| 476 | Sensor Networks | 2 | 41 | 363 | 313 |
| 476 | Building | 7 | 41 | 594 | 945 |
| 476 | Flow cytometry | 1 | 41 | 954 | 766 |
| 481 | Geology | 7 | 40 | 2578 | 3751 |
| 481 | analysis | 3 | 40 | 416 | 551 |
| 481 | environmental exposure | 4 | 40 | 2125 | 3313 |
| 481 | Biodiversity | 1 | 40 | 4245 | 3316 |
| 485 | Cell migration | 1 | 39 | 257 | 280 |
| 485 | Greenhouse gases | 2 | 39 | 503 | 743 |
| 485 | Cell differentiation | 2 | 39 | 2515 | 3219 |
| 485 | Cell adhesion | 1 | 39 | 434 | 408 |
| 485 | Random graphs | 4 | 39 | 159 | 190 |
| 485 | Cell cycle | 2 | 39 | 497 | 566 |
| 485 | Cosmochemistry | 5 | 39 | 862 | 1513 |
| 485 | cell proliferation | 2 | 39 | 559 | 610 |
| 485 | cell movement | 1 | 39 | 546 | 572 |
| 485 | cell interaction | 1 | 39 | 2311 | 2110 |
| 495 | Regional Planning | 4 | 38 | 1625 | 2021 |
| 495 | Rheology | 2 | 38 | 911 | 906 |
| 495 | Food texture | 2 | 38 | 251 | 315 |
| 498 | locomotion | 11 | 37 | 341 | 1094 |
| 498 | posture | 11 | 37 | 341 | 1094 |
| 498 | Detectors | 9 | 37 | 486 | 1014 |
| 498 | gait | 11 | 37 | 341 | 1094 |
| 498 | Solar System | 3 | 37 | 967 | 1218 |
| 498 | walking | 11 | 37 | 341 | 1094 |
| 504 | Integrated Circuits | 6 | 36 | 591 | 629 |
| 504 | digital preservation | 1 | 36 | 243 | 141 |
| 506 | Medical Laboratory Science | 3 | 35 | 2703 | 3814 |
| 506 | Pharmaceutical Technology | 1 | 35 | 2840 | 2568 |
| 506 | Petrology | 3 | 35 | 1051 | 1344 |
| 506 | Pharmacokinetics | 1 | 35 | 2076 | 1678 |
| 506 | Artificial Organs | 6 | 35 | 558 | 987 |
| 506 | supercritical fluids | 1 | 35 | 778 | 779 |
| 512 | Orthopedics | 3 | 34 | 2011 | 2480 |
| 512 | Cybernetics | 8 | 34 | 910 | 1988 |
| 512 | Neurotoxicology | 2 | 34 | 871 | 1234 |
| 512 | Orthopedic Surgery | 2 | 34 | 1310 | 1412 |
| 512 | Apoptosis | 2 | 34 | 413 | 623 |
| 512 | Flow Visualization | 8 | 34 | 22 | 13 |
| 512 | neurotoxins | 2 | 34 | 413 | 623 |
| 512 | Neurotoxic agents | 2 | 34 | 413 | 623 |
| 512 | management | 4 | 34 | 3606 | 4653 |
| 512 | Behavior | 2 | 34 | 4662 | 5667 |
| 512 | Nerve regeneration | 2 | 34 | 413 | 623 |
| 523 | Agricultural Ecology | 1 | 33 | 2368 | 2356 |
| 523 | Sustainable agriculture | 1 | 33 | 1636 | 1250 |
| 525 | Visual Communication | 3 | 32 | 533 | 662 |
| 525 | Image enhancement | 3 | 32 | 363 | 608 |
| 525 | Hearing | 4 | 32 | 691 | 1043 |
| 525 | finance | 6 | 32 | 1951 | 2781 |
| 529 | Celestial Mechanics | 3 | 31 | 248 | 309 |
| 529 | exobiology | 1 | 31 | 706 | 716 |
| 529 | population geography | 1 | 31 | 837 | 627 |
| 532 | Social Sciences | 4 | 30 | 4205 | 4371 |
| 532 | Bioenergetics | 1 | 30 | 1696 | 1672 |
| 532 | Systems Biology | 6 | 30 | 1422 | 2771 |
| 532 | epilepsy | 1 | 30 | 1962 | 1758 |
| 532 | Thin Films | 6 | 30 | 408 | 898 |
| 532 | Ventilation | 4 | 30 | 487 | 978 |
| 532 | Imaging systems | 6 | 30 | 610 | 1080 |
| 532 | rehabilitation | 3 | 30 | 2772 | 3660 |
| 532 | Cerebral cortex | 1 | 30 | 1624 | 1726 |
| 541 | Environmental Law | 3 | 29 | 1357 | 2558 |
| 541 | Kinetics | 2 | 29 | 792 | 857 |
| 541 | Graphene | 1 | 29 | 331 | 329 |
| 541 | fuel cells | 2 | 29 | 1796 | 2101 |
| 541 | Sound | 8 | 29 | 519 | 947 |
| 541 | Roads | 4 | 29 | 745 | 938 |
| 541 | Radio frequency | 8 | 29 | 169 | 547 |
| 548 | Ethics | 1 | 28 | 2071 | 1394 |
| 548 | Organizational Sociology | 1 | 28 | 676 | 560 |
| 548 | Industrial Microbiology | 2 | 28 | 2903 | 3766 |
| 548 | Engineering Ethics | 1 | 28 | 458 | 416 |
| 548 | Sustainable urban development | 3 | 28 | 38 | 89 |
| 548 | Leukemia | 2 | 28 | 1777 | 2019 |
| 548 | Professional ethics | 1 | 28 | 640 | 556 |
| 548 | Glass | 4 | 28 | 1229 | 1974 |
| 548 | pottery | 4 | 28 | 1184 | 1929 |
| 557 | Animal ecology | 2 | 27 | 1648 | 1924 |
| 557 | Soft Condensed Matter | 4 | 27 | 1107 | 1893 |
| 557 | enzymes | 3 | 27 | 1860 | 2918 |
| 560 | Archaeology | 1 | 26 | 2538 | 1867 |
| 560 | Sustainable Development | 4 | 26 | 2268 | 3675 |
| 560 | Clinical Pharmacology | 1 | 26 | 2920 | 2769 |
| 560 | emergency management | 2 | 26 | 1355 | 1667 |
| 560 | Research Design | 3 | 26 | 1571 | 2432 |
| 560 | land degradation | 1 | 26 | 1102 | 1122 |
| 560 | body temperature | 2 | 26 | 737 | 961 |
| 560 | Planets | 3 | 26 | 1823 | 2852 |
| 560 | Navigation | 7 | 26 | 271 | 591 |
| 560 | Nonlinear mechanics | 3 | 26 | 476 | 763 |
| 560 | degradation | 1 | 26 | 1102 | 1122 |
| 571 | Environmental Toxicology | 5 | 25 | 2391 | 4835 |
| 571 | Human Geography | 4 | 25 | 1105 | 1600 |
| 571 | Sports Medicine | 2 | 25 | 3717 | 3513 |
| 571 | diffusion | 22 | 25 | 47 | 227 |
| 571 | Expert Systems | 5 | 25 | 77 | 404 |
| 571 | Extreme Value Theory | 2 | 25 | 110 | 137 |
| 571 | Ethology | 2 | 25 | 2084 | 2911 |
| 571 | Molecular Spectroscopy | 3 | 25 | 2193 | 3050 |
| 579 | Kinesiology | 1 | 24 | 387 | 310 |
| 579 | Atmospheric Physics | 5 | 24 | 1538 | 2751 |
| 579 | radiative transfer | 3 | 24 | 747 | 964 |
| 579 | Immunogenetics | 1 | 24 | 1523 | 1531 |
| 579 | Antigens | 1 | 24 | 1835 | 1806 |
| 579 | Elementary particles | 4 | 24 | 166 | 434 |
| 579 | mathematical concepts | 3 | 24 | 444 | 671 |
| 586 | Industrial Engineering | 4 | 23 | 2057 | 3292 |
| 586 | Aerospace Engineering | 8 | 23 | 231 | 580 |
| 586 | Health Policy | 1 | 23 | 4956 | 4362 |
| 586 | Systems Analysis | 5 | 23 | 982 | 1964 |
| 586 | Number Theory | 8 | 23 | 574 | 916 |
| 586 | reasoning | 7 | 23 | 178 | 742 |
| 586 | Semantic web | 3 | 23 | 162 | 373 |
| 586 | cell physiology | 3 | 23 | 1914 | 3235 |
| 586 | Membranes | 1 | 23 | 3068 | 3438 |
| 586 | biological monitoring | 2 | 23 | 779 | 1294 |
| 596 | Statistical Mechanics | 4 | 22 | 1326 | 1550 |
| 596 | Laser-plasma interactions | 4 | 22 | 86 | 158 |
| 596 | Alternative Medicine | 2 | 22 | 2831 | 3658 |
| 596 | complementary therapies | 2 | 22 | 3136 | 3826 |
| 596 | Liposomes | 3 | 22 | 649 | 1105 |
| 596 | Lipid bilayers | 2 | 22 | 688 | 858 |
| 596 | Plasma density | 4 | 22 | 86 | 158 |
| 596 | Methodology | 3 | 22 | 569 | 861 |
| 604 | Paleontology | 2 | 21 | 1798 | 2017 |
| 604 | Nanochemistry | 3 | 21 | 1536 | 2179 |
| 604 | Molecular Microbiology | 1 | 21 | 1677 | 2075 |
| 604 | Synchrotron Radiation | 2 | 21 | 628 | 784 |
| 604 | Discrete geometry | 5 | 21 | 211 | 401 |
| 604 | indoor air pollution | 2 | 21 | 607 | 1001 |
| 604 | Social behavior | 1 | 21 | 2207 | 2204 |
| 604 | Biomolecules | 1 | 21 | 994 | 1263 |
| 604 | Sick building syndrome | 2 | 21 | 607 | 1001 |
| 604 | Kidney diseases | 1 | 21 | 2005 | 1968 |
| 614 | Combinatorial chemistry | 1 | 20 | 1797 | 2036 |
| 614 | Crystallization | 1 | 20 | 1090 | 858 |
| 614 | Nonlinear Optics | 2 | 20 | 444 | 476 |
| 614 | economic policy | 17 | 20 | 1166 | 3317 |
| 614 | Moon | 1 | 20 | 435 | 331 |
| 614 | X-ray crystallography | 1 | 20 | 1103 | 1003 |
| 614 | Eigenvalues | 35 | 20 | 19 | 176 |
| 621 | Industrial Design | 2 | 19 | 406 | 542 |
| 621 | Software Maintenance | 1 | 19 | 461 | 389 |
| 621 | Biopharmaceutics | 1 | 19 | 2479 | 2599 |
| 621 | Historic Preservation | 3 | 19 | 119 | 208 |
| 621 | Travel | 3 | 19 | 1119 | 1789 |
| 621 | System design | 3 | 19 | 319 | 600 |
| 621 | irreversible processes | 3 | 19 | 29 | 66 |
| 621 | Nonequilibrium thermodynamics | 3 | 19 | 29 | 66 |
| 629 | Traffic Engineering | 2 | 18 | 610 | 947 |
| 629 | Climatology | 10 | 18 | 1171 | 3324 |
| 629 | Hypertension | 1 | 18 | 3012 | 3428 |
| 629 | Semantics | 2 | 18 | 370 | 438 |
| 629 | Hemodynamics | 1 | 18 | 1210 | 1512 |
| 629 | auditory perception | 3 | 18 | 352 | 727 |
| 629 | atmosphere | 4 | 18 | 828 | 1774 |
| 636 | Zoology | 1 | 17 | 4465 | 4097 |
| 636 | Anthropology | 1 | 17 | 3239 | 2612 |
| 636 | Computer Engineering | 5 | 17 | 684 | 1677 |
| 636 | Mobile Computing | 6 | 17 | 875 | 1898 |
| 636 | Comparative Physiology | 2 | 17 | 1162 | 1656 |
| 636 | Altitude Sickness | 5 | 17 | 81 | 376 |
| 636 | structural stability | 5 | 17 | 384 | 1017 |
| 636 | Hormones | 1 | 17 | 2537 | 2921 |
| 636 | Altitude | 5 | 17 | 81 | 376 |
| 645 | Occupational Health | 1 | 16 | 2585 | 2203 |
| 645 | Voice Disorders | 1 | 16 | 151 | 175 |
| 645 | Genomics | 2 | 16 | 4923 | 6526 |
| 645 | Quantum Mechanics | 3 | 16 | 216 | 274 |
| 645 | Speech Perception | 2 | 16 | 337 | 617 |
| 645 | Functional equations | 3 | 16 | 277 | 355 |
| 645 | occupational diseases | 1 | 16 | 2046 | 2380 |
| 645 | bioclimatology | 6 | 16 | 710 | 2073 |
| 645 | Social policy | 5 | 16 | 886 | 1796 |
| 645 | Entrepreneurship | 2 | 16 | 1477 | 2035 |
| 645 | Oral communication | 2 | 16 | 588 | 885 |
| 645 | ozone | 1 | 16 | 328 | 360 |
| 657 | Genetic Toxicology | 2 | 15 | 719 | 1524 |
| 657 | Landscape Ecology | 2 | 15 | 699 | 1221 |
| 657 | Organic Geochemistry | 1 | 15 | 750 | 1038 |
| 657 | Continuum Mechanics | 6 | 15 | 96 | 367 |
| 657 | Decision making | 1 | 15 | 3197 | 3191 |
| 657 | drug toxicity | 3 | 15 | 510 | 1453 |
| 663 | Histology | 1 | 14 | 3510 | 4090 |
| 663 | Anthropological Linguistics | 1 | 14 | 620 | 352 |
| 663 | Embedded Systems | 3 | 14 | 223 | 437 |
| 663 | Public Policy | 3 | 14 | 2215 | 4037 |
| 663 | Histochemistry | 1 | 14 | 2274 | 2383 |
| 663 | Topology | 7 | 14 | 240 | 498 |
| 663 | Bioremediation | 2 | 14 | 1333 | 2281 |
| 663 | Microwave circuits | 7 | 14 | 43 | 255 |
| 663 | Infrared spectroscopy | 1 | 14 | 820 | 1029 |
| 663 | Welding | 3 | 14 | 361 | 438 |
| 663 | Recombinant DNA | 2 | 14 | 2346 | 3436 |
| 674 | Chronobiology | 1 | 13 | 993 | 1038 |
| 674 | Neurobiology | 1 | 13 | 3200 | 3934 |
| 674 | Circadian rhythms | 1 | 13 | 712 | 886 |
| 674 | Liquid Crystals | 1 | 13 | 1712 | 1419 |
| 674 | biological clocks | 1 | 13 | 993 | 1038 |
| 674 | Turbulence | 2 | 13 | 369 | 585 |
| 674 | circadian rhythm | 1 | 13 | 993 | 1038 |
| 674 | biological rhythms | 1 | 13 | 935 | 1006 |
| 682 | Sociology | 4 | 12 | 3337 | 5972 |
| 682 | Medical Oncology | 3 | 12 | 2524 | 4040 |
| 682 | food technology | 3 | 12 | 3100 | 5235 |
| 682 | Bifurcation Theory | 2 | 12 | 996 | 1315 |
| 682 | Rock deformation | 4 | 12 | 189 | 656 |
| 682 | Powder Metallurgy | 5 | 12 | 305 | 618 |
| 682 | Freeze-Drying | 2 | 12 | 759 | 1130 |
| 682 | organized crime | 2 | 12 | 91 | 187 |
| 682 | Hypothermia | 2 | 12 | 759 | 1130 |
| 682 | Freeze Drying | 2 | 12 | 759 | 1130 |
| 682 | personality | 1 | 12 | 2445 | 2878 |
| 682 | X-ray optics | 1 | 12 | 5 | 13 |
| 682 | Climate | 5 | 12 | 497 | 1692 |
| 682 | weather | 5 | 12 | 470 | 1594 |
| 682 | brain mapping | 2 | 12 | 966 | 1629 |
| 697 | Computational Chemistry | 4 | 11 | 728 | 1625 |
| 697 | Neuropsychiatry | 1 | 11 | 1750 | 2174 |
| 697 | Genetic engineering | 2 | 11 | 3273 | 4968 |
| 697 | Microbial Ecology | 4 | 11 | 2454 | 5308 |
| 697 | Stochastic Processes | 6 | 11 | 742 | 1812 |
| 697 | Educational Technology | 2 | 11 | 2252 | 3203 |
| 697 | Quantum Chemistry | 1 | 11 | 1746 | 1727 |
| 697 | Public Spaces | 1 | 11 | 205 | 192 |
| 697 | Cognitive Science | 3 | 11 | 1840 | 3363 |
| 697 | X-ray spectroscopy | 3 | 11 | 277 | 597 |
| 697 | Intelligent Control Systems | 3 | 11 | 1432 | 2204 |
| 697 | Production Management | 2 | 11 | 1493 | 2523 |
| 697 | Magnetic Resonance Spectroscopy | 1 | 11 | 2183 | 2379 |
| 697 | Multimedia Systems | 9 | 11 | 1080 | 3142 |
| 697 | Mycology | 1 | 11 | 2969 | 3426 |
| 697 | mycoses | 1 | 11 | 1735 | 2275 |
| 697 | nuclear magnetic resonance spectroscopy | 1 | 11 | 1419 | 1509 |
| 697 | Eastern Europe | 9 | 11 | 514 | 1605 |
| 697 | personal space | 1 | 11 | 187 | 186 |
| 697 | NMR | 1 | 11 | 1098 | 1196 |
| 697 | magnetic resonance | 1 | 11 | 1137 | 1235 |
| 718 | Industrial Statistics | 5 | 10 | 122 | 529 |
| 718 | Chemotherapy | 1 | 10 | 2992 | 3580 |
| 718 | Psychosomatic Medicine | 2 | 10 | 1259 | 2202 |
| 718 | Computational Mathematics | 2 | 10 | 163 | 331 |
| 718 | Geographic information systems | 3 | 10 | 1358 | 2428 |
| 718 | Thermochemistry | 1 | 10 | 964 | 1175 |
| 718 | Proteome | 1 | 10 | 2321 | 3066 |
| 718 | drug therapy | 1 | 10 | 4523 | 5323 |
| 718 | Chemical industry | 2 | 10 | 2031 | 2850 |
| 718 | planning | 4 | 10 | 689 | 1837 |
| 718 | proteins | 1 | 10 | 3989 | 4537 |
| 729 | Systems Theory | 1 | 9 | 1492 | 1486 |
| 729 | Global Health | 2 | 9 | 1809 | 2778 |
| 729 | Risk Management | 2 | 9 | 1139 | 2066 |
| 729 | Nanophotonics | 2 | 9 | 463 | 927 |
| 729 | Electromagnetism | 5 | 9 | 683 | 1607 |
| 729 | Child | 2 | 9 | 3853 | 5363 |
| 729 | Biological Systems | 1 | 9 | 1738 | 2133 |
| 729 | Social Systems | 1 | 9 | 601 | 580 |
| 729 | Chromatography | 2 | 9 | 2481 | 3867 |
| 729 | Food | 1 | 9 | 5712 | 6832 |
| 729 | Adolescent | 2 | 9 | 3363 | 4801 |
| 729 | Light | 3 | 9 | 1242 | 2583 |
| 729 | Enzyme | 1 | 9 | 1026 | 1564 |
| 729 | Africa | 4 | 9 | 1751 | 3281 |
| 729 | Nuclear Facilities | 1 | 9 | 169 | 164 |
| 729 | Chromatographic analysis | 2 | 9 | 2873 | 4211 |
| 745 | Computational Linguistics | 2 | 8 | 886 | 1288 |
| 745 | Discrete Mathematics | 1 | 8 | 767 | 584 |
| 745 | Health Physics | 1 | 8 | 573 | 603 |
| 745 | Neurotransmitters | 1 | 8 | 1110 | 1074 |
| 745 | Air Conditioning | 1 | 8 | 469 | 572 |
| 745 | Flood forecasting | 1 | 8 | 278 | 528 |
| 745 | graph | 1 | 8 | 767 | 584 |
| 745 | Flood control | 1 | 8 | 687 | 901 |
| 745 | movement | 1 | 8 | 714 | 1020 |
| 745 | Reproduction | 1 | 8 | 4299 | 5151 |
| 745 | construction industry | 3 | 8 | 162 | 433 |
| 745 | heating | 1 | 8 | 376 | 490 |
| 745 | Fluorescence | 2 | 8 | 751 | 1245 |
| 745 | World Wide Web | 2 | 8 | 660 | 1057 |
| 745 | Textile industry | 1 | 8 | 1240 | 1190 |
| 760 | Psychology | 4 | 7 | 5627 | 9952 |
| 760 | Physical Therapy | 1 | 7 | 2699 | 3375 |
| 760 | Applied Mathematics | 3 | 7 | 1238 | 1746 |
| 760 | Evolutionary Genetics | 1 | 7 | 1561 | 2244 |
| 760 | Molecular Epidemiology | 1 | 7 | 1561 | 2244 |
| 760 | Freshwater invertebrates | 1 | 7 | 433 | 708 |
| 760 | Biodegradation | 1 | 7 | 1625 | 2354 |
| 760 | soil microbiology | 1 | 7 | 2768 | 3841 |
| 760 | Ecosystem management | 1 | 7 | 1436 | 1870 |
| 760 | Ergodic Theory | 1 | 7 | 51 | 71 |
| 760 | Ubiquitous computing | 2 | 7 | 381 | 612 |
| 760 | Developmental Immunology | 1 | 7 | 1637 | 2322 |
| 760 | Environmental risk assessment | 1 | 7 | 999 | 1414 |
| 760 | environmental control | 1 | 7 | 546 | 851 |
| 760 | industrial relations | 1 | 7 | 1569 | 1826 |
| 760 | Plant diseases | 1 | 7 | 3362 | 3865 |
| 760 | Microwave devices | 8 | 7 | 60 | 336 |
| 760 | Bones | 1 | 7 | 1822 | 2297 |
| 760 | Gastrointestinal diseases | 2 | 7 | 1144 | 2037 |
| 760 | Bone marrow | 1 | 7 | 20 | 86 |
| 780 | Oncology | 3 | 6 | 2899 | 5927 |
| 780 | Proteomics | 1 | 6 | 2297 | 3250 |
| 780 | Economic History | 5 | 6 | 3589 | 6220 |
| 780 | Engineering Geology | 3 | 6 | 1672 | 3055 |
| 780 | Digital electronics | 2 | 6 | 499 | 844 |
| 780 | Quality Control | 2 | 6 | 2788 | 4647 |
| 780 | Dendrochronology | 1 | 6 | 77 | 168 |
| 780 | Diffraction | 4 | 6 | 105 | 427 |
| 780 | Multivariate Analysis | 3 | 6 | 573 | 1209 |
| 780 | Organometallic chemistry | 2 | 6 | 2744 | 3823 |
| 780 | Molecular cloning | 1 | 6 | 2894 | 3779 |
| 780 | Genetic recombination | 1 | 6 | 2840 | 3735 |
| 780 | Electromagnetic waves | 2 | 6 | 331 | 716 |
| 780 | Sintering | 2 | 6 | 63 | 129 |
| 780 | Semigroups | 9 | 6 | 112 | 556 |
| 780 | human behavior | 2 | 6 | 3614 | 6305 |
| 780 | Aviation | 2 | 6 | 146 | 328 |
| 780 | Lipids | 1 | 6 | 2631 | 3619 |
| 780 | Library Science | 1 | 6 | 2648 | 2344 |
| 780 | Host-parasite interactions | 1 | 6 | 2424 | 3455 |
| 780 | Classification | 2 | 6 | 416 | 760 |
| 780 | Middle East | 1 | 6 | 2084 | 2108 |
| 780 | Ore deposits | 1 | 6 | 935 | 1232 |
| 803 | Radiation Oncology | 3 | 5 | 446 | 1194 |
| 803 | Cartography | 17 | 5 | 123 | 1163 |
| 803 | Cryptography | 1 | 5 | 1342 | 1433 |
| 803 | Telecommunications | 6 | 5 | 567 | 2117 |
| 803 | Oral Medicine | 1 | 5 | 1423 | 1594 |
| 803 | Atmospheric Chemistry | 1 | 5 | 1618 | 2260 |
| 803 | Physical organic chemistry | 1 | 5 | 2390 | 3114 |
| 803 | Chemical kinetics | 1 | 5 | 1555 | 1849 |
| 803 | Aerosols | 1 | 5 | 1170 | 1516 |
| 803 | Digital humanities | 2 | 5 | 131 | 360 |
| 803 | Finite Element Method | 1 | 5 | 665 | 969 |
| 803 | Interactive multimedia | 2 | 5 | 489 | 1066 |
| 803 | Memory | 1 | 5 | 3795 | 5024 |
| 803 | Attention | 1 | 5 | 3765 | 4942 |
| 803 | Perception | 1 | 5 | 3856 | 4960 |
| 803 | aerosol | 1 | 5 | 823 | 1097 |
| 819 | Education | 1 | 4 | 7409 | 7779 |
| 819 | Coastal Engineering | 1 | 4 | 327 | 471 |
| 819 | Rock Mechanics | 3 | 4 | 1090 | 2098 |
| 819 | Higher Education | 1 | 4 | 1180 | 1518 |
| 819 | Aerodynamics | 1 | 4 | 319 | 341 |
| 819 | Information Retrieval | 2 | 4 | 744 | 1497 |
| 819 | Psychopharmacology | 2 | 4 | 2368 | 3846 |
| 819 | Integrated Optics | 1 | 4 | 222 | 285 |
| 819 | microwave communication systems | 1 | 4 | 376 | 573 |
| 819 | Investment analysis | 1 | 4 | 1618 | 1933 |
| 819 | Formal Languages | 2 | 4 | 361 | 648 |
| 819 | Neuromuscular diseases | 1 | 4 | 1353 | 2004 |
| 819 | Transnational organized crime | 1 | 4 | 80 | 161 |
| 819 | Transnational Crime | 1 | 4 | 80 | 161 |
| 819 | visualization | 5 | 4 | 1576 | 3088 |
| 819 | Organometallic compounds | 1 | 4 | 2167 | 2760 |
| 819 | Fossil fuels | 1 | 4 | 214 | 234 |
| 819 | Harbors | 1 | 4 | 461 | 623 |
| 819 | medical education | 1 | 4 | 4046 | 4778 |
| 819 | radar | 2 | 4 | 337 | 775 |
| 819 | Sonar | 2 | 4 | 296 | 691 |
| 819 | Muscles | 1 | 4 | 1760 | 2539 |
| 819 | standardization | 1 | 4 | 187 | 287 |
| 819 | Instructional systems | 1 | 4 | 355 | 607 |
| 819 | Economic planning | 2 | 4 | 714 | 1591 |
| 844 | Criminology | 1 | 3 | 1654 | 2093 |
| 844 | Crime prevention | 1 | 3 | 638 | 851 |
| 844 | Microfabrication | 1 | 3 | 940 | 1445 |
| 844 | Healing | 1 | 3 | 297 | 541 |
| 844 | Medical Ethics | 1 | 3 | 2480 | 3274 |
| 844 | Evidence-Based Medicine | 1 | 3 | 2733 | 3771 |
| 844 | electric vehicles | 1 | 3 | 460 | 657 |
| 844 | Holistic Health | 1 | 3 | 1126 | 1768 |
| 844 | Exercise therapy | 1 | 3 | 968 | 1285 |
| 844 | Drying | 5 | 3 | 308 | 1265 |
| 844 | ceramic engineering | 1 | 3 | 206 | 144 |
| 844 | Chromosome mapping | 1 | 3 | 3710 | 5118 |
| 844 | Harmonic Analysis | 1 | 3 | 314 | 540 |
| 844 | food handling | 1 | 3 | 1825 | 2814 |
| 844 | Solutions | 1 | 3 | 805 | 1176 |
| 844 | Electroconvulsive therapy | 1 | 3 | 244 | 438 |
| 844 | Biomass | 1 | 3 | 1380 | 2334 |
| 844 | High performance computing | 1 | 3 | 212 | 333 |
| 844 | Respiration | 1 | 3 | 2852 | 3956 |
| 844 | Soviet Union | 1 | 3 | 1637 | 1925 |
| 844 | Criminal investigation | 1 | 3 | 447 | 695 |
| 865 | Geotechnical Engineering | 2 | 2 | 1006 | 1685 |
| 865 | Game Theory | 2 | 2 | 834 | 1528 |
| 865 | Public Administration | 1 | 2 | 2743 | 3406 |
| 865 | Architectural Design | 1 | 2 | 932 | 1361 |
| 865 | Databases | 1 | 2 | 727 | 1067 |
| 865 | Food Preservation | 1 | 2 | 1608 | 2359 |
| 865 | Boundary Value Problems | 2 | 2 | 610 | 1146 |
| 865 | Antenna Arrays | 2 | 2 | 218 | 497 |
| 865 | Fixed Point Theory | 1 | 2 | 713 | 890 |
| 865 | big data | 1 | 2 | 1283 | 1993 |
| 865 | International Finance | 1 | 2 | 2680 | 3472 |
| 865 | Hospitality industry | 1 | 2 | 877 | 1571 |
| 865 | marketing | 1 | 2 | 3217 | 4187 |
| 865 | brewing | 1 | 2 | 551 | 756 |
| 865 | anesthesia | 1 | 2 | 1298 | 1636 |
| 865 | cardiac catheterization | 1 | 2 | 1533 | 2055 |
| 865 | Methods | 1 | 2 | 287 | 494 |
| 865 | Yeast | 1 | 2 | 921 | 1439 |
| 865 | shipbuilding | 1 | 2 | 234 | 310 |
| 884 | Cochlear Implants | 1 | 1 | 238 | 421 |
| 884 | Economic Geography | 2 | 1 | 541 | 1185 |
| 884 | Ergonomics | 1 | 1 | 2081 | 2927 |
| 884 | Environmental Microbiology | 1 | 1 | 2821 | 4313 |
| 884 | International Relations | 1 | 1 | 2244 | 2665 |
| 884 | Fuzzy Logic | 1 | 1 | 306 | 734 |
| 884 | Probability | 1 | 1 | 1275 | 2033 |
| 884 | Diabetes mellitus | 3 | 1 | 2705 | 5855 |
| 884 | Geomagnetism | 1 | 1 | 1221 | 1782 |
| 884 | Distributed Databases | 1 | 1 | 364 | 641 |
| 884 | Superconductors | 2 | 1 | 1027 | 1709 |
| 884 | Corporate Social Responsibility | 1 | 1 | 696 | 1263 |
| 884 | environmental auditing | 1 | 1 | 722 | 1285 |
| 884 | Geriatric Oncology | 1 | 1 | 1283 | 2102 |
| 884 | Child Development | 1 | 1 | 3667 | 5288 |
| 884 | Financial management | 1 | 1 | 1100 | 1929 |
| 884 | International organizations | 1 | 1 | 11 | 6 |
| 884 | Spectroscopy | 1 | 1 | 558 | 922 |
| 884 | Sports | 1 | 1 | 3679 | 4457 |
| 884 | Cardiovascular diseases | 3 | 1 | 2092 | 4324 |
| 884 | Risk | 1 | 1 | 1226 | 2019 |
| 884 | Freezing | 1 | 1 | 764 | 1150 |
| 884 | peace | 1 | 1 | 957 | 1381 |
| 884 | Dementia | 5 | 1 | 1424 | 2874 |
| 884 | Alzheimer's disease | 5 | 1 | 1442 | 2974 |
| 884 | Bridges | 1 | 1 | 80 | 173 |
| 884 | Growth | 1 | 1 | 2155 | 3218 |
| 884 | Exercise | 1 | 1 | 2602 | 3463 |
| 884 | Diabetes | 3 | 1 | 2810 | 5897 |
| 913 | Humanities | 1 | 0 | 4163 | 5449 |
| 913 | Petroleum Engineering | 2 | 0 | 1099 | 2270 |
| 913 | Epidemiology | 1 | 0 | 7525 | 10125 |
| 913 | Surgery | 1 | 0 | 3852 | 5152 |
| 913 | Bioinstrumentation | 1 | 0 | 138 | 273 |
| 913 | Theology | 1 | 0 | 1662 | 1694 |
| 913 | Neurosurgery | 5 | 0 | 1150 | 3273 |
| 913 | Criminal psychology | 1 | 0 | 1346 | 2140 |
| 913 | Acoustics | 1 | 0 | 595 | 920 |
| 913 | Lung Transplantation | 1 | 0 | 1125 | 1490 |
| 913 | Morphology | 1 | 0 | 1647 | 2402 |
| 913 | Biochemical Genetics | 1 | 0 | 1097 | 1781 |
| 913 | Telemedicine | 1 | 0 | 1008 | 2043 |
| 913 | Forest Ecology | 1 | 0 | 1947 | 2964 |
| 913 | Multiscale Modeling | 1 | 0 | 128 | 232 |
| 913 | Plasma turbulence | 1 | 0 | 138 | 273 |
| 913 | Wireless Sensor Networks | 1 | 0 | 74 | 211 |
| 913 | Urban Transportation | 2 | 0 | 281 | 930 |
| 913 | Mass Spectrometry | 1 | 0 | 2335 | 3531 |
| 913 | police psychology | 1 | 0 | 243 | 546 |
| 913 | Primary health care | 1 | 0 | 3902 | 5846 |
| 913 | Diffusion of innovations | 1 | 0 | 262 | 642 |
| 913 | Biomarkers | 1 | 0 | 1072 | 2028 |
| 913 | Urban Renewal | 1 | 0 | 185 | 413 |
| 913 | Heart transplantation | 1 | 0 | 1125 | 1490 |
| 913 | Homeostasis | 1 | 0 | 942 | 1610 |
| 913 | Political Participation | 1 | 0 | 621 | 1044 |
| 913 | risk factors | 1 | 0 | 1506 | 2302 |
| 913 | Noise control | 6 | 0 | 188 | 629 |
| 913 | touch | 1 | 0 | 89 | 201 |
| 913 | Magnetic Separation | 1 | 0 | 5 | 9 |
| 913 | Forest Management | 1 | 0 | 1894 | 2854 |
| 913 | Molecular ecology | 1 | 0 | 2041 | 3147 |
| 913 | Russia | 1 | 0 | 516 | 688 |
| 913 | Central nervous system | 1 | 0 | 29 | 93 |
| 913 | Electrons | 1 | 0 | 262 | 531 |
| 913 | information warfare | 1 | 0 | 167 | 378 |
| 913 | drainage | 1 | 0 | 844 | 1393 |
| 913 | rare diseases | 2 | 0 | 1050 | 2317 |
| 913 | Central Asia | 2 | 0 | 322 | 1162 |
| 913 | Soundproofing | 1 | 0 | 272 | 510 |
| 913 | public works | 1 | 0 | 466 | 857 |
| 913 | arthritis | 1 | 0 | 2363 | 3512 |
| 913 | Evolution equations | 1 | 0 | 392 | 646 |
| 913 | mental processes | 1 | 0 | 751 | 1205 |
| 913 | biochemical markers | 1 | 0 | 1842 | 3216 |
| 913 | crime | 1 | 0 | 1183 | 1805 |
| 913 | India | 1 | 0 | 3895 | 5220 |
| 913 | Developing countries | 1 | 0 | 4935 | 7048 |
| 913 | Scanning electron microscopy | 1 | 0 | 474 | 961 |
| 913 | Extreme environments | 1 | 0 | 540 | 1068 |
| 913 | Industrial noise | 1 | 0 | 138 | 292 |
| 913 | remote sensing technology | 1 | 0 | 94 | 236 |
| 913 | Mollusks | 1 | 0 | 555 | 928 |
| 913 | Liver diseases | 1 | 0 | 2678 | 3971 |