| 1 | Chemistry | 1,645 | 88.1K | 240 | 261 |
| 2 | Physics | 806 | 46.3K | 570 | 696 |
| 3 | Materials | 998 | 34.4K | 156 | 240 |
| 4 | Medicine | 536 | 30.6K | 706 | 587 |
| 5 | Biology | 405 | 29.4K | 838 | 896 |
| 6 | Biocompatible Materials | 339 | 27.8K | 182 | 106 |
| 7 | Molecular Biology | 453 | 25.3K | 620 | 599 |
| 8 | Immunology | 226 | 23.3K | 445 | 261 |
| 9 | Science | 413 | 21.7K | 828 | 1168 |
| 10 | Research | 453 | 19.2K | 578 | 481 |
| 11 | Materials Science | 314 | 18.5K | 327 | 222 |
| 12 | Nanotechnology | 289 | 17.3K | 421 | 355 |
| 13 | Neurology | 342 | 17.2K | 570 | 598 |
| 14 | Biochemistry | 483 | 16.8K | 859 | 917 |
| 15 | Electrochemistry | 353 | 16.0K | 191 | 99 |
| 16 | Immunity | 50 | 15.9K | 515 | 176 |
| 17 | Human genetics | 104 | 14.2K | 345 | 486 |
| 18 | Astrophysics | 308 | 13.6K | 485 | 572 |
| 19 | Biophysics | 409 | 12.5K | 410 | 400 |
| 20 | Catalysis | 313 | 11.1K | 252 | 328 |
| 21 | Spectrum analysis | 189 | 10.6K | 536 | 484 |
| 22 | Microbiology | 173 | 9.9K | 990 | 894 |
| 23 | Chemical Engineering | 376 | 9.7K | 245 | 388 |
| 24 | Nutrition | 91 | 8.7K | 754 | 327 |
| 25 | Medical genetics | 185 | 8.7K | 296 | 387 |
| 26 | Environmental Health | 134 | 8.6K | 666 | 491 |
| 27 | Immune system | 14 | 8.5K | 531 | 144 |
| 28 | Computational Chemistry | 23 | 7.8K | 124 | 50 |
| 29 | Cytology | 130 | 7.7K | 740 | 853 |
| 30 | Public Health | 195 | 7.1K | 572 | 578 |
| 31 | Nuclear Physics | 188 | 7.0K | 899 | 763 |
| 32 | Cell Biology | 124 | 7.0K | 694 | 887 |
| 33 | Metabolism | 80 | 6.9K | 626 | 416 |
| 34 | Nanostructured Materials | 202 | 6.9K | 233 | 275 |
| 35 | Biotechnology | 129 | 6.6K | 932 | 864 |
| 36 | Aging | 82 | 6.4K | 512 | 229 |
| 37 | Natural history | 29 | 6.4K | 1559 | 1565 |
| 38 | Psychiatry | 120 | 6.3K | 713 | 642 |
| 39 | Solid State Physics | 194 | 6.2K | 623 | 564 |
| 40 | Metallurgy | 103 | 6.0K | 326 | 193 |
| 41 | Virology | 98 | 6.0K | 567 | 775 |
| 42 | Bioengineering | 107 | 5.9K | 592 | 612 |
| 43 | Immunotherapy | 29 | 5.8K | 579 | 173 |
| 44 | Allergy | 19 | 5.8K | 596 | 197 |
| 45 | Optics | 205 | 5.6K | 496 | 373 |
| 46 | nanoscience | 102 | 5.5K | 387 | 376 |
| 47 | Surface Chemistry | 142 | 5.2K | 456 | 419 |
| 48 | Rheumatology | 72 | 5.2K | 136 | 98 |
| 49 | Metals | 77 | 5.1K | 381 | 199 |
| 50 | Molecular structure | 81 | 5.1K | 252 | 180 |
| 51 | Environment | 71 | 5.0K | 1071 | 1039 |
| 52 | Condensed Matter | 159 | 4.9K | 680 | 658 |
| 53 | arthritis | 149 | 4.8K | 75 | 170 |
| 54 | Parenteral nutrition | 33 | 4.8K | 231 | 79 |
| 55 | Enteral nutrition | 32 | 4.7K | 147 | 59 |
| 56 | Pharmacology | 138 | 4.6K | 947 | 897 |
| 57 | Astronomy | 185 | 4.6K | 578 | 789 |
| 58 | hygiene | 41 | 4.5K | 38 | 4 |
| 59 | United States | 52 | 4.5K | 1374 | 566 |
| 60 | Polymers | 136 | 4.5K | 768 | 668 |
| 61 | Optical materials | 104 | 4.4K | 302 | 328 |
| 62 | Photonics | 81 | 4.3K | 206 | 218 |
| 63 | miniaturization | 40 | 4.2K | 422 | 292 |
| 64 | Colloids | 143 | 4.1K | 458 | 580 |
| 65 | Microelectronics | 56 | 4.1K | 340 | 263 |
| 66 | Physical Chemistry | 66 | 4.1K | 396 | 258 |
| 67 | biological factors | 76 | 4.0K | 131 | 81 |
| 68 | Composite Materials | 98 | 4.0K | 354 | 357 |
| 69 | Health | 68 | 3.9K | 337 | 169 |
| 70 | Genetics | 55 | 3.9K | 1085 | 971 |
| 71 | Cancer | 90 | 3.9K | 814 | 855 |
| 72 | management | 82 | 3.8K | 545 | 534 |
| 73 | Geriatrics | 140 | 3.8K | 324 | 363 |
| 74 | Renewable Energy Sources | 35 | 3.8K | 550 | 394 |
| 75 | Europe | 138 | 3.7K | 294 | 238 |
| 76 | Nervous system | 53 | 3.7K | 566 | 449 |
| 77 | Mathematical Physics | 56 | 3.6K | 727 | 325 |
| 78 | Diet | 40 | 3.6K | 581 | 365 |
| 79 | Long-Term Care | 15 | 3.6K | 198 | 47 |
| 79 | Long-term care facilities | 15 | 3.6K | 198 | 47 |
| 81 | Cell differentiation | 42 | 3.5K | 482 | 450 |
| 82 | Mental Disorders | 60 | 3.5K | 663 | 616 |
| 83 | Electronics | 107 | 3.4K | 528 | 310 |
| 84 | Bioorganic chemistry | 39 | 3.4K | 853 | 352 |
| 85 | Biomedical Engineering | 162 | 3.4K | 465 | 689 |
| 86 | Bone diseases | 19 | 3.4K | 86 | 23 |
| 87 | Computer Graphics | 63 | 3.4K | 211 | 134 |
| 88 | Organic Chemistry | 57 | 3.2K | 836 | 461 |
| 89 | Metabolic diseases | 41 | 3.2K | 803 | 665 |
| 90 | Biomechanics | 17 | 3.1K | 600 | 162 |
| 91 | Light | 13 | 3.1K | 474 | 195 |
| 92 | Social Psychology | 35 | 3.0K | 601 | 366 |
| 93 | Production Engineering | 201 | 3.0K | 53 | 89 |
| 94 | Pediatric Neurology | 13 | 2.9K | 608 | 279 |
| 95 | Diagnostic Imaging | 66 | 2.9K | 303 | 226 |
| 95 | fuel cells | 55 | 2.9K | 157 | 217 |
| 97 | Ceramic materials | 91 | 2.9K | 76 | 62 |
| 98 | Toxicology | 66 | 2.9K | 1163 | 948 |
| 99 | Analytical Chemistry | 71 | 2.9K | 1093 | 866 |
| 100 | Nanoparticles | 41 | 2.8K | 340 | 191 |
| 101 | Manufacturing Processes | 177 | 2.8K | 99 | 216 |
| 102 | Pollution | 42 | 2.8K | 1797 | 1466 |
| 103 | Neurophysiology | 61 | 2.8K | 785 | 846 |
| 104 | Energy Conversion | 46 | 2.7K | 194 | 321 |
| 104 | Glass | 75 | 2.7K | 130 | 124 |
| 106 | Pathology | 90 | 2.7K | 388 | 542 |
| 107 | Green Chemistry | 59 | 2.6K | 240 | 295 |
| 108 | polymerization | 74 | 2.6K | 955 | 792 |
| 109 | Ophthalmology | 52 | 2.5K | 398 | 290 |
| 110 | Mathematics | 315 | 2.5K | 604 | 865 |
| 111 | Nanostructures | 33 | 2.4K | 515 | 339 |
| 112 | concrete | 26 | 2.4K | 259 | 157 |
| 113 | Ceramics | 78 | 2.4K | 160 | 153 |
| 114 | Clinical Chemistry | 61 | 2.4K | 650 | 610 |
| 115 | Cell death | 27 | 2.3K | 372 | 305 |
| 116 | Cement | 24 | 2.3K | 143 | 102 |
| 117 | pottery | 65 | 2.3K | 142 | 143 |
| 118 | Autoimmunity | 48 | 2.3K | 70 | 96 |
| 119 | drug therapy | 57 | 2.2K | 554 | 464 |
| 120 | pain | 48 | 2.2K | 258 | 294 |
| 121 | Environmental Chemistry | 26 | 2.2K | 620 | 485 |
| 122 | Economics | 132 | 2.2K | 632 | 765 |
| 123 | Statistical physics | 95 | 2.2K | 824 | 840 |
| 124 | Data Mining | 19 | 2.1K | 469 | 198 |
| 125 | nucleic acids | 23 | 2.1K | 735 | 648 |
| 126 | Telecommunication | 43 | 2.1K | 431 | 153 |
| 127 | Genomics | 54 | 2.0K | 748 | 727 |
| 128 | Psychology | 61 | 2.0K | 1174 | 1141 |
| 129 | Biochemical Engineering | 48 | 2.0K | 794 | 1195 |
| 129 | viruses | 44 | 2.0K | 413 | 502 |
| 131 | Pharmaceutical Chemistry | 59 | 2.0K | 1014 | 1038 |
| 132 | Engineering | 136 | 2.0K | 340 | 475 |
| 133 | Physiology | 76 | 2.0K | 998 | 1224 |
| 134 | Hematology | 73 | 2.0K | 1117 | 1067 |
| 135 | Medical Physics | 80 | 2.0K | 276 | 323 |
| 136 | Organometallic compounds | 48 | 2.0K | 173 | 119 |
| 137 | energy conservation | 39 | 2.0K | 327 | 344 |
| 138 | Image Processing | 46 | 2.0K | 339 | 282 |
| 139 | Mental illness | 39 | 2.0K | 552 | 598 |
| 140 | Quantum Gravity | 38 | 1.9K | 903 | 675 |
| 141 | Ecology | 52 | 1.9K | 1948 | 2222 |
| 142 | Industrial Engineering | 87 | 1.9K | 155 | 231 |
| 143 | Earth Sciences | 54 | 1.9K | 807 | 718 |
| 144 | data collection | 16 | 1.9K | 286 | 140 |
| 145 | Signal Processing | 68 | 1.9K | 228 | 184 |
| 146 | Liver diseases | 24 | 1.8K | 629 | 602 |
| 147 | Child Development | 16 | 1.8K | 994 | 431 |
| 148 | Sustainable Engineering | 45 | 1.8K | 244 | 268 |
| 149 | Biodiversity conservation | 8 | 1.8K | 1254 | 725 |
| 150 | Wireless Communication Systems | 43 | 1.8K | 357 | 145 |
| 151 | Behavior | 41 | 1.8K | 911 | 937 |
| 152 | Molecular Microbiology | 25 | 1.8K | 286 | 298 |
| 153 | Host-parasite interactions | 21 | 1.7K | 468 | 474 |
| 154 | Climate change | 6 | 1.7K | 881 | 655 |
| 155 | innovation | 17 | 1.7K | 119 | 137 |
| 156 | Eutrophication | 5 | 1.7K | 933 | 653 |
| 157 | Computer-Aided Design | 60 | 1.7K | 85 | 109 |
| 158 | energy development | 9 | 1.7K | 388 | 195 |
| 159 | Neurochemistry | 46 | 1.6K | 691 | 772 |
| 160 | Histology | 48 | 1.6K | 377 | 428 |
| 161 | Botany | 37 | 1.6K | 1496 | 1368 |
| 161 | Brain | 38 | 1.6K | 973 | 886 |
| 163 | Hypertension | 31 | 1.6K | 584 | 710 |
| 164 | Medical innovations | 10 | 1.5K | 582 | 388 |
| 165 | Growth | 14 | 1.5K | 679 | 508 |
| 166 | Statistics | 45 | 1.5K | 753 | 532 |
| 167 | Child psychology | 4 | 1.5K | 1578 | 455 |
| 168 | Cardiovascular system | 20 | 1.4K | 785 | 769 |
| 169 | Medical Laboratory Science | 31 | 1.4K | 546 | 487 |
| 170 | personality | 8 | 1.4K | 945 | 441 |
| 171 | Information Technology | 29 | 1.4K | 614 | 303 |
| 172 | Therapeutics | 25 | 1.4K | 655 | 545 |
| 173 | plant molecular biology | 20 | 1.4K | 650 | 651 |
| 174 | Environmental monitoring | 29 | 1.4K | 1371 | 1214 |
| 175 | Homeostasis | 7 | 1.4K | 336 | 393 |
| 175 | Cell metabolism | 8 | 1.4K | 428 | 400 |
| 177 | Endocrinology | 27 | 1.4K | 1407 | 1328 |
| 178 | Developmental Biology | 32 | 1.4K | 728 | 862 |
| 179 | Solar Energy | 25 | 1.4K | 429 | 303 |
| 180 | Geology | 51 | 1.4K | 941 | 905 |
| 181 | Solid State Chemistry | 68 | 1.4K | 426 | 475 |
| 182 | Obstetrics | 61 | 1.3K | 617 | 675 |
| 183 | Immunopathology | 24 | 1.3K | 524 | 350 |
| 184 | Plant physiology | 18 | 1.3K | 1028 | 770 |
| 185 | Carbon | 18 | 1.3K | 522 | 402 |
| 186 | Pediatrics | 14 | 1.3K | 1596 | 991 |
| 187 | Synaptic Transmission | 27 | 1.3K | 76 | 54 |
| 188 | Product Design | 117 | 1.2K | 23 | 41 |
| 189 | Energy Storage | 44 | 1.2K | 164 | 258 |
| 189 | Communication | 24 | 1.2K | 682 | 353 |
| 191 | psychotherapy | 18 | 1.2K | 580 | 391 |
| 192 | Developmental Psychology | 18 | 1.2K | 404 | 322 |
| 193 | human behavior | 24 | 1.2K | 901 | 965 |
| 194 | Environmental Policy | 19 | 1.2K | 1388 | 1159 |
| 195 | Psychophysiology | 36 | 1.2K | 1034 | 1169 |
| 196 | Anatomy | 46 | 1.2K | 463 | 672 |
| 197 | Autoantibodies | 33 | 1.2K | 63 | 89 |
| 197 | Autoimmune diseases | 33 | 1.2K | 79 | 107 |
| 199 | Genetic engineering | 16 | 1.2K | 1083 | 716 |
| 200 | Nuclear Medicine | 11 | 1.2K | 680 | 288 |
| 201 | Bacteriology | 22 | 1.1K | 809 | 812 |
| 202 | environmental protection | 20 | 1.1K | 1478 | 1078 |
| 203 | Physical organic chemistry | 17 | 1.1K | 576 | 199 |
| 204 | Neurobiology | 18 | 1.1K | 950 | 869 |
| 205 | Business | 26 | 1.1K | 710 | 700 |
| 206 | Computer Vision | 22 | 1.1K | 338 | 356 |
| 207 | Reproduction | 33 | 1.1K | 800 | 734 |
| 208 | Paleontology | 51 | 1.1K | 271 | 296 |
| 209 | Epidemiology | 77 | 1.1K | 744 | 1346 |
| 210 | Speech Perception | 10 | 1.1K | 79 | 23 |
| 210 | auditory perception | 10 | 1.1K | 108 | 29 |
| 212 | Transplantation | 19 | 1.1K | 606 | 532 |
| 213 | Water | 13 | 1.1K | 1419 | 1064 |
| 214 | Oncology | 13 | 1.0K | 1338 | 1450 |
| 214 | Electrochemical Analysis | 7 | 1.0K | 1158 | 297 |
| 214 | Plant cells | 18 | 1.0K | 549 | 744 |
| 217 | Cosmology | 27 | 1.0K | 484 | 236 |
| 218 | Bacterial infections | 12 | 1.0K | 410 | 365 |
| 219 | nuclear astrophysics | 23 | 1.0K | 96 | 103 |
| 220 | particles | 55 | 1.0K | 59 | 79 |
| 221 | Embryology | 21 | 1.0K | 706 | 753 |
| 222 | Stem cells | 17 | 1.0K | 834 | 597 |
| 223 | Surgery | 20 | 1.0K | 1072 | 1168 |
| 224 | Virulence | 25 | 1.0K | 386 | 627 |
| 225 | Nonlinear Dynamics | 48 | 996 | 616 | 721 |
| 226 | Chromatographic analysis | 26 | 993 | 584 | 323 |
| 227 | Environmental Management | 22 | 990 | 1069 | 1077 |
| 228 | Engineering Mathematics | 43 | 987 | 515 | 362 |
| 229 | Sociology | 40 | 986 | 749 | 785 |
| 230 | Environmental Engineering | 21 | 982 | 1665 | 1446 |
| 231 | Speech | 9 | 981 | 542 | 215 |
| 232 | Agricultural Chemistry | 30 | 977 | 733 | 722 |
| 233 | Geochemistry | 31 | 970 | 768 | 840 |
| 234 | Magnetic Materials | 37 | 966 | 305 | 364 |
| 235 | Medical Oncology | 25 | 962 | 888 | 768 |
| 235 | Molecular Imaging | 8 | 962 | 511 | 248 |
| 237 | Chromatography | 25 | 951 | 480 | 282 |
| 238 | Electrophoresis | 23 | 945 | 538 | 376 |
| 239 | Alzheimer's disease | 12 | 944 | 973 | 386 |
| 240 | Oral communication | 6 | 943 | 280 | 34 |
| 241 | Cytogenetics | 17 | 938 | 761 | 824 |
| 242 | mycoses | 6 | 936 | 697 | 381 |
| 243 | Clinical Pharmacology | 25 | 926 | 495 | 393 |
| 244 | Water pollution | 8 | 922 | 2030 | 1113 |
| 245 | Sleep Disorders | 17 | 921 | 875 | 540 |
| 245 | Sleep | 17 | 921 | 879 | 540 |
| 247 | drug development | 7 | 900 | 808 | 574 |
| 248 | Neurosurgery | 23 | 895 | 429 | 375 |
| 249 | marketing | 14 | 886 | 931 | 638 |
| 250 | solar cells | 19 | 882 | 233 | 248 |
| 251 | mass transfer | 29 | 880 | 464 | 486 |
| 252 | Operations Research | 59 | 870 | 390 | 678 |
| 252 | Plants | 18 | 870 | 975 | 926 |
| 254 | Radiobiology | 21 | 865 | 876 | 598 |
| 255 | Artificial Intelligence | 27 | 861 | 1428 | 1162 |
| 256 | Sports | 26 | 839 | 762 | 606 |
| 257 | Histochemistry | 25 | 828 | 298 | 220 |
| 258 | Vocational guidance | 9 | 823 | 510 | 294 |
| 259 | Rheology | 30 | 819 | 97 | 119 |
| 260 | Cognition | 12 | 811 | 963 | 659 |
| 261 | Muscles | 16 | 805 | 349 | 307 |
| 262 | Environmental Law | 11 | 804 | 559 | 542 |
| 263 | Genetic regulation | 11 | 803 | 681 | 615 |
| 264 | Surface properties | 19 | 799 | 290 | 291 |
| 265 | nuclear magnetic resonance | 22 | 798 | 420 | 318 |
| 265 | Magnetic Resonance Spectroscopy | 22 | 798 | 464 | 322 |
| 267 | Extracellular matrix | 9 | 796 | 129 | 93 |
| 267 | collagen | 9 | 796 | 142 | 97 |
| 269 | Industrial Policy | 2 | 790 | 708 | 79 |
| 270 | solar power | 16 | 789 | 229 | 238 |
| 271 | Sports Medicine | 13 | 785 | 1548 | 825 |
| 272 | Leukemia | 21 | 779 | 607 | 647 |
| 273 | gene mapping | 13 | 775 | 1147 | 1007 |
| 274 | Learning | 12 | 765 | 717 | 490 |
| 275 | Bioinorganic chemistry | 46 | 763 | 234 | 391 |
| 276 | Medical Technology | 14 | 757 | 819 | 448 |
| 277 | Neuropsychology | 24 | 747 | 953 | 967 |
| 278 | Geophysics | 24 | 739 | 1746 | 1698 |
| 278 | Chromosome mapping | 10 | 739 | 1239 | 857 |
| 280 | Psychopharmacology | 20 | 730 | 783 | 866 |
| 281 | Drug design | 13 | 727 | 831 | 552 |
| 282 | Semiconductors | 18 | 714 | 869 | 471 |
| 283 | Technological Innovations | 9 | 712 | 525 | 170 |
| 284 | Signal Transduction | 11 | 705 | 833 | 714 |
| 285 | Health promotion | 19 | 702 | 583 | 531 |
| 286 | biopolymers | 34 | 699 | 279 | 411 |
| 287 | Child | 13 | 689 | 1523 | 897 |
| 288 | Health Policy | 46 | 684 | 504 | 846 |
| 289 | Paleoclimatology | 23 | 682 | 374 | 464 |
| 289 | Zeolites | 18 | 682 | 278 | 279 |
| 291 | Radio | 24 | 675 | 212 | 129 |
| 292 | Organometallic chemistry | 38 | 671 | 375 | 410 |
| 293 | cloning | 8 | 670 | 462 | 407 |
| 294 | Criminology | 21 | 662 | 340 | 249 |
| 295 | Organizational change | 8 | 661 | 390 | 138 |
| 296 | Paleoecology | 22 | 660 | 370 | 411 |
| 297 | Computational Biology | 31 | 659 | 867 | 1301 |
| 298 | Numerical Analysis | 42 | 658 | 544 | 616 |
| 298 | drugs | 26 | 658 | 748 | 805 |
| 300 | Visual Perception | 28 | 652 | 627 | 774 |
| 301 | industrial relations | 27 | 651 | 207 | 163 |
| 302 | Chemical processes | 47 | 645 | 42 | 99 |
| 303 | Soft Condensed Matter | 31 | 642 | 292 | 393 |
| 304 | cryosphere | 16 | 639 | 176 | 177 |
| 305 | Microscopy | 31 | 635 | 383 | 409 |
| 306 | Paleogeography | 21 | 631 | 327 | 391 |
| 307 | Technology | 43 | 629 | 1158 | 1551 |
| 308 | preventive medicine | 30 | 624 | 369 | 603 |
| 309 | infection | 22 | 623 | 630 | 847 |
| 310 | United Kingdom | 19 | 620 | 698 | 817 |
| 311 | environmental pollution | 22 | 619 | 2061 | 2490 |
| 312 | Surface-Active Agents | 15 | 618 | 339 | 344 |
| 313 | calcification | 7 | 617 | 389 | 206 |
| 313 | Plastics | 22 | 617 | 568 | 432 |
| 315 | Mineralogy | 28 | 614 | 478 | 556 |
| 316 | Infections | 21 | 612 | 393 | 684 |
| 317 | Pharmacogenetics | 12 | 608 | 581 | 486 |
| 318 | Meteorology | 16 | 605 | 1219 | 1335 |
| 318 | Combustion | 18 | 605 | 522 | 460 |
| 320 | Social Sciences | 28 | 602 | 1230 | 922 |
| 321 | Labor Economics | 23 | 601 | 71 | 112 |
| 322 | Pharmaceutical Technology | 16 | 597 | 673 | 597 |
| 323 | Fluid Mechanics | 29 | 594 | 553 | 585 |
| 324 | Recombinant DNA | 8 | 591 | 1140 | 570 |
| 325 | Clinical Psychology | 9 | 590 | 1017 | 833 |
| 326 | Dermatology | 18 | 589 | 944 | 823 |
| 327 | gene therapy | 17 | 588 | 484 | 642 |
| 328 | Microwaves | 37 | 586 | 238 | 141 |
| 329 | Genetic therapy | 16 | 582 | 596 | 686 |
| 330 | Decision making | 23 | 579 | 412 | 503 |
| 331 | Industrial Microbiology | 15 | 568 | 876 | 970 |
| 332 | Social Change | 8 | 562 | 559 | 431 |
| 333 | Vaccines | 9 | 561 | 1342 | 895 |
| 334 | cardiac catheterization | 8 | 560 | 646 | 248 |
| 335 | Economic History | 26 | 554 | 1374 | 1100 |
| 336 | Fracture mechanics | 20 | 546 | 561 | 510 |
| 337 | children | 3 | 536 | 629 | 182 |
| 338 | Atomic spectroscopy | 8 | 535 | 821 | 362 |
| 339 | behavior modification | 2 | 534 | 535 | 220 |
| 339 | child behavior | 2 | 534 | 582 | 164 |
| 341 | Metallic Glasses | 3 | 532 | 500 | 129 |
| 342 | alcoholism | 19 | 527 | 640 | 739 |
| 343 | Research Design | 7 | 523 | 964 | 509 |
| 344 | human development | 8 | 522 | 487 | 325 |
| 345 | Structural optimization | 27 | 519 | 41 | 105 |
| 345 | Memory | 22 | 519 | 843 | 1033 |
| 347 | catalytic activity | 14 | 518 | 247 | 241 |
| 348 | Attention | 22 | 517 | 780 | 933 |
| 348 | Perception | 22 | 517 | 856 | 1014 |
| 350 | Energy Harvesting | 12 | 516 | 186 | 323 |
| 351 | Energy Policy | 23 | 512 | 938 | 1541 |
| 352 | Gerontology | 29 | 511 | 633 | 725 |
| 353 | Raman spectroscopy | 17 | 510 | 226 | 189 |
| 353 | Astrocytes | 16 | 510 | 140 | 308 |
| 355 | Catalysts | 7 | 509 | 452 | 170 |
| 356 | Eating Disorders | 11 | 508 | 514 | 387 |
| 356 | Feeding and Eating Disorders | 11 | 508 | 485 | 374 |
| 358 | Chemical industry | 126 | 507 | 84 | 302 |
| 359 | Neurons | 5 | 506 | 698 | 949 |
| 360 | Liposomes | 7 | 498 | 320 | 172 |
| 360 | Diabetes | 17 | 498 | 1229 | 1635 |
| 362 | Ultrasonics | 15 | 495 | 375 | 448 |
| 363 | nuclear magnetic resonance spectroscopy | 2 | 493 | 1135 | 225 |
| 364 | Lipid bilayers | 6 | 492 | 305 | 161 |
| 365 | Critical Care | 8 | 491 | 1347 | 1310 |
| 365 | Critical Care Medicine | 8 | 491 | 1258 | 1294 |
| 367 | Political Science | 13 | 488 | 1005 | 564 |
| 368 | Bioinformatics | 23 | 487 | 768 | 1198 |
| 369 | cytokines | 7 | 486 | 1002 | 622 |
| 370 | Fluid Dynamics | 20 | 481 | 411 | 430 |
| 371 | Quantum Optics | 5 | 479 | 828 | 268 |
| 371 | Laser Spectroscopy | 5 | 479 | 769 | 238 |
| 373 | Otolaryngology | 10 | 476 | 378 | 235 |
| 374 | Granular materials | 26 | 474 | 59 | 112 |
| 375 | environmental exposure | 14 | 470 | 908 | 898 |
| 376 | Neurotransmitters | 3 | 466 | 705 | 163 |
| 377 | Diabetes mellitus | 15 | 465 | 1248 | 1627 |
| 378 | Kidney diseases | 18 | 459 | 382 | 471 |
| 379 | lasers | 33 | 454 | 400 | 508 |
| 380 | Educational Psychology | 17 | 453 | 606 | 616 |
| 380 | Molecules | 20 | 453 | 643 | 636 |
| 382 | Clinical Biochemistry | 11 | 451 | 817 | 597 |
| 382 | mathematical analysis | 48 | 451 | 685 | 811 |
| 384 | Educational Technology | 7 | 450 | 1067 | 497 |
| 385 | cell interaction | 21 | 448 | 358 | 605 |
| 386 | Parasitology | 16 | 446 | 1263 | 1143 |
| 386 | biological evolution | 14 | 446 | 1144 | 1482 |
| 388 | Dementia | 6 | 444 | 1353 | 575 |
| 389 | Molecular cloning | 7 | 442 | 1162 | 687 |
| 389 | Genetic recombination | 7 | 442 | 1145 | 675 |
| 391 | Tissue Engineering | 6 | 438 | 178 | 106 |
| 391 | Cardiovascular diseases | 8 | 438 | 1253 | 805 |
| 393 | Sarcopenia | 7 | 433 | 202 | 211 |
| 394 | medical education | 21 | 429 | 740 | 766 |
| 395 | Radiology | 13 | 428 | 973 | 633 |
| 395 | Palliative Care | 25 | 428 | 218 | 299 |
| 397 | Information Systems | 18 | 427 | 434 | 535 |
| 398 | Hemodynamics | 7 | 425 | 485 | 468 |
| 399 | Photochemistry | 17 | 424 | 726 | 818 |
| 400 | natural disasters | 9 | 421 | 725 | 558 |
| 401 | Food | 62 | 418 | 540 | 1798 |
| 402 | behavioral medicine | 12 | 416 | 665 | 809 |
| 403 | Medical Microbiology | 13 | 415 | 1491 | 1848 |
| 403 | Public opinion | 5 | 415 | 327 | 127 |
| 405 | Photobiology | 15 | 414 | 524 | 538 |
| 406 | Radiation Oncology | 17 | 411 | 96 | 124 |
| 407 | ethanol | 14 | 406 | 164 | 173 |
| 408 | Animal Behavior | 7 | 405 | 1541 | 1341 |
| 409 | Molecular Genetics | 8 | 401 | 1573 | 1376 |
| 410 | Forest Ecology | 12 | 399 | 568 | 605 |
| 411 | Orthopedics | 10 | 396 | 1115 | 925 |
| 412 | Clinical Immunology | 14 | 392 | 700 | 741 |
| 413 | Antigens | 10 | 390 | 568 | 488 |
| 414 | Cytokine | 4 | 389 | 400 | 240 |
| 415 | Geography | 23 | 388 | 890 | 1141 |
| 415 | Molecular Spectroscopy | 7 | 388 | 1373 | 763 |
| 417 | Serology | 7 | 387 | 304 | 138 |
| 417 | Oncogenes | 11 | 387 | 786 | 1171 |
| 419 | Climatology | 11 | 384 | 1080 | 1091 |
| 420 | Radiography | 14 | 383 | 331 | 378 |
| 421 | Biodiversity | 19 | 381 | 951 | 1376 |
| 422 | Inflammation | 21 | 380 | 372 | 774 |
| 423 | pain management | 17 | 378 | 200 | 252 |
| 424 | Antibodies | 9 | 377 | 424 | 366 |
| 425 | Mechanical Engineering | 23 | 376 | 965 | 861 |
| 426 | Production Management | 6 | 373 | 826 | 769 |
| 427 | Neuromuscular diseases | 9 | 372 | 426 | 382 |
| 428 | Geriatric Psychiatry | 7 | 366 | 849 | 610 |
| 429 | Membranes | 14 | 363 | 955 | 1302 |
| 430 | Informatics | 20 | 362 | 198 | 437 |
| 431 | Obesity | 13 | 359 | 1235 | 1563 |
| 432 | Criminal psychology | 9 | 357 | 467 | 348 |
| 433 | Conservation Biology | 4 | 351 | 1216 | 741 |
| 434 | Lung Transplantation | 5 | 349 | 651 | 346 |
| 434 | Heart transplantation | 5 | 349 | 651 | 346 |
| 436 | actuators | 14 | 348 | 1145 | 1406 |
| 436 | transducers | 14 | 348 | 1145 | 1406 |
| 438 | Biomass Energy | 10 | 347 | 1597 | 1770 |
| 439 | Microorganisms | 1 | 346 | 2340 | 984 |
| 440 | Crystal growth | 21 | 345 | 284 | 479 |
| 441 | biocatalysis | 3 | 343 | 191 | 274 |
| 441 | Homogeneous catalysis | 3 | 343 | 191 | 274 |
| 441 | Heterogeneous catalysis | 3 | 343 | 191 | 274 |
| 444 | Petrology | 15 | 339 | 504 | 632 |
| 445 | violence | 2 | 337 | 1393 | 480 |
| 446 | Microwave devices | 14 | 336 | 26 | 8 |
| 446 | Cell communication | 16 | 336 | 224 | 445 |
| 448 | free radicals | 12 | 335 | 877 | 1181 |
| 449 | Process Control | 5 | 332 | 695 | 643 |
| 449 | Sound | 10 | 332 | 343 | 154 |
| 451 | Environmental Geology | 9 | 329 | 966 | 836 |
| 452 | Bones | 12 | 327 | 526 | 672 |
| 453 | economic policy | 34 | 326 | 658 | 907 |
| 453 | Investments | 7 | 326 | 311 | 118 |
| 455 | genome | 10 | 325 | 1049 | 1563 |
| 455 | Aggression | 1 | 325 | 960 | 257 |
| 457 | Oxidation-reduction | 5 | 324 | 759 | 785 |
| 458 | Business Ethics | 5 | 321 | 739 | 731 |
| 459 | food technology | 18 | 320 | 1125 | 1647 |
| 460 | clay | 5 | 319 | 647 | 456 |
| 461 | research and development | 8 | 316 | 111 | 129 |
| 462 | Education | 29 | 314 | 1403 | 1618 |
| 462 | Linguistics | 12 | 314 | 808 | 569 |
| 462 | Osteoporosis | 4 | 314 | 342 | 128 |
| 465 | Quantum Chemistry | 28 | 312 | 182 | 284 |
| 466 | Computational Fluid Dynamics | 13 | 310 | 247 | 251 |
| 467 | Antioxidants | 4 | 309 | 789 | 708 |
| 468 | Luminescence | 13 | 307 | 581 | 484 |
| 469 | Powder Metallurgy | 5 | 305 | 297 | 36 |
| 469 | Entrepreneurship | 6 | 305 | 744 | 693 |
| 469 | coal | 14 | 305 | 726 | 1133 |
| 472 | Econometrics | 18 | 303 | 548 | 696 |
| 472 | Smart Materials | 8 | 303 | 541 | 396 |
| 474 | Infertility | 8 | 302 | 881 | 851 |
| 474 | fertility | 8 | 302 | 937 | 902 |
| 476 | Planets | 7 | 301 | 1325 | 1341 |
| 477 | histological techniques | 6 | 298 | 585 | 573 |
| 477 | carcinogens | 4 | 298 | 1118 | 782 |
| 479 | Biosensors | 9 | 295 | 783 | 1125 |
| 479 | Bioelectronics | 9 | 295 | 633 | 1016 |
| 481 | Growth factors | 3 | 291 | 312 | 264 |
| 482 | Primary health care | 10 | 289 | 1136 | 955 |
| 483 | System analysis | 27 | 288 | 760 | 1299 |
| 483 | Adolescent | 13 | 288 | 1222 | 1300 |
| 483 | Export Marketing | 2 | 288 | 308 | 128 |
| 486 | Radiation | 19 | 287 | 959 | 1184 |
| 487 | Microbial Ecology | 7 | 282 | 1907 | 2218 |
| 487 | Crystallography | 20 | 282 | 729 | 595 |
| 487 | Sonochemistry | 5 | 282 | 454 | 450 |
| 487 | mutagens | 4 | 282 | 929 | 765 |
| 491 | energy resources | 9 | 281 | 829 | 1303 |
| 492 | Tribology | 9 | 278 | 750 | 608 |
| 492 | occupational diseases | 8 | 278 | 638 | 576 |
| 492 | Jurisprudence | 15 | 278 | 406 | 410 |
| 495 | Diffraction | 3 | 276 | 143 | 17 |
| 495 | rare diseases | 11 | 276 | 330 | 445 |
| 497 | Sedimentology | 11 | 274 | 249 | 362 |
| 498 | Hydrology | 15 | 272 | 1339 | 1603 |
| 498 | Carcinogenesis | 4 | 272 | 1137 | 858 |
| 500 | Plant Ecology | 8 | 271 | 1291 | 1431 |
| 500 | Parasitic Diseases | 11 | 271 | 1357 | 1545 |
| 502 | Oceanography | 5 | 269 | 1754 | 1307 |
| 502 | Aerosols | 13 | 269 | 273 | 313 |
| 502 | Proteome | 10 | 269 | 739 | 1004 |
| 505 | Health Education | 11 | 268 | 1156 | 1117 |
| 506 | commerce | 13 | 267 | 742 | 894 |
| 507 | Health Services Research | 14 | 266 | 865 | 1046 |
| 507 | Chemical analysis | 11 | 266 | 658 | 721 |
| 509 | Politics | 1 | 260 | 1390 | 233 |
| 509 | government | 1 | 260 | 1476 | 304 |
| 509 | Social work | 1 | 260 | 3074 | 613 |
| 509 | proteins | 15 | 260 | 1164 | 1575 |
| 513 | Regional Planning | 20 | 258 | 599 | 881 |
| 513 | Biometrics | 14 | 258 | 572 | 693 |
| 513 | Criminal behavior | 3 | 258 | 204 | 57 |
| 516 | voice | 20 | 256 | 104 | 200 |
| 516 | rehabilitation | 10 | 256 | 1480 | 1519 |
| 518 | Control Theory | 19 | 255 | 703 | 830 |
| 519 | Physical fitness | 5 | 254 | 980 | 683 |
| 520 | Nanoelectronics | 22 | 251 | 218 | 277 |
| 521 | Reproductive health | 8 | 250 | 510 | 459 |
| 521 | Cerebral cortex | 10 | 250 | 605 | 866 |
| 523 | Speech-Language Pathology | 5 | 248 | 206 | 94 |
| 523 | automatic speech recognition | 5 | 248 | 81 | 53 |
| 525 | Biogeography | 4 | 247 | 1007 | 1030 |
| 526 | Immunochemistry | 4 | 245 | 1144 | 595 |
| 526 | Gastrointestinal diseases | 9 | 245 | 396 | 318 |
| 528 | Music | 20 | 244 | 241 | 300 |
| 528 | Nonlinear mechanics | 6 | 244 | 272 | 162 |
| 528 | Meteorites | 9 | 244 | 696 | 940 |
| 531 | Structural design | 5 | 243 | 647 | 394 |
| 531 | Metallography | 8 | 243 | 492 | 422 |
| 533 | Documentation | 5 | 242 | 237 | 164 |
| 534 | Porous materials | 12 | 241 | 254 | 246 |
| 535 | adolescence | 6 | 238 | 714 | 651 |
| 536 | Germany | 78 | 237 | 35 | 112 |
| 536 | scientific societies | 5 | 237 | 752 | 516 |
| 538 | Genetic disorders | 12 | 236 | 263 | 389 |
| 539 | Cosmochemistry | 5 | 234 | 839 | 696 |
| 540 | vascular diseases | 5 | 233 | 713 | 728 |
| 541 | Asia | 15 | 232 | 1277 | 1234 |
| 542 | Engineering Geology | 7 | 230 | 1036 | 984 |
| 543 | Forensic Psychiatry | 5 | 227 | 495 | 281 |
| 543 | China | 17 | 227 | 1324 | 1774 |
| 543 | Human Resources | 5 | 227 | 319 | 320 |
| 546 | Developing countries | 8 | 226 | 1706 | 1570 |
| 547 | Computer Science | 17 | 224 | 851 | 973 |
| 547 | Plant Genetics | 4 | 224 | 703 | 694 |
| 549 | Sustainable Development | 6 | 222 | 1709 | 1580 |
| 550 | Thrombosis | 8 | 221 | 866 | 963 |
| 550 | Lipids | 5 | 221 | 1302 | 1248 |
| 552 | Diagnostic microbiology | 7 | 218 | 1148 | 1711 |
| 553 | Strategic planning | 7 | 216 | 461 | 463 |
| 553 | Respiration | 6 | 216 | 1413 | 1374 |
| 555 | Genes | 4 | 214 | 1215 | 799 |
| 556 | Electrical Engineering | 46 | 213 | 1003 | 1543 |
| 556 | Building Materials | 3 | 213 | 1861 | 1496 |
| 556 | Mass Spectrometry | 12 | 213 | 688 | 909 |
| 559 | Mechanics | 16 | 211 | 534 | 638 |
| 559 | Sedimentary rocks | 8 | 211 | 350 | 418 |
| 559 | Detectors | 19 | 211 | 195 | 234 |
| 562 | Systems Engineering | 9 | 210 | 1365 | 1123 |
| 563 | internet | 9 | 207 | 658 | 665 |
| 564 | Electromagnetic waves | 18 | 205 | 24 | 58 |
| 564 | Quality of life | 9 | 205 | 945 | 1291 |
| 564 | biochemical markers | 3 | 205 | 1061 | 429 |
| 567 | Schizophrenia | 4 | 204 | 1194 | 1062 |
| 568 | Human-Computer Interaction | 13 | 203 | 635 | 966 |
| 569 | Chromosomes | 4 | 202 | 1085 | 910 |
| 569 | Radio frequency | 11 | 202 | 117 | 148 |
| 571 | Heat Exchangers | 5 | 201 | 1021 | 994 |
| 571 | visualization | 29 | 201 | 412 | 508 |
| 571 | Consumer education | 3 | 201 | 346 | 227 |
| 571 | toxicity testing | 1 | 201 | 1648 | 527 |
| 575 | Semiconductor industry | 14 | 199 | 246 | 271 |
| 576 | Cognitive Science | 8 | 198 | 986 | 1234 |
| 577 | supercritical fluids | 9 | 197 | 187 | 275 |
| 578 | Ethology | 4 | 196 | 1615 | 1604 |
| 578 | blood transfusion | 11 | 196 | 467 | 554 |
| 580 | Nephrology | 5 | 194 | 562 | 666 |
| 581 | Environmental Toxicology | 4 | 193 | 2639 | 2431 |
| 581 | Environmental pollutants | 4 | 193 | 2445 | 2017 |
| 583 | water supply | 8 | 192 | 632 | 866 |
| 583 | data protection | 8 | 192 | 235 | 193 |
| 585 | Welfare Economics | 3 | 189 | 503 | 326 |
| 585 | Nanophotonics | 5 | 189 | 218 | 244 |
| 587 | health planning | 10 | 188 | 1309 | 1421 |
| 588 | software | 8 | 187 | 546 | 789 |
| 589 | Chemotherapy | 13 | 186 | 858 | 1348 |
| 590 | Natural resources | 12 | 185 | 342 | 646 |
| 590 | amino acids | 5 | 185 | 475 | 453 |
| 592 | Genetic Toxicology | 2 | 184 | 729 | 500 |
| 592 | Government policy | 2 | 184 | 242 | 137 |
| 594 | Molecular Pharmacology | 6 | 183 | 656 | 840 |
| 594 | Ultrasound | 6 | 183 | 403 | 399 |
| 594 | aerosol | 11 | 183 | 203 | 275 |
| 597 | Evolution | 10 | 182 | 1257 | 1863 |
| 598 | emergency management | 2 | 178 | 1352 | 569 |
| 598 | Molecular evolution | 4 | 178 | 1889 | 1677 |
| 600 | Bioenergetics | 2 | 176 | 1303 | 799 |
| 600 | Energy metabolism | 2 | 176 | 935 | 625 |
| 600 | school environment | 2 | 176 | 147 | 46 |
| 603 | Wildlife conservation | 3 | 175 | 1440 | 1275 |
| 604 | plant communities | 5 | 174 | 993 | 1144 |
| 604 | Exercise | 5 | 174 | 1206 | 873 |
| 606 | older people | 18 | 173 | 717 | 938 |
| 606 | Ore deposits | 8 | 173 | 322 | 408 |
| 608 | Occupational Health | 10 | 171 | 646 | 727 |
| 608 | Hydraulic Engineering | 10 | 171 | 550 | 694 |
| 608 | epilepsy | 12 | 171 | 529 | 814 |
| 608 | Hydrodynamics | 10 | 171 | 303 | 491 |
| 608 | embryonic development | 1 | 171 | 926 | 358 |
| 613 | Geomorphology | 6 | 170 | 1146 | 1309 |
| 613 | Pharmacognosy | 4 | 170 | 1923 | 1773 |
| 613 | natural products | 4 | 170 | 1808 | 1242 |
| 613 | Emotions | 3 | 170 | 663 | 593 |
| 617 | Bacteria | 8 | 169 | 198 | 498 |
| 618 | Comparative Physiology | 3 | 168 | 989 | 697 |
| 619 | Orthopedic Surgery | 4 | 167 | 961 | 726 |
| 620 | Regional Economics | 7 | 166 | 255 | 284 |
| 621 | Information Theory | 9 | 165 | 744 | 824 |
| 621 | Biogeochemistry | 6 | 165 | 939 | 1249 |
| 623 | Biomarkers | 1 | 164 | 1078 | 195 |
| 623 | Ferroelectricity | 3 | 164 | 1095 | 413 |
| 625 | Dynamics | 16 | 163 | 771 | 994 |
| 625 | Ethnology | 9 | 163 | 976 | 817 |
| 625 | transport vesicles | 2 | 163 | 373 | 531 |
| 628 | Speech Disorders | 7 | 160 | 790 | 823 |
| 628 | Quantum theory | 8 | 160 | 610 | 644 |
| 630 | Physical Therapy | 6 | 159 | 1154 | 1332 |
| 630 | hospice care | 15 | 159 | 163 | 313 |
| 630 | Approximation Theory | 11 | 159 | 187 | 192 |
| 630 | synthesis | 5 | 159 | 960 | 508 |
| 634 | Randomized Controlled Trials | 12 | 157 | 630 | 793 |
| 635 | Intelligent Transportation Systems | 6 | 154 | 524 | 473 |
| 636 | Nutrition physiology | 4 | 151 | 789 | 770 |
| 637 | Proteomics | 4 | 150 | 1242 | 1310 |
| 637 | Depression | 3 | 150 | 411 | 545 |
| 637 | Anxiety Disorders | 3 | 150 | 634 | 740 |
| 637 | Anxiety | 3 | 150 | 631 | 741 |
| 641 | Asset Management | 3 | 149 | 51 | 11 |
| 641 | DNS | 1 | 149 | 1162 | 433 |
| 641 | Cheminformatics | 11 | 149 | 76 | 425 |
| 641 | DNA | 1 | 149 | 1389 | 428 |
| 645 | Embedded Systems | 12 | 148 | 50 | 101 |
| 645 | Public Policy | 7 | 148 | 1370 | 1632 |
| 647 | Information Retrieval | 2 | 147 | 699 | 391 |
| 647 | Microcirculation | 5 | 147 | 408 | 434 |
| 647 | radiative transfer | 7 | 147 | 440 | 427 |
| 647 | Personality Assessment | 2 | 147 | 789 | 574 |
| 647 | language | 6 | 147 | 602 | 643 |
| 652 | Biomolecules | 8 | 145 | 220 | 527 |
| 653 | Archaeology | 12 | 143 | 763 | 969 |
| 653 | Digestive system diseases | 6 | 143 | 895 | 990 |
| 655 | biomedicine | 6 | 142 | 649 | 747 |
| 656 | Lipid metabolism | 2 | 141 | 685 | 515 |
| 656 | Fluorescence spectroscopy | 4 | 141 | 259 | 188 |
| 656 | Lipid | 2 | 141 | 685 | 516 |
| 659 | Nonlinear functional analysis | 16 | 140 | 441 | 791 |
| 659 | Forest Management | 3 | 140 | 1216 | 1034 |
| 661 | Classification | 2 | 138 | 417 | 191 |
| 662 | Organizational Sociology | 4 | 137 | 307 | 252 |
| 662 | sanitation | 3 | 137 | 1919 | 2245 |
| 664 | Computational Complexity | 7 | 136 | 697 | 534 |
| 664 | Blood vessels | 4 | 136 | 339 | 349 |
| 666 | Neurogenetics | 6 | 135 | 176 | 284 |
| 666 | Computational Linguistics | 2 | 135 | 836 | 201 |
| 666 | Plant genetic engineering | 2 | 135 | 1351 | 1096 |
| 669 | insurance | 21 | 134 | 85 | 231 |
| 670 | Structural dynamics | 6 | 133 | 834 | 1070 |
| 670 | Gene expression regulation | 3 | 133 | 1317 | 1188 |
| 672 | Risk | 20 | 132 | 130 | 560 |
| 673 | Pharmacy | 10 | 131 | 1419 | 2103 |
| 673 | General Surgery | 18 | 131 | 309 | 587 |
| 673 | pollutants | 3 | 131 | 2327 | 2143 |
| 676 | cell physiology | 6 | 130 | 1411 | 2073 |
| 676 | computer networks | 12 | 130 | 1344 | 1907 |
| 676 | Phylogeny | 3 | 130 | 1071 | 1115 |
| 679 | Biopharmaceutics | 9 | 128 | 740 | 1314 |
| 679 | Solutions | 1 | 128 | 777 | 219 |
| 681 | Remote Sensing | 2 | 127 | 2196 | 979 |
| 682 | enzymes | 7 | 126 | 1204 | 1728 |
| 683 | Medical Anthropology | 4 | 125 | 1384 | 1692 |
| 684 | Demography | 6 | 124 | 536 | 703 |
| 684 | Atmospheric Physics | 6 | 124 | 1425 | 1741 |
| 684 | Number Theory | 7 | 124 | 594 | 313 |
| 684 | Socialization | 1 | 124 | 976 | 562 |
| 684 | polar regions | 4 | 124 | 713 | 599 |
| 689 | Pharmacogenomics | 3 | 123 | 377 | 361 |
| 689 | plasticity | 4 | 123 | 293 | 466 |
| 689 | labor | 6 | 123 | 218 | 237 |
| 689 | Europa | 8 | 123 | 287 | 443 |
| 693 | Stroke | 1 | 122 | 31 | 12 |
| 693 | Happiness | 5 | 122 | 287 | 379 |
| 695 | Systems Biology | 13 | 121 | 803 | 1708 |
| 695 | Patient education | 5 | 121 | 568 | 765 |
| 695 | counseling | 5 | 121 | 1273 | 1211 |
| 698 | Medical Ethics | 21 | 120 | 345 | 815 |
| 699 | taxation | 8 | 119 | 83 | 175 |
| 699 | Lightweight concrete | 3 | 119 | 433 | 619 |
| 701 | Economic Development | 3 | 118 | 2089 | 1868 |
| 701 | drug addiction | 4 | 118 | 1275 | 1344 |
| 703 | Nanochemistry | 12 | 117 | 483 | 1000 |
| 703 | Analytical Biochemistry | 6 | 117 | 1536 | 1836 |
| 703 | sustainability | 2 | 117 | 1216 | 1062 |
| 703 | Developmental Immunology | 5 | 117 | 717 | 889 |
| 707 | Anthropology | 13 | 116 | 909 | 1244 |
| 707 | Globalization | 3 | 116 | 622 | 479 |
| 709 | Food Microbiology | 7 | 115 | 938 | 1710 |
| 709 | Substance Abuse | 9 | 115 | 1004 | 1470 |
| 711 | Pituitary gland | 4 | 114 | 199 | 241 |
| 711 | Bacterial diseases | 6 | 114 | 109 | 270 |
| 713 | Calculus of Variations | 12 | 113 | 213 | 309 |
| 713 | Youth | 3 | 113 | 743 | 720 |
| 715 | organization | 1 | 112 | 1423 | 853 |
| 716 | Electromagnetism | 12 | 111 | 324 | 523 |
| 716 | Cognitive Grammar | 6 | 111 | 38 | 46 |
| 718 | Thermodynamics | 8 | 109 | 765 | 770 |
| 718 | environmental indicators | 4 | 109 | 1144 | 1446 |
| 718 | Online social networks | 7 | 109 | 121 | 230 |
| 721 | Differential Equations | 7 | 107 | 693 | 693 |
| 721 | global environmental change | 3 | 107 | 1041 | 1200 |
| 723 | Family | 4 | 106 | 991 | 907 |
| 723 | working class | 2 | 106 | 299 | 245 |
| 723 | brain mapping | 5 | 106 | 654 | 969 |
| 726 | Philosophy | 21 | 105 | 745 | 755 |
| 727 | ecosystem | 2 | 104 | 1940 | 1839 |
| 728 | Nanobiotechnology | 1 | 103 | 925 | 645 |
| 728 | mental health promotion | 6 | 103 | 97 | 185 |
| 728 | Hearing | 5 | 103 | 635 | 690 |
| 728 | Nitric oxide | 4 | 103 | 323 | 369 |
| 732 | Welding | 3 | 101 | 359 | 96 |
| 733 | Algorithms | 7 | 98 | 470 | 568 |
| 733 | Developmental Neurobiology | 3 | 98 | 682 | 599 |
| 733 | Environmentalism | 1 | 98 | 317 | 189 |
| 733 | Interferons | 1 | 98 | 698 | 323 |
| 733 | families | 3 | 98 | 1009 | 730 |
| 738 | Particle Physics | 2 | 97 | 1137 | 620 |
| 738 | protein | 7 | 97 | 1019 | 1466 |
| 740 | Leadership | 2 | 96 | 709 | 659 |
| 740 | Drug delivery systems | 3 | 96 | 1858 | 2008 |
| 740 | Elementary particles | 1 | 96 | 360 | 312 |
| 743 | Access to Information | 1 | 95 | 452 | 222 |
| 743 | big data | 1 | 95 | 1254 | 448 |
| 743 | Information management | 1 | 95 | 250 | 70 |
| 743 | Information dissemination | 1 | 95 | 452 | 222 |
| 747 | Decision Support Systems | 4 | 94 | 235 | 201 |
| 747 | locomotion | 9 | 94 | 422 | 773 |
| 747 | posture | 9 | 94 | 422 | 773 |
| 747 | Small Business | 3 | 94 | 839 | 1087 |
| 747 | cell movement | 2 | 94 | 361 | 362 |
| 747 | gait | 9 | 94 | 422 | 773 |
| 747 | walking | 9 | 94 | 422 | 773 |
| 754 | International Relations | 19 | 93 | 448 | 764 |
| 754 | Solar power plants | 3 | 93 | 212 | 285 |
| 754 | Photovoltaic Cells | 3 | 93 | 212 | 285 |
| 754 | optical devices | 6 | 93 | 339 | 411 |
| 758 | Amyotrophic Lateral Sclerosis | 2 | 92 | 403 | 349 |
| 758 | Nutritional support | 2 | 92 | 277 | 304 |
| 758 | Job satisfaction | 1 | 92 | 246 | 222 |
| 758 | Work | 1 | 92 | 725 | 293 |
| 758 | job stress | 1 | 92 | 246 | 222 |
| 763 | Paleobiology | 9 | 91 | 172 | 224 |
| 763 | Multimedia Systems | 4 | 91 | 1730 | 1288 |
| 765 | Immunopharmacology | 3 | 90 | 1305 | 1322 |
| 765 | Mycology | 3 | 90 | 2041 | 1943 |
| 767 | Developmental Genetics | 2 | 89 | 859 | 1046 |
| 767 | isomerism | 1 | 89 | 756 | 272 |
| 767 | Chirality | 1 | 89 | 756 | 272 |
| 770 | Database Management | 9 | 88 | 494 | 854 |
| 771 | Psychosomatic Medicine | 4 | 87 | 918 | 1220 |
| 771 | Immunotoxicology | 2 | 87 | 490 | 277 |
| 773 | Telecommunication Systems | 6 | 85 | 1299 | 1377 |
| 773 | machinery | 5 | 85 | 649 | 746 |
| 773 | Steroids | 6 | 85 | 874 | 1291 |
| 776 | American Literature | 5 | 84 | 493 | 29 |
| 776 | Pharmacokinetics | 3 | 84 | 1199 | 1199 |
| 776 | Greenhouse gases | 2 | 84 | 503 | 530 |
| 776 | Hormones | 6 | 84 | 1212 | 1878 |
| 780 | Quantum Computing | 1 | 83 | 350 | 226 |
| 780 | Statistical Mechanics | 7 | 83 | 864 | 842 |
| 780 | Food additives | 2 | 83 | 1772 | 1628 |
| 780 | Histocompatibility Testing | 5 | 83 | 546 | 640 |
| 780 | atmospheric models | 2 | 83 | 970 | 970 |
| 785 | Neuroplasticity | 2 | 81 | 579 | 487 |
| 785 | neuronal plasticity | 2 | 81 | 484 | 436 |
| 787 | viral genetics | 1 | 80 | 664 | 820 |
| 787 | biological monitoring | 4 | 80 | 482 | 692 |
| 789 | Functional Analysis | 14 | 79 | 636 | 1105 |
| 789 | behavior therapy | 3 | 79 | 993 | 1068 |
| 791 | Urology | 3 | 78 | 2411 | 2481 |
| 791 | Animal ecology | 1 | 78 | 2153 | 1412 |
| 791 | Wildlife management | 1 | 78 | 1202 | 592 |
| 794 | Applied Sciences | 2 | 77 | 26 | 79 |
| 794 | Applied Mechanics | 2 | 77 | 26 | 79 |
| 794 | Cytoskeleton | 2 | 77 | 424 | 426 |
| 797 | Thin Films | 4 | 75 | 575 | 536 |
| 798 | Screening | 5 | 74 | 129 | 236 |
| 798 | radioactive waste | 3 | 74 | 887 | 1553 |
| 798 | industrial waste | 3 | 74 | 931 | 1555 |
| 798 | telemarketing | 5 | 74 | 39 | 135 |
| 798 | Hazardous waste | 3 | 74 | 1058 | 1642 |
| 803 | Zoology | 8 | 73 | 2077 | 2713 |
| 803 | psychopathology | 1 | 73 | 655 | 491 |
| 805 | Ethics | 6 | 72 | 764 | 932 |
| 805 | Urban Policy | 1 | 72 | 1536 | 1059 |
| 805 | Rural Development | 3 | 72 | 669 | 638 |
| 805 | Microprocessors | 11 | 72 | 203 | 495 |
| 805 | Adhesion | 5 | 72 | 511 | 712 |
| 805 | adhesives | 5 | 72 | 554 | 717 |
| 811 | Mental Health | 6 | 71 | 1421 | 2004 |
| 811 | Southeast Asia | 1 | 71 | 964 | 261 |
| 813 | Hydrogeology | 12 | 70 | 295 | 811 |
| 813 | biological invasions | 1 | 70 | 1233 | 889 |
| 813 | Creativity | 2 | 70 | 391 | 361 |
| 813 | India | 3 | 70 | 2241 | 1034 |
| 813 | cosmetics | 1 | 70 | 531 | 244 |
| 818 | Databases | 9 | 69 | 212 | 434 |
| 818 | Continuum Mechanics | 6 | 69 | 87 | 140 |
| 818 | multimedia | 2 | 69 | 279 | 219 |
| 818 | Interactive multimedia | 2 | 69 | 462 | 302 |
| 822 | Combinatorial chemistry | 6 | 68 | 669 | 1419 |
| 822 | Groundwater | 11 | 68 | 352 | 846 |
| 822 | city planning | 4 | 68 | 1619 | 1801 |
| 825 | Internet of Things | 1 | 67 | 1240 | 711 |
| 825 | Evolutionary Genetics | 2 | 67 | 1092 | 1019 |
| 825 | Molecular Epidemiology | 2 | 67 | 1092 | 1019 |
| 828 | Glaciology | 3 | 66 | 250 | 279 |
| 828 | Developmental Disabilities | 2 | 66 | 1489 | 1600 |
| 828 | health services | 4 | 66 | 1190 | 1462 |
| 828 | Information Science | 8 | 66 | 1779 | 3166 |
| 832 | Audiology | 2 | 65 | 1191 | 1069 |
| 832 | Electrophysiology | 7 | 65 | 974 | 1418 |
| 834 | Soil Science | 4 | 64 | 1930 | 2446 |
| 834 | Atmospheric Chemistry | 2 | 64 | 1316 | 1547 |
| 834 | cosmic rays | 4 | 64 | 500 | 537 |
| 834 | Cognitive neuroscience | 7 | 64 | 730 | 1480 |
| 834 | Electron Microscopy | 1 | 64 | 890 | 483 |
| 834 | Biomass | 3 | 64 | 747 | 1225 |
| 840 | Neurotoxicology | 1 | 63 | 1254 | 1006 |
| 840 | Apoptosis | 1 | 63 | 661 | 480 |
| 840 | neurotoxins | 1 | 63 | 661 | 480 |
| 840 | Neurotoxic agents | 1 | 63 | 661 | 480 |
| 840 | molecular design | 3 | 63 | 320 | 424 |
| 840 | Nerve regeneration | 1 | 63 | 661 | 480 |
| 846 | Cybernetics | 2 | 62 | 1934 | 1664 |
| 846 | drug toxicity | 1 | 62 | 1108 | 757 |
| 848 | Social Stratification | 1 | 61 | 188 | 116 |
| 848 | Combinatorial optimization | 8 | 61 | 239 | 366 |
| 848 | Social mobility | 1 | 61 | 188 | 116 |
| 848 | social conflict | 1 | 61 | 505 | 242 |
| 848 | social status | 1 | 61 | 188 | 116 |
| 848 | Occupational mobility | 1 | 61 | 188 | 116 |
| 848 | Trace elements | 1 | 61 | 663 | 551 |
| 855 | Language Disorders | 6 | 60 | 689 | 1065 |
| 855 | Australia | 2 | 60 | 3052 | 2290 |
| 857 | Mental Health Services | 3 | 59 | 1668 | 1773 |
| 857 | Elderly | 13 | 59 | 672 | 1100 |
| 857 | analysis | 6 | 59 | 266 | 490 |
| 860 | Immunogenetics | 4 | 58 | 805 | 1163 |
| 860 | Knowledge | 9 | 58 | 250 | 390 |
| 860 | Africa | 7 | 58 | 1231 | 1584 |
| 860 | Middle East | 7 | 58 | 655 | 866 |
| 860 | Parasites | 3 | 58 | 2011 | 2210 |
| 865 | Robotics | 3 | 57 | 1927 | 2033 |
| 865 | Health Services Administration | 2 | 57 | 1836 | 1679 |
| 865 | Marine Geology | 5 | 57 | 508 | 786 |
| 865 | Petroleum Geology | 5 | 57 | 462 | 752 |
| 865 | Autism | 1 | 57 | 1454 | 1248 |
| 870 | Neuropharmacology | 3 | 56 | 705 | 981 |
| 870 | Human evolution | 4 | 56 | 428 | 740 |
| 870 | correctional psychology | 1 | 56 | 447 | 381 |
| 870 | Food preferences | 3 | 56 | 438 | 656 |
| 874 | Software Engineering | 6 | 55 | 826 | 1074 |
| 874 | Taste | 5 | 55 | 204 | 414 |
| 874 | flavor | 5 | 55 | 125 | 299 |
| 874 | smell | 5 | 55 | 204 | 414 |
| 874 | Protein engineering | 2 | 55 | 365 | 474 |
| 879 | Polymer Engineering | 8 | 54 | 16 | 81 |
| 879 | X-rays | 2 | 54 | 1123 | 828 |
| 881 | Experimental Psychology | 2 | 53 | 788 | 749 |
| 881 | Heterocyclic chemistry | 2 | 53 | 837 | 434 |
| 881 | elasticity | 3 | 53 | 255 | 288 |
| 881 | Tropical Medicine | 3 | 53 | 2419 | 2612 |
| 881 | Nonprofit organizations | 2 | 53 | 494 | 473 |
| 881 | probabilities | 4 | 53 | 1296 | 1151 |
| 881 | disease outbreaks | 5 | 53 | 504 | 1108 |
| 888 | X-ray crystallography | 5 | 52 | 573 | 715 |
| 888 | Continental shelf | 2 | 52 | 604 | 729 |
| 888 | Phytotherapy | 1 | 52 | 1812 | 1453 |
| 888 | Epidemics | 4 | 52 | 564 | 1103 |
| 892 | Human Geography | 4 | 51 | 1093 | 1321 |
| 892 | Space telescopes | 3 | 51 | 209 | 194 |
| 892 | Origin of life | 1 | 51 | 337 | 226 |
| 892 | Diagnosis | 8 | 51 | 346 | 917 |
| 892 | hydrocolloids | 1 | 51 | 1158 | 1282 |
| 892 | Organelle biogenesis | 1 | 51 | 494 | 364 |
| 892 | Multiple sclerosis | 2 | 51 | 986 | 714 |
| 892 | Chronic diseases | 2 | 51 | 1087 | 1348 |
| 900 | Computer Architecture | 8 | 50 | 252 | 521 |
| 900 | Dendrochronology | 3 | 50 | 32 | 38 |
| 902 | Mobile Computing | 6 | 49 | 845 | 1231 |
| 902 | Clinical Laboratory Science | 2 | 49 | 440 | 356 |
| 902 | Biogeochemical cycles | 1 | 49 | 838 | 1042 |
| 902 | vibration | 3 | 49 | 1466 | 1616 |
| 902 | Neuroimmunology | 9 | 49 | 450 | 1579 |
| 902 | Cell division | 1 | 49 | 1251 | 1063 |
| 902 | Ultrasonic Imaging | 7 | 49 | 318 | 852 |
| 909 | Forensic Pathology | 1 | 48 | 382 | 200 |
| 909 | Paleobiogeography | 4 | 48 | 68 | 88 |
| 909 | Alloys | 4 | 48 | 234 | 212 |
| 909 | gene transfer | 3 | 48 | 330 | 527 |
| 909 | genetic transformation | 3 | 48 | 330 | 527 |
| 914 | Dentistry | 1 | 47 | 1527 | 874 |
| 914 | Psychoneuroimmunology | 8 | 47 | 438 | 1472 |
| 914 | Geomagnetism | 2 | 47 | 966 | 942 |
| 914 | Synchrotron Radiation | 5 | 47 | 329 | 552 |
| 914 | international cooperation | 2 | 47 | 905 | 1073 |
| 919 | Stochastic Processes | 3 | 46 | 1069 | 1114 |
| 919 | Industrial Safety | 4 | 46 | 1221 | 1703 |
| 919 | European integration | 1 | 46 | 472 | 341 |
| 919 | European Economic Community | 1 | 46 | 459 | 340 |
| 923 | Chronobiology | 1 | 45 | 941 | 684 |
| 923 | Human Rights | 7 | 45 | 345 | 686 |
| 923 | Circadian rhythms | 1 | 45 | 684 | 606 |
| 923 | biological clocks | 1 | 45 | 941 | 684 |
| 923 | Intelligent Control Systems | 2 | 45 | 1665 | 1136 |
| 923 | international trade | 2 | 45 | 1058 | 938 |
| 923 | circadian rhythm | 1 | 45 | 941 | 684 |
| 923 | biological rhythms | 1 | 45 | 898 | 672 |
| 931 | Human Capital | 3 | 44 | 277 | 442 |
| 931 | Eigenvalues | 9 | 44 | 109 | 89 |
| 933 | Cardiac electrophysiology | 2 | 43 | 387 | 552 |
| 933 | arrhythmia | 2 | 43 | 387 | 552 |
| 935 | Acoustics | 7 | 42 | 158 | 137 |
| 935 | Restoration Ecology | 1 | 42 | 980 | 806 |
| 935 | Neuroanatomy | 1 | 42 | 587 | 496 |
| 935 | Simulation Methods | 5 | 42 | 802 | 1442 |
| 935 | cell membrane | 1 | 42 | 1172 | 1095 |
| 935 | tomography | 6 | 42 | 294 | 584 |
| 941 | Forensic Psychology | 3 | 41 | 469 | 594 |
| 941 | Transportation | 4 | 41 | 1678 | 2363 |
| 941 | Identity | 2 | 41 | 174 | 280 |
| 941 | disease susceptibility | 2 | 41 | 570 | 730 |
| 941 | Self | 2 | 41 | 242 | 335 |
| 941 | symptoms | 2 | 41 | 570 | 730 |
| 947 | Plate Tectonics | 2 | 40 | 403 | 432 |
| 947 | Bioethics | 10 | 40 | 488 | 1254 |
| 947 | finance | 4 | 40 | 2348 | 2739 |
| 950 | Respiratory Therapy | 3 | 39 | 45 | 89 |
| 950 | gases | 3 | 39 | 45 | 89 |
| 950 | Structure-activity relationship | 4 | 39 | 381 | 682 |
| 953 | Geometry | 9 | 38 | 820 | 1166 |
| 953 | Microwave circuits | 8 | 38 | 38 | 98 |
| 953 | Turbulence | 5 | 38 | 172 | 362 |
| 953 | Harmonic Analysis | 2 | 38 | 197 | 287 |
| 953 | Insects | 1 | 38 | 2743 | 2029 |
| 958 | Algebra | 5 | 37 | 1383 | 1328 |
| 958 | Land use | 1 | 37 | 2175 | 2047 |
| 958 | Latin America | 5 | 37 | 1281 | 1222 |
| 958 | Post-traumatic stress disorder | 2 | 37 | 1146 | 1450 |
| 962 | Automation | 7 | 36 | 1399 | 2640 |
| 962 | Lexicography | 8 | 36 | 13 | 41 |
| 962 | Veterinary Pathology | 3 | 36 | 423 | 493 |
| 962 | Animal breeding | 3 | 36 | 898 | 1234 |
| 962 | Wireless Sensor Networks | 9 | 36 | 8 | 40 |
| 962 | Antarctica | 7 | 36 | 343 | 794 |
| 962 | Fungi | 2 | 36 | 1494 | 1868 |
| 962 | DNA polymerases | 3 | 36 | 558 | 1482 |
| 962 | Breeding | 3 | 36 | 1483 | 2080 |
| 971 | Marine Biology | 3 | 35 | 3028 | 4012 |
| 971 | Vocational Education | 5 | 35 | 419 | 759 |
| 971 | income distribution | 1 | 35 | 330 | 337 |
| 971 | poverty | 1 | 35 | 1024 | 835 |
| 971 | Wireless Communication | 3 | 35 | 505 | 599 |
| 971 | movement | 2 | 35 | 471 | 704 |
| 971 | bats | 1 | 35 | 297 | 211 |
| 971 | RNA | 1 | 35 | 1082 | 1195 |
| 979 | Medical Imaging | 2 | 34 | 559 | 645 |
| 979 | Magnetic Resonance Imaging | 2 | 34 | 928 | 1047 |
| 979 | Optical Communications | 5 | 34 | 488 | 890 |
| 979 | Microbial Biotechnology | 3 | 34 | 1172 | 1914 |
| 979 | drug resistance | 1 | 34 | 1731 | 1611 |
| 979 | Water quality management | 4 | 34 | 1890 | 2952 |
| 979 | feeding behavior | 3 | 34 | 926 | 1596 |
| 979 | wood | 3 | 34 | 516 | 682 |
| 979 | Agriculture | 1 | 34 | 4497 | 3746 |
| 979 | Appetite | 3 | 34 | 814 | 1436 |
| 989 | Production Planning | 2 | 33 | 371 | 628 |
| 989 | particle accelerators | 1 | 33 | 279 | 240 |
| 989 | civil rights | 2 | 33 | 586 | 500 |
| 989 | Labor Supply | 2 | 33 | 85 | 179 |
| 989 | Production Control | 2 | 33 | 361 | 624 |
| 989 | Adaptive control systems | 5 | 33 | 452 | 790 |
| 989 | Entropy | 4 | 33 | 1075 | 1585 |
| 989 | North America | 3 | 33 | 1151 | 1543 |
| 989 | Heterocyclic compounds | 2 | 33 | 1473 | 1303 |
| 998 | Journalism | 4 | 32 | 535 | 612 |
| 998 | Eastern Europe | 1 | 32 | 2010 | 1003 |
| 998 | Ion channels | 1 | 32 | 219 | 220 |