| 1 | Medicine | 1,207 | 41.8K | 262 | 352 |
| 2 | Science | 690 | 37.9K | 438 | 593 |
| 3 | Biology | 557 | 29.7K | 518 | 702 |
| 4 | Research | 827 | 29.0K | 259 | 293 |
| 5 | Molecular Biology | 705 | 26.5K | 345 | 479 |
| 6 | Neurology | 448 | 21.0K | 333 | 373 |
| 7 | Biochemistry | 668 | 19.6K | 556 | 676 |
| 8 | Chemistry | 302 | 18.6K | 1092 | 825 |
| 9 | Cancer | 354 | 18.6K | 162 | 160 |
| 10 | Physics | 138 | 18.6K | 1687 | 1034 |
| 11 | Biocompatible Materials | 264 | 14.8K | 233 | 228 |
| 12 | Cytology | 380 | 14.0K | 242 | 435 |
| 13 | Cell Biology | 391 | 14.0K | 202 | 428 |
| 14 | Immunology | 284 | 13.9K | 283 | 319 |
| 15 | Pharmacology | 436 | 11.6K | 269 | 346 |
| 16 | Biotechnology | 322 | 10.4K | 314 | 537 |
| 17 | Cell death | 144 | 9.8K | 37 | 78 |
| 18 | Biophysics | 295 | 8.7K | 473 | 513 |
| 19 | Nanotechnology | 249 | 8.6K | 459 | 585 |
| 20 | Microbiology | 207 | 8.5K | 695 | 777 |
| 21 | Natural history | 15 | 8.1K | 1742 | 981 |
| 22 | Signal Transduction | 80 | 7.9K | 73 | 32 |
| 23 | Psychiatry | 75 | 6.4K | 767 | 496 |
| 24 | Materials | 130 | 6.3K | 1098 | 855 |
| 25 | Biomedical Engineering | 183 | 5.7K | 415 | 454 |
| 26 | Bioengineering | 133 | 5.1K | 424 | 595 |
| 27 | Immunotherapy | 144 | 5.1K | 59 | 174 |
| 28 | Analytical Chemistry | 157 | 5.0K | 498 | 514 |
| 29 | Medical Oncology | 96 | 4.8K | 179 | 161 |
| 30 | Cell differentiation | 102 | 4.8K | 174 | 285 |
| 31 | Toxicology | 159 | 4.6K | 435 | 542 |
| 32 | Oncology | 105 | 4.5K | 183 | 437 |
| 33 | Immunity | 65 | 4.4K | 313 | 425 |
| 34 | cytokines | 136 | 4.4K | 25 | 26 |
| 35 | Nutrition | 140 | 4.2K | 426 | 534 |
| 36 | Physiology | 152 | 4.1K | 465 | 566 |
| 37 | Biosensors | 70 | 4.1K | 80 | 81 |
| 38 | Brain | 136 | 4.0K | 275 | 388 |
| 39 | Inflammation | 75 | 4.0K | 39 | 26 |
| 40 | Neurophysiology | 115 | 3.8K | 378 | 528 |
| 41 | Stem cells | 102 | 3.8K | 100 | 140 |
| 42 | Mental Disorders | 36 | 3.8K | 781 | 453 |
| 43 | Pathology | 118 | 3.7K | 223 | 324 |
| 44 | Bioelectronics | 61 | 3.6K | 60 | 84 |
| 45 | Neurobiology | 44 | 3.4K | 400 | 310 |
| 46 | Oncogenes | 50 | 3.4K | 196 | 219 |
| 47 | nanoscience | 79 | 3.4K | 457 | 514 |
| 48 | cell interaction | 87 | 3.4K | 27 | 28 |
| 49 | Mental illness | 21 | 3.3K | 691 | 313 |
| 50 | Public Health | 96 | 3.2K | 800 | 779 |
| 51 | Neurochemistry | 118 | 3.2K | 243 | 372 |
| 52 | Genetic engineering | 68 | 3.2K | 206 | 231 |
| 53 | Immunopharmacology | 97 | 3.0K | 35 | 31 |
| 54 | Human genetics | 15 | 2.8K | 1049 | 1021 |
| 55 | Virology | 56 | 2.5K | 648 | 919 |
| 56 | China | 127 | 2.5K | 214 | 211 |
| 57 | Materials Science | 58 | 2.5K | 1180 | 1008 |
| 58 | Biochemical Engineering | 48 | 2.5K | 712 | 918 |
| 59 | Liver diseases | 63 | 2.4K | 199 | 368 |
| 60 | Pollution | 75 | 2.4K | 1061 | 1391 |
| 61 | Cell communication | 61 | 2.3K | 19 | 17 |
| 62 | Hypertension | 47 | 2.2K | 306 | 404 |
| 63 | Environmental Health | 76 | 2.2K | 913 | 1165 |
| 64 | Oxidative stress | 47 | 2.2K | 74 | 100 |
| 65 | Clinical Immunology | 42 | 2.1K | 180 | 104 |
| 66 | Optical materials | 34 | 2.1K | 789 | 552 |
| 67 | free radicals | 54 | 2.1K | 126 | 248 |
| 68 | Diabetes | 34 | 2.0K | 553 | 497 |
| 69 | Medical genetics | 60 | 2.0K | 579 | 819 |
| 70 | Medical Microbiology | 34 | 2.0K | 606 | 532 |
| 71 | Genetics | 47 | 2.0K | 902 | 1104 |
| 72 | Pharmaceutical Chemistry | 66 | 1.9K | 795 | 899 |
| 73 | Metabolism | 48 | 1.8K | 640 | 768 |
| 74 | Diabetes mellitus | 30 | 1.8K | 548 | 513 |
| 75 | Psychoneuroimmunology | 13 | 1.8K | 192 | 80 |
| 75 | Neuroimmunology | 13 | 1.8K | 225 | 90 |
| 77 | Industrial Microbiology | 22 | 1.7K | 556 | 348 |
| 78 | environmental pollution | 51 | 1.7K | 1031 | 1200 |
| 79 | Cardiovascular system | 25 | 1.7K | 486 | 501 |
| 80 | cell physiology | 47 | 1.7K | 250 | 380 |
| 81 | Drug delivery systems | 31 | 1.7K | 259 | 254 |
| 82 | Medical innovations | 28 | 1.7K | 168 | 286 |
| 83 | Immune system | 31 | 1.6K | 207 | 399 |
| 84 | Neurosurgery | 30 | 1.5K | 204 | 162 |
| 85 | Allergy | 16 | 1.5K | 454 | 424 |
| 86 | Histology | 58 | 1.5K | 277 | 393 |
| 87 | Immunopathology | 47 | 1.5K | 208 | 238 |
| 88 | Environmental monitoring | 42 | 1.5K | 887 | 1031 |
| 89 | Ophthalmology | 53 | 1.5K | 308 | 361 |
| 90 | Pharmacognosy | 26 | 1.4K | 486 | 338 |
| 91 | Nanostructures | 34 | 1.4K | 461 | 475 |
| 92 | drug development | 24 | 1.4K | 199 | 287 |
| 93 | Genetic regulation | 24 | 1.4K | 288 | 315 |
| 94 | Nanobiotechnology | 51 | 1.4K | 14 | 42 |
| 95 | Critical Care | 35 | 1.4K | 344 | 515 |
| 96 | Orthopedics | 85 | 1.4K | 159 | 293 |
| 97 | Bone diseases | 12 | 1.4K | 128 | 96 |
| 98 | environmental protection | 43 | 1.4K | 692 | 812 |
| 99 | Drug design | 34 | 1.4K | 270 | 267 |
| 100 | cloning | 23 | 1.4K | 115 | 168 |
| 101 | Nervous system | 53 | 1.3K | 427 | 701 |
| 102 | Medicinal plants | 24 | 1.3K | 315 | 242 |
| 103 | Critical Care Medicine | 27 | 1.3K | 420 | 526 |
| 104 | Health Policy | 23 | 1.3K | 680 | 406 |
| 105 | Developmental Immunology | 16 | 1.3K | 214 | 66 |
| 106 | Cellular senescence | 33 | 1.3K | 57 | 78 |
| 107 | Endocrinology | 38 | 1.3K | 836 | 984 |
| 108 | Neuropsychology | 65 | 1.3K | 362 | 536 |
| 109 | Engineering | 40 | 1.3K | 1135 | 764 |
| 110 | Diagnostic Imaging | 56 | 1.3K | 301 | 423 |
| 111 | nucleic acids | 21 | 1.3K | 652 | 698 |
| 112 | Hematology | 52 | 1.3K | 775 | 950 |
| 113 | biochemical markers | 35 | 1.2K | 51 | 26 |
| 114 | Ecology | 37 | 1.2K | 1967 | 2312 |
| 115 | soil microbiology | 14 | 1.2K | 634 | 490 |
| 116 | Vaccines | 49 | 1.2K | 310 | 411 |
| 117 | Metabolic diseases | 19 | 1.2K | 891 | 851 |
| 118 | Cell division | 37 | 1.2K | 33 | 34 |
| 119 | Environmental Microbiology | 14 | 1.2K | 542 | 402 |
| 120 | Environmental Toxicology | 44 | 1.2K | 389 | 641 |
| 121 | Aging | 54 | 1.2K | 552 | 705 |
| 122 | Hemodynamics | 23 | 1.2K | 156 | 185 |
| 123 | cell adhesion molecules | 32 | 1.1K | 30 | 35 |
| 124 | Oxidation-reduction | 19 | 1.1K | 181 | 242 |
| 125 | Neurons | 11 | 1.1K | 295 | 471 |
| 126 | Surface Chemistry | 48 | 1.1K | 1035 | 1227 |
| 126 | Colloids | 49 | 1.1K | 1006 | 1276 |
| 128 | Hormones | 27 | 1.1K | 336 | 327 |
| 129 | Environment | 20 | 1.1K | 2003 | 2159 |
| 130 | infection | 29 | 1.1K | 403 | 447 |
| 131 | Surgery | 47 | 1.0K | 357 | 754 |
| 132 | Food | 29 | 1.0K | 904 | 898 |
| 133 | Clinical Chemistry | 38 | 1.0K | 756 | 903 |
| 134 | Host-parasite interactions | 10 | 1.0K | 614 | 538 |
| 135 | Epidemiology | 40 | 1.0K | 909 | 1005 |
| 136 | carcinogens | 32 | 1.0K | 153 | 229 |
| 137 | Chemical Engineering | 30 | 988 | 1664 | 1731 |
| 138 | Diet | 32 | 985 | 520 | 738 |
| 139 | Alzheimer's disease | 29 | 979 | 489 | 313 |
| 140 | Nanostructured Materials | 41 | 973 | 954 | 1097 |
| 141 | Genomics | 47 | 958 | 679 | 1011 |
| 141 | Leukemia | 21 | 958 | 356 | 421 |
| 143 | Carcinogenesis | 24 | 955 | 224 | 245 |
| 144 | Obesity | 15 | 934 | 817 | 650 |
| 145 | Diagnosis | 45 | 930 | 32 | 29 |
| 146 | Environmental pollutants | 42 | 911 | 371 | 608 |
| 147 | Clinical Biochemistry | 27 | 895 | 250 | 257 |
| 148 | Microorganisms | 6 | 894 | 708 | 366 |
| 149 | Histochemistry | 36 | 888 | 130 | 173 |
| 150 | Bacterial infections | 12 | 887 | 311 | 326 |
| 151 | Orthopedic Surgery | 64 | 882 | 45 | 147 |
| 152 | Cell metabolism | 9 | 855 | 289 | 426 |
| 153 | proteins | 38 | 852 | 471 | 625 |
| 154 | Surface-Active Agents | 32 | 851 | 106 | 214 |
| 154 | Surface properties | 32 | 851 | 123 | 242 |
| 156 | Immunochemistry | 41 | 839 | 86 | 156 |
| 157 | Parenteral nutrition | 23 | 834 | 249 | 325 |
| 158 | drug therapy | 18 | 833 | 876 | 727 |
| 159 | Egypt | 15 | 829 | 68 | 38 |
| 160 | Dementia | 24 | 824 | 540 | 288 |
| 161 | Radiobiology | 43 | 811 | 295 | 468 |
| 162 | mycoses | 5 | 797 | 603 | 356 |
| 163 | Environmental Engineering | 17 | 787 | 1705 | 1404 |
| 164 | Urology | 52 | 783 | 323 | 567 |
| 164 | Biomarkers | 13 | 783 | 79 | 14 |
| 166 | Homeostasis | 6 | 780 | 265 | 448 |
| 166 | arthritis | 16 | 780 | 504 | 529 |
| 168 | Genetic therapy | 29 | 779 | 236 | 368 |
| 169 | actuators | 30 | 777 | 581 | 763 |
| 169 | transducers | 30 | 777 | 581 | 763 |
| 171 | food technology | 17 | 776 | 1014 | 818 |
| 172 | Parasitic Diseases | 24 | 766 | 628 | 633 |
| 173 | Chemotherapy | 11 | 756 | 658 | 371 |
| 173 | environmental exposure | 37 | 756 | 267 | 531 |
| 175 | Neurotoxicology | 22 | 754 | 69 | 90 |
| 176 | mutagens | 25 | 740 | 164 | 302 |
| 177 | Nanoparticles | 25 | 729 | 545 | 640 |
| 178 | Food Microbiology | 15 | 727 | 450 | 468 |
| 179 | Environmental Policy | 14 | 722 | 1421 | 1367 |
| 179 | Environmental Law | 14 | 722 | 376 | 505 |
| 181 | Molecular cloning | 41 | 721 | 174 | 375 |
| 182 | Clinical Pharmacology | 32 | 719 | 295 | 362 |
| 183 | Cell cycle | 26 | 716 | 27 | 37 |
| 183 | cell proliferation | 26 | 716 | 29 | 39 |
| 185 | Apoptosis | 21 | 701 | 22 | 27 |
| 185 | neurotoxins | 21 | 701 | 22 | 27 |
| 185 | Neurotoxic agents | 21 | 701 | 22 | 27 |
| 185 | Nerve regeneration | 21 | 701 | 22 | 27 |
| 189 | histological techniques | 19 | 690 | 136 | 227 |
| 190 | Emerging infectious diseases | 12 | 685 | 79 | 53 |
| 191 | pollutants | 29 | 684 | 401 | 671 |
| 191 | Recombinant DNA | 42 | 684 | 192 | 423 |
| 193 | Sarcopenia | 13 | 681 | 75 | 117 |
| 193 | Muscles | 13 | 681 | 334 | 276 |
| 195 | drug evaluation | 24 | 668 | 281 | 278 |
| 196 | biological factors | 29 | 661 | 435 | 571 |
| 197 | Alternative Medicine | 35 | 660 | 300 | 410 |
| 197 | Digestive system diseases | 46 | 660 | 116 | 238 |
| 199 | Gastrointestinal diseases | 37 | 658 | 41 | 73 |
| 200 | Cytogenetics | 12 | 657 | 717 | 735 |
| 201 | viruses | 16 | 653 | 607 | 739 |
| 202 | Pharmacy | 22 | 631 | 682 | 706 |
| 203 | complementary therapies | 35 | 622 | 313 | 455 |
| 204 | Medical Laboratory Science | 21 | 613 | 756 | 986 |
| 205 | Pediatric Neurology | 10 | 600 | 502 | 610 |
| 205 | Enteral nutrition | 16 | 600 | 244 | 313 |
| 207 | Anatomy | 27 | 591 | 588 | 724 |
| 208 | Infections | 12 | 573 | 485 | 532 |
| 209 | Genetic recombination | 36 | 566 | 199 | 470 |
| 210 | Polymers | 23 | 549 | 1942 | 1889 |
| 211 | Radiation | 29 | 544 | 555 | 628 |
| 212 | Steroids | 15 | 513 | 354 | 328 |
| 213 | gene therapy | 19 | 511 | 308 | 537 |
| 213 | human behavior | 15 | 511 | 965 | 1296 |
| 215 | Biopharmaceutics | 6 | 510 | 821 | 411 |
| 216 | Microbial Ecology | 12 | 504 | 1148 | 1331 |
| 216 | Analytical Biochemistry | 24 | 504 | 426 | 613 |
| 216 | Behavior | 16 | 504 | 1313 | 1589 |
| 219 | Hematopoietic stem cell transplantation | 13 | 497 | 104 | 132 |
| 220 | Cerebral cortex | 19 | 478 | 311 | 464 |
| 221 | Signal Processing | 13 | 477 | 1319 | 1185 |
| 222 | Electrochemistry | 20 | 473 | 1658 | 1604 |
| 223 | Reproduction | 21 | 466 | 827 | 941 |
| 224 | Pediatrics | 15 | 461 | 1017 | 1199 |
| 225 | Astrocytes | 12 | 456 | 171 | 281 |
| 226 | Spine | 18 | 451 | 221 | 334 |
| 227 | pain | 13 | 445 | 585 | 634 |
| 228 | Cardiovascular diseases | 29 | 440 | 429 | 643 |
| 229 | Psychophysiology | 18 | 436 | 1128 | 1454 |
| 230 | genome | 13 | 434 | 705 | 1026 |
| 231 | Medical Physics | 21 | 431 | 625 | 799 |
| 232 | gene mapping | 21 | 427 | 670 | 1143 |
| 233 | Medical Technology | 29 | 425 | 310 | 627 |
| 234 | Bioinformatics | 26 | 421 | 638 | 1039 |
| 235 | Geriatrics | 19 | 415 | 1142 | 1215 |
| 236 | Parasitology | 35 | 411 | 614 | 1046 |
| 237 | Organic Chemistry | 25 | 406 | 1282 | 1579 |
| 237 | miniaturization | 12 | 406 | 933 | 1093 |
| 239 | Infertility | 2 | 404 | 1065 | 530 |
| 239 | fertility | 2 | 404 | 1139 | 557 |
| 241 | Respiration | 18 | 395 | 529 | 719 |
| 242 | Autoimmune diseases | 8 | 394 | 320 | 285 |
| 243 | Dermatology | 25 | 391 | 547 | 766 |
| 243 | Computational Biology | 24 | 391 | 898 | 1378 |
| 243 | biomedicine | 21 | 391 | 143 | 246 |
| 246 | Catalysis | 13 | 389 | 1973 | 2096 |
| 246 | disease susceptibility | 19 | 389 | 36 | 44 |
| 246 | symptoms | 19 | 389 | 36 | 44 |
| 249 | Thrombosis | 24 | 387 | 286 | 497 |
| 250 | Mathematics | 23 | 385 | 2668 | 2179 |
| 251 | Drug targeting | 11 | 383 | 69 | 95 |
| 251 | vascular diseases | 19 | 383 | 192 | 384 |
| 253 | Autoantibodies | 7 | 379 | 320 | 260 |
| 253 | Autoimmunity | 7 | 379 | 431 | 412 |
| 255 | Rheumatology | 14 | 369 | 486 | 650 |
| 255 | Chemical analysis | 11 | 369 | 538 | 487 |
| 257 | Artificial Intelligence | 13 | 368 | 1990 | 1871 |
| 257 | Herbal medicine | 15 | 368 | 155 | 281 |
| 259 | Chromosome mapping | 20 | 367 | 615 | 1077 |
| 259 | peptides | 19 | 367 | 180 | 191 |
| 261 | drugs | 16 | 365 | 856 | 974 |
| 262 | medical education | 31 | 364 | 411 | 639 |
| 263 | Antioxidants | 10 | 357 | 340 | 515 |
| 263 | Chromosomes | 5 | 357 | 775 | 519 |
| 265 | Transplantation | 13 | 355 | 524 | 701 |
| 266 | Genetic Toxicology | 4 | 351 | 375 | 241 |
| 267 | Europe | 11 | 350 | 1675 | 1264 |
| 268 | polymerization | 12 | 349 | 2179 | 1921 |
| 269 | Bioorganic chemistry | 10 | 332 | 1708 | 1634 |
| 270 | Systems Biology | 15 | 328 | 594 | 723 |
| 271 | Green Chemistry | 7 | 327 | 1222 | 1190 |
| 272 | Nuclear Physics | 21 | 324 | 1993 | 2145 |
| 273 | Cytokine | 9 | 322 | 144 | 248 |
| 274 | Microelectronics | 7 | 319 | 1271 | 1073 |
| 275 | Virulence | 9 | 314 | 618 | 957 |
| 276 | Respiratory system | 13 | 312 | 186 | 282 |
| 277 | Evidence-Based Medicine | 29 | 311 | 195 | 429 |
| 277 | Lipids | 16 | 311 | 462 | 808 |
| 279 | Image Processing | 10 | 303 | 1281 | 1257 |
| 280 | Andrology | 11 | 302 | 270 | 263 |
| 281 | Pharmacogenetics | 11 | 293 | 427 | 574 |
| 282 | Interferons | 8 | 291 | 104 | 92 |
| 283 | Proteomics | 10 | 286 | 546 | 717 |
| 284 | Nuclear Medicine | 7 | 285 | 659 | 536 |
| 285 | Radiology | 17 | 284 | 572 | 596 |
| 286 | Pharmaceutical Technology | 11 | 281 | 781 | 871 |
| 287 | Schizophrenia | 5 | 280 | 792 | 685 |
| 288 | Developmental Biology | 12 | 279 | 959 | 1465 |
| 289 | Molecular Imaging | 7 | 278 | 415 | 447 |
| 290 | Psychology | 19 | 266 | 1993 | 2609 |
| 291 | Electrophysiology | 11 | 265 | 518 | 464 |
| 292 | Therapeutics | 9 | 264 | 941 | 1153 |
| 293 | Radiography | 9 | 260 | 425 | 629 |
| 294 | Health Services Research | 13 | 259 | 701 | 808 |
| 295 | brain mapping | 9 | 258 | 336 | 496 |
| 296 | Agricultural Chemistry | 13 | 257 | 1126 | 1471 |
| 297 | Spectrum analysis | 21 | 255 | 1773 | 2444 |
| 298 | Health | 8 | 251 | 1280 | 1155 |
| 299 | Sustainable Engineering | 5 | 248 | 1301 | 1108 |
| 300 | amino acids | 5 | 247 | 411 | 299 |
| 301 | Primary health care | 12 | 244 | 737 | 843 |
| 302 | Metastasis | 3 | 238 | 163 | 227 |
| 303 | Nursing | 19 | 232 | 594 | 730 |
| 304 | Tropical Medicine | 18 | 230 | 648 | 928 |
| 305 | Learning | 6 | 228 | 887 | 766 |
| 306 | Asthma | 9 | 223 | 294 | 271 |
| 306 | Neural circuitry | 10 | 223 | 1049 | 1312 |
| 308 | Biomechanics | 14 | 221 | 580 | 839 |
| 309 | Optics | 16 | 218 | 2494 | 2333 |
| 309 | Bones | 4 | 218 | 665 | 638 |
| 311 | gastrointestinal tract | 10 | 217 | 96 | 286 |
| 312 | Psychopharmacology | 7 | 216 | 986 | 1150 |
| 313 | anesthesia | 16 | 214 | 107 | 102 |
| 314 | Gene expression regulation | 7 | 213 | 585 | 724 |
| 315 | Malaria | 6 | 211 | 512 | 459 |
| 315 | transport vesicles | 8 | 211 | 77 | 369 |
| 317 | Electronics | 8 | 209 | 2444 | 2119 |
| 318 | Nonlinear functional analysis | 3 | 200 | 1160 | 585 |
| 318 | Quantum Gravity | 11 | 200 | 1224 | 1305 |
| 320 | Physical Chemistry | 3 | 199 | 2271 | 1551 |
| 320 | drug resistance | 9 | 199 | 266 | 484 |
| 322 | Molecular Microbiology | 5 | 197 | 661 | 842 |
| 323 | animals | 5 | 196 | 1039 | 609 |
| 323 | Parasites | 16 | 196 | 603 | 989 |
| 325 | Animal Behavior | 5 | 186 | 1398 | 1473 |
| 325 | Ethology | 5 | 186 | 1115 | 1274 |
| 327 | biopolymers | 5 | 181 | 948 | 851 |
| 328 | drug toxicity | 8 | 179 | 141 | 256 |
| 329 | Psychosomatic Medicine | 5 | 176 | 569 | 604 |
| 329 | Molecular structure | 8 | 176 | 1559 | 1649 |
| 331 | Histocompatibility Testing | 8 | 173 | 227 | 287 |
| 332 | Genes | 8 | 171 | 665 | 764 |
| 333 | Decision making | 7 | 168 | 897 | 918 |
| 334 | Sports Medicine | 13 | 165 | 1181 | 1481 |
| 335 | Diagnostic microbiology | 5 | 160 | 1012 | 1409 |
| 335 | Mitochondria | 3 | 160 | 251 | 206 |
| 337 | Quality of life | 10 | 158 | 695 | 1246 |
| 338 | Obstetrics | 18 | 156 | 879 | 1659 |
| 338 | Ultrasonics | 4 | 156 | 1041 | 1050 |
| 340 | X-rays | 6 | 154 | 381 | 296 |
| 341 | Sleep Disorders | 6 | 153 | 1147 | 1200 |
| 341 | Neuroplasticity | 4 | 153 | 361 | 291 |
| 341 | neuronal plasticity | 4 | 153 | 240 | 226 |
| 341 | Sleep | 6 | 153 | 1156 | 1207 |
| 345 | Magnetic Resonance Imaging | 3 | 152 | 504 | 327 |
| 346 | Informatics | 2 | 150 | 1086 | 655 |
| 347 | Geriatric Psychiatry | 1 | 149 | 1792 | 838 |
| 348 | Education | 12 | 145 | 2012 | 2030 |
| 348 | Microfabrication | 3 | 145 | 409 | 216 |
| 348 | catalytic activity | 4 | 145 | 542 | 569 |
| 348 | Memory | 7 | 145 | 1143 | 1452 |
| 352 | Ultrasonic Imaging | 3 | 142 | 513 | 357 |
| 352 | Ultrasound | 3 | 142 | 739 | 550 |
| 354 | Information Systems | 6 | 141 | 967 | 1055 |
| 354 | DNS | 6 | 141 | 289 | 391 |
| 356 | Embryology | 8 | 139 | 945 | 1478 |
| 356 | Endocrine glands | 2 | 139 | 301 | 390 |
| 356 | Asia | 14 | 139 | 1196 | 1612 |
| 359 | Randomized Controlled Trials | 13 | 138 | 427 | 615 |
| 359 | disease vectors | 9 | 138 | 524 | 822 |
| 361 | protein | 6 | 137 | 905 | 1026 |
| 362 | poverty | 7 | 134 | 158 | 253 |
| 362 | healthcare disparities | 7 | 134 | 255 | 319 |
| 362 | Socioeconomic Factors | 7 | 134 | 420 | 607 |
| 362 | Electrochemical Analysis | 7 | 134 | 1026 | 1200 |
| 366 | Radiation Oncology | 7 | 133 | 198 | 284 |
| 366 | Child Development | 5 | 133 | 1450 | 1582 |
| 366 | natural products | 6 | 133 | 1306 | 1253 |
| 369 | Bioenergetics | 4 | 132 | 699 | 782 |
| 370 | Altitude Sickness | 13 | 130 | 25 | 75 |
| 370 | Altitude | 13 | 130 | 25 | 75 |
| 372 | Molecular Spectroscopy | 5 | 127 | 1417 | 1365 |
| 373 | Photochemistry | 6 | 123 | 1269 | 1445 |
| 374 | Microcirculation | 6 | 122 | 267 | 374 |
| 374 | Blood vessels | 6 | 122 | 193 | 295 |
| 376 | Hippocampus | 3 | 121 | 293 | 352 |
| 377 | Biomolecules | 3 | 120 | 465 | 512 |
| 378 | Cybernetics | 3 | 119 | 1613 | 1371 |
| 379 | Integrative Medicine | 9 | 118 | 96 | 102 |
| 379 | traffic safety | 6 | 118 | 167 | 188 |
| 381 | mutation | 6 | 117 | 399 | 680 |
| 381 | Evolution | 3 | 117 | 1848 | 1715 |
| 383 | Mitochondrial DNA | 3 | 115 | 193 | 31 |
| 384 | Child | 6 | 114 | 1689 | 1880 |
| 384 | gene transfer | 6 | 114 | 121 | 224 |
| 384 | genetic transformation | 6 | 114 | 121 | 224 |
| 387 | psychotherapy | 3 | 113 | 1293 | 1076 |
| 387 | energy development | 2 | 113 | 1176 | 895 |
| 389 | Hemostasis | 6 | 112 | 488 | 609 |
| 390 | Animal Physiology | 2 | 111 | 215 | 177 |
| 390 | Natural selection | 2 | 111 | 215 | 177 |
| 390 | Animal genetics | 2 | 111 | 731 | 526 |
| 390 | genetic selection | 2 | 111 | 215 | 177 |
| 394 | Functional Genomics | 1 | 110 | 508 | 345 |
| 394 | Vaccination | 2 | 110 | 392 | 276 |
| 396 | Metabolic syndrome | 5 | 109 | 123 | 160 |
| 396 | Plant cells | 2 | 109 | 1224 | 1465 |
| 398 | Peroxisomes | 4 | 108 | 34 | 70 |
| 399 | Photonics | 10 | 107 | 1157 | 1799 |
| 399 | Molecular Genetics | 3 | 107 | 1800 | 2020 |
| 401 | Emergency Medicine | 14 | 104 | 602 | 1044 |
| 401 | Technology | 11 | 104 | 2353 | 3486 |
| 401 | DNA | 5 | 104 | 429 | 500 |
| 401 | venom | 2 | 104 | 955 | 678 |
| 401 | Toxins | 2 | 104 | 1066 | 757 |
| 406 | Familial diseases | 1 | 103 | 393 | 162 |
| 406 | Chromatographic analysis | 12 | 103 | 939 | 1534 |
| 408 | Biological Systems | 6 | 100 | 473 | 626 |
| 408 | Composite Materials | 6 | 100 | 1968 | 2656 |
| 410 | Botany | 3 | 97 | 3635 | 3532 |
| 410 | Photobiology | 3 | 97 | 1480 | 1324 |
| 412 | Water pollution | 2 | 93 | 3102 | 2867 |
| 412 | Water | 2 | 93 | 2872 | 2842 |
| 412 | Metals | 2 | 93 | 2514 | 1935 |
| 415 | Computer Vision | 1 | 92 | 1792 | 1241 |
| 416 | Travel | 8 | 90 | 400 | 651 |
| 417 | Cross-Cultural Studies | 4 | 89 | 536 | 561 |
| 417 | nuclear magnetic resonance | 3 | 89 | 1040 | 859 |
| 417 | Magnetic Resonance Spectroscopy | 3 | 89 | 1184 | 934 |
| 417 | cross-cultural comparison | 4 | 89 | 427 | 422 |
| 421 | Mechanical Engineering | 5 | 88 | 2077 | 1796 |
| 422 | hygiene | 2 | 86 | 697 | 522 |
| 423 | Microscopy | 6 | 85 | 1169 | 1215 |
| 424 | Brain damage | 4 | 83 | 328 | 444 |
| 425 | Environmental Management | 3 | 82 | 2861 | 3407 |
| 426 | Genetic testing | 6 | 81 | 171 | 206 |
| 426 | vitamin C | 5 | 81 | 266 | 572 |
| 426 | vitamin E | 5 | 81 | 266 | 572 |
| 429 | Evolutionary Genetics | 5 | 79 | 453 | 762 |
| 429 | Molecular Epidemiology | 5 | 79 | 453 | 762 |
| 429 | Electrophoresis | 6 | 79 | 1210 | 1699 |
| 432 | Pharmacokinetics | 5 | 78 | 694 | 1065 |
| 432 | Neuropharmacology | 4 | 78 | 506 | 630 |
| 432 | personality | 2 | 78 | 1617 | 1548 |
| 432 | Nitric oxide | 4 | 78 | 169 | 354 |
| 436 | Clinical Laboratory Science | 3 | 77 | 230 | 178 |
| 436 | Developmental Genetics | 1 | 77 | 793 | 808 |
| 436 | ovary | 3 | 77 | 196 | 206 |
| 436 | viral genetics | 1 | 77 | 492 | 628 |
| 440 | Ethnology | 3 | 76 | 1504 | 1087 |
| 440 | United Kingdom | 5 | 76 | 1230 | 1739 |
| 442 | Nanochemistry | 11 | 75 | 510 | 1264 |
| 442 | Neuroimaging | 7 | 75 | 151 | 277 |
| 442 | transgenic organisms | 6 | 75 | 138 | 391 |
| 442 | Plant genetic engineering | 6 | 75 | 645 | 1171 |
| 442 | transgenic animals | 6 | 75 | 125 | 384 |
| 442 | preimplantation genetic diagnosis | 3 | 75 | 466 | 472 |
| 442 | embryo transfer | 3 | 75 | 485 | 488 |
| 442 | Transgenic plants | 6 | 75 | 297 | 671 |
| 442 | optical instruments | 7 | 75 | 247 | 398 |
| 442 | optical phenomena | 7 | 75 | 56 | 137 |
| 452 | Crystallography | 12 | 74 | 879 | 1083 |
| 452 | X-ray crystallography | 11 | 74 | 279 | 487 |
| 452 | Genetic markers | 3 | 74 | 249 | 256 |
| 452 | Antigens | 9 | 74 | 474 | 967 |
| 456 | Lung Transplantation | 1 | 73 | 578 | 454 |
| 456 | Heart transplantation | 1 | 73 | 578 | 454 |
| 458 | Sports | 2 | 72 | 2315 | 1669 |
| 459 | Laser therapy | 6 | 70 | 244 | 325 |
| 459 | Bacterial diseases | 3 | 70 | 266 | 365 |
| 461 | Sociology | 1 | 69 | 4713 | 2899 |
| 461 | Medical Anthropology | 1 | 69 | 2007 | 1725 |
| 461 | Mutagenesis | 8 | 69 | 158 | 458 |
| 464 | Gerontology | 5 | 68 | 1529 | 1759 |
| 464 | Social work | 4 | 68 | 1208 | 1136 |
| 464 | Allergies | 3 | 68 | 127 | 131 |
| 467 | Social Psychology | 1 | 67 | 3103 | 2201 |
| 467 | emergency management | 8 | 67 | 390 | 937 |
| 469 | Metallurgy | 3 | 66 | 2431 | 2236 |
| 469 | Lymphoma | 4 | 66 | 313 | 312 |
| 469 | Multiple Myeloma | 4 | 66 | 309 | 295 |
| 469 | Solitons | 2 | 66 | 1360 | 1160 |
| 469 | Fractals | 2 | 66 | 1546 | 1269 |
| 469 | Chaos | 2 | 66 | 1360 | 1160 |
| 475 | Synaptic Transmission | 2 | 65 | 606 | 627 |
| 476 | Physical organic chemistry | 2 | 64 | 1672 | 1452 |
| 476 | Combinatorial chemistry | 5 | 64 | 687 | 1203 |
| 478 | Growth | 4 | 63 | 992 | 1632 |
| 479 | Cell migration | 2 | 62 | 109 | 179 |
| 479 | sanitation | 2 | 62 | 1844 | 2339 |
| 479 | Cell adhesion | 2 | 62 | 206 | 268 |
| 479 | Mycology | 8 | 62 | 1020 | 1782 |
| 479 | cell movement | 2 | 62 | 304 | 385 |
| 479 | RNA | 5 | 62 | 390 | 763 |
| 479 | Information Science | 3 | 62 | 2521 | 2697 |
| 486 | Anti-inflammatory agents | 2 | 61 | 288 | 261 |
| 486 | Soft Condensed Matter | 2 | 61 | 1306 | 1269 |
| 486 | Pituitary gland | 1 | 61 | 354 | 275 |
| 489 | Developmental Neurobiology | 5 | 60 | 379 | 607 |
| 490 | Educational Leadership | 1 | 59 | 320 | 130 |
| 490 | micromechanics | 4 | 59 | 443 | 634 |
| 490 | India | 2 | 59 | 2037 | 954 |
| 493 | Geriatric Oncology | 6 | 58 | 346 | 851 |
| 493 | Screening | 3 | 58 | 189 | 230 |
| 493 | Flow cytometry | 3 | 58 | 434 | 564 |
| 493 | Pancreatic diseases | 4 | 58 | 286 | 417 |
| 497 | Audiology | 3 | 57 | 727 | 828 |
| 497 | Chromatography | 8 | 57 | 1022 | 1894 |
| 499 | Detectors | 8 | 56 | 1000 | 1804 |
| 500 | Health promotion | 1 | 55 | 2412 | 1679 |
| 501 | Geriatric Nursing | 5 | 54 | 313 | 402 |
| 501 | Antiviral agents | 3 | 54 | 323 | 457 |
| 501 | Reproductive toxicology | 5 | 54 | 278 | 673 |
| 501 | Proteome | 3 | 54 | 1218 | 1709 |
| 505 | Computer Science | 6 | 53 | 1632 | 2062 |
| 505 | Neuroanatomy | 3 | 53 | 210 | 340 |
| 505 | Simulation Methods | 1 | 53 | 1745 | 1091 |
| 505 | Heart Failure | 1 | 53 | 633 | 661 |
| 505 | Antibodies | 6 | 53 | 441 | 884 |
| 510 | curriculum evaluation | 2 | 52 | 420 | 406 |
| 510 | phototherapy | 4 | 52 | 167 | 134 |
| 512 | Child welfare | 1 | 51 | 1813 | 1204 |
| 512 | Adolescent | 1 | 51 | 3305 | 2308 |
| 514 | epilepsy | 4 | 50 | 768 | 1183 |
| 514 | Antibacterial agents | 6 | 50 | 429 | 1128 |
| 514 | Growth factors | 3 | 50 | 273 | 637 |
| 514 | pharmaceutical industry | 2 | 50 | 781 | 704 |
| 518 | Microbial Biotechnology | 4 | 49 | 830 | 1451 |
| 518 | rare diseases | 4 | 49 | 553 | 931 |
| 518 | Plant diseases | 1 | 49 | 2701 | 2107 |
| 521 | blood transfusion | 7 | 48 | 453 | 858 |
| 521 | cardiac catheterization | 5 | 48 | 618 | 823 |
| 523 | Mineralogy | 1 | 47 | 2015 | 1504 |
| 523 | Health Education | 1 | 47 | 3107 | 2215 |
| 523 | Patient education | 1 | 47 | 971 | 913 |
| 523 | counseling | 1 | 47 | 2031 | 1496 |
| 523 | Pakistan | 5 | 47 | 235 | 180 |
| 523 | software | 5 | 47 | 766 | 1580 |
| 529 | Computer-Aided Design | 5 | 46 | 943 | 1499 |
| 529 | visualization | 27 | 46 | 405 | 1178 |
| 529 | Cheminformatics | 5 | 46 | 194 | 585 |
| 532 | Regeneration | 5 | 45 | 29 | 83 |
| 532 | Bacteriology | 4 | 45 | 1657 | 2749 |
| 532 | Cell surface receptors | 2 | 45 | 171 | 151 |
| 535 | System analysis | 5 | 44 | 2020 | 2827 |
| 535 | Androgens | 2 | 44 | 308 | 431 |
| 537 | men | 2 | 43 | 385 | 408 |
| 538 | Food additives | 2 | 42 | 1466 | 1833 |
| 539 | Immunohistochemistry | 3 | 41 | 177 | 223 |
| 540 | Japan | 1 | 40 | 3272 | 2288 |
| 541 | Synapses | 3 | 39 | 265 | 487 |
| 542 | toxicity testing | 4 | 38 | 617 | 1279 |
| 543 | Brachytherapy | 2 | 37 | 271 | 254 |
| 543 | Kidney diseases | 4 | 37 | 827 | 1377 |
| 543 | Cognition | 2 | 37 | 1840 | 2090 |
| 546 | Neurovirology | 2 | 36 | 307 | 438 |
| 546 | Enzyme inhibitors | 1 | 36 | 774 | 690 |
| 546 | Smoking | 1 | 36 | 1196 | 1219 |
| 546 | Substance Abuse | 1 | 36 | 2166 | 1879 |
| 546 | drug addiction | 1 | 36 | 1672 | 1675 |
| 546 | alcoholism | 1 | 36 | 2177 | 2037 |
| 552 | food contamination | 3 | 35 | 1089 | 1489 |
| 552 | sports injuries | 3 | 35 | 568 | 753 |
| 554 | dietary supplements | 4 | 34 | 679 | 1470 |
| 554 | health planning | 2 | 34 | 2650 | 2823 |
| 556 | Radiologic Technology | 2 | 33 | 197 | 193 |
| 556 | Neonatology | 2 | 33 | 754 | 956 |
| 556 | Interventional Radiology | 2 | 33 | 197 | 193 |
| 556 | Interventional Radiography | 2 | 33 | 197 | 193 |
| 556 | Endoscopic Surgery | 2 | 33 | 197 | 193 |
| 561 | Emergency Medical Services | 5 | 32 | 554 | 1142 |
| 561 | Medical Ethics | 3 | 32 | 1129 | 1428 |
| 561 | Immunogenetics | 4 | 32 | 614 | 1122 |
| 561 | Electron Microscopy | 3 | 32 | 425 | 580 |
| 561 | Australia | 2 | 32 | 2412 | 2462 |
| 566 | Molecular Pharmacology | 4 | 31 | 707 | 1490 |
| 566 | Cardiovascular Pharmacology | 2 | 31 | 381 | 566 |
| 566 | Remote Sensing | 7 | 31 | 973 | 1750 |
| 566 | Amyotrophic Lateral Sclerosis | 2 | 31 | 317 | 487 |
| 566 | Research Design | 4 | 31 | 1001 | 1911 |
| 566 | Osteoporosis | 3 | 31 | 335 | 649 |
| 566 | Vision | 2 | 31 | 747 | 1027 |
| 566 | Biodiversity | 1 | 31 | 3416 | 3260 |
| 574 | Longevity | 1 | 30 | 394 | 426 |
| 574 | Membranes | 3 | 30 | 1668 | 2683 |
| 574 | rejuvenation | 1 | 30 | 290 | 366 |
| 574 | lasers | 2 | 30 | 2494 | 2603 |
| 574 | Pregnancy | 6 | 30 | 545 | 1399 |
| 579 | Crystallization | 9 | 29 | 258 | 645 |
| 579 | Bioethics | 2 | 29 | 1111 | 1174 |
| 579 | pain management | 3 | 29 | 651 | 994 |
| 579 | nursing ethics | 2 | 29 | 281 | 508 |
| 579 | Bacteria | 2 | 29 | 458 | 837 |
| 579 | biological evolution | 2 | 29 | 2424 | 3282 |
| 585 | Community Psychiatry | 2 | 28 | 1199 | 1675 |
| 585 | Depression | 3 | 28 | 338 | 844 |
| 585 | Gene expression | 1 | 28 | 528 | 560 |
| 585 | Anxiety Disorders | 3 | 28 | 499 | 1067 |
| 585 | Anxiety | 3 | 28 | 498 | 1063 |
| 585 | drug interactions | 5 | 28 | 23 | 100 |
| 591 | Zoology | 1 | 27 | 3658 | 3148 |
| 591 | particles | 2 | 27 | 1273 | 1637 |
| 593 | Chronobiology | 2 | 26 | 657 | 842 |
| 593 | Palliative Care | 2 | 26 | 1067 | 1302 |
| 593 | Circadian rhythms | 2 | 26 | 496 | 764 |
| 593 | biological clocks | 2 | 26 | 657 | 842 |
| 593 | Immunotoxicology | 2 | 26 | 427 | 608 |
| 593 | Light | 3 | 26 | 936 | 1673 |
| 593 | circadian rhythm | 2 | 26 | 657 | 842 |
| 593 | biological rhythms | 2 | 26 | 628 | 823 |
| 601 | Medical Imaging | 1 | 25 | 491 | 502 |
| 601 | Quantum Chemistry | 2 | 25 | 1077 | 1069 |
| 601 | Environmental Chemistry | 2 | 25 | 2622 | 3516 |
| 601 | Radiation Protection | 2 | 25 | 892 | 750 |
| 601 | radiation monitoring | 2 | 25 | 813 | 707 |
| 601 | teratogenic agents | 1 | 25 | 495 | 437 |
| 601 | Visual Perception | 3 | 25 | 1620 | 2599 |
| 601 | Phytotherapy | 1 | 25 | 1567 | 1724 |
| 601 | Cerebellum | 1 | 25 | 517 | 597 |
| 601 | Radiation dosimetry | 2 | 25 | 657 | 587 |
| 601 | Attention | 3 | 25 | 1679 | 2743 |
| 601 | Perception | 3 | 25 | 1772 | 2825 |
| 601 | Cerebellar ataxia | 1 | 25 | 517 | 597 |
| 614 | Global Health | 4 | 24 | 915 | 1820 |
| 614 | Data Mining | 4 | 24 | 1398 | 2910 |
| 614 | monoclonal antibodies | 3 | 24 | 311 | 641 |
| 614 | data collection | 4 | 24 | 867 | 2112 |
| 614 | liver | 3 | 24 | 322 | 633 |
| 619 | Quantum electronics | 2 | 23 | 1993 | 2231 |
| 619 | Religion and Psychology | 2 | 23 | 677 | 812 |
| 619 | Protein folding | 1 | 23 | 189 | 219 |
| 619 | Hearing | 1 | 23 | 1027 | 986 |
| 619 | Soviet Union | 3 | 23 | 749 | 805 |
| 619 | antibiotics | 1 | 23 | 491 | 581 |
| 619 | prions | 1 | 23 | 168 | 193 |
| 626 | Neuropsychiatry | 1 | 22 | 1372 | 1543 |
| 626 | Frontotemporal lobar degeneration | 1 | 22 | 369 | 411 |
| 626 | Flexible electronics | 2 | 22 | 86 | 282 |
| 626 | Well-being | 1 | 22 | 312 | 314 |
| 626 | Radioisotopes | 1 | 22 | 1917 | 1649 |
| 631 | Social Sciences | 3 | 21 | 3792 | 4404 |
| 631 | Developmental Toxicology | 3 | 21 | 60 | 182 |
| 631 | Oral Medicine | 2 | 21 | 846 | 1046 |
| 631 | Pharmacogenomics | 2 | 21 | 407 | 805 |
| 631 | Synthetic biology | 1 | 21 | 592 | 711 |
| 631 | teratogens | 3 | 21 | 60 | 182 |
| 631 | musculoskeletal system | 2 | 21 | 179 | 370 |
| 631 | Structure-activity relationship | 3 | 21 | 417 | 737 |
| 631 | rehabilitation | 4 | 21 | 1967 | 3737 |
| 640 | Industrial Safety | 1 | 20 | 2007 | 1934 |
| 640 | Imaging systems | 7 | 20 | 454 | 1204 |
| 640 | coal | 1 | 20 | 2399 | 2899 |
| 640 | synthesis | 2 | 20 | 1362 | 1504 |
| 644 | embryonic development | 1 | 19 | 736 | 916 |
| 645 | Psychiatric Nursing | 2 | 18 | 819 | 1157 |
| 645 | Animal welfare | 2 | 18 | 380 | 710 |
| 645 | pigments | 1 | 18 | 1328 | 1579 |
| 648 | Tribology | 2 | 17 | 1477 | 1954 |
| 648 | Solid State Physics | 2 | 17 | 3883 | 4541 |
| 648 | Lipid metabolism | 1 | 17 | 746 | 1056 |
| 648 | Social welfare | 2 | 17 | 704 | 1069 |
| 648 | Lipid | 1 | 17 | 748 | 1059 |
| 648 | Culture techniques | 2 | 17 | 387 | 579 |
| 648 | ground penetrating radar | 5 | 17 | 15 | 108 |
| 655 | occupational diseases | 2 | 16 | 1104 | 2007 |
| 655 | Magnetic Materials | 1 | 16 | 2178 | 2227 |
| 655 | Ceramic materials | 2 | 16 | 1627 | 2245 |
| 655 | Parkinson's disease | 1 | 16 | 433 | 633 |
| 655 | Chemical industry | 3 | 16 | 1429 | 2179 |
| 655 | Pathogens | 2 | 16 | 139 | 380 |
| 661 | Respiratory Therapy | 1 | 15 | 115 | 141 |
| 661 | Engineering Mathematics | 2 | 15 | 2943 | 3307 |
| 661 | Nuclear Chemistry | 1 | 15 | 1742 | 1643 |
| 661 | Nanophotonics | 1 | 15 | 577 | 756 |
| 661 | Radiochemistry | 1 | 15 | 1690 | 1539 |
| 661 | Boundary Value Problems | 1 | 15 | 1226 | 1220 |
| 661 | Exercise therapy | 1 | 15 | 809 | 809 |
| 661 | Health insurance | 2 | 15 | 541 | 931 |
| 661 | Multimedia Systems | 2 | 15 | 2250 | 2753 |
| 661 | Pacific Islands | 1 | 15 | 644 | 637 |
| 661 | gases | 1 | 15 | 115 | 141 |
| 661 | prostaglandins | 1 | 15 | 709 | 906 |
| 661 | Stress | 1 | 15 | 550 | 753 |
| 674 | Law | 1 | 14 | 2357 | 1437 |
| 674 | Sonochemistry | 1 | 14 | 1051 | 1606 |
| 674 | Chemical structure | 1 | 14 | 1030 | 968 |
| 677 | Electrical Engineering | 1 | 13 | 5141 | 4442 |
| 677 | Systems Engineering | 1 | 13 | 3388 | 3457 |
| 677 | Computer Engineering | 1 | 13 | 1766 | 1884 |
| 677 | Occupational Health | 2 | 13 | 1358 | 1965 |
| 677 | General Surgery | 2 | 13 | 745 | 1082 |
| 677 | Telemedicine | 1 | 13 | 804 | 1127 |
| 677 | industrial hygiene | 2 | 13 | 1436 | 1907 |
| 677 | Reproductive health | 2 | 13 | 1012 | 1819 |
| 677 | Behavioral research | 3 | 13 | 498 | 1153 |
| 677 | Microfluidics | 1 | 13 | 443 | 630 |
| 677 | Respiratory Infections | 1 | 13 | 678 | 875 |
| 677 | Amyloidosis | 1 | 13 | 277 | 388 |
| 677 | Crystal growth | 1 | 13 | 1612 | 1856 |
| 677 | Invertebrates | 2 | 13 | 755 | 1290 |
| 677 | natural disasters | 2 | 13 | 1641 | 2614 |
| 677 | Influenza | 1 | 13 | 539 | 745 |
| 693 | Applied Mathematics | 4 | 12 | 903 | 1291 |
| 693 | Optoelectronics | 2 | 12 | 747 | 994 |
| 693 | hospice care | 1 | 12 | 976 | 1237 |
| 693 | Contraception | 1 | 12 | 980 | 1392 |
| 693 | Preoperative Care | 1 | 12 | 174 | 222 |
| 693 | Neurotransmitters | 2 | 12 | 585 | 871 |
| 693 | perioperative care | 1 | 12 | 173 | 222 |
| 693 | Molecular evolution | 2 | 12 | 1888 | 3181 |
| 693 | Drug delivery devices | 1 | 12 | 506 | 844 |
| 693 | mathematical analysis | 4 | 12 | 2148 | 2831 |
| 693 | Plants | 1 | 12 | 2993 | 3475 |
| 704 | Nephrology | 1 | 11 | 892 | 1254 |
| 704 | Computer Graphics | 1 | 11 | 2597 | 3006 |
| 704 | Visual Communication | 1 | 11 | 891 | 983 |
| 704 | Numerical Analysis | 1 | 11 | 3233 | 3324 |
| 704 | Mental Health | 1 | 11 | 2708 | 3171 |
| 704 | behavioral medicine | 2 | 11 | 1581 | 3049 |
| 704 | ethnicity | 1 | 11 | 1273 | 1282 |
| 704 | health and race | 1 | 11 | 441 | 664 |
| 704 | Image enhancement | 1 | 11 | 660 | 871 |
| 704 | Technological Innovations | 1 | 11 | 1835 | 2195 |
| 704 | Fiber Optics | 1 | 11 | 1546 | 1794 |
| 704 | Child psychology | 1 | 11 | 2180 | 2650 |
| 704 | ethnic groups | 1 | 11 | 596 | 828 |
| 704 | Communication | 1 | 11 | 3198 | 3469 |
| 704 | United States | 2 | 11 | 6640 | 8679 |
| 704 | immunoassay | 1 | 11 | 457 | 556 |
| 720 | Humanities | 2 | 10 | 2478 | 2908 |
| 720 | Biostatistics | 3 | 10 | 147 | 395 |
| 720 | biobanks | 1 | 10 | 317 | 441 |
| 720 | Liquid chromatography | 1 | 10 | 1003 | 1064 |
| 724 | Nanomedicine | 2 | 9 | 293 | 899 |
| 724 | Luminescence | 1 | 9 | 1991 | 2366 |
| 724 | sleep-wake cycle | 2 | 9 | 165 | 347 |
| 724 | bioluminescence | 1 | 9 | 720 | 885 |
| 724 | heredity | 3 | 9 | 675 | 1513 |
| 724 | eugenics | 1 | 9 | 1028 | 1451 |
| 730 | Mobile Computing | 1 | 8 | 2089 | 2346 |
| 730 | Artificial Organs | 1 | 8 | 1052 | 1339 |
| 730 | Wireless Communication Systems | 1 | 8 | 3244 | 3644 |
| 730 | Morphogenesis | 1 | 8 | 154 | 334 |
| 730 | Bioinorganic chemistry | 1 | 8 | 2058 | 2610 |
| 730 | Organogenesis | 1 | 8 | 94 | 250 |
| 730 | calcification | 1 | 8 | 872 | 1323 |
| 730 | Edible plants | 1 | 8 | 454 | 817 |
| 730 | plasma | 1 | 8 | 235 | 309 |
| 730 | Women's health | 1 | 8 | 2259 | 3047 |
| 740 | Systems Theory | 1 | 7 | 1245 | 1412 |
| 740 | Neurogenetics | 3 | 7 | 276 | 860 |
| 740 | Dynamics | 4 | 7 | 1635 | 3023 |
| 740 | Computational Intelligence | 2 | 7 | 1417 | 2306 |
| 740 | Pesticides | 1 | 7 | 1199 | 1682 |
| 740 | educational statistics | 2 | 7 | 123 | 264 |
| 740 | eye | 1 | 7 | 354 | 644 |
| 740 | vitamins | 1 | 7 | 317 | 628 |
| 748 | Materials Engineering | 1 | 6 | 1380 | 1781 |
| 748 | Clinical Trials | 1 | 6 | 1056 | 1581 |
| 748 | Tissue Engineering | 4 | 6 | 240 | 941 |
| 748 | Cognitive Science | 1 | 6 | 2328 | 3182 |
| 748 | Plant physiology | 1 | 6 | 2799 | 3729 |
| 748 | Insects | 2 | 6 | 1757 | 2727 |
| 748 | Fuzzy systems | 2 | 6 | 2053 | 3022 |
| 748 | Autism | 2 | 6 | 814 | 1656 |
| 748 | Entomology | 2 | 6 | 2755 | 3880 |
| 757 | Photography | 6 | 5 | 1940 | 2819 |
| 757 | Biochemical Genetics | 1 | 5 | 896 | 1187 |
| 757 | Bifurcation Theory | 1 | 5 | 1119 | 1408 |
| 757 | Genetic translocation | 1 | 5 | 369 | 666 |
| 757 | Molecular recognition | 1 | 5 | 477 | 850 |
| 757 | Nonlinear Dynamics | 1 | 5 | 2806 | 3508 |
| 757 | Sexual health | 1 | 5 | 1259 | 1581 |
| 757 | glycoproteins | 1 | 5 | 812 | 1296 |
| 757 | Glycoconjugates | 1 | 5 | 812 | 1296 |
| 757 | Oligosaccharide | 1 | 5 | 569 | 951 |
| 757 | homosexuality | 1 | 5 | 692 | 1096 |
| 757 | Carbohydrates | 1 | 5 | 788 | 1241 |
| 757 | Africa | 1 | 5 | 2790 | 3336 |
| 757 | plasmids | 1 | 5 | 369 | 666 |
| 757 | Earth Sciences | 1 | 5 | 4454 | 5507 |
| 757 | Drug discovery | 1 | 5 | 507 | 929 |
| 757 | glycolipids | 1 | 5 | 812 | 1296 |
| 774 | Physical Therapy | 1 | 4 | 2019 | 2827 |
| 774 | Health Services Administration | 2 | 4 | 1394 | 2967 |
| 774 | Pediatric Rheumatology | 1 | 4 | 410 | 647 |
| 774 | Erectile dysfunction | 1 | 4 | 485 | 757 |
| 774 | Synchrotron Radiation | 1 | 4 | 695 | 1007 |
| 774 | primary prevention | 1 | 4 | 756 | 1335 |
| 774 | Coronary heart disease | 1 | 4 | 490 | 640 |
| 774 | Acarology | 1 | 4 | 559 | 919 |
| 774 | Mites | 1 | 4 | 779 | 1116 |
| 774 | Ticks | 1 | 4 | 604 | 951 |
| 774 | Acari | 1 | 4 | 541 | 912 |
| 785 | Information Technology | 2 | 3 | 3246 | 5201 |
| 785 | Optical Communications | 1 | 3 | 1349 | 1820 |
| 785 | Educational Technology | 1 | 3 | 2580 | 3700 |
| 785 | environmental indicators | 1 | 3 | 1747 | 2787 |
| 785 | vibration | 1 | 3 | 1924 | 2588 |
| 785 | DNA methylation | 1 | 3 | 553 | 1015 |
| 785 | Probiotics | 1 | 3 | 386 | 830 |
| 785 | hazard mitigation | 1 | 3 | 1681 | 2561 |
| 785 | Fish diseases | 1 | 3 | 217 | 441 |
| 785 | Aquatic animals | 1 | 3 | 381 | 715 |
| 785 | body temperature | 1 | 3 | 966 | 1601 |
| 785 | food industry | 1 | 3 | 1281 | 2048 |
| 797 | Mechatronics | 1 | 2 | 1513 | 2266 |
| 797 | Intelligent Transportation Systems | 1 | 2 | 1717 | 2486 |
| 797 | Theology | 1 | 2 | 1372 | 1102 |
| 797 | Pediatric Ophthalmology | 1 | 2 | 114 | 212 |
| 797 | Educational Psychology | 1 | 2 | 2067 | 2960 |
| 797 | Chemical safety | 1 | 2 | 99 | 161 |
| 797 | patents | 2 | 2 | 188 | 764 |
| 797 | Radio wave propagation | 1 | 2 | 1406 | 2001 |
| 797 | Strabismus | 1 | 2 | 114 | 212 |
| 797 | Pharmacy management | 1 | 2 | 508 | 848 |
| 797 | Spectroscopy | 1 | 2 | 446 | 716 |
| 797 | Cardiopulmonary Resuscitation | 1 | 2 | 288 | 497 |
| 797 | Personality Disorders | 1 | 2 | 460 | 725 |
| 797 | Molecules | 1 | 2 | 2096 | 2791 |
| 797 | individual differences | 1 | 2 | 475 | 842 |
| 797 | cardiac arrest | 1 | 2 | 288 | 497 |
| 797 | Statistical physics | 1 | 2 | 4469 | 5583 |
| 797 | tomography | 2 | 2 | 507 | 1042 |
| 797 | Nanotubes | 1 | 2 | 426 | 789 |
| 797 | Iran | 1 | 2 | 331 | 504 |
| 817 | Geology | 1 | 1 | 4036 | 5461 |
| 817 | Adolescent Medicine | 2 | 1 | 709 | 1741 |
| 817 | Shock Waves | 1 | 1 | 348 | 606 |
| 817 | Mechanics | 1 | 1 | 2135 | 2929 |
| 817 | Enzyme | 1 | 1 | 880 | 1583 |
| 817 | Liposomes | 1 | 1 | 924 | 1552 |
| 817 | Lipid bilayers | 1 | 1 | 741 | 1202 |
| 817 | Germany | 1 | 1 | 1243 | 1764 |
| 817 | biological agents | 1 | 1 | 1234 | 1776 |
| 817 | enzymes | 1 | 1 | 2339 | 3594 |
| 827 | Otolaryngology | 1 | 0 | 899 | 1480 |
| 827 | Food Science | 1 | 0 | 481 | 1053 |
| 827 | Architecture | 1 | 0 | 1086 | 1535 |
| 827 | Anthropological Linguistics | 2 | 0 | 293 | 702 |
| 827 | Internet of Things | 2 | 0 | 1320 | 2381 |
| 827 | Public Policy | 1 | 0 | 2853 | 4578 |
| 827 | Developmental Psychology | 1 | 0 | 1586 | 2598 |
| 827 | Morphology | 1 | 0 | 1358 | 1993 |
| 827 | Functional foods | 1 | 0 | 796 | 1487 |
| 827 | Cognitive neuroscience | 1 | 0 | 1426 | 2298 |
| 827 | Measurement | 1 | 0 | 2174 | 3400 |
| 827 | Intelligent Control Systems | 1 | 0 | 1946 | 2861 |
| 827 | air quality | 1 | 0 | 545 | 1202 |
| 827 | Elderly | 1 | 0 | 2015 | 2639 |
| 827 | older people | 1 | 0 | 2589 | 3667 |
| 827 | Minority Health | 1 | 0 | 209 | 578 |
| 827 | human development | 1 | 0 | 1272 | 2123 |
| 827 | internet | 2 | 0 | 1897 | 3680 |
| 827 | Electromagnetic fields | 1 | 0 | 688 | 1197 |
| 827 | explosives | 1 | 0 | 417 | 706 |
| 827 | Post-traumatic stress disorder | 1 | 0 | 1231 | 2079 |
| 827 | biological monitoring | 1 | 0 | 1006 | 1814 |
| 827 | Fluorescence | 2 | 0 | 599 | 1581 |
| 827 | Exercise | 1 | 0 | 2186 | 3238 |
