| 1 | Spectrum analysis | 129 | 2.5K | 729 | 1133 |
| 2 | Molecular Biology | 122 | 2.2K | 1740 | 2963 |
| 3 | Biochemistry | 85 | 2.1K | 2725 | 3070 |
| 4 | Chemistry | 133 | 2.0K | 2134 | 3563 |
| 5 | Biomass Energy | 34 | 1.8K | 670 | 587 |
| 6 | Molecular Spectroscopy | 82 | 1.8K | 125 | 140 |
| 7 | Psychiatry | 33 | 1.8K | 1785 | 1442 |
| 8 | Environment | 27 | 1.8K | 2093 | 2068 |
| 9 | Pharmaceutical Chemistry | 38 | 1.6K | 1384 | 1213 |
| 10 | Community Psychiatry | 10 | 1.1K | 589 | 223 |
| 11 | Bioorganic chemistry | 19 | 1.1K | 1394 | 993 |
| 12 | Crystallography | 141 | 958 | 70 | 259 |
| 13 | Organic Chemistry | 15 | 915 | 1918 | 1219 |
| 14 | Chemical Engineering | 18 | 798 | 2482 | 2177 |
| 15 | Environmental monitoring | 24 | 765 | 1580 | 1806 |
| 16 | Clinical Chemistry | 10 | 717 | 2222 | 1434 |
| 17 | Renewable Energy Sources | 13 | 692 | 1355 | 1557 |
| 18 | Enzyme inhibitors | 21 | 635 | 48 | 51 |
| 19 | Colloids | 6 | 614 | 3220 | 1936 |
| 20 | Surface Chemistry | 9 | 611 | 2779 | 1880 |
| 21 | Pollution | 32 | 605 | 2155 | 3325 |
| 22 | Physics | 53 | 602 | 3671 | 6963 |
| 23 | Organometallic compounds | 25 | 560 | 368 | 440 |
| 24 | Urology | 11 | 547 | 1379 | 1062 |
| 25 | Environmental Engineering | 28 | 544 | 1347 | 2020 |
| 26 | Biochemical Engineering | 9 | 536 | 2346 | 2504 |
| 27 | Environmental Health | 33 | 526 | 1992 | 3276 |
| 28 | Neurology | 40 | 525 | 2186 | 3519 |
| 29 | Molecular structure | 27 | 520 | 787 | 1147 |
| 30 | Pharmacology | 26 | 517 | 2605 | 3285 |
| 31 | Medicine | 33 | 511 | 5043 | 7221 |
| 32 | Microscopy | 20 | 507 | 564 | 501 |
| 33 | Microbiology | 33 | 500 | 2901 | 4633 |
| 34 | Water | 3 | 494 | 2962 | 1626 |
| 35 | Organometallic chemistry | 32 | 492 | 462 | 573 |
| 36 | Toxicology | 25 | 491 | 2188 | 2889 |
| 37 | Education | 34 | 490 | 1281 | 1243 |
| 38 | Vocational guidance | 9 | 475 | 510 | 419 |
| 39 | Mathematics | 52 | 461 | 2062 | 2308 |
| 40 | Soil Science | 16 | 442 | 840 | 990 |
| 41 | Ecology | 19 | 429 | 3515 | 4755 |
| 42 | Brain | 14 | 420 | 1670 | 1782 |
| 43 | coal | 9 | 413 | 1016 | 929 |
| 44 | Soil ecology | 3 | 402 | 884 | 422 |
| 45 | Environmental Chemistry | 17 | 401 | 888 | 1457 |
| 46 | Composite Materials | 11 | 397 | 1686 | 1682 |
| 47 | Science | 28 | 391 | 5498 | 8836 |
| 48 | Food | 11 | 373 | 2032 | 1916 |
| 49 | Neurochemistry | 25 | 371 | 1046 | 1742 |
| 50 | Research | 24 | 352 | 4890 | 6721 |
| 51 | Materials | 21 | 343 | 3202 | 3924 |
| 52 | Public Health | 11 | 339 | 4176 | 4046 |
| 53 | environmental protection | 17 | 333 | 1673 | 2322 |
| 54 | Biotechnology | 43 | 325 | 2122 | 4855 |
| 55 | Neuroanatomy | 23 | 297 | 10 | 87 |
| 56 | Molecules | 9 | 287 | 1061 | 810 |
| 57 | environmental pollution | 14 | 286 | 2693 | 3619 |
| 58 | Psychopharmacology | 6 | 283 | 1507 | 1383 |
| 59 | Mental Disorders | 10 | 281 | 2265 | 2538 |
| 60 | Biology | 23 | 278 | 5513 | 9051 |
| 61 | pigments | 13 | 274 | 316 | 385 |
| 62 | Nuclear Physics | 11 | 273 | 3040 | 2728 |
| 62 | Environmental Geology | 9 | 273 | 966 | 943 |
| 64 | Artificial Intelligence | 15 | 271 | 2016 | 2257 |
| 65 | Medical Microbiology | 5 | 269 | 2403 | 2228 |
| 66 | natural disasters | 9 | 258 | 725 | 794 |
| 67 | Environmental Management | 10 | 256 | 1879 | 2538 |
| 68 | Radiation | 12 | 249 | 1322 | 1294 |
| 69 | radioactive waste | 3 | 247 | 887 | 753 |
| 69 | industrial waste | 3 | 247 | 931 | 756 |
| 69 | psychotherapy | 7 | 247 | 1041 | 973 |
| 69 | Hazardous waste | 3 | 247 | 1058 | 810 |
| 73 | Soil biology | 2 | 245 | 1271 | 878 |
| 74 | Psychology | 16 | 236 | 2843 | 3647 |
| 74 | Solid State Chemistry | 12 | 236 | 1550 | 1571 |
| 76 | Ecological Engineering | 3 | 218 | 766 | 523 |
| 77 | Solar Energy | 3 | 211 | 1992 | 1436 |
| 78 | food technology | 12 | 207 | 1491 | 2084 |
| 79 | Natural history | 14 | 205 | 2535 | 6196 |
| 80 | Pharmacognosy | 1 | 203 | 3365 | 1611 |
| 80 | Medicinal plants | 1 | 203 | 2807 | 1241 |
| 80 | Electrochemistry | 28 | 203 | 1686 | 2771 |
| 83 | Agriculture | 12 | 199 | 1339 | 1755 |
| 84 | Hydrology | 7 | 198 | 2041 | 1892 |
| 84 | hazard mitigation | 6 | 198 | 641 | 600 |
| 86 | Sustainable Engineering | 11 | 197 | 893 | 1393 |
| 87 | Statistics | 14 | 194 | 1559 | 1753 |
| 88 | Agricultural Chemistry | 9 | 192 | 1683 | 1970 |
| 89 | Earth Sciences | 12 | 189 | 2062 | 2509 |
| 90 | Medical genetics | 7 | 187 | 2560 | 3278 |
| 90 | Crystal growth | 4 | 187 | 1045 | 743 |
| 92 | Chemical structure | 17 | 181 | 79 | 139 |
| 93 | Technology | 9 | 177 | 3158 | 3249 |
| 94 | Nursing | 11 | 176 | 1098 | 1093 |
| 95 | Analytical Chemistry | 16 | 174 | 2651 | 3912 |
| 96 | Educational Technology | 12 | 172 | 725 | 1002 |
| 97 | Solid State Physics | 9 | 165 | 2887 | 2898 |
| 98 | Physiology | 14 | 163 | 2724 | 4202 |
| 98 | Membranes | 4 | 163 | 1877 | 1911 |
| 100 | Horticulture | 9 | 162 | 467 | 456 |
| 101 | Engineering | 11 | 157 | 2988 | 3091 |
| 101 | Radiology | 10 | 157 | 1150 | 1194 |
| 101 | Entomology | 12 | 157 | 1502 | 1633 |
| 104 | Materials Science | 13 | 156 | 3050 | 4164 |
| 104 | Bioengineering | 17 | 156 | 2380 | 4744 |
| 106 | Dentistry | 16 | 155 | 283 | 405 |
| 107 | Geomorphology | 4 | 152 | 1401 | 1368 |
| 107 | Bioinorganic chemistry | 5 | 152 | 1319 | 1216 |
| 109 | Histology | 22 | 151 | 740 | 1985 |
| 109 | Herbal medicine | 2 | 151 | 1056 | 721 |
| 111 | Adolescent | 7 | 147 | 1795 | 1852 |
| 111 | United States | 18 | 147 | 2718 | 4555 |
| 113 | Radiobiology | 7 | 145 | 1587 | 1590 |
| 114 | Environmental Policy | 10 | 144 | 2094 | 3758 |
| 114 | Environmental Geochemistry | 4 | 144 | 457 | 317 |
| 114 | Minerals | 4 | 144 | 736 | 573 |
| 117 | Quantum Chemistry | 12 | 143 | 419 | 523 |
| 117 | Raman spectroscopy | 5 | 143 | 708 | 666 |
| 117 | Infrared spectroscopy | 5 | 143 | 213 | 192 |
| 120 | Biomedical Engineering | 19 | 142 | 2526 | 4841 |
| 121 | Pathology | 5 | 141 | 2442 | 2713 |
| 121 | soil management | 2 | 141 | 796 | 638 |
| 121 | tillage | 2 | 141 | 594 | 530 |
| 124 | Nutrition | 16 | 138 | 2563 | 4632 |
| 124 | Metals | 6 | 138 | 1997 | 1967 |
| 126 | Histochemistry | 21 | 136 | 346 | 978 |
| 127 | Genetic engineering | 6 | 135 | 2012 | 2541 |
| 127 | Molecular cloning | 6 | 135 | 1276 | 1488 |
| 127 | Genetic recombination | 6 | 135 | 1254 | 1479 |
| 127 | Recombinant DNA | 6 | 135 | 1369 | 1577 |
| 131 | Child | 9 | 130 | 1871 | 2388 |
| 132 | Environmental Toxicology | 7 | 129 | 1955 | 2938 |
| 133 | Mental Health | 6 | 124 | 1421 | 1473 |
| 134 | Information Technology | 7 | 122 | 1907 | 1881 |
| 134 | Agricultural Ecology | 5 | 122 | 1003 | 1463 |
| 136 | Bioethics | 4 | 121 | 928 | 644 |
| 136 | Medical Ethics | 4 | 121 | 1213 | 810 |
| 136 | nursing ethics | 4 | 121 | 185 | 195 |
| 136 | System analysis | 6 | 121 | 2128 | 2082 |
| 140 | Biomass | 3 | 120 | 747 | 885 |
| 140 | Behavior | 5 | 120 | 3223 | 3986 |
| 142 | Electrochemical Analysis | 5 | 119 | 1401 | 1426 |
| 142 | food handling | 5 | 119 | 735 | 1070 |
| 144 | Environmental pollutants | 4 | 118 | 2445 | 2583 |
| 145 | Dermatology | 4 | 117 | 2032 | 1811 |
| 146 | Pediatrics | 8 | 116 | 2135 | 3255 |
| 147 | Obstetrics | 14 | 115 | 1595 | 2639 |
| 147 | clay | 3 | 115 | 902 | 965 |
| 149 | Pharmacy | 5 | 113 | 2088 | 2279 |
| 149 | Stochastic Processes | 8 | 113 | 552 | 642 |
| 149 | drugs | 5 | 113 | 2240 | 2397 |
| 152 | Climatology | 7 | 112 | 1410 | 1969 |
| 153 | Calorimetry | 5 | 108 | 1017 | 899 |
| 153 | Thermal analysis | 5 | 108 | 1017 | 899 |
| 155 | environmental indicators | 2 | 106 | 1630 | 1463 |
| 156 | data protection | 4 | 105 | 495 | 347 |
| 157 | Genetics | 6 | 104 | 3889 | 5280 |
| 157 | Virology | 5 | 104 | 3201 | 4440 |
| 159 | Engineering Mathematics | 10 | 103 | 1622 | 1815 |
| 159 | Food additives | 1 | 103 | 2329 | 1467 |
| 159 | hydrocolloids | 1 | 103 | 1158 | 956 |
| 162 | Immunology | 7 | 102 | 3430 | 4673 |
| 162 | Oxidative stress | 3 | 102 | 1435 | 1694 |
| 162 | Cellular senescence | 3 | 102 | 900 | 1080 |
| 162 | counseling | 3 | 102 | 1646 | 1347 |
| 166 | Oral Medicine | 13 | 101 | 253 | 446 |
| 166 | biochemical markers | 2 | 101 | 1340 | 807 |
| 166 | Multiple sclerosis | 14 | 101 | 236 | 455 |
| 169 | Biophysics | 7 | 100 | 5194 | 6389 |
| 170 | Astrophysics | 17 | 99 | 1988 | 3088 |
| 170 | soil conservation | 4 | 99 | 752 | 871 |
| 172 | concrete | 1 | 98 | 1767 | 1282 |
| 172 | Cement | 1 | 98 | 1130 | 916 |
| 172 | diseases | 1 | 98 | 831 | 1049 |
| 172 | Disease | 1 | 98 | 845 | 1042 |
| 176 | Diagnosis | 1 | 97 | 1443 | 572 |
| 176 | bioclimatology | 6 | 97 | 683 | 978 |
| 176 | Neural circuitry | 6 | 97 | 1580 | 2226 |
| 176 | actuators | 1 | 97 | 3718 | 2620 |
| 176 | disease susceptibility | 1 | 97 | 860 | 352 |
| 176 | transducers | 1 | 97 | 3718 | 2620 |
| 176 | symptoms | 1 | 97 | 860 | 352 |
| 183 | Polymers | 7 | 96 | 3818 | 4523 |
| 184 | irrigation | 6 | 94 | 243 | 283 |
| 184 | polymerization | 6 | 94 | 3448 | 3837 |
| 186 | Reproduction | 12 | 92 | 1530 | 2765 |
| 186 | drug toxicity | 2 | 92 | 725 | 566 |
| 188 | Tribology | 3 | 91 | 1422 | 1190 |
| 188 | Human genetics | 1 | 91 | 4070 | 4290 |
| 190 | Hematology | 11 | 90 | 2606 | 3629 |
| 190 | Phytochemistry | 6 | 90 | 125 | 317 |
| 190 | Geophysics | 9 | 90 | 2754 | 3919 |
| 190 | Phytoremediation | 6 | 90 | 125 | 317 |
| 190 | environmental remediation | 6 | 90 | 171 | 363 |
| 190 | Bioreactors | 6 | 90 | 125 | 317 |
| 196 | Water pollution | 4 | 89 | 2832 | 3490 |
| 196 | Antibacterial agents | 3 | 89 | 920 | 1071 |
| 198 | Obesity | 3 | 88 | 2605 | 2946 |
| 199 | Meteorology | 5 | 87 | 2317 | 3165 |
| 199 | Energy Policy | 5 | 87 | 2409 | 3585 |
| 199 | Liquid Crystals | 14 | 87 | 433 | 627 |
| 199 | Biocompatible Materials | 8 | 87 | 2918 | 4972 |
| 199 | Cancer | 4 | 87 | 4126 | 4924 |
| 204 | Computational Biology | 4 | 86 | 3422 | 3569 |
| 204 | Career development | 1 | 86 | 875 | 317 |
| 206 | Orthopedics | 3 | 85 | 2077 | 1981 |
| 206 | Orthopedic Surgery | 3 | 85 | 1111 | 1089 |
| 206 | Adhesion | 11 | 85 | 227 | 615 |
| 206 | adhesives | 11 | 85 | 246 | 620 |
| 210 | Information Theory | 3 | 84 | 1434 | 1183 |
| 210 | Metallurgy | 5 | 84 | 2456 | 2505 |
| 212 | Information Systems | 3 | 83 | 1769 | 1679 |
| 212 | Mathematical Physics | 16 | 83 | 1642 | 2468 |
| 214 | Nanotechnology | 4 | 82 | 5192 | 5906 |
| 214 | Neuromuscular diseases | 1 | 82 | 1438 | 953 |
| 214 | Plant diseases | 10 | 82 | 1286 | 2086 |
| 214 | Muscles | 1 | 82 | 1857 | 1372 |
| 218 | Physical Chemistry | 15 | 81 | 1239 | 2664 |
| 218 | food contamination | 5 | 81 | 919 | 1084 |
| 220 | Oncology | 3 | 80 | 2921 | 3752 |
| 220 | Nuclear Engineering | 3 | 80 | 1534 | 1004 |
| 220 | Nuclear Energy | 3 | 80 | 1391 | 960 |
| 223 | energy conservation | 10 | 79 | 1094 | 2791 |
| 223 | training | 11 | 79 | 14 | 12 |
| 225 | Geometry | 13 | 78 | 651 | 792 |
| 225 | Gerontology | 3 | 78 | 2524 | 2083 |
| 225 | Exercise | 8 | 78 | 911 | 1358 |
| 228 | Zoology | 10 | 77 | 1847 | 2655 |
| 229 | Radioisotopes | 4 | 75 | 1353 | 1186 |
| 230 | Botany | 7 | 74 | 3286 | 4743 |
| 230 | Nervous system | 8 | 74 | 1997 | 3715 |
| 232 | Geriatric Psychiatry | 5 | 73 | 1037 | 1588 |
| 232 | Radiation Protection | 7 | 73 | 466 | 469 |
| 232 | radiation monitoring | 7 | 73 | 405 | 442 |
| 232 | Radiation dosimetry | 7 | 73 | 300 | 337 |
| 236 | Clinical Psychology | 1 | 72 | 2830 | 2268 |
| 236 | Bioremediation | 7 | 72 | 451 | 1191 |
| 238 | Measurement | 3 | 71 | 1489 | 1443 |
| 239 | Optics | 6 | 70 | 4364 | 4337 |
| 239 | Counseling Psychology | 1 | 70 | 474 | 319 |
| 239 | Water quality | 6 | 70 | 89 | 239 |
| 239 | Water chemistry | 6 | 70 | 139 | 361 |
| 243 | computer networks | 2 | 69 | 3321 | 2520 |
| 244 | Immunotherapy | 4 | 68 | 2111 | 2952 |
| 244 | technical education | 3 | 68 | 564 | 493 |
| 244 | Respiration | 5 | 68 | 1535 | 2283 |
| 244 | Information Science | 3 | 68 | 3039 | 3113 |
| 248 | Food Safety | 4 | 67 | 180 | 242 |
| 248 | Photochemistry | 2 | 67 | 2633 | 2353 |
| 248 | Health | 11 | 67 | 1469 | 3202 |
| 248 | soil pollution | 4 | 67 | 499 | 668 |
| 248 | Photobiology | 2 | 67 | 2082 | 1832 |
| 253 | Psychiatric Nursing | 13 | 66 | 261 | 755 |
| 253 | Vaccines | 3 | 66 | 2415 | 2782 |
| 255 | Marine Biology | 2 | 65 | 3537 | 3284 |
| 255 | Emergency Medicine | 4 | 65 | 1839 | 1973 |
| 257 | Endocrinology | 3 | 63 | 3984 | 4725 |
| 257 | Immunopathology | 3 | 63 | 1814 | 2156 |
| 257 | Plant hormones | 3 | 63 | 352 | 507 |
| 257 | Social work | 3 | 63 | 1820 | 1503 |
| 261 | Economics | 6 | 62 | 3730 | 4034 |
| 261 | Marine Pollution | 1 | 62 | 2272 | 1914 |
| 261 | Smoking | 1 | 62 | 1558 | 1264 |
| 261 | Substance Abuse | 1 | 62 | 2855 | 1957 |
| 261 | water reuse | 2 | 62 | 456 | 449 |
| 261 | compost | 3 | 62 | 17 | 10 |
| 261 | drug addiction | 1 | 62 | 2282 | 1816 |
| 261 | alcoholism | 1 | 62 | 2944 | 2220 |
| 261 | health planning | 5 | 62 | 2075 | 2699 |
| 270 | Mental Health Services | 2 | 61 | 2089 | 1755 |
| 270 | Mental illness | 2 | 61 | 3169 | 3376 |
| 270 | Fluorescence | 2 | 61 | 713 | 471 |
| 273 | Pediatric Dermatology | 1 | 59 | 1008 | 548 |
| 273 | viruses | 1 | 59 | 2830 | 2754 |
| 273 | Europe | 8 | 59 | 2553 | 3950 |
| 276 | Child welfare | 2 | 58 | 1714 | 1466 |
| 276 | Zeolites | 1 | 58 | 1657 | 1456 |
| 278 | Food Security | 1 | 57 | 416 | 368 |
| 279 | Ophthalmology | 9 | 56 | 1341 | 2596 |
| 279 | Neurobiology | 5 | 56 | 1799 | 3047 |
| 279 | radiative transfer | 1 | 56 | 1130 | 701 |
| 279 | Speech Disorders | 6 | 56 | 862 | 1400 |
| 283 | Natural Sciences | 7 | 55 | 59 | 123 |
| 283 | Environmental Microbiology | 3 | 55 | 1735 | 2713 |
| 283 | Immunochemistry | 3 | 55 | 1364 | 1530 |
| 283 | Waste management | 3 | 55 | 1678 | 1793 |
| 283 | Infertility | 4 | 55 | 1248 | 1777 |
| 283 | immunoassay | 3 | 55 | 209 | 163 |
| 283 | fertility | 4 | 55 | 1349 | 1883 |
| 290 | Parasitic Diseases | 3 | 54 | 2694 | 3229 |
| 290 | China | 5 | 54 | 2794 | 3798 |
| 292 | Luminescence | 1 | 53 | 2361 | 1602 |
| 293 | Quality Control | 1 | 52 | 3606 | 2638 |
| 293 | drainage | 4 | 52 | 250 | 274 |
| 293 | Aquaculture | 6 | 52 | 1225 | 1970 |
| 296 | Sustainable Development | 3 | 51 | 2565 | 3135 |
| 296 | Sports Medicine | 5 | 51 | 2603 | 3098 |
| 298 | Fisheries | 4 | 50 | 1776 | 2243 |
| 299 | Chemical Ecology | 2 | 49 | 782 | 986 |
| 299 | Animal breeding | 6 | 49 | 619 | 1088 |
| 299 | Asia | 5 | 49 | 2740 | 3278 |
| 299 | pheromones | 2 | 49 | 718 | 943 |
| 299 | drug therapy | 2 | 49 | 3694 | 3879 |
| 304 | Immunopharmacology | 5 | 48 | 938 | 1814 |
| 304 | Plant physiology | 3 | 48 | 2446 | 3291 |
| 304 | mathematical analysis | 3 | 48 | 2722 | 2253 |
| 307 | Immunotoxicology | 5 | 47 | 207 | 468 |
| 307 | infection | 4 | 47 | 1915 | 2944 |
| 309 | Geology | 3 | 46 | 3543 | 3850 |
| 309 | Biodiversity conservation | 1 | 46 | 2983 | 3035 |
| 309 | Biodiversity | 8 | 46 | 1691 | 3474 |
| 312 | Manufacturing Processes | 8 | 45 | 1691 | 3043 |
| 312 | Production Engineering | 8 | 45 | 1374 | 2443 |
| 312 | Clinical Pharmacology | 3 | 45 | 1950 | 2489 |
| 312 | Land use | 1 | 45 | 2175 | 1915 |
| 312 | land degradation | 1 | 45 | 1073 | 942 |
| 312 | Fuzzy systems | 4 | 45 | 1716 | 1880 |
| 312 | degradation | 1 | 45 | 1073 | 942 |
| 319 | Neurosurgery | 5 | 44 | 1167 | 1958 |
| 319 | Metabolic diseases | 3 | 44 | 3119 | 4350 |
| 321 | Sustainable agriculture | 3 | 43 | 883 | 1210 |
| 321 | Flood control | 3 | 43 | 295 | 397 |
| 323 | Engineering Geology | 1 | 42 | 2437 | 2093 |
| 323 | Neurophysiology | 4 | 42 | 3128 | 4776 |
| 323 | Parasitology | 9 | 42 | 1767 | 3554 |
| 323 | rehabilitation | 3 | 42 | 2818 | 3567 |
| 327 | Pediatric Neurology | 3 | 41 | 1356 | 2456 |
| 327 | Microbial Ecology | 2 | 41 | 3325 | 4517 |
| 327 | Comparative Physiology | 1 | 41 | 1583 | 1375 |
| 327 | soil microbiology | 2 | 41 | 2106 | 3058 |
| 327 | Child Development | 4 | 41 | 2128 | 3242 |
| 332 | educational innovations | 1 | 40 | 1074 | 766 |
| 333 | Epidemiology | 4 | 39 | 4438 | 6516 |
| 333 | Infections | 2 | 39 | 1888 | 2555 |
| 333 | econometric models | 1 | 39 | 1171 | 980 |
| 333 | Breeding | 5 | 39 | 1109 | 2023 |
| 337 | Applied Mathematics | 8 | 38 | 533 | 698 |
| 337 | Industrial Microbiology | 6 | 38 | 1640 | 3683 |
| 337 | ecosystem | 3 | 38 | 1644 | 2630 |
| 337 | medical education | 3 | 38 | 2514 | 3015 |
| 341 | Industrial Engineering | 1 | 37 | 3503 | 2924 |
| 341 | Earthquake Engineering | 1 | 37 | 2081 | 1949 |
| 341 | Transportation | 3 | 37 | 1937 | 2458 |
| 341 | Soil dynamics | 1 | 37 | 871 | 779 |
| 341 | Urban Transportation | 3 | 37 | 205 | 255 |
| 341 | Sexual health | 1 | 37 | 1644 | 1173 |
| 341 | Agricultural systems | 1 | 37 | 703 | 836 |
| 341 | Psychophysiology | 1 | 37 | 5009 | 4751 |
| 349 | Highway Engineering | 3 | 36 | 433 | 600 |
| 349 | Surface-Active Agents | 1 | 36 | 2097 | 2276 |
| 349 | Freeze-Drying | 2 | 36 | 814 | 827 |
| 349 | Ceramic materials | 4 | 36 | 1334 | 2078 |
| 349 | Hypothermia | 2 | 36 | 814 | 827 |
| 349 | Freeze Drying | 2 | 36 | 814 | 827 |
| 349 | Surface properties | 1 | 36 | 2208 | 2385 |
| 349 | software | 1 | 36 | 2018 | 1897 |
| 357 | Psycholinguistics | 1 | 35 | 1743 | 1605 |
| 357 | Neurolinguistics | 1 | 35 | 869 | 904 |
| 357 | Quantum electronics | 2 | 35 | 1590 | 1189 |
| 357 | Sleep Disorders | 4 | 35 | 1905 | 2714 |
| 357 | Cognitive Science | 1 | 35 | 2869 | 2630 |
| 357 | Optoelectronic devices | 2 | 35 | 1318 | 942 |
| 357 | lasers | 2 | 35 | 2750 | 2442 |
| 357 | Speech | 1 | 35 | 1720 | 1561 |
| 357 | Sleep | 4 | 35 | 1919 | 2734 |
| 357 | language | 1 | 35 | 1520 | 1282 |
| 367 | Geography | 5 | 34 | 2208 | 3536 |
| 367 | Neonatology | 5 | 34 | 560 | 1274 |
| 367 | Municipal Engineering | 1 | 34 | 889 | 721 |
| 367 | voice | 7 | 34 | 307 | 776 |
| 367 | Women's health | 4 | 34 | 1441 | 2480 |
| 367 | herbicides | 3 | 34 | 333 | 508 |
| 373 | Metabolism | 2 | 33 | 4172 | 5366 |
| 373 | Clinical Immunology | 1 | 33 | 2598 | 2500 |
| 373 | Nanostructures | 3 | 33 | 2663 | 3742 |
| 373 | Nanotubes | 3 | 33 | 221 | 235 |
| 377 | Structural Engineering | 3 | 32 | 1867 | 2319 |
| 377 | Oceanography | 5 | 32 | 1754 | 2871 |
| 377 | Food Preservation | 4 | 32 | 756 | 1147 |
| 377 | Geographic information systems | 4 | 32 | 1113 | 1633 |
| 377 | Microorganisms | 2 | 32 | 1799 | 2721 |
| 377 | Middle East | 10 | 32 | 505 | 1216 |
| 383 | Sociology | 4 | 31 | 3306 | 4917 |
| 383 | drug resistance | 1 | 31 | 1731 | 1681 |
| 385 | Materials Engineering | 1 | 30 | 1579 | 1113 |
| 385 | Traffic Engineering | 1 | 30 | 805 | 845 |
| 385 | Vocational Education | 1 | 30 | 1078 | 812 |
| 385 | Animal health | 6 | 30 | 330 | 611 |
| 385 | disease outbreaks | 1 | 30 | 1248 | 1420 |
| 385 | Epidemics | 1 | 30 | 1171 | 1399 |
| 385 | Endocrine system | 1 | 30 | 1800 | 695 |
| 392 | Cytology | 8 | 29 | 3688 | 7340 |
| 392 | Neuropsychology | 1 | 29 | 4219 | 4151 |
| 392 | Ceramics | 4 | 29 | 1598 | 2349 |
| 392 | Food Microbiology | 2 | 29 | 1884 | 2866 |
| 392 | Metabolic syndrome | 2 | 29 | 385 | 609 |
| 397 | Heterocyclic chemistry | 3 | 28 | 640 | 692 |
| 397 | Textile industry | 1 | 28 | 1210 | 711 |
| 399 | Boundary Value Problems | 3 | 27 | 433 | 407 |
| 399 | Microbial Biotechnology | 3 | 27 | 1172 | 2104 |
| 399 | Industrial Ecology | 1 | 27 | 418 | 555 |
| 399 | Mutagenesis | 4 | 27 | 426 | 1031 |
| 399 | teratogenic agents | 4 | 27 | 178 | 469 |
| 399 | Erosion | 1 | 27 | 229 | 292 |
| 399 | carcinogens | 4 | 27 | 1118 | 2402 |
| 399 | Tropical Medicine | 3 | 27 | 2419 | 3467 |
| 399 | energy development | 1 | 27 | 1920 | 1912 |
| 408 | Social Sciences | 4 | 26 | 4056 | 5018 |
| 408 | Reproductive health | 3 | 26 | 977 | 1737 |
| 408 | Eating Disorders | 2 | 26 | 1293 | 1751 |
| 408 | Feeding and Eating Disorders | 2 | 26 | 1237 | 1692 |
| 408 | women | 5 | 26 | 695 | 1214 |
| 413 | Chemotherapy | 1 | 25 | 3095 | 3150 |
| 413 | Systems Biology | 1 | 25 | 3266 | 3490 |
| 413 | Cell Biology | 9 | 25 | 3341 | 7384 |
| 413 | Crystallization | 1 | 25 | 1095 | 818 |
| 413 | Computational Intelligence | 1 | 25 | 2051 | 1561 |
| 413 | Molecular evolution | 1 | 25 | 3344 | 3679 |
| 419 | Polymer Engineering | 1 | 24 | 292 | 196 |
| 419 | Building Materials | 2 | 24 | 2179 | 3032 |
| 419 | epilepsy | 3 | 24 | 1266 | 2087 |
| 419 | Biomechanics | 4 | 24 | 1590 | 2899 |
| 419 | Pesticides | 2 | 24 | 1039 | 1390 |
| 419 | nucleic acids | 11 | 24 | 1190 | 3608 |
| 419 | nucleotides | 11 | 24 | 157 | 532 |
| 419 | livestock | 4 | 24 | 565 | 893 |
| 427 | Erectile dysfunction | 2 | 23 | 429 | 637 |
| 427 | Sports | 3 | 23 | 2489 | 3083 |
| 427 | Statistical physics | 2 | 23 | 4643 | 5099 |
| 430 | Computer Science | 2 | 22 | 3275 | 3476 |
| 430 | Rheumatology | 2 | 22 | 1936 | 2600 |
| 430 | Anatomy | 9 | 22 | 1475 | 3742 |
| 430 | Mineralogy | 2 | 22 | 1931 | 2325 |
| 430 | Ichthyology | 2 | 22 | 750 | 829 |
| 430 | Geodesy | 3 | 22 | 907 | 1501 |
| 430 | infrared radiation | 2 | 22 | 931 | 1134 |
| 430 | pollutants | 1 | 22 | 3527 | 4057 |
| 430 | environmental exposure | 1 | 22 | 3904 | 4271 |
| 430 | India | 3 | 22 | 2241 | 2249 |
| 430 | Fish | 2 | 22 | 566 | 705 |
| 441 | Language Disorders | 5 | 21 | 773 | 1603 |
| 441 | Clinical Laboratory Science | 2 | 21 | 440 | 602 |
| 441 | Signal Transduction | 3 | 21 | 1793 | 3137 |
| 441 | Radiochemistry | 2 | 21 | 1562 | 1619 |
| 441 | Teaching | 8 | 21 | 1178 | 2869 |
| 441 | Transport | 1 | 21 | 1267 | 1508 |
| 441 | Sea | 1 | 21 | 1142 | 1310 |
| 441 | Fishery resources | 1 | 21 | 1279 | 1424 |
| 441 | Youth | 1 | 21 | 1316 | 1412 |
| 441 | Cell surface receptors | 3 | 21 | 125 | 357 |
| 451 | Archaeology | 3 | 20 | 1624 | 2151 |
| 451 | Geriatrics | 2 | 20 | 4652 | 5468 |
| 451 | Amyotrophic Lateral Sclerosis | 1 | 20 | 588 | 719 |
| 451 | Frontotemporal lobar degeneration | 1 | 20 | 461 | 535 |
| 451 | Behavioral research | 1 | 20 | 1193 | 1068 |
| 451 | Primary health care | 3 | 20 | 2339 | 3953 |
| 451 | Japan | 2 | 20 | 3179 | 3558 |
| 451 | Fertilizers | 1 | 20 | 783 | 884 |
| 451 | Nonlinear mechanics | 2 | 20 | 604 | 854 |
| 460 | Global Health | 2 | 19 | 1812 | 2461 |
| 460 | Hypertension | 2 | 19 | 2493 | 3630 |
| 460 | Human-Computer Interaction | 1 | 19 | 2997 | 3079 |
| 460 | Nonlinear Dynamics | 1 | 19 | 3431 | 3500 |
| 460 | clay minerals | 1 | 19 | 590 | 751 |
| 460 | Pathogens | 2 | 19 | 138 | 344 |
| 460 | Climate | 2 | 19 | 919 | 1640 |
| 460 | weather | 2 | 19 | 858 | 1541 |
| 460 | Heterocyclic compounds | 2 | 19 | 1473 | 1665 |
| 469 | Freshwater Ecology | 1 | 18 | 616 | 569 |
| 469 | emergency management | 2 | 18 | 1352 | 2115 |
| 469 | Diagnostic Imaging | 2 | 18 | 3233 | 4141 |
| 469 | Water quality management | 2 | 18 | 2698 | 3649 |
| 469 | Intelligent Control Systems | 1 | 18 | 2268 | 1850 |
| 469 | Taste | 1 | 18 | 664 | 808 |
| 469 | flavor | 1 | 18 | 460 | 618 |
| 469 | smell | 1 | 18 | 664 | 808 |
| 469 | Student Health Services | 1 | 18 | 571 | 653 |
| 469 | Plants | 4 | 18 | 2261 | 3977 |
| 469 | Muscle contraction | 3 | 18 | 356 | 471 |
| 480 | Mechanical Engineering | 4 | 17 | 2655 | 3802 |
| 480 | Civil Engineering | 3 | 17 | 2137 | 2639 |
| 480 | Voice Disorders | 3 | 17 | 57 | 207 |
| 480 | Music | 4 | 17 | 942 | 1479 |
| 480 | Geochemistry | 1 | 17 | 3416 | 3900 |
| 480 | Health Education | 2 | 17 | 3076 | 4296 |
| 480 | Animal husbandry | 3 | 17 | 448 | 765 |
| 480 | Mountains | 2 | 17 | 642 | 869 |
| 480 | proteins | 5 | 17 | 2164 | 4373 |
| 489 | Andrology | 1 | 16 | 1408 | 1662 |
| 489 | Health Services Research | 3 | 16 | 2302 | 4051 |
| 489 | Dynamics | 2 | 16 | 2507 | 2938 |
| 489 | Fishery management | 2 | 16 | 1282 | 1825 |
| 489 | complementary therapies | 7 | 16 | 1545 | 4477 |
| 489 | Plastics | 2 | 16 | 2457 | 3168 |
| 489 | feeding behavior | 1 | 16 | 1552 | 1981 |
| 489 | Electrophysiology | 3 | 16 | 1509 | 2367 |
| 489 | textile fibers | 2 | 16 | 754 | 956 |
| 489 | Appetite | 1 | 16 | 1390 | 1802 |
| 489 | Gastrointestinal diseases | 1 | 16 | 1619 | 1807 |
| 500 | Humanities | 2 | 15 | 2832 | 2869 |
| 500 | Electronics | 4 | 15 | 3783 | 5399 |
| 500 | Clinical Biochemistry | 6 | 15 | 1220 | 2960 |
| 500 | Morphology | 7 | 15 | 587 | 1607 |
| 500 | behavioral medicine | 1 | 15 | 2798 | 3704 |
| 500 | Green Technology | 1 | 15 | 1071 | 1244 |
| 500 | natural products | 2 | 15 | 2510 | 3313 |
| 500 | biological factors | 2 | 15 | 2830 | 4202 |
| 500 | rare diseases | 1 | 15 | 1482 | 1776 |
| 500 | food industry | 1 | 15 | 1499 | 1587 |
| 500 | recreation | 1 | 15 | 1269 | 1204 |
| 511 | Risk assessment | 2 | 14 | 955 | 1625 |
| 511 | Alternative Medicine | 5 | 14 | 1749 | 4390 |
| 511 | ecological risk assessment | 2 | 14 | 419 | 886 |
| 511 | nuclear magnetic resonance | 4 | 14 | 1214 | 2124 |
| 511 | Magnetic Resonance Spectroscopy | 4 | 14 | 1350 | 2375 |
| 511 | Cardiovascular diseases | 1 | 14 | 3210 | 3512 |
| 511 | Stem cells | 1 | 14 | 3027 | 3675 |
| 511 | Health Risk Assessment | 2 | 14 | 730 | 1328 |
| 511 | Scandinavia | 1 | 14 | 1336 | 1460 |
| 520 | Nanochemistry | 2 | 13 | 1729 | 2706 |
| 520 | Sedimentology | 1 | 13 | 1258 | 1569 |
| 520 | Ethnoarchaeology | 1 | 13 | 382 | 510 |
| 520 | Healing | 4 | 13 | 95 | 389 |
| 520 | Bacteriology | 2 | 13 | 2837 | 4603 |
| 520 | Evidence-Based Medicine | 4 | 13 | 1348 | 3104 |
| 520 | Holistic Health | 4 | 13 | 409 | 1224 |
| 520 | Global warming | 5 | 13 | 53 | 428 |
| 520 | Diet | 2 | 13 | 3253 | 5212 |
| 520 | Digestive system diseases | 1 | 13 | 2009 | 2471 |
| 530 | Paleontology | 1 | 12 | 2239 | 2443 |
| 530 | Chronobiology | 1 | 12 | 941 | 1157 |
| 530 | Plant Ecology | 2 | 12 | 2399 | 3821 |
| 530 | Circadian rhythms | 1 | 12 | 684 | 994 |
| 530 | Heat Exchangers | 3 | 12 | 1337 | 2823 |
| 530 | biological clocks | 1 | 12 | 941 | 1157 |
| 530 | Water Purification | 1 | 12 | 2184 | 2657 |
| 530 | economic policy | 2 | 12 | 3554 | 4162 |
| 530 | personality | 1 | 12 | 2506 | 3086 |
| 530 | curriculum evaluation | 3 | 12 | 360 | 876 |
| 530 | Consumer education | 1 | 12 | 758 | 1123 |
| 530 | peptides | 2 | 12 | 1420 | 2233 |
| 530 | circadian rhythm | 1 | 12 | 941 | 1157 |
| 530 | innovation | 2 | 12 | 862 | 1647 |
| 530 | biological rhythms | 1 | 12 | 898 | 1132 |
| 530 | Evolution | 1 | 12 | 3611 | 4438 |
| 530 | Nitric oxide | 1 | 12 | 822 | 1088 |
| 530 | silicon | 1 | 12 | 883 | 915 |
| 530 | phototherapy | 1 | 12 | 586 | 504 |
| 549 | Computer Graphics | 2 | 11 | 2306 | 3425 |
| 549 | Physical Geography | 1 | 11 | 1199 | 1304 |
| 549 | Bioenergetics | 1 | 11 | 1728 | 2258 |
| 549 | Pediatric Endocrinology | 1 | 11 | 814 | 878 |
| 549 | Public Policy | 2 | 11 | 2760 | 4594 |
| 549 | Plant Biotechnology | 1 | 11 | 1588 | 1990 |
| 549 | Nanostructured Materials | 3 | 11 | 3575 | 5899 |
| 549 | Social policy | 2 | 11 | 1502 | 2205 |
| 549 | Metabolic disorders in children | 1 | 11 | 741 | 788 |
| 549 | Safety management | 2 | 11 | 984 | 1735 |
| 549 | Nematodes | 1 | 11 | 162 | 192 |
| 549 | planning | 1 | 11 | 1581 | 1912 |
| 549 | Australia | 2 | 11 | 3052 | 4470 |
| 549 | traffic safety | 1 | 11 | 689 | 929 |
| 549 | Economic planning | 1 | 11 | 1031 | 1374 |
| 564 | Nuclear Medicine | 3 | 10 | 1407 | 2406 |
| 564 | Animal Nutrition | 2 | 10 | 846 | 1420 |
| 564 | Drug design | 2 | 10 | 2651 | 4197 |
| 564 | Wetland ecology | 2 | 10 | 703 | 1379 |
| 564 | Animal genetics | 1 | 10 | 1139 | 1544 |
| 564 | Chromosome mapping | 1 | 10 | 3750 | 4952 |
| 564 | Wetland conservation | 2 | 10 | 496 | 1064 |
| 564 | Environmental risk assessment | 2 | 10 | 646 | 1361 |
| 564 | environmental control | 2 | 10 | 353 | 859 |
| 564 | nuclear power | 1 | 10 | 1052 | 937 |
| 564 | Scanning electron microscopy | 1 | 10 | 456 | 591 |
| 564 | gene mapping | 1 | 10 | 4046 | 5303 |
| 564 | Wetlands | 2 | 10 | 509 | 1069 |
| 577 | Catalysis | 4 | 9 | 3461 | 6063 |
| 577 | Seismology | 1 | 9 | 1033 | 1233 |
| 577 | Regional Planning | 1 | 9 | 2923 | 3294 |
| 577 | Adult Education | 1 | 9 | 1205 | 1284 |
| 577 | Regional Economics | 1 | 9 | 910 | 1176 |
| 577 | Emerging infectious diseases | 1 | 9 | 777 | 1306 |
| 577 | Anti-inflammatory agents | 1 | 9 | 599 | 930 |
| 577 | Developmental Neurobiology | 3 | 9 | 682 | 1569 |
| 577 | Inflammation | 1 | 9 | 2573 | 3541 |
| 577 | Elderly | 1 | 9 | 2615 | 2261 |
| 577 | animals | 2 | 9 | 1936 | 2980 |
| 577 | Physical fitness | 2 | 9 | 1550 | 2458 |
| 577 | older people | 1 | 9 | 3374 | 3392 |
| 577 | water supply | 1 | 9 | 1817 | 2446 |
| 577 | Condensed Matter | 1 | 9 | 5023 | 5412 |
| 577 | nanoscience | 1 | 9 | 4898 | 5818 |
| 577 | biomedicine | 1 | 9 | 2045 | 2864 |
| 577 | Spain | 1 | 9 | 1620 | 1162 |
| 577 | sexual behavior | 2 | 9 | 1019 | 1891 |
| 596 | Economic History | 4 | 8 | 3876 | 6205 |
| 596 | Social Psychology | 3 | 8 | 2502 | 4855 |
| 596 | Numerical Analysis | 5 | 8 | 2181 | 4252 |
| 596 | cosmic rays | 2 | 8 | 736 | 1263 |
| 596 | Cross-Cultural Studies | 1 | 8 | 1499 | 1988 |
| 596 | sadness | 3 | 8 | 239 | 840 |
| 596 | human behavior | 3 | 8 | 3066 | 6469 |
| 596 | cross-cultural comparison | 1 | 8 | 1210 | 1673 |
| 596 | anesthesia | 1 | 8 | 1338 | 1428 |
| 596 | Computer Literacy | 1 | 8 | 525 | 791 |
| 596 | death | 3 | 8 | 337 | 975 |
| 596 | Suicide | 3 | 8 | 658 | 1779 |
| 596 | antisocial personality disorder | 3 | 8 | 239 | 840 |
| 609 | Electrical Engineering | 3 | 7 | 4115 | 5651 |
| 609 | Systems Engineering | 2 | 7 | 3123 | 4452 |
| 609 | Mathematics Education | 1 | 7 | 892 | 961 |
| 609 | breastfeeding | 1 | 7 | 1207 | 1785 |
| 609 | Parasites | 5 | 7 | 1560 | 3901 |
| 609 | Acarology | 1 | 7 | 654 | 996 |
| 609 | Immunity | 1 | 7 | 3563 | 4890 |
| 609 | Mites | 2 | 7 | 647 | 1181 |
| 609 | Ticks | 1 | 7 | 707 | 1013 |
| 609 | Acari | 1 | 7 | 626 | 980 |
| 619 | Medical Laboratory Science | 2 | 6 | 3179 | 5643 |
| 619 | Graph Theory | 2 | 6 | 1099 | 1453 |
| 619 | Neuropsychiatry | 1 | 6 | 1821 | 2525 |
| 619 | Veterinary Pathology | 2 | 6 | 520 | 953 |
| 619 | Computer Vision | 1 | 6 | 2201 | 3037 |
| 619 | Remote Sensing | 2 | 6 | 2196 | 3246 |
| 619 | Diabetes mellitus | 1 | 6 | 4124 | 5640 |
| 619 | Lymphoma | 2 | 6 | 1190 | 1277 |
| 619 | Molecular Imaging | 1 | 6 | 1378 | 1939 |
| 619 | Multiple Myeloma | 2 | 6 | 1182 | 1251 |
| 619 | Diagnostic microbiology | 1 | 6 | 2599 | 3746 |
| 619 | Leukemia | 2 | 6 | 1890 | 2742 |
| 619 | Ethnology | 1 | 6 | 3020 | 3318 |
| 619 | Combinatorial analysis | 2 | 6 | 1451 | 1766 |
| 619 | Insects | 2 | 6 | 2148 | 3346 |
| 619 | mammals | 2 | 6 | 1617 | 2760 |
| 619 | Decision making | 2 | 6 | 2335 | 4334 |
| 619 | Diabetes | 1 | 6 | 4209 | 5704 |
| 637 | Geotechnical Engineering | 1 | 5 | 1052 | 1377 |
| 637 | Occupational Therapy | 1 | 5 | 2340 | 2793 |
| 637 | Kinesiology | 1 | 5 | 385 | 658 |
| 637 | Soil Mechanics | 1 | 5 | 1954 | 2477 |
| 637 | Rock Mechanics | 1 | 5 | 1600 | 2087 |
| 637 | Epigenetics | 1 | 5 | 520 | 897 |
| 637 | Social welfare | 1 | 5 | 1318 | 1959 |
| 637 | Pest control | 1 | 5 | 367 | 596 |
| 637 | Epigenomics | 1 | 5 | 510 | 881 |
| 637 | Porous materials | 1 | 5 | 1493 | 2057 |
| 637 | Croatia | 2 | 5 | 176 | 207 |
| 637 | Cerebellum | 1 | 5 | 691 | 1134 |
| 637 | Cognition | 1 | 5 | 3064 | 4231 |
| 637 | Pregnancy | 1 | 5 | 1856 | 2799 |
| 637 | Cerebellar ataxia | 1 | 5 | 691 | 1134 |
| 652 | Nephrology | 1 | 4 | 1247 | 1880 |
| 652 | Human Geography | 2 | 4 | 1558 | 2767 |
| 652 | Cryptography | 2 | 4 | 956 | 1525 |
| 652 | Image Processing | 1 | 4 | 3646 | 4862 |
| 652 | Decision Support Systems | 1 | 4 | 694 | 1140 |
| 652 | Genetic testing | 1 | 4 | 891 | 1446 |
| 652 | Biomarkers | 1 | 4 | 1078 | 1833 |
| 652 | Database Security | 2 | 4 | 131 | 434 |
| 652 | Religion and Psychology | 3 | 4 | 589 | 1789 |
| 652 | Organic farming | 1 | 4 | 121 | 280 |
| 652 | men | 1 | 4 | 695 | 1198 |
| 652 | thinking | 1 | 4 | 601 | 1005 |
| 652 | toxicity testing | 1 | 4 | 1648 | 2617 |
| 652 | Imaging systems | 1 | 4 | 1680 | 2244 |
| 652 | masculinity | 1 | 4 | 221 | 434 |
| 652 | Creativity | 1 | 4 | 639 | 1123 |
| 652 | kidney | 1 | 4 | 191 | 307 |
| 652 | Kidney diseases | 1 | 4 | 2004 | 2876 |
| 670 | Political Science | 1 | 3 | 3299 | 3641 |
| 670 | Otolaryngology | 1 | 3 | 1317 | 1923 |
| 670 | Mobile Computing | 1 | 3 | 2283 | 2938 |
| 670 | Critical Care | 2 | 3 | 2574 | 4619 |
| 670 | Urban Geography | 1 | 3 | 467 | 786 |
| 670 | Nuclear Chemistry | 1 | 3 | 2131 | 2827 |
| 670 | Nutrition physiology | 1 | 3 | 1656 | 2599 |
| 670 | Wireless Communication Systems | 1 | 3 | 3456 | 4327 |
| 670 | Marine biodiversity | 1 | 3 | 595 | 872 |
| 670 | Laser therapy | 1 | 3 | 963 | 1439 |
| 670 | Nanoparticles | 1 | 3 | 3312 | 4713 |
| 670 | Genetic variation | 1 | 3 | 311 | 654 |
| 670 | Business | 1 | 3 | 3924 | 5062 |
| 670 | civilization | 2 | 3 | 1864 | 1883 |
| 670 | protein | 1 | 3 | 2472 | 3491 |
| 670 | machinery | 1 | 3 | 1543 | 2162 |
| 670 | biological evolution | 1 | 3 | 3922 | 5570 |
| 670 | miniaturization | 1 | 3 | 3351 | 4825 |
| 670 | Phylogeny | 1 | 3 | 1678 | 2642 |
| 689 | Speech-Language Pathology | 1 | 2 | 627 | 1112 |
| 689 | Linguistics | 1 | 2 | 2851 | 3324 |
| 689 | Cultural Studies | 1 | 2 | 390 | 775 |
| 689 | Special Education | 3 | 2 | 921 | 2189 |
| 689 | Developmental Psychology | 1 | 2 | 1957 | 3023 |
| 689 | Palynology | 1 | 2 | 568 | 910 |
| 689 | Applied Linguistics | 1 | 2 | 1192 | 1583 |
| 689 | Phonetics | 1 | 2 | 646 | 1031 |
| 689 | speech therapy | 1 | 2 | 829 | 1334 |
| 689 | Religion | 1 | 2 | 2033 | 1963 |
| 689 | Learning disabilities | 3 | 2 | 930 | 2463 |
| 689 | Ornithology | 1 | 2 | 1798 | 2416 |
| 689 | Religion and Culture | 1 | 2 | 711 | 1083 |
| 689 | sustainability | 1 | 2 | 1746 | 2900 |
| 689 | Amyloidosis | 1 | 2 | 340 | 674 |
| 689 | Health insurance | 1 | 2 | 1054 | 1868 |
| 689 | Interfaces | 1 | 2 | 732 | 1244 |
| 689 | Educational measurement | 1 | 2 | 369 | 640 |
| 689 | Alloys | 1 | 2 | 645 | 1010 |
| 689 | cytokines | 1 | 2 | 2646 | 3971 |
| 689 | Atomic spectroscopy | 1 | 2 | 2079 | 2867 |
| 689 | Detectors | 1 | 2 | 2008 | 3075 |
| 689 | Culture | 1 | 2 | 2126 | 2910 |
| 689 | plant communities | 1 | 2 | 1921 | 2991 |
| 689 | bees | 1 | 2 | 803 | 1324 |
| 714 | Law | 1 | 1 | 2912 | 3351 |
| 714 | Surgery | 1 | 1 | 3917 | 5238 |
| 714 | Agricultural Engineering | 2 | 1 | 751 | 1814 |
| 714 | Architecture | 1 | 1 | 1358 | 1706 |
| 714 | Geriatric Nursing | 1 | 1 | 1064 | 1916 |
| 714 | Intelligent Transportation Systems | 1 | 1 | 1394 | 2226 |
| 714 | Biopharmaceutics | 1 | 1 | 2524 | 3863 |
| 714 | Automation | 2 | 1 | 2527 | 4596 |
| 714 | Higher Education | 1 | 1 | 1126 | 1909 |
| 714 | Cartography | 1 | 1 | 1202 | 1640 |
| 714 | Cosmology | 1 | 1 | 2297 | 2868 |
| 714 | Forensic Psychology | 1 | 1 | 842 | 1358 |
| 714 | General Surgery | 1 | 1 | 1618 | 2454 |
| 714 | Plant Morphology | 1 | 1 | 1163 | 1864 |
| 714 | Natural Language Processing | 1 | 1 | 14 | 40 |
| 714 | Computational Linguistics | 1 | 1 | 1241 | 1985 |
| 714 | Forensic Psychiatry | 1 | 1 | 1125 | 1851 |
| 714 | Feminism | 1 | 1 | 1152 | 1753 |
| 714 | Travel | 1 | 1 | 2058 | 3402 |
| 714 | Mass Media | 1 | 1 | 1812 | 2345 |
| 714 | Marriage | 2 | 1 | 764 | 1935 |
| 714 | histological techniques | 1 | 1 | 1461 | 2430 |
| 714 | Semiotics | 1 | 1 | 784 | 988 |
| 714 | Sequential Analysis | 1 | 1 | 203 | 322 |
| 714 | Serbia | 1 | 1 | 349 | 595 |
| 714 | isomerism | 1 | 1 | 756 | 1370 |
| 714 | disabilities | 1 | 1 | 1633 | 2652 |
| 714 | Algae | 1 | 1 | 1362 | 2037 |
| 714 | Bacterial infections | 1 | 1 | 2017 | 3313 |
| 714 | paraphilias | 2 | 1 | 288 | 798 |
| 714 | crime victims | 1 | 1 | 356 | 776 |
| 714 | RNA | 1 | 1 | 1082 | 1800 |
| 714 | Intellectual disability | 1 | 1 | 1773 | 2808 |
| 714 | violence | 1 | 1 | 1878 | 3070 |
| 714 | Marriage counseling | 2 | 1 | 476 | 1182 |
| 714 | Aggression | 1 | 1 | 960 | 1799 |
| 714 | Stress | 1 | 1 | 657 | 1322 |
| 714 | Chirality | 1 | 1 | 756 | 1370 |
| 714 | drug evaluation | 1 | 1 | 2757 | 4395 |
| 753 | Transportation Engineering | 4 | 0 | 303 | 1422 |
| 753 | Software Engineering | 1 | 0 | 1954 | 3094 |
| 753 | Audiology | 1 | 0 | 1535 | 2405 |
| 753 | Telecommunication Systems | 1 | 0 | 2843 | 4094 |
| 753 | Radiation Oncology | 1 | 0 | 838 | 1436 |
| 753 | Health Policy | 1 | 0 | 5017 | 7689 |
| 753 | Medical Oncology | 1 | 0 | 3838 | 5245 |
| 753 | Telecommunications | 1 | 0 | 1686 | 2709 |
| 753 | Educational Psychology | 2 | 0 | 1946 | 4001 |
| 753 | Disability Studies | 2 | 0 | 428 | 1178 |
| 753 | Tourism | 1 | 0 | 2766 | 4249 |
| 753 | preventive medicine | 1 | 0 | 2911 | 4786 |
| 753 | civil rights | 1 | 0 | 854 | 1492 |
| 753 | Organ transplantation | 1 | 0 | 862 | 1405 |
| 753 | Hearing Aids | 1 | 0 | 477 | 836 |
| 753 | Sexuality | 1 | 0 | 691 | 1334 |
| 753 | Islam | 2 | 0 | 857 | 1828 |
| 753 | Germany | 1 | 0 | 1605 | 2515 |
| 753 | Sedimentary rocks | 1 | 0 | 1065 | 1702 |
| 753 | United Kingdom | 1 | 0 | 3402 | 5161 |
| 753 | finance | 1 | 0 | 3816 | 5256 |
| 753 | Attention | 1 | 0 | 3889 | 5911 |
| 753 | carbonate rocks | 1 | 0 | 298 | 634 |
| 753 | Egypt | 1 | 0 | 1232 | 2431 |
