| 1 | Biochemistry | 1,717 | 73.6K | 234 | 237 |
| 2 | Science | 837 | 69.7K | 434 | 434 |
| 3 | Biology | 641 | 66.4K | 533 | 458 |
| 4 | Cytology | 428 | 57.1K | 249 | 151 |
| 5 | Cell Biology | 388 | 50.3K | 243 | 165 |
| 6 | Physics | 318 | 49.4K | 1250 | 660 |
| 7 | Medicine | 846 | 46.9K | 441 | 383 |
| 8 | Molecular Biology | 622 | 43.0K | 456 | 378 |
| 9 | Neurology | 925 | 39.9K | 185 | 273 |
| 10 | Research | 861 | 37.8K | 290 | 240 |
| 11 | Natural history | 74 | 37.0K | 747 | 405 |
| 12 | Biophysics | 921 | 32.4K | 115 | 119 |
| 13 | Virology | 223 | 31.0K | 270 | 184 |
| 14 | Immunology | 451 | 30.1K | 210 | 196 |
| 15 | Human genetics | 202 | 23.0K | 173 | 331 |
| 16 | Chemistry | 445 | 20.0K | 972 | 924 |
| 17 | Biocompatible Materials | 374 | 17.5K | 159 | 208 |
| 18 | Immunity | 123 | 16.2K | 190 | 176 |
| 19 | Microbiology | 204 | 14.4K | 849 | 646 |
| 20 | Cytogenetics | 115 | 12.1K | 106 | 93 |
| 21 | Physiology | 297 | 12.0K | 283 | 283 |
| 22 | Genetics | 89 | 12.0K | 703 | 426 |
| 23 | Hematology | 248 | 11.3K | 333 | 297 |
| 24 | Developmental Biology | 150 | 10.8K | 192 | 197 |
| 25 | Brain | 236 | 10.4K | 189 | 210 |
| 26 | Cancer | 208 | 10.1K | 379 | 401 |
| 27 | Medical genetics | 274 | 10.1K | 185 | 341 |
| 28 | Histology | 171 | 9.8K | 59 | 48 |
| 29 | Neurophysiology | 190 | 9.7K | 284 | 335 |
| 30 | cell physiology | 89 | 9.5K | 155 | 78 |
| 31 | Pharmacology | 504 | 9.0K | 270 | 521 |
| 32 | Endocrinology | 180 | 8.8K | 309 | 376 |
| 33 | Immunopathology | 165 | 8.0K | 34 | 21 |
| 34 | Genetic regulation | 41 | 7.9K | 186 | 93 |
| 35 | Embryology | 126 | 7.7K | 145 | 156 |
| 36 | Allergy | 40 | 7.1K | 290 | 163 |
| 37 | Pathology | 156 | 6.8K | 200 | 224 |
| 38 | Gene expression regulation | 22 | 6.8K | 278 | 84 |
| 39 | Developmental Genetics | 14 | 6.6K | 272 | 89 |
| 40 | Metabolism | 143 | 6.6K | 338 | 403 |
| 41 | Growth | 79 | 6.5K | 172 | 170 |
| 42 | Oncogenes | 90 | 6.5K | 102 | 118 |
| 43 | viral genetics | 6 | 6.5K | 274 | 76 |
| 44 | Cell differentiation | 105 | 6.0K | 191 | 287 |
| 45 | Cardiovascular diseases | 200 | 5.7K | 35 | 44 |
| 46 | Immune system | 29 | 5.6K | 269 | 214 |
| 47 | Anatomy | 174 | 5.5K | 106 | 200 |
| 48 | Nervous system | 86 | 5.5K | 354 | 312 |
| 49 | Pharmaceutical Chemistry | 212 | 5.3K | 310 | 451 |
| 50 | Ophthalmology | 99 | 5.2K | 221 | 159 |
| 51 | Psychiatry | 112 | 5.1K | 681 | 709 |
| 52 | Biomedical Engineering | 165 | 4.8K | 469 | 533 |
| 53 | Polymers | 123 | 4.7K | 865 | 669 |
| 54 | arthritis | 79 | 4.7K | 167 | 172 |
| 55 | Liver diseases | 92 | 4.5K | 167 | 285 |
| 56 | Geriatrics | 137 | 4.3K | 322 | 304 |
| 57 | Thrombosis | 62 | 4.3K | 135 | 73 |
| 58 | Immunotherapy | 38 | 4.2K | 427 | 252 |
| 59 | Organic Chemistry | 189 | 4.2K | 239 | 378 |
| 60 | viruses | 84 | 4.2K | 224 | 275 |
| 61 | Clinical Chemistry | 151 | 4.2K | 229 | 360 |
| 62 | Neurochemistry | 140 | 4.1K | 244 | 362 |
| 63 | Surgery | 45 | 4.1K | 578 | 486 |
| 64 | vascular diseases | 34 | 4.1K | 132 | 55 |
| 65 | Bones | 69 | 4.0K | 75 | 54 |
| 66 | Signal Transduction | 92 | 3.9K | 58 | 118 |
| 67 | Medical Oncology | 61 | 3.9K | 342 | 251 |
| 68 | Orthopedics | 160 | 3.7K | 76 | 137 |
| 69 | Materials | 161 | 3.4K | 1077 | 1369 |
| 70 | Metabolic diseases | 62 | 3.4K | 536 | 582 |
| 71 | Bioorganic chemistry | 140 | 3.3K | 215 | 382 |
| 72 | Spine | 89 | 3.3K | 41 | 75 |
| 73 | Critical Care | 58 | 3.2K | 286 | 361 |
| 74 | biological factors | 95 | 3.2K | 75 | 112 |
| 75 | Biotechnology | 117 | 3.1K | 1052 | 1478 |
| 76 | Critical Care Medicine | 51 | 3.1K | 337 | 370 |
| 77 | Antigens | 43 | 2.9K | 118 | 54 |
| 78 | Cell division | 72 | 2.9K | 15 | 18 |
| 79 | Bioengineering | 96 | 2.9K | 671 | 1068 |
| 80 | Molecular Genetics | 72 | 2.9K | 252 | 364 |
| 81 | Pediatric Neurology | 80 | 2.8K | 102 | 283 |
| 82 | Biomechanics | 73 | 2.8K | 143 | 180 |
| 83 | Diabetes | 55 | 2.8K | 514 | 561 |
| 84 | Rheumatology | 57 | 2.8K | 179 | 198 |
| 85 | Nutrition | 85 | 2.8K | 764 | 823 |
| 86 | Diabetes mellitus | 53 | 2.8K | 479 | 536 |
| 87 | Host-parasite interactions | 20 | 2.8K | 472 | 316 |
| 88 | Genes | 71 | 2.8K | 67 | 56 |
| 89 | Cardiovascular system | 53 | 2.8K | 362 | 476 |
| 90 | polymerization | 73 | 2.8K | 996 | 785 |
| 91 | Gene expression | 66 | 2.7K | 16 | 18 |
| 92 | Stem cells | 64 | 2.6K | 219 | 241 |
| 93 | Neurons | 13 | 2.6K | 357 | 386 |
| 94 | Genetic engineering | 59 | 2.6K | 293 | 343 |
| 95 | Neurobiology | 64 | 2.5K | 333 | 480 |
| 96 | Toxicology | 107 | 2.4K | 753 | 1059 |
| 97 | Public Health | 123 | 2.4K | 811 | 1198 |
| 98 | Disease | 4 | 2.3K | 292 | 204 |
| 99 | diseases | 3 | 2.3K | 382 | 206 |
| 100 | Genomics | 74 | 2.3K | 538 | 637 |
| 101 | Memory | 79 | 2.2K | 301 | 363 |
| 102 | Visual Perception | 78 | 2.2K | 252 | 279 |
| 102 | Attention | 78 | 2.2K | 261 | 290 |
| 102 | Perception | 78 | 2.2K | 314 | 354 |
| 105 | mycoses | 10 | 2.2K | 445 | 159 |
| 106 | Urology | 74 | 2.2K | 323 | 367 |
| 107 | Bacterial infections | 7 | 2.2K | 613 | 179 |
| 108 | Retina | 11 | 2.2K | 49 | 43 |
| 108 | eye | 11 | 2.2K | 53 | 45 |
| 110 | Psychophysiology | 40 | 2.2K | 880 | 749 |
| 111 | Oncology | 35 | 2.1K | 609 | 919 |
| 112 | Analytical Chemistry | 73 | 2.0K | 1102 | 1119 |
| 113 | Membranes | 53 | 2.0K | 339 | 422 |
| 114 | Psychopharmacology | 51 | 2.0K | 324 | 422 |
| 115 | Carcinogenesis | 26 | 2.0K | 233 | 134 |
| 116 | Hypertension | 45 | 2.0K | 418 | 563 |
| 117 | Lipids | 39 | 2.0K | 232 | 234 |
| 117 | carcinogens | 27 | 2.0K | 217 | 135 |
| 119 | Therapeutics | 63 | 1.9K | 279 | 401 |
| 120 | Materials Science | 64 | 1.9K | 1286 | 1360 |
| 121 | mutagens | 23 | 1.9K | 221 | 141 |
| 122 | gene therapy | 23 | 1.9K | 327 | 213 |
| 123 | histological techniques | 43 | 1.8K | 76 | 74 |
| 124 | Aging | 58 | 1.8K | 633 | 605 |
| 125 | Leukemia | 36 | 1.8K | 307 | 332 |
| 126 | Medical Laboratory Science | 25 | 1.8K | 679 | 388 |
| 127 | Radiobiology | 71 | 1.8K | 229 | 332 |
| 128 | Pediatrics | 77 | 1.8K | 434 | 756 |
| 129 | Systems Biology | 48 | 1.8K | 219 | 157 |
| 130 | Medical Microbiology | 49 | 1.7K | 540 | 726 |
| 131 | Artificial Organs | 81 | 1.7K | 22 | 26 |
| 132 | Immunogenetics | 37 | 1.6K | 107 | 67 |
| 133 | Cell death | 30 | 1.6K | 328 | 396 |
| 134 | Transplantation | 24 | 1.6K | 466 | 367 |
| 135 | Epidemiology | 69 | 1.6K | 771 | 1000 |
| 136 | Homeostasis | 8 | 1.5K | 267 | 348 |
| 136 | Cell metabolism | 7 | 1.5K | 440 | 355 |
| 138 | Histochemistry | 50 | 1.5K | 97 | 96 |
| 139 | calcification | 33 | 1.5K | 60 | 71 |
| 140 | Neurosurgery | 51 | 1.5K | 103 | 212 |
| 141 | Mental Disorders | 43 | 1.5K | 829 | 1009 |
| 142 | Clinical Immunology | 63 | 1.5K | 153 | 202 |
| 143 | Sleep Disorders | 50 | 1.4K | 360 | 367 |
| 143 | Sleep | 50 | 1.4K | 359 | 376 |
| 145 | Biosensors | 29 | 1.4K | 278 | 337 |
| 146 | Antibodies | 11 | 1.4K | 350 | 91 |
| 147 | Analytical Biochemistry | 32 | 1.4K | 373 | 283 |
| 148 | Pharmacy | 76 | 1.4K | 282 | 448 |
| 149 | Mental illness | 36 | 1.3K | 565 | 724 |
| 150 | Cognitive Science | 20 | 1.3K | 485 | 369 |
| 151 | Cognitive neuroscience | 7 | 1.3K | 698 | 363 |
| 152 | Dentistry | 92 | 1.3K | 38 | 63 |
| 153 | Child | 81 | 1.3K | 332 | 552 |
| 153 | Molecular cloning | 38 | 1.3K | 226 | 251 |
| 153 | Bioelectronics | 24 | 1.3K | 262 | 318 |
| 156 | Psychology | 55 | 1.3K | 1209 | 1404 |
| 157 | Recombinant DNA | 38 | 1.3K | 271 | 280 |
| 158 | Gerontology | 36 | 1.3K | 518 | 347 |
| 159 | gene mapping | 29 | 1.3K | 618 | 676 |
| 160 | Genetic recombination | 37 | 1.3K | 225 | 252 |
| 161 | Chromosome mapping | 27 | 1.2K | 573 | 569 |
| 162 | cloning | 22 | 1.2K | 134 | 219 |
| 163 | nucleic acids | 46 | 1.2K | 458 | 870 |
| 164 | Parasitology | 57 | 1.2K | 468 | 581 |
| 165 | Child Development | 57 | 1.1K | 378 | 585 |
| 166 | Colloids | 43 | 1.1K | 1228 | 1455 |
| 167 | Parasitic Diseases | 52 | 1.1K | 358 | 581 |
| 168 | Nanotechnology | 49 | 1.1K | 1625 | 2102 |
| 169 | Bacteriology | 14 | 1.1K | 1041 | 814 |
| 170 | United Kingdom | 28 | 1.1K | 527 | 564 |
| 171 | Chemical industry | 47 | 1.1K | 192 | 146 |
| 172 | Computer Science | 41 | 1.0K | 366 | 237 |
| 173 | Neuropsychology | 44 | 986 | 587 | 759 |
| 174 | Electrophysiology | 85 | 978 | 70 | 175 |
| 175 | Diagnostic microbiology | 12 | 968 | 750 | 699 |
| 176 | Surface Chemistry | 39 | 962 | 1350 | 1538 |
| 177 | Dermatology | 37 | 925 | 536 | 578 |
| 177 | Schizophrenia | 23 | 925 | 409 | 408 |
| 179 | actuators | 37 | 923 | 538 | 765 |
| 179 | transducers | 37 | 923 | 538 | 765 |
| 181 | Respiratory Infections | 41 | 911 | 13 | 24 |
| 182 | Parasites | 44 | 889 | 258 | 374 |
| 183 | Genetic therapy | 28 | 888 | 335 | 457 |
| 184 | Orthopedic Surgery | 25 | 875 | 208 | 179 |
| 185 | cell interaction | 26 | 873 | 278 | 323 |
| 186 | biopolymers | 28 | 864 | 331 | 352 |
| 187 | enzymes | 10 | 857 | 929 | 476 |
| 188 | Reproduction | 42 | 842 | 650 | 854 |
| 189 | Comparative Physiology | 16 | 835 | 362 | 208 |
| 190 | Japan | 87 | 812 | 174 | 289 |
| 191 | Metallurgy | 18 | 787 | 1097 | 766 |
| 192 | Astrocytes | 11 | 785 | 221 | 210 |
| 193 | Hemostasis | 34 | 779 | 127 | 148 |
| 194 | prostaglandins | 25 | 755 | 87 | 98 |
| 195 | Environmental Health | 39 | 748 | 1714 | 2680 |
| 196 | Molecular structure | 13 | 738 | 1385 | 922 |
| 197 | Medical Physics | 19 | 720 | 752 | 617 |
| 198 | Biomolecules | 23 | 714 | 54 | 148 |
| 199 | Respiration | 32 | 683 | 445 | 652 |
| 200 | Infertility | 17 | 679 | 415 | 474 |
| 200 | fertility | 17 | 679 | 448 | 491 |
| 202 | Virulence | 15 | 672 | 549 | 784 |
| 203 | Environment | 25 | 671 | 2141 | 3354 |
| 204 | Hormones | 21 | 670 | 491 | 574 |
| 205 | Hemodynamics | 17 | 668 | 247 | 323 |
| 206 | drug therapy | 56 | 654 | 511 | 1067 |
| 207 | Physical organic chemistry | 22 | 644 | 471 | 389 |
| 208 | Digestive system diseases | 23 | 637 | 310 | 309 |
| 209 | Bone diseases | 7 | 624 | 283 | 250 |
| 210 | Biochemical Engineering | 9 | 621 | 2348 | 2320 |
| 211 | Oral Medicine | 43 | 616 | 49 | 58 |
| 212 | Computational Biology | 25 | 614 | 964 | 1268 |
| 213 | Cognition | 12 | 610 | 937 | 769 |
| 214 | genome | 13 | 604 | 844 | 1070 |
| 215 | Health | 13 | 603 | 1212 | 858 |
| 216 | Electronics | 42 | 600 | 1097 | 1228 |
| 217 | Cerebellum | 11 | 597 | 94 | 90 |
| 217 | Cerebellar ataxia | 11 | 597 | 94 | 90 |
| 219 | Statistical physics | 31 | 594 | 1583 | 1606 |
| 220 | Behavior | 28 | 588 | 1124 | 1779 |
| 221 | Radioisotopes | 21 | 572 | 394 | 230 |
| 222 | Radiation | 43 | 569 | 463 | 734 |
| 222 | Obesity | 22 | 569 | 837 | 1119 |
| 224 | Vaccines | 28 | 568 | 608 | 832 |
| 225 | Obstetrics | 23 | 546 | 1031 | 1125 |
| 226 | child abuse | 16 | 538 | 306 | 360 |
| 227 | Nuclear Medicine | 20 | 531 | 397 | 444 |
| 228 | Nuclear Physics | 32 | 514 | 2051 | 2210 |
| 228 | proteins | 21 | 514 | 909 | 1025 |
| 230 | Pharmacogenetics | 12 | 508 | 528 | 525 |
| 231 | Technology | 81 | 506 | 714 | 1800 |
| 232 | Chemotherapy | 46 | 505 | 245 | 630 |
| 233 | infection | 51 | 503 | 275 | 923 |
| 234 | Bioinformatics | 24 | 484 | 712 | 1107 |
| 235 | Synaptic Transmission | 18 | 479 | 127 | 175 |
| 236 | Engineering | 12 | 469 | 2904 | 1650 |
| 237 | Surface-Active Agents | 12 | 466 | 438 | 473 |
| 237 | Surface properties | 12 | 466 | 484 | 534 |
| 239 | Ecology | 16 | 464 | 3775 | 4519 |
| 240 | rehabilitation | 23 | 463 | 765 | 1013 |
| 241 | Spectrum analysis | 14 | 453 | 2795 | 2453 |
| 242 | Data Mining | 3 | 451 | 2180 | 796 |
| 242 | Animal Behavior | 13 | 451 | 1019 | 1191 |
| 242 | Diet | 27 | 451 | 721 | 1338 |
| 245 | Autoimmune diseases | 19 | 449 | 161 | 289 |
| 246 | United States | 18 | 447 | 2599 | 2451 |
| 247 | human behavior | 13 | 444 | 1246 | 1694 |
| 248 | Muscles | 24 | 443 | 233 | 498 |
| 249 | Geriatric Psychiatry | 21 | 437 | 361 | 495 |
| 250 | Medical innovations | 4 | 436 | 1073 | 1020 |
| 251 | Tropical Medicine | 31 | 433 | 464 | 714 |
| 252 | drug development | 3 | 429 | 1315 | 961 |
| 253 | nanoscience | 11 | 426 | 1892 | 1866 |
| 254 | Microbial Ecology | 10 | 418 | 1542 | 1755 |
| 255 | Autoimmunity | 17 | 413 | 267 | 479 |
| 256 | Parenteral nutrition | 15 | 411 | 462 | 640 |
| 257 | Autoantibodies | 16 | 409 | 170 | 291 |
| 258 | Neuromuscular diseases | 22 | 406 | 184 | 333 |
| 259 | Morphology | 23 | 405 | 215 | 260 |
| 260 | Melanoma | 6 | 404 | 128 | 73 |
| 260 | data collection | 2 | 404 | 1899 | 604 |
| 262 | Enteral nutrition | 13 | 399 | 382 | 522 |
| 262 | Oxidation-reduction | 7 | 399 | 561 | 666 |
| 264 | Cardiac electrophysiology | 16 | 398 | 59 | 95 |
| 264 | arrhythmia | 16 | 398 | 59 | 95 |
| 266 | Health Education | 21 | 390 | 684 | 801 |
| 267 | Antioxidants | 6 | 389 | 580 | 579 |
| 268 | Inflammation | 13 | 387 | 577 | 744 |
| 269 | Steroids | 24 | 385 | 294 | 503 |
| 270 | Pharmacognosy | 14 | 384 | 898 | 1096 |
| 270 | Cerebral cortex | 10 | 384 | 583 | 664 |
| 272 | Psychosomatic Medicine | 19 | 380 | 280 | 473 |
| 273 | Sports Medicine | 34 | 378 | 771 | 1199 |
| 273 | Kidney diseases | 20 | 378 | 323 | 538 |
| 275 | Sociology | 15 | 377 | 1481 | 1447 |
| 276 | Diagnostic Imaging | 30 | 372 | 601 | 1120 |
| 277 | locomotion | 10 | 366 | 351 | 306 |
| 277 | posture | 10 | 366 | 351 | 306 |
| 277 | gait | 10 | 366 | 351 | 306 |
| 277 | walking | 10 | 366 | 351 | 306 |
| 281 | epilepsy | 23 | 363 | 264 | 449 |
| 282 | Composite Materials | 8 | 361 | 2040 | 1806 |
| 283 | Medical Anthropology | 10 | 353 | 690 | 890 |
| 284 | Neuropsychiatry | 14 | 352 | 390 | 514 |
| 284 | Electron Microscopy | 21 | 352 | 76 | 101 |
| 284 | Metals | 14 | 352 | 1172 | 1206 |
| 287 | Quality of life | 15 | 344 | 579 | 886 |
| 288 | Radiology | 21 | 335 | 619 | 681 |
| 288 | Zoology | 25 | 335 | 1041 | 1268 |
| 290 | Asia | 29 | 332 | 754 | 991 |
| 291 | protein | 15 | 329 | 593 | 772 |
| 292 | Clinical Pharmacology | 15 | 328 | 717 | 817 |
| 292 | pain | 19 | 328 | 581 | 981 |
| 294 | Microfabrication | 6 | 327 | 261 | 115 |
| 295 | Electrophoresis | 13 | 326 | 867 | 919 |
| 296 | Artificial Intelligence | 24 | 312 | 1583 | 2169 |
| 296 | Evolution | 8 | 312 | 1395 | 1404 |
| 298 | Endocrine glands | 1 | 306 | 614 | 293 |
| 299 | Phytotherapy | 22 | 290 | 151 | 400 |
| 300 | Osteoporosis | 5 | 287 | 264 | 139 |
| 301 | China | 21 | 284 | 1152 | 1577 |
| 302 | Ceramics | 16 | 282 | 644 | 822 |
| 302 | Chromosomes | 10 | 282 | 590 | 728 |
| 302 | RNA | 6 | 282 | 401 | 426 |
| 305 | Respiratory system | 11 | 281 | 270 | 374 |
| 306 | mutation | 9 | 278 | 336 | 489 |
| 306 | Microorganisms | 5 | 278 | 1093 | 1097 |
| 308 | industrial hygiene | 8 | 277 | 679 | 340 |
| 309 | medical education | 24 | 275 | 625 | 964 |
| 310 | drugs | 12 | 274 | 1287 | 1429 |
| 311 | Health Policy | 21 | 264 | 901 | 1545 |
| 312 | Health Services Research | 21 | 261 | 617 | 1014 |
| 313 | Information Science | 2 | 256 | 3622 | 1664 |
| 314 | Primary health care | 17 | 247 | 717 | 1024 |
| 315 | Climatology | 8 | 241 | 1331 | 1354 |
| 315 | bioclimatology | 8 | 241 | 525 | 504 |
| 315 | Animal welfare | 7 | 241 | 139 | 128 |
| 315 | Climate | 8 | 241 | 337 | 396 |
| 315 | weather | 8 | 241 | 293 | 321 |
| 320 | Audiology | 14 | 240 | 384 | 506 |
| 320 | Photonics | 6 | 240 | 1472 | 1421 |
| 322 | Long-Term Care | 8 | 239 | 330 | 428 |
| 322 | Long-term care facilities | 8 | 239 | 327 | 428 |
| 324 | Chemical analysis | 14 | 238 | 459 | 763 |
| 325 | Public Policy | 14 | 233 | 796 | 1166 |
| 326 | Robotics | 28 | 229 | 465 | 1051 |
| 327 | Bipolar Disorder | 2 | 228 | 504 | 320 |
| 328 | Palliative Care | 23 | 225 | 223 | 497 |
| 328 | Women's health | 8 | 225 | 844 | 777 |
| 330 | Emergency Medicine | 25 | 224 | 512 | 920 |
| 331 | cytokines | 10 | 222 | 731 | 1089 |
| 332 | health planning | 14 | 218 | 1016 | 1277 |
| 333 | Nanostructures | 14 | 217 | 1131 | 1770 |
| 334 | Health promotion | 13 | 216 | 706 | 1045 |
| 334 | natural products | 9 | 216 | 1161 | 1057 |
| 336 | free radicals | 7 | 215 | 1102 | 1430 |
| 337 | brain mapping | 3 | 213 | 793 | 675 |
| 338 | preventive medicine | 8 | 212 | 909 | 1105 |
| 338 | Microscopy | 13 | 212 | 844 | 874 |
| 340 | Otolaryngology | 15 | 209 | 239 | 374 |
| 340 | Histocompatibility Testing | 7 | 209 | 404 | 303 |
| 342 | Cell communication | 9 | 208 | 426 | 667 |
| 343 | primary prevention | 19 | 204 | 87 | 245 |
| 344 | Mycology | 16 | 202 | 775 | 1296 |
| 345 | Physical Therapy | 8 | 201 | 896 | 1108 |
| 346 | Neuropharmacology | 23 | 199 | 131 | 454 |
| 347 | glycoproteins | 10 | 198 | 221 | 406 |
| 347 | Glycoconjugates | 10 | 198 | 221 | 406 |
| 347 | glycolipids | 10 | 198 | 221 | 406 |
| 350 | Chromatography | 5 | 197 | 1537 | 1106 |
| 350 | cardiac catheterization | 17 | 197 | 350 | 525 |
| 350 | Chromatographic analysis | 5 | 197 | 1797 | 1212 |
| 353 | Pharmacogenomics | 3 | 195 | 356 | 230 |
| 353 | Heart Failure | 1 | 195 | 834 | 432 |
| 355 | Drug delivery systems | 7 | 194 | 1111 | 1415 |
| 356 | Glass | 11 | 192 | 660 | 908 |
| 357 | pottery | 10 | 188 | 673 | 905 |
| 357 | tomography | 11 | 188 | 155 | 189 |
| 357 | Gastrointestinal diseases | 16 | 188 | 163 | 388 |
| 360 | Alzheimer's disease | 26 | 186 | 604 | 996 |
| 361 | blood transfusion | 9 | 185 | 498 | 521 |
| 362 | Nursing | 18 | 182 | 779 | 1051 |
| 362 | Community Psychiatry | 11 | 182 | 499 | 843 |
| 364 | Proteome | 4 | 178 | 1290 | 1243 |
| 365 | disease vectors | 6 | 177 | 759 | 821 |
| 366 | Electrochemistry | 37 | 176 | 1522 | 2932 |
| 366 | Developmental Immunology | 2 | 176 | 1171 | 638 |
| 368 | X-rays | 9 | 175 | 354 | 345 |
| 369 | Alternative Medicine | 13 | 173 | 864 | 1421 |
| 370 | Chemical Engineering | 7 | 172 | 3727 | 4035 |
| 371 | behavioral medicine | 6 | 171 | 1026 | 1361 |
| 371 | Neural circuitry | 2 | 171 | 2764 | 1741 |
| 373 | Plant genetic engineering | 5 | 168 | 854 | 969 |
| 374 | eugenics | 5 | 165 | 451 | 423 |
| 375 | Pharmaceutical Technology | 5 | 164 | 1414 | 1355 |
| 375 | Crystal growth | 8 | 164 | 716 | 833 |
| 377 | Pharmacokinetics | 4 | 162 | 967 | 788 |
| 378 | Andrology | 6 | 161 | 522 | 510 |
| 378 | Menopause | 5 | 161 | 216 | 194 |
| 380 | hospice care | 16 | 158 | 140 | 307 |
| 380 | older people | 18 | 158 | 672 | 936 |
| 382 | Molecular evolution | 7 | 157 | 1141 | 1637 |
| 382 | Randomized Controlled Trials | 5 | 157 | 1114 | 756 |
| 384 | Electrocardiography | 20 | 156 | 76 | 153 |
| 385 | Chronobiology | 9 | 155 | 182 | 299 |
| 385 | biological clocks | 9 | 155 | 182 | 299 |
| 385 | Carbon | 1 | 155 | 2289 | 1541 |
| 385 | circadian rhythm | 9 | 155 | 182 | 299 |
| 389 | Nanobiotechnology | 8 | 154 | 177 | 496 |
| 390 | gene transfer | 4 | 153 | 241 | 215 |
| 390 | genetic transformation | 4 | 153 | 241 | 215 |
| 392 | Oligosaccharides | 9 | 152 | 85 | 188 |
| 392 | Exercise | 13 | 152 | 651 | 941 |
| 394 | Cybernetics | 5 | 151 | 1219 | 1050 |
| 394 | Supramolecular chemistry | 3 | 151 | 256 | 71 |
| 396 | Soft Condensed Matter | 5 | 150 | 982 | 938 |
| 397 | sports injuries | 14 | 149 | 166 | 306 |
| 398 | Nonlinear Dynamics | 4 | 148 | 2233 | 1768 |
| 398 | Optical materials | 4 | 148 | 2676 | 2557 |
| 398 | Combinatorial analysis | 14 | 148 | 536 | 484 |
| 401 | Industrial Microbiology | 1 | 147 | 3629 | 2145 |
| 402 | biological rhythms | 6 | 146 | 260 | 314 |
| 403 | Catalysis | 7 | 145 | 2859 | 3331 |
| 404 | Agricultural Chemistry | 9 | 143 | 1621 | 2188 |
| 405 | Oral Pathology | 2 | 141 | 118 | 64 |
| 405 | Infections | 6 | 141 | 1032 | 1492 |
| 407 | biological evolution | 5 | 139 | 1958 | 2411 |
| 408 | Psychiatric Epidemiology | 8 | 138 | 270 | 583 |
| 408 | collagen | 5 | 138 | 229 | 395 |
| 410 | Circadian rhythms | 5 | 136 | 224 | 315 |
| 410 | Hematopoietic stem cell transplantation | 6 | 136 | 294 | 523 |
| 412 | Neonatology | 5 | 132 | 530 | 536 |
| 412 | cell adhesion molecules | 5 | 132 | 407 | 560 |
| 412 | Synapses | 3 | 132 | 314 | 304 |
| 415 | Medical Technology | 16 | 131 | 660 | 1714 |
| 416 | Adolescent Medicine | 1 | 129 | 1360 | 989 |
| 417 | Patient education | 5 | 128 | 504 | 682 |
| 417 | Lipid metabolism | 6 | 128 | 267 | 526 |
| 417 | Elderly | 16 | 128 | 573 | 619 |
| 417 | counseling | 5 | 128 | 1152 | 1086 |
| 417 | Lipid | 6 | 128 | 266 | 528 |
| 422 | Thorax | 6 | 127 | 355 | 584 |
| 423 | Plant Genetics | 3 | 126 | 819 | 916 |
| 423 | Plant physiology | 3 | 126 | 2453 | 2358 |
| 423 | plant molecular biology | 3 | 126 | 1775 | 1947 |
| 426 | Neuroanatomy | 1 | 125 | 578 | 204 |
| 426 | liver | 5 | 125 | 255 | 242 |
| 428 | Multiple sclerosis | 8 | 124 | 360 | 377 |
| 429 | pain management | 12 | 123 | 276 | 617 |
| 430 | Genetic Research | 1 | 121 | 435 | 127 |
| 431 | Algebra | 15 | 120 | 826 | 793 |
| 431 | Psychoneuroimmunology | 3 | 120 | 738 | 899 |
| 431 | Neuroimmunology | 3 | 120 | 832 | 974 |
| 434 | Extracellular matrix | 4 | 119 | 254 | 415 |
| 435 | Pediatric Rheumatology | 7 | 118 | 138 | 186 |
| 436 | Molecular Pharmacology | 2 | 117 | 1159 | 1042 |
| 437 | Emergency Medical Services | 13 | 116 | 289 | 654 |
| 437 | Medicinal plants | 4 | 116 | 1463 | 1712 |
| 439 | Global Health | 6 | 115 | 838 | 828 |
| 439 | Lung Transplantation | 6 | 115 | 422 | 520 |
| 439 | Heart transplantation | 6 | 115 | 422 | 520 |
| 442 | Botany | 3 | 114 | 4410 | 4031 |
| 443 | Ergonomics | 2 | 113 | 1465 | 834 |
| 443 | Sports | 10 | 113 | 1257 | 1617 |
| 445 | Drug design | 7 | 111 | 1270 | 1940 |
| 445 | complementary therapies | 9 | 111 | 1225 | 1913 |
| 447 | Physical Chemistry | 2 | 110 | 3148 | 2305 |
| 447 | sleep-wake cycle | 12 | 110 | 17 | 35 |
| 449 | Physical fitness | 3 | 109 | 1242 | 1068 |
| 450 | sexual behavior | 3 | 107 | 734 | 697 |
| 451 | Food Microbiology | 3 | 106 | 1466 | 1732 |
| 451 | Solid State Chemistry | 1 | 106 | 3912 | 2308 |
| 453 | Primates | 12 | 103 | 346 | 683 |
| 454 | Post-traumatic stress disorder | 3 | 102 | 862 | 881 |
| 455 | Biopharmaceutics | 5 | 101 | 1083 | 1450 |
| 455 | Metabolic syndrome | 3 | 101 | 221 | 201 |
| 455 | Child psychology | 2 | 101 | 2086 | 1795 |
| 458 | Health insurance | 3 | 99 | 514 | 478 |
| 459 | Electrical Engineering | 16 | 98 | 1898 | 2336 |
| 459 | Immunopharmacology | 7 | 98 | 707 | 1229 |
| 459 | Pollution | 8 | 98 | 4315 | 6430 |
| 462 | Dental Public Health | 1 | 93 | 361 | 129 |
| 462 | drug evaluation | 2 | 93 | 1990 | 1495 |
| 464 | drug resistance | 6 | 91 | 476 | 933 |
| 464 | Developmental Neurobiology | 6 | 91 | 374 | 598 |
| 464 | Meteorites | 5 | 91 | 881 | 1291 |
| 467 | Electrochemical Analysis | 2 | 89 | 2115 | 1656 |
| 467 | dietary supplements | 5 | 89 | 610 | 1000 |
| 467 | alcoholism | 5 | 89 | 1336 | 1727 |
| 470 | Biodiversity | 4 | 88 | 2496 | 2721 |
| 471 | Research Design | 24 | 87 | 332 | 1540 |
| 471 | Immunochemistry | 7 | 87 | 748 | 1154 |
| 473 | Nephrology | 6 | 84 | 470 | 950 |
| 474 | Renewable Energy Sources | 1 | 83 | 4534 | 4003 |
| 474 | preimplantation genetic diagnosis | 2 | 83 | 689 | 511 |
| 474 | embryo transfer | 2 | 83 | 712 | 528 |
| 477 | Mathematics | 15 | 82 | 3789 | 4908 |
| 477 | Condensed Matter | 7 | 82 | 2925 | 3258 |
| 479 | Geophysics | 4 | 80 | 3727 | 3953 |
| 480 | Optics | 24 | 79 | 2543 | 4159 |
| 480 | Endocrine system | 5 | 79 | 786 | 315 |
| 480 | Pancreatic diseases | 11 | 79 | 227 | 429 |
| 483 | DNS | 7 | 78 | 287 | 689 |
| 483 | Androgens | 3 | 78 | 270 | 364 |
| 485 | Thin Films | 5 | 77 | 477 | 521 |
| 485 | Superconductors | 5 | 77 | 666 | 652 |
| 485 | Superconductivity | 5 | 77 | 467 | 491 |
| 485 | ethanol | 2 | 77 | 741 | 578 |
| 489 | Radiography | 4 | 76 | 642 | 820 |
| 489 | Computational Linguistics | 1 | 76 | 1311 | 373 |
| 489 | rare diseases | 3 | 76 | 786 | 932 |
| 489 | miniaturization | 4 | 76 | 1943 | 2646 |
| 493 | risk factors | 2 | 75 | 1115 | 966 |
| 493 | Autism | 3 | 75 | 815 | 1070 |
| 495 | Linguistics | 1 | 73 | 2808 | 1197 |
| 495 | Psycholinguistics | 1 | 73 | 1678 | 1178 |
| 495 | Neurotoxicology | 3 | 73 | 672 | 888 |
| 495 | Neurolinguistics | 1 | 73 | 817 | 644 |
| 499 | Mineralogy | 4 | 72 | 1410 | 1505 |
| 499 | Periodontics | 2 | 72 | 63 | 48 |
| 499 | Food | 6 | 72 | 2795 | 4095 |
| 499 | Growth factors | 1 | 72 | 649 | 643 |
| 503 | Contraception | 4 | 70 | 609 | 848 |
| 503 | embryonic development | 4 | 70 | 390 | 605 |
| 503 | cell proliferation | 7 | 70 | 198 | 459 |
| 503 | city planning | 1 | 70 | 3084 | 1810 |
| 503 | Europe | 20 | 70 | 1459 | 3529 |
| 508 | emergency management | 5 | 69 | 727 | 1099 |
| 508 | Combinatorial chemistry | 3 | 69 | 1062 | 1360 |
| 508 | Nutrigenomics | 2 | 69 | 138 | 186 |
| 511 | Bioenergetics | 6 | 68 | 649 | 1263 |
| 511 | Adhesion | 8 | 68 | 336 | 736 |
| 511 | adhesives | 8 | 68 | 370 | 743 |
| 511 | DNA | 6 | 68 | 421 | 773 |
| 511 | vitamins | 3 | 68 | 134 | 276 |
| 516 | Geriatric Pharmacology | 1 | 67 | 686 | 482 |
| 516 | health services accessibility | 6 | 67 | 754 | 1187 |
| 516 | Diagnosis | 4 | 67 | 603 | 739 |
| 516 | biocatalysis | 1 | 67 | 398 | 576 |
| 516 | Fungi | 6 | 67 | 866 | 1463 |
| 516 | Homogeneous catalysis | 1 | 67 | 398 | 576 |
| 516 | Heterogeneous catalysis | 1 | 67 | 398 | 576 |
| 523 | Telemedicine | 2 | 66 | 589 | 576 |
| 524 | Social Sciences | 7 | 65 | 3082 | 3466 |
| 524 | Photography | 22 | 65 | 1316 | 1245 |
| 524 | Geochemistry | 3 | 65 | 2247 | 2551 |
| 524 | Cell cycle | 6 | 65 | 195 | 450 |
| 524 | Dementia | 24 | 65 | 618 | 1403 |
| 524 | Aquaculture | 3 | 65 | 1705 | 1753 |
| 530 | Clinical Biochemistry | 6 | 64 | 1137 | 1771 |
| 531 | Mental Health | 6 | 63 | 1342 | 2040 |
| 531 | Metallic Glasses | 2 | 63 | 643 | 595 |
| 531 | DNA repair | 3 | 63 | 342 | 482 |
| 534 | Environmental monitoring | 4 | 62 | 4162 | 5631 |
| 534 | Nanostructured Materials | 7 | 62 | 2602 | 3905 |
| 534 | monitoring | 4 | 62 | 246 | 284 |
| 534 | environmental pollution | 3 | 62 | 5123 | 6139 |
| 538 | Radiation Oncology | 5 | 61 | 315 | 576 |
| 538 | Herbal medicine | 3 | 61 | 793 | 1329 |
| 538 | Ethnology | 2 | 61 | 2213 | 1445 |
| 541 | DNA polymerases | 2 | 60 | 694 | 1257 |
| 541 | Pregnancy | 7 | 60 | 611 | 1223 |
| 543 | transgenic organisms | 3 | 59 | 298 | 510 |
| 543 | transgenic animals | 3 | 59 | 279 | 492 |
| 543 | Transgenic plants | 3 | 59 | 557 | 857 |
| 543 | Australia | 6 | 59 | 1579 | 2228 |
| 547 | Asthma | 4 | 58 | 713 | 967 |
| 547 | Environmental Chemistry | 5 | 58 | 2057 | 3333 |
| 547 | Organ transplantation | 5 | 58 | 363 | 417 |
| 550 | Biological Systems | 1 | 57 | 1691 | 1005 |
| 550 | Chronic diseases | 2 | 57 | 1039 | 1275 |
| 552 | Social Psychology | 5 | 56 | 1859 | 2811 |
| 553 | Molecular Imaging | 6 | 55 | 570 | 1147 |
| 553 | Antibacterial agents | 3 | 55 | 839 | 1309 |
| 553 | mathematical analysis | 2 | 55 | 3123 | 2223 |
| 556 | Apoptosis | 1 | 54 | 643 | 520 |
| 556 | neurotoxins | 1 | 54 | 643 | 520 |
| 556 | Neurotoxic agents | 1 | 54 | 643 | 520 |
| 556 | DNA methylation | 2 | 54 | 426 | 668 |
| 556 | Environmental pollutants | 4 | 54 | 2404 | 3564 |
| 556 | biomedicine | 3 | 54 | 1030 | 1394 |
| 556 | Nerve regeneration | 1 | 54 | 643 | 520 |
| 563 | Health Services Administration | 6 | 53 | 810 | 1621 |
| 563 | Developmental Psychology | 1 | 53 | 1920 | 1497 |
| 563 | Energy metabolism | 5 | 53 | 548 | 981 |
| 563 | Hemophilia | 2 | 53 | 723 | 622 |
| 567 | Functional Analysis | 1 | 52 | 2086 | 1349 |
| 567 | Nonlinear functional analysis | 1 | 52 | 1922 | 1343 |
| 569 | Graph Theory | 4 | 51 | 786 | 640 |
| 569 | Environmental Toxicology | 4 | 51 | 2599 | 4099 |
| 569 | Pacific Islands | 8 | 51 | 132 | 311 |
| 569 | synthesis | 4 | 51 | 1120 | 1140 |
| 573 | pollutants | 3 | 50 | 2305 | 3231 |
| 573 | anesthesia | 6 | 50 | 420 | 571 |
| 575 | Iron | 3 | 49 | 382 | 398 |
| 575 | Electroconvulsive therapy | 4 | 49 | 81 | 148 |
| 575 | Culture techniques | 1 | 49 | 662 | 443 |
| 578 | Solid State Physics | 9 | 48 | 2943 | 4281 |
| 578 | Adolescent | 6 | 48 | 1797 | 2955 |
| 578 | Hearing | 3 | 48 | 773 | 934 |
| 578 | Entomology | 11 | 48 | 1538 | 2699 |
| 582 | Pediatric Hematology | 9 | 47 | 191 | 434 |
| 582 | health workforce | 3 | 47 | 205 | 454 |
| 584 | Ceramic materials | 3 | 46 | 1610 | 1928 |
| 584 | Microfluidics | 2 | 46 | 346 | 435 |
| 584 | Oligosaccharide | 1 | 46 | 684 | 694 |
| 584 | Carbohydrates | 1 | 46 | 945 | 864 |
| 588 | Information Systems | 5 | 45 | 1259 | 2259 |
| 588 | Oxidative stress | 3 | 45 | 1364 | 2304 |
| 588 | Behavioral research | 3 | 45 | 563 | 611 |
| 588 | Biomarkers | 3 | 45 | 491 | 664 |
| 588 | child behavior | 1 | 45 | 741 | 675 |
| 588 | biochemical markers | 3 | 45 | 1018 | 1346 |
| 594 | Genetic testing | 2 | 44 | 563 | 438 |
| 594 | Drug discovery | 1 | 44 | 675 | 560 |
| 596 | Infection control | 2 | 43 | 1038 | 1310 |
| 596 | cell membrane | 3 | 43 | 705 | 1038 |
| 596 | Social behavior | 2 | 43 | 1681 | 1822 |
| 596 | mammals | 5 | 43 | 990 | 1540 |
| 600 | Teratology | 3 | 42 | 350 | 618 |
| 600 | Reproductive health | 2 | 42 | 1214 | 1358 |
| 600 | Mental Health Services | 3 | 42 | 1545 | 1980 |
| 600 | Matroids | 2 | 42 | 321 | 303 |
| 600 | Birth control | 2 | 42 | 697 | 892 |
| 605 | Information Technology | 3 | 41 | 3178 | 3209 |
| 605 | Socioeconomic Factors | 3 | 41 | 886 | 1408 |
| 605 | disabilities | 3 | 41 | 853 | 1189 |
| 605 | software | 4 | 41 | 940 | 1769 |
| 609 | Cardiovascular Pharmacology | 2 | 40 | 449 | 573 |
| 609 | environmental protection | 3 | 40 | 4336 | 5757 |
| 609 | Crystallography | 4 | 40 | 1815 | 1680 |
| 609 | X-ray crystallography | 3 | 40 | 725 | 790 |
| 609 | Telecommunication | 7 | 40 | 1845 | 2734 |
| 614 | Tourism | 1 | 39 | 2794 | 2500 |
| 614 | Evidence-Based Medicine | 4 | 39 | 1265 | 2038 |
| 614 | Technological Innovations | 1 | 39 | 2153 | 1724 |
| 614 | Eating Disorders | 3 | 39 | 992 | 1436 |
| 614 | Feeding and Eating Disorders | 3 | 39 | 950 | 1384 |
| 614 | Protein engineering | 2 | 39 | 374 | 518 |
| 614 | molecular design | 2 | 39 | 418 | 528 |
| 621 | Nutrition physiology | 2 | 38 | 1157 | 1442 |
| 621 | Jurisprudence | 5 | 38 | 839 | 1321 |
| 623 | food technology | 1 | 37 | 4424 | 4245 |
| 623 | Sarcopenia | 2 | 37 | 624 | 1022 |
| 623 | Algae | 1 | 37 | 1314 | 1197 |
| 623 | Seaweed | 1 | 37 | 1035 | 1024 |
| 627 | Humanities | 3 | 36 | 2465 | 2028 |
| 627 | Meteorology | 2 | 36 | 3226 | 3962 |
| 627 | Planetary Science | 3 | 36 | 661 | 793 |
| 627 | Food additives | 4 | 36 | 1184 | 2255 |
| 631 | Antiviral agents | 2 | 35 | 523 | 716 |
| 632 | Brachytherapy | 3 | 34 | 264 | 308 |
| 633 | Psychiatric Nursing | 2 | 33 | 974 | 1082 |
| 633 | Malaria | 2 | 33 | 1072 | 1426 |
| 635 | Precision medicine | 2 | 32 | 336 | 403 |
| 635 | Soil biology | 1 | 32 | 1574 | 1827 |
| 635 | Soil fertility | 1 | 32 | 675 | 832 |
| 635 | nucleotides | 9 | 32 | 183 | 434 |
| 635 | musculoskeletal system | 2 | 32 | 215 | 359 |
| 635 | Toxins | 2 | 32 | 1363 | 1617 |
| 635 | Soil ecology | 1 | 32 | 1420 | 1582 |
| 642 | Forensic Psychiatry | 5 | 31 | 476 | 871 |
| 642 | Mobile genetic elements | 1 | 31 | 227 | 254 |
| 642 | Rheology | 5 | 31 | 502 | 1006 |
| 642 | Substance Abuse | 4 | 31 | 1466 | 2438 |
| 646 | Criminal psychology | 4 | 30 | 731 | 1126 |
| 646 | Nuclear Chemistry | 4 | 30 | 1202 | 1540 |
| 646 | Radiochemistry | 4 | 30 | 1113 | 1399 |
| 646 | Cardiopulmonary Resuscitation | 3 | 30 | 167 | 167 |
| 646 | cardiac arrest | 3 | 30 | 167 | 167 |
| 646 | feeding behavior | 3 | 30 | 854 | 1557 |
| 646 | Criminal behavior | 3 | 30 | 209 | 350 |
| 653 | Emerging infectious diseases | 2 | 29 | 504 | 883 |
| 653 | Social welfare | 4 | 29 | 562 | 1002 |
| 653 | elder abuse | 2 | 29 | 413 | 650 |
| 653 | Amyloidosis | 2 | 29 | 201 | 344 |
| 653 | peptides | 4 | 29 | 959 | 1611 |
| 653 | abnormalities | 2 | 29 | 275 | 481 |
| 653 | Social work | 4 | 29 | 1434 | 2090 |
| 653 | Structure-activity relationship | 2 | 29 | 692 | 772 |
| 653 | Human biology | 4 | 29 | 630 | 1146 |
| 662 | Neuroimaging | 3 | 28 | 345 | 556 |
| 662 | Photochemistry | 3 | 28 | 2178 | 3273 |
| 662 | optical instruments | 3 | 28 | 495 | 729 |
| 662 | Light | 3 | 28 | 1202 | 2086 |
| 662 | optical phenomena | 3 | 28 | 158 | 305 |
| 662 | Criminal investigation | 1 | 28 | 437 | 348 |
| 668 | Mechatronics | 7 | 27 | 464 | 1299 |
| 668 | health behavior | 2 | 27 | 1446 | 2006 |
| 668 | Adaptive control systems | 1 | 27 | 1206 | 940 |
| 668 | environmental exposure | 5 | 27 | 1774 | 3943 |
| 672 | Information Theory | 1 | 26 | 2237 | 1858 |
| 672 | Green Chemistry | 1 | 26 | 2841 | 3254 |
| 672 | Sustainable Engineering | 1 | 26 | 2962 | 3099 |
| 672 | Semiconductors | 1 | 26 | 3595 | 3154 |
| 672 | Quantum Communication | 1 | 26 | 448 | 484 |
| 672 | Ornithology | 1 | 26 | 1752 | 1452 |
| 672 | Ion channels | 1 | 26 | 213 | 240 |
| 672 | Birds | 1 | 26 | 2040 | 1650 |
| 672 | Quantum theory | 1 | 26 | 1810 | 1565 |
| 681 | Environmental Engineering | 1 | 25 | 6851 | 6790 |
| 681 | Environmental Policy | 1 | 25 | 5906 | 6416 |
| 681 | Environmental Law | 1 | 25 | 2189 | 2711 |
| 681 | Telecommunications | 1 | 25 | 1731 | 1265 |
| 681 | Fracture mechanics | 1 | 25 | 2392 | 2346 |
| 681 | Qualitative Research | 3 | 25 | 574 | 900 |
| 687 | Statistics | 7 | 24 | 2168 | 3678 |
| 687 | Automation | 1 | 24 | 3297 | 3040 |
| 687 | Numerical Analysis | 1 | 24 | 3972 | 3296 |
| 687 | urban health | 1 | 24 | 626 | 742 |
| 687 | Nanoparticles | 2 | 24 | 2702 | 3489 |
| 687 | Exercise therapy | 4 | 24 | 359 | 774 |
| 687 | Protein folding | 4 | 24 | 66 | 236 |
| 687 | Family | 1 | 24 | 1790 | 1714 |
| 687 | family violence | 1 | 24 | 821 | 933 |
| 687 | prions | 4 | 24 | 49 | 184 |
| 697 | Education | 4 | 23 | 4180 | 5294 |
| 697 | optical devices | 1 | 23 | 1011 | 939 |
| 699 | Proteomics | 3 | 22 | 1406 | 2705 |
| 699 | Evolutionary Genetics | 1 | 22 | 1522 | 1733 |
| 699 | Molecular Epidemiology | 1 | 22 | 1522 | 1733 |
| 699 | Cross-Cultural Studies | 2 | 22 | 989 | 1443 |
| 699 | cross-cultural comparison | 2 | 22 | 780 | 1173 |
| 699 | artificial cells | 3 | 22 | 121 | 178 |
| 705 | Forensic Genetics | 2 | 21 | 337 | 611 |
| 705 | Hippocampus | 1 | 21 | 601 | 868 |
| 705 | sex differences | 1 | 21 | 327 | 462 |
| 708 | Medical Ethics | 3 | 20 | 1380 | 2136 |
| 708 | blood substitutes | 2 | 20 | 114 | 168 |
| 708 | Central Asia | 2 | 20 | 318 | 520 |
| 708 | amino acids | 2 | 20 | 908 | 1561 |
| 708 | Developing countries | 4 | 20 | 2563 | 4557 |
| 708 | lasers | 2 | 20 | 2698 | 2989 |
| 708 | Appetite | 2 | 20 | 929 | 1595 |
| 715 | Computer-Aided Design | 1 | 19 | 2431 | 2433 |
| 715 | Cellular senescence | 1 | 19 | 1519 | 2150 |
| 715 | Enzyme inhibitors | 2 | 19 | 581 | 1051 |
| 715 | Familial diseases | 1 | 19 | 542 | 616 |
| 715 | cycles | 4 | 19 | 119 | 260 |
| 720 | Sensor Networks | 1 | 18 | 545 | 500 |
| 720 | Bioinorganic chemistry | 1 | 18 | 2460 | 2779 |
| 720 | Liposomes | 3 | 18 | 643 | 1245 |
| 723 | micromechanics | 1 | 17 | 1229 | 1379 |
| 723 | Social policy | 1 | 17 | 2019 | 1893 |
| 723 | visualization | 4 | 17 | 1731 | 2075 |
| 723 | Learning | 1 | 17 | 2524 | 2674 |
| 723 | Zoonoses | 1 | 17 | 705 | 959 |
| 728 | Ethics | 2 | 16 | 1426 | 2016 |
| 728 | Maternal health services | 2 | 16 | 638 | 1151 |
| 728 | Child welfare | 2 | 16 | 1620 | 2383 |
| 728 | vitamin C | 1 | 16 | 908 | 1286 |
| 728 | Scanning electron microscopy | 2 | 16 | 257 | 453 |
| 728 | vitamin E | 1 | 16 | 908 | 1286 |
| 728 | Muscle contraction | 5 | 16 | 214 | 509 |
| 735 | Mass Spectrometry | 3 | 15 | 1454 | 2550 |
| 735 | Cytoskeleton | 1 | 15 | 562 | 798 |
| 735 | Synthetic biology | 1 | 15 | 669 | 883 |
| 735 | extraterrestrial environment | 2 | 15 | 918 | 1362 |
| 735 | astronomical phenomena | 2 | 15 | 842 | 1263 |
| 740 | Geriatric Nursing | 4 | 14 | 420 | 1095 |
| 740 | Food Safety | 1 | 14 | 673 | 805 |
| 740 | Mathematical Physics | 2 | 14 | 4149 | 4248 |
| 740 | occupational diseases | 3 | 14 | 1045 | 2592 |
| 740 | food industry | 1 | 14 | 1564 | 1735 |
| 745 | Powder Metallurgy | 2 | 13 | 515 | 573 |
| 745 | Microcirculation | 2 | 13 | 701 | 1297 |
| 745 | Lymphoma | 3 | 13 | 646 | 918 |
| 745 | Multiple Myeloma | 3 | 13 | 638 | 891 |
| 745 | Immunotoxicology | 3 | 13 | 339 | 961 |
| 745 | Screening | 3 | 13 | 204 | 646 |
| 745 | Hospitals | 1 | 13 | 1526 | 1809 |
| 745 | scientific societies | 3 | 13 | 978 | 2147 |
| 745 | Flow cytometry | 2 | 13 | 661 | 1248 |
| 745 | venom | 1 | 13 | 1694 | 2019 |
| 755 | Educational Psychology | 2 | 12 | 1907 | 2827 |
| 755 | Metallography | 1 | 12 | 1576 | 1925 |
| 755 | drug addiction | 3 | 12 | 1316 | 2754 |
| 755 | violence | 3 | 12 | 1058 | 2243 |
| 755 | Suicide | 2 | 12 | 797 | 1534 |
| 755 | sex crimes | 3 | 12 | 669 | 1507 |
| 761 | Occupational Health | 3 | 11 | 1357 | 2495 |
| 761 | Bioethics | 2 | 11 | 1272 | 1985 |
| 761 | nursing ethics | 2 | 11 | 338 | 835 |
| 761 | Plastics | 1 | 11 | 3118 | 3465 |
| 761 | fishing industry | 1 | 11 | 302 | 433 |
| 761 | Fisheries | 1 | 11 | 2874 | 3214 |
| 767 | Kinesiology | 1 | 10 | 407 | 548 |
| 767 | Manufacturing Processes | 2 | 10 | 3136 | 4353 |
| 767 | Kinetics | 1 | 10 | 1119 | 1413 |
| 767 | Ethology | 1 | 10 | 2617 | 3454 |
| 767 | Smoking | 1 | 10 | 1434 | 2062 |
| 767 | Plant breeding | 1 | 10 | 1684 | 2141 |
| 767 | animals | 4 | 10 | 1358 | 2797 |
| 767 | heredity | 1 | 10 | 1450 | 1843 |
| 767 | Cell surface receptors | 1 | 10 | 337 | 537 |
| 767 | Coronary heart disease | 6 | 10 | 122 | 585 |
| 767 | Minerals | 1 | 10 | 1698 | 2210 |
| 767 | Breeding | 1 | 10 | 2224 | 2801 |
| 779 | Database Management | 2 | 9 | 1115 | 1809 |
| 779 | Databases | 1 | 9 | 706 | 854 |
| 779 | Music | 1 | 9 | 1878 | 1771 |
| 779 | Discrete Mathematics | 2 | 9 | 525 | 580 |
| 779 | Radiopharmaceuticals | 1 | 9 | 828 | 831 |
| 779 | voice | 1 | 9 | 1018 | 1240 |
| 779 | Magnetic Materials | 2 | 9 | 2021 | 2824 |
| 779 | Magnetic Resonance Spectroscopy | 2 | 9 | 1695 | 2509 |
| 779 | graph | 2 | 9 | 525 | 580 |
| 779 | Luminescence | 1 | 9 | 2391 | 2882 |
| 779 | bioluminescence | 1 | 9 | 859 | 1054 |
| 779 | periodicity | 3 | 9 | 39 | 116 |
| 779 | India | 1 | 9 | 3656 | 3325 |
| 792 | Mechanical Engineering | 3 | 8 | 3049 | 4525 |
| 792 | Tribology | 3 | 8 | 1448 | 2639 |
| 792 | Engineering Mathematics | 1 | 8 | 4463 | 4692 |
| 792 | Production Engineering | 3 | 8 | 2349 | 3996 |
| 792 | Organizational learning | 1 | 8 | 1293 | 1481 |
| 792 | Organizational change | 1 | 8 | 1435 | 1893 |
| 792 | vibration | 3 | 8 | 1491 | 2719 |
| 792 | Genetic disorders | 2 | 8 | 774 | 1449 |
| 792 | Quantum Gravity | 1 | 8 | 2819 | 3090 |
| 792 | monoclonal antibodies | 3 | 8 | 311 | 928 |
| 792 | nuclear magnetic resonance | 1 | 8 | 1913 | 2273 |
| 792 | Calorimetry | 1 | 8 | 2282 | 2792 |
| 792 | System analysis | 1 | 8 | 4496 | 5306 |
| 792 | Biometrics | 3 | 8 | 1294 | 2486 |
| 792 | particles | 1 | 8 | 2010 | 2650 |
| 792 | Granular materials | 1 | 8 | 1245 | 1847 |
| 792 | Blood vessels | 1 | 8 | 825 | 1194 |
| 792 | Thermal analysis | 1 | 8 | 2282 | 2792 |
| 792 | muscle strength | 1 | 8 | 178 | 226 |
| 811 | Paleontology | 1 | 7 | 2164 | 2581 |
| 811 | Pediatric Ophthalmology | 1 | 7 | 155 | 189 |
| 811 | Semantics | 1 | 7 | 529 | 652 |
| 811 | Paleobiology | 1 | 7 | 729 | 915 |
| 811 | Continuing Education | 1 | 7 | 882 | 1037 |
| 811 | Measurement | 1 | 7 | 2522 | 3317 |
| 811 | Program Evaluation | 1 | 7 | 212 | 376 |
| 811 | Drug delivery devices | 1 | 7 | 432 | 840 |
| 811 | Strabismus | 1 | 7 | 155 | 189 |
| 811 | Insects | 7 | 7 | 1157 | 3140 |
| 811 | evaluation | 1 | 7 | 397 | 591 |
| 811 | traffic safety | 1 | 7 | 647 | 994 |
| 811 | standardization | 1 | 7 | 186 | 252 |
| 811 | gastrointestinal tract | 1 | 7 | 703 | 1236 |
| 825 | Crystallization | 1 | 6 | 1066 | 1319 |
| 825 | Raman spectroscopy | 1 | 6 | 1635 | 2341 |
| 825 | Traditional medicine | 1 | 6 | 650 | 1096 |
| 825 | Infrared spectroscopy | 1 | 6 | 797 | 1304 |
| 825 | isomerism | 2 | 6 | 516 | 1132 |
| 825 | management | 2 | 6 | 4661 | 6959 |
| 825 | Africa | 1 | 6 | 3304 | 3799 |
| 825 | health services | 2 | 6 | 1657 | 3285 |
| 825 | Longevity | 1 | 6 | 445 | 847 |
| 825 | rejuvenation | 1 | 6 | 331 | 675 |
| 825 | planning | 2 | 6 | 1093 | 2236 |
| 825 | Chirality | 2 | 6 | 516 | 1132 |
| 837 | Occupational Therapy | 1 | 5 | 2156 | 2576 |
| 837 | Radiologic Technology | 2 | 5 | 221 | 558 |
| 837 | Nanochemistry | 1 | 5 | 2361 | 3206 |
| 837 | Hematopoiesis | 2 | 5 | 81 | 293 |
| 837 | Interventional Radiology | 2 | 5 | 221 | 558 |
| 837 | Algorithms | 2 | 5 | 1061 | 1773 |
| 837 | Industrial Safety | 2 | 5 | 1765 | 3225 |
| 837 | Interventional Radiography | 2 | 5 | 221 | 558 |
| 837 | Endoscopic Surgery | 2 | 5 | 221 | 558 |
| 837 | Lipid bilayers | 1 | 5 | 896 | 1262 |
| 847 | Philosophy | 1 | 4 | 2798 | 2293 |
| 847 | Medicinal Chemistry | 1 | 4 | 3 | 38 |
| 847 | Genetic Toxicology | 1 | 4 | 1042 | 1752 |
| 847 | Genetic translocation | 1 | 4 | 429 | 797 |
| 847 | Synchrotron Radiation | 1 | 4 | 816 | 1170 |
| 847 | Food texture | 2 | 4 | 256 | 706 |
| 847 | Communication in medicine | 1 | 4 | 1052 | 1727 |
| 847 | Communication | 1 | 4 | 3793 | 4791 |
| 847 | plasmids | 1 | 4 | 429 | 797 |
| 847 | Germany | 3 | 4 | 843 | 1676 |
| 847 | biological agents | 2 | 4 | 1030 | 1652 |
| 847 | drug toxicity | 1 | 4 | 1078 | 1888 |
| 847 | Stress | 1 | 4 | 633 | 1147 |
| 847 | wildlife diseases | 1 | 4 | 360 | 667 |
| 861 | Anthropology | 1 | 3 | 3029 | 3681 |
| 861 | Dietetics | 1 | 3 | 1576 | 2245 |
| 861 | Fluid Dynamics | 1 | 3 | 2173 | 3000 |
| 861 | Depression | 1 | 3 | 794 | 1317 |
| 861 | Anxiety Disorders | 1 | 3 | 1047 | 1688 |
| 861 | Holistic Health | 1 | 3 | 1093 | 1810 |
| 861 | Anxiety | 1 | 3 | 1051 | 1688 |
| 861 | Oxygen therapy | 1 | 3 | 11 | 35 |
| 861 | Diving | 1 | 3 | 11 | 35 |
| 861 | Teaching | 1 | 3 | 3409 | 4475 |
| 861 | allied health | 1 | 3 | 591 | 1086 |
| 861 | Extreme environments | 1 | 3 | 528 | 991 |
| 873 | Geography | 2 | 2 | 3237 | 5505 |
| 873 | Computational Chemistry | 1 | 2 | 1324 | 1954 |
| 873 | Neurogenetics | 1 | 2 | 737 | 1253 |
| 873 | Serology | 1 | 2 | 1156 | 1867 |
| 873 | Nanoelectronics | 1 | 2 | 1619 | 2246 |
| 873 | Immunohematology | 1 | 2 | 322 | 460 |
| 873 | Educational Sociology | 1 | 2 | 760 | 1203 |
| 873 | Microelectronics | 1 | 2 | 3079 | 4165 |
| 873 | Human Rights | 1 | 2 | 1201 | 1783 |
| 873 | Environmental Management | 1 | 2 | 5150 | 7227 |
| 873 | diffusion | 1 | 2 | 778 | 854 |
| 873 | Bioacoustics | 1 | 2 | 231 | 498 |
| 873 | Neurotransmitters | 2 | 2 | 825 | 1274 |
| 873 | Learning disabilities | 1 | 2 | 1490 | 2332 |
| 873 | Geriatric Oncology | 1 | 2 | 1231 | 2120 |
| 873 | sociological factors | 1 | 2 | 84 | 134 |
| 873 | catalytic activity | 1 | 2 | 1132 | 1667 |
| 873 | Semiconductor industry | 1 | 2 | 1254 | 1840 |
| 873 | Intellectual disability | 1 | 2 | 1674 | 2552 |
| 873 | Animal | 1 | 2 | 404 | 794 |
| 873 | Allergies | 1 | 2 | 365 | 812 |
| 894 | Acoustics | 1 | 1 | 580 | 803 |
| 894 | Forensic Psychology | 1 | 1 | 795 | 1267 |
| 894 | Urbanization | 1 | 1 | 627 | 1103 |
| 894 | Happiness | 1 | 1 | 971 | 1781 |
| 894 | Sound | 1 | 1 | 1759 | 2398 |
| 894 | nuclear magnetic resonance spectroscopy | 1 | 1 | 1390 | 2047 |
| 894 | Arthropods | 1 | 1 | 595 | 1152 |
| 894 | cities | 1 | 1 | 21 | 69 |
| 894 | color | 1 | 1 | 591 | 1094 |
| 894 | NMR | 1 | 1 | 1078 | 1653 |
| 894 | alcohol | 1 | 1 | 224 | 412 |
| 894 | magnetic resonance | 1 | 1 | 1112 | 1714 |
| 906 | Law | 1 | 0 | 2912 | 3688 |
| 906 | Neurovirology | 1 | 0 | 553 | 1115 |
| 906 | acupuncture | 1 | 0 | 504 | 908 |
| 906 | Developmental Disabilities | 1 | 0 | 1850 | 3046 |
| 906 | Family Therapy | 1 | 0 | 1375 | 2394 |
| 906 | Molecules | 1 | 0 | 2656 | 3709 |
| 906 | child mental health | 1 | 0 | 890 | 1674 |
| 906 | Central nervous system | 1 | 0 | 29 | 93 |
| 906 | Safety management | 1 | 0 | 1491 | 2707 |
| 906 | Atomic spectroscopy | 1 | 0 | 2065 | 2954 |
| 906 | mental processes | 1 | 0 | 740 | 1239 |
| 906 | computer networks | 1 | 0 | 4162 | 5729 |