8.0K(top 0.1%)
papers
370.7K(top 0.1%)
citations
229(top 0.1%)
h-index
367(top 0.1%)
g-index
10.0K
all documents
435.2K
doc citations
12.3K
citing journals
Top Disciplines (by citations)
| # | Discipline | Articles | Citations | R ARank | R CRank |
|---|---|---|---|---|---|
| 1 | Biology | 662 | 43,972 | 115 | 398 |
| 2 | Science | 477 | 36,718 | 195 | 642 |
| 3 | Biochemistry | 767 | 32,177 | 94 | 164 |
| 4 | Physics | 240 | 26,344 | 564 | 647 |
| 5 | Molecular Biology | 508 | 23,798 | 116 | 377 |
| 6 | Immunology | 260 | 22,116 | 186 | 143 |
| 7 | Cytology | 259 | 21,070 | 181 | 432 |
| 8 | Medicine | 375 | 19,972 | 240 | 447 |
| 9 | Immunity | 148 | 18,834 | 66 | 93 |
| 10 | Cell Biology | 181 | 18,330 | 293 | 517 |
| 11 | Chemistry | 396 | 17,268 | 718 | 957 |
| 12 | Natural history | 49 | 15,516 | 804 | 845 |
| 13 | Research | 344 | 15,012 | 96 | 123 |
| 14 | Pharmacology | 210 | 14,005 | 147 | 54 |
| 15 | Immune system | 64 | 10,369 | 48 | 78 |
| 16 | Microbiology | 192 | 9,995 | 577 | 819 |
| 17 | Virology | 78 | 9,286 | 554 | 710 |
| 18 | Pharmaceutical Chemistry | 107 | 8,313 | 351 | 105 |
| 19 | Immunotherapy | 58 | 7,767 | 78 | 65 |
| 20 | Genetics | 117 | 7,336 | 444 | 751 |
| 21 | Endocrinology | 134 | 6,703 | 194 | 335 |
| 22 | Allergy | 55 | 6,443 | 96 | 114 |
| 23 | Cancer | 114 | 6,138 | 322 | 492 |
| 24 | Neurology | 114 | 6,083 | 1.5K | 2.1K |
| 25 | Cardiovascular system | 34 | 6,064 | 386 | 186 |
| 26 | Biophysics | 174 | 5,729 | 186 | 226 |
| 27 | Diabetes | 63 | 5,488 | 182 | 121 |
| 28 | Hematology | 89 | 5,404 | 1.1K | 693 |
| 29 | Diabetes mellitus | 60 | 5,400 | 162 | 113 |
| 30 | Bioinformatics | 106 | 5,150 | 54 | 375 |
| 31 | Physiology | 104 | 5,114 | 369 | 441 |
| 32 | Developmental Biology | 96 | 4,973 | 258 | 472 |
| 33 | Ecology | 119 | 4,603 | 677 | 1.2K |
| 34 | Metabolic diseases | 44 | 4,430 | 557 | 368 |
| 35 | Cell differentiation | 85 | 4,181 | 123 | 533 |
| 36 | Anatomy | 90 | 4,125 | 141 | 333 |
| 37 | Hypertension | 42 | 3,977 | 280 | 323 |
| 38 | Computational Biology | 77 | 3,889 | 174 | 669 |
| 39 | genome | 46 | 3,663 | 192 | 637 |
| 40 | Embryology | 65 | 3,644 | 250 | 439 |
| 40 | Reproduction | 70 | 3,644 | 162 | 106 |
| 42 | Molecular Pharmacology | 64 | 3,071 | 11 | 32 |
| 43 | Homeostasis | 19 | 2,963 | 76 | 138 |
| 43 | Cell metabolism | 19 | 2,963 | 95 | 140 |
| 45 | Stem cells | 74 | 2,925 | 30 | 68 |
| 46 | proteins | 74 | 2,847 | 167 | 258 |
| 47 | United Kingdom | 42 | 2,784 | 130 | 126 |
| 48 | Virulence | 44 | 2,609 | 126 | 203 |
| 49 | Biotechnology | 56 | 2,580 | 1.4K | 2.0K |
| 50 | Molecular structure | 43 | 2,569 | 161 | 291 |
| 51 | drug development | 18 | 2,568 | 185 | 185 |
| 52 | Medical innovations | 16 | 2,553 | 205 | 193 |
| 53 | Histology | 42 | 2,452 | 151 | 186 |
| 54 | Host-parasite interactions | 40 | 2,420 | 179 | 346 |
| 55 | Liver diseases | 29 | 2,371 | 183 | 204 |
| 56 | Neurochemistry | 62 | 2,296 | 249 | 520 |
| 57 | Plant cells | 9 | 2,275 | 1.4K | 642 |
| 58 | Clinical Chemistry | 58 | 2,228 | 331 | 421 |
| 59 | Human genetics | 19 | 2,114 | 2.0K | 3.7K |
| 60 | Metabolism | 35 | 2,028 | 1.0K | 1.0K |
| 61 | Medical genetics | 54 | 1,993 | 1.0K | 1.9K |
| 62 | Cell death | 53 | 1,869 | 52 | 344 |
| 63 | protein | 36 | 1,814 | 264 | 280 |
| 64 | Genetic engineering | 32 | 1,779 | 170 | 235 |
| 65 | Nanotechnology | 51 | 1,774 | 2.1K | 3.1K |
| 66 | nucleic acids | 44 | 1,736 | 375 | 1.5K |
| 67 | Pharmacy | 19 | 1,695 | 812 | 221 |
| 68 | gene mapping | 21 | 1,658 | 557 | 464 |
| 69 | Pathology | 36 | 1,653 | 613 | 745 |
| 70 | Signal Transduction | 25 | 1,634 | 137 | 159 |
| 71 | Toxicology | 36 | 1,626 | 1.3K | 1.1K |
| 72 | cell physiology | 16 | 1,589 | 956 | 610 |
| 73 | Growth | 23 | 1,581 | 568 | 851 |
| 74 | Biocompatible Materials | 34 | 1,531 | 2.1K | 2.3K |
| 75 | Oncology | 14 | 1,470 | 1.5K | 1.7K |
| 76 | Bacteriology | 31 | 1,457 | 320 | 537 |
| 77 | viruses | 36 | 1,425 | 498 | 843 |
| 78 | Botany | 27 | 1,416 | 1.9K | 1.8K |
| 79 | Proteome | 44 | 1,364 | 78 | 314 |
| 80 | Oncogenes | 25 | 1,335 | 330 | 743 |
| 81 | DNA polymerases | 9 | 1,282 | 237 | 238 |
| 82 | Thrombosis | 19 | 1,264 | 261 | 245 |
| 83 | Medical Microbiology | 23 | 1,231 | 837 | 968 |
| 84 | Genetic regulation | 28 | 1,195 | 201 | 795 |
| 85 | Hemodynamics | 21 | 1,162 | 164 | 288 |
| 86 | Membranes | 23 | 1,152 | 159 | 171 |
| 87 | Neurophysiology | 28 | 1,132 | 1.7K | 2.7K |
| 88 | plant molecular biology | 10 | 1,124 | 1.4K | 995 |
| 89 | Bioenergetics | 12 | 1,117 | 149 | 64 |
| 89 | Energy metabolism | 12 | 1,117 | 132 | 60 |
| 91 | Drug delivery systems | 8 | 1,115 | 732 | 301 |
| 92 | Pharmaceutical Technology | 5 | 1,104 | 1.9K | 250 |
| 93 | drugs | 4 | 1,096 | 2.6K | 165 |
| 94 | Autoimmunity | 34 | 1,089 | 15 | 95 |
| 95 | Autoimmune diseases | 32 | 1,057 | 18 | 44 |
| 96 | Pharmacokinetics | 2 | 1,053 | 2.0K | 61 |
| 97 | Proteomics | 33 | 1,050 | 56 | 183 |
| 98 | Australia | 33 | 1,044 | 413 | 257 |
| 99 | Evolution | 28 | 1,030 | 474 | 926 |
| 100 | biological evolution | 34 | 1,002 | 421 | 1.2K |
| 101 | Neurobiology | 21 | 999 | 767 | 1.2K |
| 102 | cloning | 18 | 998 | 52 | 236 |
| 103 | fertility | 20 | 990 | 353 | 296 |
| 104 | Analytical Chemistry | 28 | 974 | 2.4K | 2.3K |
| 105 | Oxidation-reduction | 11 | 952 | 172 | 229 |
| 106 | Biochemical Engineering | 12 | 932 | 941 | 1.8K |
| 107 | Autoantibodies | 30 | 919 | 10 | 42 |
| 108 | vascular diseases | 18 | 900 | 196 | 415 |
| 109 | Cytogenetics | 26 | 894 | 541 | 1.7K |
| 110 | Drug design | 15 | 888 | 374 | 220 |
| 111 | Transplantation | 13 | 870 | 1.2K | 806 |
| 112 | freshwater biology | 14 | 849 | 156 | 110 |
| 113 | Antioxidants | 10 | 826 | 178 | 233 |
| 114 | Therapeutics | 20 | 799 | 678 | 1.2K |
| 115 | Bioengineering | 24 | 793 | 1.9K | 4.6K |
| 116 | Polymers | 17 | 790 | 3.8K | 2.5K |
| 117 | Molecular Genetics | 19 | 779 | 790 | 1.0K |
| 118 | Molecular Microbiology | 19 | 761 | 375 | 823 |
| 119 | Materials | 21 | 725 | 4.7K | 6.1K |
| 120 | Plants | 4 | 714 | 3.9K | 1.5K |
| 121 | Zoology | 27 | 701 | 592 | 545 |
| 122 | Public Health | 9 | 688 | 7.4K | 4.0K |
| 123 | nanoscience | 13 | 673 | 2.9K | 3.3K |
| 124 | Liposomes | 3 | 667 | 402 | 52 |
| 125 | Hormones | 16 | 657 | 240 | 332 |
| 126 | Psychiatry | 11 | 642 | 6.3K | 5.8K |
| 127 | Antigens | 13 | 635 | 141 | 103 |
| 128 | Psychophysiology | 11 | 618 | 2.7K | 2.7K |
| 129 | Colloids | 10 | 607 | 3.4K | 2.4K |
| 130 | Infertility | 15 | 605 | 463 | 513 |
| 131 | cell membrane | 5 | 599 | 308 | 132 |
| 132 | Genomics | 28 | 593 | 1.0K | 2.4K |
| 133 | Andrology | 19 | 580 | 120 | 146 |
| 134 | Molecular evolution | 14 | 567 | 658 | 909 |
| 135 | free radicals | 9 | 561 | 573 | 722 |
| 136 | Microbial Ecology | 16 | 540 | 1.5K | 3.0K |
| 137 | Emerging infectious diseases | 1 | 528 | 1.1K | 55 |
| 138 | Immunopathology | 17 | 522 | 342 | 564 |
| 139 | Immunogenetics | 7 | 520 | 450 | 166 |
| 140 | RNA | 13 | 515 | 270 | 401 |
| 141 | Psychology | 14 | 505 | 3.8K | 4.4K |
| 142 | Nanostructures | 10 | 504 | 1.0K | 1.4K |
| 143 | Brain | 15 | 488 | 1.9K | 2.4K |
| 144 | Growth factors | 9 | 487 | 22 | 105 |
| 144 | enzymes | 21 | 487 | 176 | 501 |
| 146 | Birds | 20 | 484 | 371 | 335 |
| 147 | Industrial Microbiology | 6 | 480 | 2.0K | 1.2K |
| 148 | Clinical Pharmacology | 28 | 474 | 127 | 292 |
| 148 | Parasitology | 12 | 474 | 1.1K | 722 |
| 150 | Meteorology | 14 | 473 | 905 | 1.5K |
| 151 | drug therapy | 14 | 461 | 1.4K | 2.1K |
| 152 | Neuroimmunology | 8 | 459 | 273 | 403 |
| 153 | Systems Biology | 28 | 458 | 81 | 394 |
| 153 | peptides | 23 | 458 | 81 | 117 |
| 155 | Psychoneuroimmunology | 7 | 454 | 253 | 361 |
| 155 | Parasites | 11 | 454 | 439 | 294 |
| 157 | Analytical Biochemistry | 12 | 453 | 449 | 374 |
| 158 | Plant physiology | 10 | 449 | 1.7K | 2.0K |
| 159 | Surface Chemistry | 7 | 447 | 4.1K | 2.8K |
| 160 | Algae | 19 | 445 | 178 | 313 |
| 161 | embryonic development | 12 | 441 | 111 | 121 |
| 162 | Bioorganic chemistry | 19 | 433 | 1.4K | 2.1K |
| 162 | Astrocytes | 7 | 433 | 337 | 462 |
| 164 | biological factors | 8 | 429 | 1.7K | 1.0K |
| 165 | Urology | 14 | 428 | 1.7K | 2.4K |
| 166 | Pollution | 15 | 427 | 4.3K | 7.6K |
| 167 | gene therapy | 6 | 426 | 1.2K | 1.0K |
| 168 | Ornithology | 18 | 423 | 293 | 284 |
| 169 | Marine Biology | 20 | 421 | 715 | 1.2K |
| 170 | Medical Oncology | 11 | 411 | 2.3K | 2.5K |
| 170 | Crystallography | 32 | 411 | 325 | 339 |
| 172 | X-ray crystallography | 31 | 407 | 76 | 147 |
| 173 | Developmental Neurobiology | 9 | 399 | 104 | 100 |
| 174 | Pharmacogenetics | 15 | 394 | 201 | 779 |
| 175 | Environment | 19 | 393 | 2.9K | 9.4K |
| 176 | natural products | 9 | 385 | 1.5K | 1.0K |
| 177 | Immunochemistry | 22 | 377 | 34 | 161 |
| 178 | Chromosome mapping | 12 | 376 | 891 | 1.7K |
| 179 | Animal Behavior | 8 | 365 | 1.5K | 1.9K |
| 180 | Hemostasis | 1 | 364 | 2.7K | 137 |
| 181 | Aging | 9 | 361 | 2.7K | 2.7K |
| 182 | cell interaction | 20 | 360 | 50 | 421 |
| 183 | Nutrition | 15 | 355 | 3.8K | 7.4K |
| 184 | Biodiversity | 9 | 333 | 1.4K | 1.4K |
| 185 | Protein engineering | 6 | 329 | 88 | 101 |
| 185 | molecular design | 6 | 329 | 87 | 94 |
| 187 | Health Policy | 5 | 325 | 3.3K | 1.9K |
| 188 | Respiration | 11 | 317 | 834 | 1.4K |
| 189 | Molecular recognition | 6 | 316 | 63 | 99 |
| 190 | infection | 9 | 313 | 918 | 1.4K |
| 191 | Diagnostic Imaging | 3 | 309 | 5.5K | 1.9K |
| 191 | Flow cytometry | 3 | 309 | 544 | 153 |
| 193 | Carcinogenesis | 7 | 307 | 808 | 1.0K |
| 194 | Biomedical Engineering | 14 | 300 | 3.7K | 6.7K |
| 195 | Psychopharmacology | 7 | 296 | 2.4K | 3.1K |
| 196 | Plant genetic engineering | 6 | 294 | 772 | 850 |
| 197 | Plant Genetics | 4 | 287 | 915 | 846 |
| 198 | environmental pollution | 6 | 286 | 5.7K | 4.8K |
| 198 | Lipids | 6 | 286 | 1.2K | 1.4K |
| 200 | Neuropsychology | 6 | 274 | 3.4K | 2.7K |
| 201 | Endocrine glands | 2 | 272 | 381 | 380 |
| 202 | Microscopy | 15 | 268 | 475 | 637 |
| 203 | Technology | 15 | 260 | 1.7K | 3.6K |
| 204 | amino acids | 13 | 257 | 66 | 230 |
| 205 | human behavior | 3 | 254 | 4.1K | 2.9K |
| 206 | Organic Chemistry | 15 | 252 | 2.4K | 3.6K |
| 206 | Antibacterial agents | 3 | 252 | 427 | 175 |
| 208 | Oxidative stress | 5 | 248 | 1.1K | 1.2K |
| 209 | Respiratory system | 5 | 242 | 402 | 247 |
| 210 | Biological Systems | 7 | 241 | 167 | 200 |
| 211 | Parasitic Diseases | 7 | 240 | 1.4K | 1.6K |
| 212 | Molecular ecology | 9 | 238 | 900 | 2.0K |
| 213 | Infections | 5 | 237 | 917 | 1.5K |
| 214 | Ethology | 6 | 236 | 1.3K | 2.2K |
| 215 | Ophthalmology | 9 | 234 | 1.5K | 1.9K |
| 215 | Population Genetics | 8 | 234 | 989 | 1.8K |
| 217 | Nanostructured Materials | 10 | 233 | 4.3K | 6.5K |
| 218 | Metastasis | 3 | 228 | 146 | 366 |
| 219 | Gene expression regulation | 11 | 225 | 602 | 2.4K |
| 219 | Kidney diseases | 7 | 225 | 747 | 823 |
| 221 | Genetic therapy | 9 | 223 | 1.0K | 2.7K |
| 222 | Vaccines | 9 | 216 | 1.1K | 1.5K |
| 223 | Nephrology | 5 | 215 | 697 | 729 |
| 224 | Clinical Immunology | 6 | 211 | 1.2K | 1.2K |
| 225 | Environmental monitoring | 3 | 207 | 8.0K | 5.3K |
| 226 | Androgens | 2 | 206 | 556 | 274 |
| 227 | environmental protection | 4 | 203 | 4.7K | 4.2K |
| 228 | Drug discovery | 3 | 202 | 177 | 84 |
| 229 | Hematopoietic stem cell transplantation | 6 | 201 | 171 | 564 |
| 230 | Mental Disorders | 3 | 197 | 10.9K | 9.0K |
| 231 | Nanoparticles | 9 | 196 | 1.8K | 3.5K |
| 232 | polar regions | 8 | 192 | 207 | 267 |
| 232 | Behavior | 2 | 192 | 9.5K | 5.2K |
| 234 | Obesity | 9 | 187 | 2.3K | 5.0K |
| 235 | Biodiversity conservation | 11 | 183 | 904 | 3.3K |
| 236 | Biopharmaceutics | 5 | 181 | 973 | 1.0K |
| 236 | Structural dynamics | 1 | 181 | 1.6K | 436 |
| 238 | Physical Chemistry | 6 | 180 | 3.3K | 4.8K |
| 238 | Inflammation | 5 | 180 | 1.2K | 1.8K |
| 240 | Neurons | 3 | 179 | 2.3K | 5.1K |
| 241 | Pediatric Neurology | 4 | 178 | 2.6K | 5.5K |
| 241 | Nervous system | 4 | 178 | 6.5K | 8.7K |
| 243 | Materials Science | 8 | 177 | 7.5K | 10.7K |
| 243 | Neurotoxicology | 6 | 177 | 224 | 426 |
| 245 | Food | 4 | 174 | 5.5K | 4.4K |
| 246 | Vision | 6 | 172 | 347 | 506 |
| 247 | Steroids | 4 | 170 | 738 | 696 |
| 248 | Physical organic chemistry | 5 | 167 | 1.7K | 1.2K |
| 249 | Diagnostic microbiology | 2 | 163 | 3.1K | 3.3K |
| 250 | Animal ecology | 8 | 162 | 826 | 1.4K |
| 251 | Developmental Genetics | 4 | 161 | 1.3K | 2.7K |
| 252 | Soft Condensed Matter | 3 | 160 | 1.8K | 1.2K |
| 252 | biopolymers | 3 | 160 | 2.3K | 1.5K |
| 254 | medical education | 4 | 159 | 2.8K | 2.2K |
| 255 | Histochemistry | 5 | 158 | 1.3K | 1.6K |
| 256 | Medical Laboratory Science | 9 | 154 | 1.1K | 3.6K |
| 256 | Recombinant DNA | 8 | 154 | 712 | 1.6K |
| 258 | Spectrum analysis | 6 | 153 | 4.0K | 4.2K |
| 259 | Viticulture | 2 | 152 | 84 | 43 |
| 259 | Mental illness | 2 | 152 | 8.2K | 6.5K |
| 261 | Biogeography | 8 | 151 | 628 | 1.8K |
| 262 | Plant hormones | 3 | 148 | 315 | 234 |
| 263 | Molecular cloning | 7 | 146 | 724 | 1.5K |
| 263 | Genetic recombination | 7 | 146 | 680 | 1.5K |
| 265 | Clinical Biochemistry | 2 | 145 | 2.8K | 1.4K |
| 266 | Cerebral cortex | 5 | 144 | 1.5K | 2.6K |
| 267 | arthritis | 5 | 142 | 1.1K | 2.0K |
| 268 | Electrophoresis | 5 | 141 | 2.2K | 2.3K |
| 268 | Climate change | 9 | 141 | 599 | 3.2K |
| 268 | Eutrophication | 9 | 141 | 592 | 3.2K |
| 271 | Environmental Health | 3 | 140 | 16.9K | 17.6K |
| 271 | ecosystem | 5 | 140 | 980 | 1.9K |
| 273 | preimplantation genetic diagnosis | 4 | 139 | 462 | 392 |
| 273 | embryo transfer | 4 | 139 | 493 | 412 |
| 273 | polymerization | 5 | 139 | 6.6K | 6.5K |
| 276 | Morphogenesis | 1 | 135 | 131 | 47 |
| 276 | Organogenesis | 1 | 135 | 108 | 41 |
| 278 | Geriatrics | 5 | 134 | 5.5K | 8.2K |
| 278 | Optical materials | 4 | 134 | 5.5K | 7.9K |
| 280 | Surface-Active Agents | 2 | 132 | 2.1K | 1.5K |
| 280 | Surface properties | 2 | 132 | 2.1K | 1.5K |
| 282 | miniaturization | 7 | 129 | 2.5K | 7.9K |
| 283 | Biosensors | 5 | 124 | 1.4K | 3.5K |
| 284 | Heart Failure | 1 | 122 | 1.3K | 1.0K |
| 284 | Cell adhesion | 8 | 122 | 12 | 206 |
| 286 | Environmental Chemistry | 4 | 119 | 3.1K | 4.8K |
| 286 | mammals | 5 | 119 | 837 | 1.1K |
| 288 | Education | 3 | 118 | 5.2K | 3.4K |
| 289 | Agricultural Chemistry | 7 | 117 | 3.0K | 6.9K |
| 289 | Comparative Physiology | 1 | 117 | 2.1K | 931 |
| 291 | Crystallization | 19 | 116 | 49 | 221 |
| 292 | Radiobiology | 3 | 115 | 4.8K | 4.3K |
| 292 | Antibodies | 6 | 115 | 110 | 512 |
| 294 | Environmental Engineering | 1 | 114 | 20.2K | 13.0K |
| 294 | Environmental Policy | 1 | 114 | 10.9K | 6.6K |
| 294 | Environmental Law | 1 | 114 | 3.7K | 2.8K |
| 294 | Bone diseases | 3 | 114 | 466 | 990 |
| 294 | heredity | 5 | 114 | 720 | 1.1K |
| 294 | Cytokine | 8 | 114 | 62 | 763 |
| 300 | Cell migration | 7 | 112 | 3 | 142 |
| 300 | visualization | 26 | 112 | 96 | 856 |
| 300 | cell movement | 7 | 112 | 114 | 599 |
| 303 | Autism | 4 | 109 | 715 | 1.3K |
| 304 | Climatology | 1 | 108 | 5.0K | 2.5K |
| 305 | Apoptosis | 5 | 106 | 105 | 344 |
| 305 | neurotoxins | 5 | 106 | 105 | 344 |
| 305 | Neurotoxic agents | 5 | 106 | 105 | 344 |
| 305 | Nerve regeneration | 5 | 106 | 105 | 344 |
| 309 | Food Microbiology | 3 | 105 | 2.0K | 2.7K |
| 309 | food technology | 3 | 105 | 3.8K | 3.8K |
| 311 | biomedicine | 4 | 104 | 679 | 1.1K |
| 311 | Informatics | 5 | 104 | 782 | 1.6K |
| 313 | Combinatorial chemistry | 5 | 103 | 976 | 2.4K |
| 313 | Yeast | 2 | 103 | 956 | 796 |
| 315 | Chemical Ecology | 1 | 102 | 1.4K | 766 |
| 315 | pheromones | 1 | 102 | 1.3K | 721 |
| 317 | Anthropology | 7 | 101 | 874 | 1.7K |
| 318 | Paleontology | 6 | 97 | 1.2K | 1.6K |
| 318 | histological techniques | 3 | 97 | 1.3K | 2.9K |
| 320 | Fluorescence | 4 | 96 | 332 | 318 |
| 321 | Surgery | 2 | 94 | 8.8K | 16.5K |
| 321 | Environmental Microbiology | 4 | 94 | 2.0K | 4.9K |
| 323 | Interferons | 6 | 90 | 81 | 398 |
| 324 | Orthopedics | 2 | 89 | 4.5K | 3.8K |
| 325 | Human evolution | 6 | 87 | 302 | 907 |
| 326 | Entomology | 11 | 86 | 1.2K | 3.0K |
| 327 | Cell communication | 5 | 85 | 493 | 1.9K |
| 328 | Research Design | 7 | 83 | 473 | 1.7K |
| 329 | Neuropharmacology | 2 | 80 | 1.6K | 1.8K |
| 330 | venom | 3 | 76 | 452 | 709 |
| 330 | Toxins | 3 | 76 | 617 | 882 |
| 332 | Retina | 1 | 74 | 374 | 869 |
| 332 | Reproductive health | 6 | 74 | 464 | 1.3K |
| 332 | eye | 1 | 74 | 453 | 905 |
| 335 | Structural biology | 3 | 73 | 44 | 125 |
| 336 | Seaweed | 3 | 72 | 762 | 1.5K |
| 337 | drug resistance | 3 | 70 | 479 | 1.2K |
| 338 | Edible plants | 1 | 69 | 461 | 318 |
| 339 | Medical Technology | 3 | 68 | 2.2K | 4.1K |
| 339 | Photonics | 3 | 68 | 3.9K | 5.1K |
| 341 | Extracellular matrix | 4 | 67 | 147 | 978 |
| 341 | Chromosomes | 2 | 67 | 1.9K | 2.3K |
| 341 | collagen | 4 | 67 | 159 | 996 |
| 344 | disease vectors | 3 | 66 | 1.0K | 1.4K |
| 345 | Microorganisms | 2 | 65 | 3.0K | 4.8K |
| 346 | cytokines | 6 | 64 | 854 | 4.7K |
| 347 | Rheumatology | 2 | 63 | 2.8K | 2.9K |
| 347 | Gerontology | 2 | 63 | 5.2K | 5.1K |
| 347 | gene transfer | 1 | 63 | 1.1K | 699 |
| 347 | gastrointestinal tract | 2 | 63 | 541 | 1.1K |
| 347 | genetic transformation | 1 | 63 | 1.1K | 699 |
| 352 | Behavioral Genetics | 1 | 62 | 808 | 803 |
| 353 | Obstetrics | 2 | 61 | 9.9K | 10.7K |
| 353 | California | 2 | 61 | 639 | 524 |
| 355 | Sleep Disorders | 2 | 60 | 5.3K | 6.0K |
| 355 | Histocompatibility Testing | 1 | 60 | 948 | 562 |
| 355 | Sleep | 2 | 60 | 5.3K | 6.0K |
| 358 | Neurovirology | 2 | 59 | 455 | 636 |
| 358 | Bioinorganic chemistry | 3 | 59 | 2.2K | 3.0K |
| 358 | Chromatographic analysis | 3 | 59 | 3.8K | 4.2K |
| 361 | Morphology | 3 | 58 | 1.0K | 1.7K |
| 361 | vitamins | 2 | 58 | 21 | 169 |
| 363 | Diagnosis | 2 | 56 | 1.3K | 1.1K |
| 363 | carcinogens | 2 | 56 | 3.9K | 6.3K |
| 363 | mutagens | 2 | 56 | 2.6K | 5.2K |
| 366 | Chemical analysis | 2 | 55 | 2.8K | 3.2K |
| 367 | Catalysis | 5 | 54 | 6.4K | 14.7K |
| 367 | Cardiovascular diseases | 2 | 54 | 4.2K | 5.4K |
| 369 | Health | 2 | 51 | 7.5K | 8.8K |
| 369 | glycoproteins | 3 | 51 | 684 | 1.6K |
| 369 | Glycoconjugates | 3 | 51 | 684 | 1.6K |
| 369 | Development | 4 | 51 | 254 | 750 |
| 369 | glycolipids | 3 | 51 | 684 | 1.6K |
| 374 | Enzyme inhibitors | 2 | 50 | 905 | 936 |
| 375 | Plant Ecology | 3 | 49 | 2.3K | 4.8K |
| 376 | mycoses | 1 | 48 | 3.4K | 4.8K |
| 376 | Cell survival | 2 | 48 | 287 | 596 |
| 376 | Bacterial infections | 1 | 48 | 3.6K | 5.0K |
| 376 | Hippocampus | 1 | 48 | 1.4K | 1.9K |
| 376 | molecular chaperones | 2 | 48 | 289 | 596 |
| 381 | micromechanics | 1 | 47 | 1.2K | 926 |
| 381 | vitamin C | 1 | 47 | 1.4K | 1.7K |
| 381 | vitamin E | 1 | 47 | 1.4K | 1.7K |
| 384 | Alzheimer's disease | 2 | 46 | 4.3K | 5.2K |
| 385 | animals | 4 | 45 | 1.3K | 2.4K |
| 386 | Insects | 2 | 43 | 2.2K | 2.6K |
| 386 | biological invasions | 3 | 43 | 509 | 1.0K |
| 388 | Chemical Engineering | 3 | 41 | 8.6K | 14.9K |
| 388 | Career development | 1 | 41 | 808 | 474 |
| 390 | Microbial Biotechnology | 3 | 40 | 1.3K | 2.9K |
| 391 | Neurosurgery | 1 | 39 | 4.0K | 4.2K |
| 392 | Microcirculation | 2 | 38 | 654 | 1.4K |
| 393 | Nanochemistry | 1 | 37 | 4.8K | 3.2K |
| 393 | Herbal medicine | 1 | 37 | 1.7K | 2.5K |
| 393 | chromatin | 1 | 37 | 488 | 926 |
| 396 | Epidemiology | 4 | 36 | 9.9K | 23.7K |
| 396 | Ecophysiology | 2 | 36 | 260 | 464 |
| 396 | ovary | 2 | 36 | 307 | 670 |
| 399 | Sports Medicine | 3 | 35 | 5.7K | 10.9K |
| 399 | rivers | 1 | 35 | 532 | 512 |
| 401 | Teratology | 1 | 34 | 1.6K | 2.1K |
| 401 | Critical Care | 1 | 34 | 9.5K | 15.7K |
| 401 | Critical Care Medicine | 1 | 34 | 8.7K | 15.4K |
| 401 | Adult Education | 1 | 34 | 895 | 476 |
| 401 | Continuing Education | 1 | 34 | 727 | 310 |
| 401 | Lipid metabolism | 1 | 34 | 1.3K | 2.0K |
| 401 | Lipid | 1 | 34 | 1.3K | 2.0K |
| 401 | abnormalities | 1 | 34 | 833 | 1.2K |
| 401 | Insect biochemistry | 1 | 34 | 1.1K | 1.3K |
| 401 | Genes | 6 | 34 | 1.1K | 5.9K |
| 411 | Radiography | 1 | 33 | 3.0K | 3.0K |
| 411 | Biomechanics | 1 | 33 | 6.2K | 6.2K |
| 411 | particles | 2 | 33 | 826 | 1.3K |
| 414 | Leukemia | 1 | 31 | 5.7K | 7.0K |
| 415 | Microelectronics | 4 | 30 | 3.2K | 12.3K |
| 415 | antibiotics | 1 | 30 | 999 | 1.1K |
| 417 | Herpetology | 1 | 29 | 488 | 318 |
| 417 | Amphibians | 1 | 29 | 414 | 199 |
| 417 | Reptiles | 1 | 29 | 446 | 259 |
| 420 | Engineering Mathematics | 1 | 28 | 9.4K | 5.8K |
| 420 | Chemotherapy | 3 | 28 | 2.5K | 8.9K |
| 420 | Numerical Analysis | 1 | 28 | 6.1K | 4.4K |
| 420 | Paleopathology | 1 | 28 | 862 | 666 |
| 420 | Oligosaccharide | 1 | 28 | 1.2K | 1.8K |
| 420 | Carbohydrates | 1 | 28 | 1.6K | 2.1K |
| 420 | mathematical concepts | 1 | 28 | 1.2K | 845 |
| 427 | Cellular senescence | 1 | 27 | 4.0K | 5.5K |
| 427 | Geriatric Oncology | 2 | 27 | 1.2K | 3.2K |
| 427 | Sarcopenia | 1 | 27 | 1.5K | 2.6K |
| 427 | Muscles | 1 | 27 | 4.6K | 6.5K |
| 427 | plant communities | 1 | 27 | 3.8K | 5.8K |
| 432 | Peptide | 2 | 26 | 434 | 770 |
| 432 | Culture techniques | 2 | 26 | 413 | 847 |
| 432 | Bones | 1 | 26 | 3.0K | 4.9K |
| 435 | Pharmacognosy | 2 | 25 | 4.8K | 11.4K |
| 435 | Phylogeny | 2 | 25 | 1.5K | 3.4K |
| 437 | Environmental Toxicology | 1 | 24 | 11.5K | 16.6K |
| 437 | Marine Biotechnology | 1 | 24 | 531 | 967 |
| 437 | Diet | 1 | 24 | 14.3K | 23.5K |
| 437 | drug interactions | 1 | 24 | 157 | 139 |
| 441 | Medicinal plants | 1 | 23 | 5.2K | 6.8K |
| 441 | Oligosaccharides | 2 | 23 | 390 | 1.2K |
| 443 | Plasma chemistry | 1 | 22 | 1.0K | 1.3K |
| 443 | Plasma polymerization | 1 | 22 | 661 | 940 |
| 445 | Nuclear Medicine | 1 | 21 | 4.7K | 5.7K |
| 445 | Medical Physics | 1 | 21 | 8.0K | 9.5K |
| 445 | Contraception | 1 | 21 | 1.6K | 2.1K |
| 445 | Radioisotopes | 1 | 21 | 2.8K | 2.4K |
| 445 | Bioelectronics | 1 | 21 | 4.1K | 8.5K |
| 445 | pain | 2 | 21 | 5.7K | 15.7K |
| 445 | Birth control | 1 | 21 | 1.3K | 1.9K |
| 452 | Neurogenetics | 1 | 20 | 2.9K | 5.0K |
| 453 | Radiation | 2 | 19 | 3.0K | 6.0K |
| 453 | Synchrotron Radiation | 2 | 19 | 356 | 762 |
| 453 | Endocrine system | 3 | 19 | 770 | 1.9K |
| 456 | Cell division | 2 | 18 | 1.4K | 5.5K |
| 456 | Electron Microscopy | 1 | 18 | 1.2K | 2.1K |
| 456 | herbicides | 2 | 18 | 399 | 1.1K |
| 459 | Psychosomatic Medicine | 1 | 15 | 3.1K | 6.0K |
| 459 | nuclear magnetic resonance | 2 | 15 | 2.7K | 5.6K |
| 459 | nuclear magnetic resonance spectroscopy | 2 | 15 | 1.5K | 2.5K |
| 459 | Cell surface receptors | 1 | 15 | 314 | 597 |
| 459 | drug evaluation | 2 | 15 | 2.9K | 8.9K |
| 464 | Genetic epidemiology | 2 | 14 | 1.1K | 3.0K |
| 464 | Microbial Genetics | 1 | 14 | 1.1K | 1.8K |
| 464 | phytopathogenic bacteria | 1 | 14 | 804 | 1.5K |
| 464 | Developmental Immunology | 2 | 14 | 1.6K | 5.9K |
| 464 | Plant diseases | 4 | 14 | 2.8K | 8.9K |
| 464 | transport vesicles | 3 | 14 | 260 | 3.0K |
| 464 | Human biology | 1 | 14 | 2.3K | 3.4K |
| 464 | Primates | 2 | 14 | 1.5K | 3.6K |
| 472 | Biodegradation | 1 | 13 | 987 | 1.9K |
| 472 | Alternative Medicine | 2 | 13 | 5.0K | 13.6K |
| 472 | Evidence-Based Medicine | 2 | 13 | 2.8K | 8.5K |
| 472 | complementary therapies | 2 | 13 | 5.2K | 13.9K |
| 472 | Water Microbiology | 1 | 13 | 1.2K | 2.7K |
| 472 | aquatic insects | 2 | 13 | 75 | 93 |
| 472 | sex differences | 1 | 13 | 355 | 985 |
| 472 | Fouling | 1 | 13 | 713 | 1.6K |
| 480 | Invertebrates | 1 | 12 | 819 | 1.5K |
| 480 | Population | 1 | 12 | 2.1K | 3.2K |
| 482 | Geography | 3 | 11 | 3.0K | 10.3K |
| 482 | Immunopharmacology | 2 | 11 | 2.3K | 8.5K |
| 482 | Nonlinear Dynamics | 1 | 11 | 6.8K | 9.3K |
| 482 | Vaccination | 1 | 11 | 802 | 1.9K |
| 482 | cell adhesion molecules | 1 | 11 | 2.3K | 5.7K |
| 482 | Enzyme | 1 | 11 | 700 | 1.8K |
| 482 | Statistical physics | 1 | 11 | 11.1K | 13.8K |
| 482 | Mites | 1 | 11 | 722 | 1.0K |
| 482 | Fisheries | 1 | 11 | 3.0K | 4.7K |
| 491 | Statistics | 2 | 10 | 6.5K | 12.0K |
| 491 | Lung Transplantation | 2 | 10 | 1.6K | 3.1K |
| 491 | Metallurgy | 1 | 10 | 5.6K | 7.4K |
| 491 | Electrochemistry | 1 | 10 | 9.9K | 14.2K |
| 491 | Heart transplantation | 2 | 10 | 1.6K | 3.1K |
| 491 | Eating Disorders | 1 | 10 | 3.5K | 5.7K |
| 491 | Feeding and Eating Disorders | 1 | 10 | 3.3K | 5.5K |
| 491 | Biometrics | 2 | 10 | 3.2K | 6.8K |
| 491 | Cellulose | 1 | 10 | 1.5K | 2.9K |
| 500 | Human-Computer Interaction | 1 | 9 | 3.0K | 5.3K |
| 500 | Photochemistry | 2 | 9 | 2.9K | 8.9K |
| 500 | greenhouse effect | 1 | 9 | 60 | 195 |
| 500 | global environmental change | 1 | 9 | 1.2K | 2.6K |
| 500 | Neuroplasticity | 1 | 9 | 1.4K | 3.5K |
| 500 | neuronal plasticity | 1 | 9 | 1.1K | 3.2K |
| 500 | Carbon | 1 | 9 | 219 | 588 |
| 500 | Light | 2 | 9 | 2.3K | 7.4K |
| 500 | Carbon dioxide | 1 | 9 | 60 | 195 |
| 500 | Climate | 1 | 9 | 986 | 2.2K |
| 500 | computer networks | 1 | 9 | 4.5K | 5.7K |
| 511 | Dietetics | 1 | 8 | 1.9K | 3.6K |
| 511 | Sports | 1 | 8 | 8.9K | 15.4K |
| 511 | DNS | 1 | 8 | 2.1K | 5.0K |
| 511 | pollutants | 2 | 8 | 3.8K | 13.6K |
| 511 | Environmental pollutants | 2 | 8 | 5.5K | 18.3K |
| 511 | DNA | 1 | 8 | 2.2K | 5.1K |
| 517 | Computer-Aided Design | 1 | 7 | 2.6K | 4.7K |
| 517 | Synaptic Transmission | 1 | 7 | 1.9K | 4.1K |
| 517 | Cheminformatics | 1 | 7 | 955 | 2.4K |
| 520 | Immunotoxicology | 1 | 6 | 976 | 2.5K |
| 520 | body temperature | 1 | 6 | 729 | 2.0K |
| 522 | Optics | 2 | 5 | 9.0K | 17.1K |
| 522 | prostaglandins | 1 | 5 | 1.0K | 2.9K |
| 524 | Dermatology | 1 | 4 | 8.3K | 16.1K |
| 524 | Data Mining | 2 | 4 | 2.1K | 8.8K |
| 524 | Marine Ecology | 1 | 4 | 1.4K | 3.5K |
| 524 | Regional Planning | 1 | 4 | 3.6K | 6.8K |
| 524 | Nanoelectronics | 2 | 4 | 548 | 1.7K |
| 524 | Plant Biotechnology | 1 | 4 | 2.5K | 5.4K |
| 524 | Fertilization | 1 | 4 | 227 | 515 |
| 524 | Tropical Medicine | 1 | 4 | 6.3K | 13.8K |
| 524 | anesthesia | 1 | 4 | 737 | 2.0K |
| 524 | city planning | 1 | 4 | 3.2K | 5.9K |
| 524 | Familial diseases | 1 | 4 | 845 | 2.3K |
| 524 | Spine | 1 | 4 | 2.9K | 6.9K |
| 524 | gametes | 1 | 4 | 227 | 515 |
| 537 | Freshwater Ecology | 1 | 3 | 458 | 1.2K |
| 537 | Agricultural Ecology | 1 | 3 | 3.5K | 8.5K |
| 537 | Signal Processing | 1 | 3 | 6.6K | 11.3K |
| 537 | Image Processing | 1 | 3 | 5.4K | 10.4K |
| 537 | Microfabrication | 1 | 3 | 918 | 2.6K |
| 537 | transgenic organisms | 1 | 3 | 669 | 2.2K |
| 537 | transgenic animals | 1 | 3 | 641 | 2.1K |
| 537 | monoclonal antibodies | 1 | 3 | 654 | 2.0K |
| 537 | Transgenic plants | 1 | 3 | 1.3K | 3.4K |
| 537 | data collection | 1 | 3 | 2.6K | 6.3K |
| 537 | Aquatic animals | 1 | 3 | 134 | 476 |
| 537 | Agriculture | 1 | 3 | 7.4K | 14.1K |
| 537 | Disease | 1 | 3 | 602 | 2.7K |
| 550 | Engineering | 1 | 2 | 17.9K | 33.6K |
| 550 | Nanobiotechnology | 3 | 2 | 471 | 4.4K |
| 550 | Teaching | 1 | 2 | 3.5K | 7.2K |
| 550 | Learning | 1 | 2 | 3.6K | 7.9K |
| 550 | Chemical industry | 1 | 2 | 4.1K | 8.1K |
| 550 | Scandinavia | 1 | 2 | 1.9K | 4.6K |
| 550 | biocatalysis | 1 | 2 | 514 | 1.2K |
| 550 | Homogeneous catalysis | 1 | 2 | 514 | 1.2K |
| 550 | Heterogeneous catalysis | 1 | 2 | 514 | 1.2K |
| 559 | Geology | 1 | 1 | 8.4K | 16.0K |
| 559 | Paleoecology | 1 | 1 | 920 | 2.0K |
| 559 | Forest Ecology | 1 | 1 | 716 | 1.9K |
| 559 | Animal Nutrition | 1 | 1 | 1.5K | 3.5K |
| 559 | Fishery management | 1 | 1 | 1.5K | 4.0K |
| 559 | Hemophilia | 2 | 1 | 902 | 3.8K |
| 559 | Dementia | 1 | 1 | 5.7K | 9.5K |
| 559 | Timber | 1 | 1 | 23 | 56 |
| 559 | Europe | 1 | 1 | 15.9K | 30.2K |
| 559 | Aquaculture | 1 | 1 | 2.2K | 5.1K |
| 569 | Palliative Care | 1 | 0 | 3.4K | 8.6K |
| 569 | Genetic Research | 1 | 0 | 384 | 1.8K |
| 569 | Mass Spectrometry | 1 | 0 | 5.3K | 12.3K |
| 569 | Food inspection | 1 | 0 | 91 | 403 |
| 569 | pain management | 1 | 0 | 2.5K | 6.9K |
| 569 | catalytic activity | 1 | 0 | 2.3K | 4.5K |
| 569 | biological agents | 1 | 0 | 2.0K | 4.9K |
| 569 | Detectors | 1 | 0 | 4.2K | 9.3K |
| 569 | Trace elements | 1 | 0 | 984 | 3.0K |
| 569 | food quality | 1 | 0 | 91 | 403 |