1.3K(top 2%)
PR articles
64.1K(top 1%)
PR citations
119(top 1%)
PR h-index
131(top 1%)
h-index
1.4K
documents
78.8K
doc citations
7.6K
citing journals
Top Disciplines (by PR citations)
| # | Discipline | Articles | Citations | R ARank | R CRank |
|---|---|---|---|---|---|
| 1 | Cytology | 60 | 8.7K | 1186 | 940 |
| 2 | Cell Biology | 58 | 8.1K | 1058 | 994 |
| 3 | Human genetics | 21 | 6.6K | 1350 | 1010 |
| 4 | Biology | 48 | 5.9K | 5145 | 4337 |
| 5 | Biochemistry | 95 | 5.8K | 3110 | 2130 |
| 6 | Medicine | 69 | 5.2K | 2848 | 2165 |
| 7 | Hematology | 57 | 5.1K | 719 | 340 |
| 8 | Science | 61 | 4.1K | 3832 | 6032 |
| 9 | Molecular Biology | 53 | 3.7K | 3938 | 3506 |
| 10 | Physics | 16 | 3.6K | 11888 | 5933 |
| 11 | Research | 61 | 3.3K | 2498 | 1760 |
| 12 | Botany | 35 | 3.3K | 1270 | 730 |
| 13 | Virology | 7 | 3.1K | 4146 | 1836 |
| 14 | Chemistry | 18 | 2.3K | 12570 | 5795 |
| 15 | Cancer | 23 | 2.0K | 2185 | 1428 |
| 16 | Natural history | 9 | 1.7K | 4331 | 6993 |
| 17 | Medical genetics | 27 | 1.7K | 1508 | 1689 |
| 18 | Genetics | 13 | 1.6K | 3882 | 2611 |
| 19 | Immunology | 27 | 1.6K | 1643 | 1981 |
| 20 | Neurology | 27 | 1.5K | 5006 | 5357 |
| 21 | Microbiology | 22 | 1.3K | 5213 | 4787 |
| 22 | Metabolism | 11 | 1.3K | 2936 | 1370 |
| 23 | Plants | 11 | 1.2K | 1134 | 692 |
| 24 | Histology | 13 | 1.2K | 840 | 390 |
| 25 | Metabolic diseases | 10 | 1.2K | 2375 | 1439 |
| 26 | Endocrinology | 22 | 1.2K | 1814 | 2082 |
| 27 | Physiology | 8 | 1.0K | 6780 | 2500 |
| 28 | cell physiology | 12 | 1.0K | 839 | 727 |
| 29 | Pollution | 10 | 1.0K | 5273 | 2924 |
| 30 | Plant cells | 4 | 913 | 1547 | 943 |
| 31 | Environment | 7 | 899 | 6941 | 3994 |
| 32 | Neurochemistry | 12 | 873 | 2493 | 1662 |
| 33 | Biodiversity conservation | 8 | 848 | 811 | 778 |
| 34 | Ecology | 20 | 845 | 3872 | 5066 |
| 35 | Neurophysiology | 12 | 800 | 3299 | 3075 |
| 36 | Embryology | 4 | 799 | 3005 | 1236 |
| 37 | Developmental Biology | 3 | 793 | 5304 | 2049 |
| 37 | Growth | 3 | 793 | 2297 | 992 |
| 39 | Signal Transduction | 10 | 790 | 519 | 476 |
| 40 | Climate change | 5 | 759 | 689 | 718 |
| 40 | Eutrophication | 5 | 759 | 680 | 716 |
| 42 | Oncology | 5 | 739 | 3927 | 2489 |
| 43 | Genomics | 11 | 735 | 2457 | 1532 |
| 44 | Cell differentiation | 7 | 720 | 2197 | 1805 |
| 45 | Diabetes mellitus | 9 | 709 | 1729 | 1517 |
| 45 | Diabetes | 9 | 709 | 1939 | 1618 |
| 47 | Cytogenetics | 4 | 650 | 2678 | 1491 |
| 48 | Cell metabolism | 11 | 634 | 128 | 930 |
| 49 | Microbial Ecology | 6 | 629 | 2723 | 1968 |
| 50 | Genetic regulation | 3 | 620 | 2194 | 975 |
| 51 | Biophysics | 13 | 614 | 8414 | 6278 |
| 52 | free radicals | 7 | 598 | 891 | 758 |
| 53 | Gene expression regulation | 2 | 533 | 2422 | 818 |
| 54 | Leukemia | 7 | 521 | 956 | 794 |
| 55 | Liver diseases | 3 | 504 | 2384 | 1196 |
| 56 | Biological Systems | 6 | 479 | 141 | 45 |
| 57 | Pharmacology | 12 | 468 | 7764 | 7114 |
| 58 | Recombinant DNA | 4 | 451 | 1779 | 491 |
| 59 | Anatomy | 3 | 446 | 4311 | 1995 |
| 60 | Developmental Genetics | 1 | 439 | 2202 | 951 |
| 60 | viral genetics | 1 | 439 | 1222 | 742 |
| 62 | Oncogenes | 8 | 437 | 1176 | 1978 |
| 63 | Immunity | 7 | 428 | 2439 | 4160 |
| 64 | Environmental Microbiology | 4 | 427 | 1356 | 958 |
| 65 | nucleic acids | 3 | 424 | 4144 | 2395 |
| 66 | Biotechnology | 11 | 422 | 7000 | 9380 |
| 67 | DNS | 2 | 415 | 599 | 51 |
| 67 | DNA | 2 | 415 | 715 | 33 |
| 67 | Genes | 2 | 415 | 2349 | 307 |
| 70 | Bones | 3 | 398 | 1145 | 444 |
| 71 | Pathology | 11 | 396 | 1897 | 3044 |
| 72 | biological factors | 3 | 393 | 3188 | 930 |
| 73 | natural products | 2 | 380 | 3282 | 677 |
| 74 | Genetic engineering | 4 | 367 | 3262 | 1997 |
| 75 | Toxicology | 6 | 364 | 8476 | 5373 |
| 76 | Transplantation | 6 | 362 | 1176 | 1186 |
| 77 | plant molecular biology | 4 | 360 | 2013 | 1801 |
| 78 | Plant physiology | 7 | 357 | 1878 | 1959 |
| 79 | Psychophysiology | 2 | 344 | 8410 | 3903 |
| 80 | Brain | 10 | 342 | 3387 | 4062 |
| 81 | Homeostasis | 2 | 340 | 946 | 1638 |
| 82 | Cardiovascular system | 6 | 336 | 1323 | 2346 |
| 83 | Psychiatry | 2 | 334 | 13289 | 6242 |
| 84 | United Kingdom | 7 | 326 | 1118 | 1447 |
| 85 | Psychopharmacology | 1 | 298 | 6481 | 2403 |
| 86 | Medical Microbiology | 3 | 282 | 4196 | 2984 |
| 87 | Antioxidants | 2 | 281 | 1299 | 747 |
| 87 | Oxidation-reduction | 2 | 281 | 1714 | 1009 |
| 89 | Carcinogenesis | 2 | 279 | 2168 | 875 |
| 90 | Medical Oncology | 2 | 278 | 6528 | 2878 |
| 91 | mutagens | 3 | 276 | 1100 | 783 |
| 92 | carcinogens | 2 | 265 | 2371 | 969 |
| 93 | Immune system | 5 | 263 | 1163 | 2792 |
| 94 | Immunogenetics | 13 | 246 | 116 | 368 |
| 95 | Synthetic biology | 1 | 244 | 909 | 148 |
| 96 | Bioinorganic chemistry | 6 | 243 | 1087 | 812 |
| 97 | Neurons | 1 | 241 | 3120 | 3385 |
| 98 | Immunotherapy | 1 | 225 | 9754 | 3726 |
| 98 | Neuropsychology | 3 | 225 | 4942 | 2858 |
| 100 | Analytical Chemistry | 4 | 220 | 9078 | 6680 |
| 101 | cell interaction | 6 | 208 | 478 | 887 |
| 102 | Proteome | 5 | 207 | 1221 | 1710 |
| 103 | Computational Biology | 5 | 200 | 3862 | 4299 |
| 104 | Plant genetic engineering | 3 | 185 | 997 | 967 |
| 105 | Microbial Biotechnology | 3 | 176 | 987 | 658 |
| 105 | Plant diseases | 3 | 176 | 2543 | 1542 |
| 107 | Molecular Pharmacology | 2 | 166 | 1784 | 1298 |
| 108 | Plant Genetics | 2 | 165 | 1072 | 928 |
| 109 | Cell death | 4 | 160 | 2270 | 3707 |
| 110 | Cell adhesion | 3 | 159 | 52 | 104 |
| 111 | Marine Biology | 6 | 158 | 1921 | 2542 |
| 111 | proteins | 4 | 158 | 3436 | 3336 |
| 113 | Epidemiology | 6 | 157 | 4937 | 6492 |
| 114 | Evolution | 5 | 155 | 2006 | 3144 |
| 115 | Public Health | 3 | 152 | 13507 | 11029 |
| 116 | Neuropsychiatry | 1 | 149 | 3054 | 1205 |
| 117 | Animal Behavior | 5 | 145 | 2251 | 3733 |
| 117 | Ethology | 5 | 145 | 1632 | 3069 |
| 117 | plant oils | 5 | 145 | 115 | 75 |
| 120 | Biocompatible Materials | 3 | 144 | 12298 | 12955 |
| 121 | enzymes | 3 | 143 | 2585 | 2273 |
| 122 | Reproduction | 2 | 142 | 6378 | 3957 |
| 123 | Malaria | 5 | 141 | 492 | 632 |
| 124 | Cognition | 6 | 139 | 1452 | 2139 |
| 125 | Pharmaceutical Chemistry | 3 | 133 | 9534 | 8669 |
| 126 | environmental pollution | 4 | 130 | 7539 | 9248 |
| 127 | Soil biology | 3 | 129 | 982 | 1322 |
| 128 | Taste | 5 | 128 | 87 | 120 |
| 128 | flavor | 5 | 128 | 55 | 79 |
| 128 | smell | 5 | 128 | 87 | 120 |
| 128 | Antigens | 10 | 128 | 229 | 1001 |
| 128 | plant communities | 2 | 128 | 1645 | 1700 |
| 133 | soil microbiology | 2 | 126 | 2722 | 3173 |
| 134 | Environmental Toxicology | 1 | 124 | 8896 | 4614 |
| 134 | Environmental Health | 1 | 124 | 25211 | 13649 |
| 134 | environmental protection | 1 | 124 | 12930 | 6030 |
| 134 | pollutants | 1 | 124 | 5386 | 2479 |
| 134 | Environmental pollutants | 1 | 124 | 7488 | 3141 |
| 134 | environmental exposure | 1 | 124 | 5899 | 2457 |
| 140 | Cell communication | 3 | 123 | 361 | 705 |
| 141 | Neurobiology | 1 | 121 | 9390 | 6491 |
| 141 | Proteomics | 3 | 121 | 1593 | 2207 |
| 141 | Stem cells | 4 | 121 | 2771 | 4786 |
| 144 | Histocompatibility Testing | 6 | 118 | 165 | 342 |
| 144 | Autoimmunity | 1 | 118 | 2317 | 1415 |
| 144 | DNA repair | 5 | 118 | 206 | 410 |
| 147 | Urology | 2 | 116 | 4696 | 3882 |
| 147 | gene therapy | 3 | 116 | 1890 | 3019 |
| 147 | Chromosomes | 4 | 116 | 970 | 1544 |
| 150 | Biogeochemistry | 2 | 114 | 1559 | 1633 |
| 151 | Biodiversity | 2 | 109 | 3833 | 3457 |
| 151 | Aquatic ecology | 5 | 109 | 381 | 567 |
| 153 | Nutrition | 5 | 106 | 7287 | 12054 |
| 154 | disease outbreaks | 2 | 104 | 880 | 946 |
| 154 | Epidemics | 2 | 104 | 849 | 939 |
| 156 | Infertility | 3 | 103 | 1335 | 2019 |
| 156 | fertility | 3 | 103 | 1443 | 2120 |
| 158 | Water pollution | 2 | 102 | 5286 | 5034 |
| 158 | Cerebellum | 3 | 102 | 291 | 384 |
| 158 | Cerebellar ataxia | 3 | 102 | 290 | 384 |
| 161 | Water | 1 | 98 | 7927 | 5757 |
| 162 | Thrombosis | 1 | 95 | 3979 | 2298 |
| 162 | vascular diseases | 1 | 95 | 2199 | 1751 |
| 164 | Regulation | 1 | 94 | 21 | 43 |
| 165 | Infections | 2 | 93 | 1909 | 2376 |
| 165 | infection | 2 | 93 | 3393 | 3186 |
| 167 | mutation | 3 | 92 | 664 | 1146 |
| 168 | Parasitic Diseases | 1 | 87 | 4894 | 2910 |
| 168 | cloning | 1 | 87 | 2486 | 2802 |
| 170 | Soil fertility | 2 | 86 | 313 | 463 |
| 170 | Soil ecology | 2 | 86 | 882 | 1046 |
| 172 | Biomass Energy | 1 | 83 | 7737 | 5990 |
| 172 | Genetic therapy | 2 | 83 | 3302 | 4313 |
| 174 | Bioengineering | 4 | 80 | 9675 | 17959 |
| 175 | Medical Laboratory Science | 4 | 77 | 2704 | 6272 |
| 175 | Surface Chemistry | 1 | 77 | 14637 | 10476 |
| 175 | Surface-Active Agents | 1 | 77 | 3497 | 2625 |
| 175 | Bioinformatics | 4 | 77 | 3507 | 6060 |
| 175 | Surface properties | 1 | 77 | 3636 | 2739 |
| 175 | Colloids | 1 | 77 | 15342 | 11430 |
| 181 | Diagnostic Imaging | 1 | 76 | 8858 | 5188 |
| 181 | Nervous system | 6 | 76 | 3558 | 10740 |
| 181 | Flow cytometry | 1 | 76 | 1004 | 648 |
| 184 | Mycology | 4 | 75 | 1493 | 2366 |
| 185 | Hypertension | 1 | 70 | 6009 | 6019 |
| 185 | Environmental monitoring | 4 | 70 | 5817 | 11719 |
| 185 | Bacteriology | 2 | 70 | 4504 | 6144 |
| 188 | viruses | 1 | 64 | 5339 | 5616 |
| 188 | Primates | 4 | 64 | 647 | 1173 |
| 190 | Jurisprudence | 1 | 63 | 2329 | 1084 |
| 190 | Fungi | 3 | 63 | 1098 | 1769 |
| 192 | Forensic Genetics | 3 | 61 | 213 | 365 |
| 193 | Membranes | 1 | 60 | 6390 | 5850 |
| 194 | Industrial Microbiology | 3 | 59 | 3057 | 6231 |
| 195 | Wildlife conservation | 1 | 57 | 1977 | 1973 |
| 195 | heredity | 3 | 57 | 790 | 1353 |
| 197 | Immunopathology | 3 | 56 | 2555 | 4888 |
| 197 | Hormones | 3 | 56 | 2380 | 4816 |
| 199 | Parasitology | 1 | 55 | 6208 | 4244 |
| 199 | Diet | 3 | 55 | 3814 | 8265 |
| 199 | Parasites | 1 | 55 | 3735 | 2539 |
| 199 | Steroids | 2 | 55 | 2009 | 2590 |
| 203 | Biomedical Engineering | 2 | 53 | 20376 | 23456 |
| 204 | Technology | 2 | 51 | 10405 | 11738 |
| 204 | Visual Perception | 8 | 51 | 1628 | 7578 |
| 204 | actuators | 2 | 51 | 5018 | 6389 |
| 204 | Memory | 8 | 51 | 1921 | 8403 |
| 204 | Attention | 8 | 51 | 1695 | 7714 |
| 204 | Perception | 8 | 51 | 1895 | 8083 |
| 204 | transducers | 2 | 51 | 5018 | 6389 |
| 211 | Audiology | 2 | 49 | 1581 | 1937 |
| 211 | Nephrology | 1 | 49 | 1638 | 1827 |
| 211 | Data Mining | 1 | 49 | 4438 | 3640 |
| 211 | biomedicine | 1 | 49 | 1669 | 1692 |
| 211 | Kidney diseases | 1 | 49 | 2994 | 2503 |
| 216 | Dermatology | 1 | 48 | 5769 | 4601 |
| 216 | animals | 4 | 48 | 878 | 1680 |
| 218 | Cell migration | 1 | 47 | 143 | 279 |
| 218 | Chromosome mapping | 2 | 47 | 5010 | 8903 |
| 218 | cell movement | 1 | 47 | 589 | 817 |
| 218 | gene mapping | 2 | 47 | 5856 | 10396 |
| 218 | Chronic diseases | 1 | 47 | 2150 | 2379 |
| 223 | human behavior | 1 | 46 | 8996 | 10217 |
| 223 | Behavior | 1 | 46 | 12675 | 12599 |
| 225 | Mutagenesis | 2 | 44 | 521 | 790 |
| 226 | Plant Pathology | 1 | 43 | 177 | 121 |
| 227 | Zoology | 3 | 42 | 3356 | 5413 |
| 228 | Immunochemistry | 2 | 41 | 1862 | 2863 |
| 228 | rare diseases | 2 | 41 | 1020 | 1977 |
| 230 | Food Microbiology | 1 | 40 | 3554 | 4650 |
| 230 | Electrophoresis | 1 | 40 | 5578 | 5157 |
| 232 | calcification | 1 | 37 | 1653 | 2104 |
| 232 | Learning | 3 | 37 | 1628 | 3502 |
| 234 | Neurosurgery | 1 | 36 | 3388 | 3835 |
| 234 | Molecular cloning | 2 | 36 | 3193 | 5252 |
| 234 | Genetic recombination | 2 | 36 | 3092 | 5134 |
| 234 | biological evolution | 3 | 36 | 3665 | 9522 |
| 238 | Landscape Ecology | 1 | 35 | 821 | 1173 |
| 238 | Palynology | 1 | 35 | 377 | 274 |
| 238 | histological techniques | 2 | 35 | 1426 | 4319 |
| 241 | Neuroanatomy | 1 | 34 | 522 | 615 |
| 242 | Public Policy | 1 | 33 | 4622 | 4684 |
| 242 | Systems Analysis | 1 | 33 | 2188 | 1788 |
| 242 | System analysis | 1 | 33 | 6847 | 5984 |
| 242 | Japan | 2 | 33 | 3408 | 4326 |
| 242 | Therapeutics | 1 | 33 | 8522 | 10848 |
| 242 | Entomology | 3 | 33 | 2537 | 4268 |
| 248 | Forest Ecology | 1 | 32 | 1698 | 2069 |
| 248 | Molecular evolution | 1 | 32 | 4810 | 6337 |
| 248 | Forest Management | 1 | 32 | 1474 | 1803 |
| 248 | drug therapy | 1 | 32 | 10974 | 12580 |
| 252 | eugenics | 1 | 31 | 1508 | 1682 |
| 253 | Serology | 1 | 30 | 989 | 1154 |
| 253 | Digestive system diseases | 1 | 30 | 2479 | 3179 |
| 255 | Nitric oxide | 1 | 28 | 543 | 1011 |
| 256 | Lung Transplantation | 1 | 26 | 1169 | 1591 |
| 256 | Clinical Immunology | 1 | 26 | 4269 | 5614 |
| 256 | Heart transplantation | 1 | 26 | 1169 | 1591 |
| 256 | ozone | 1 | 26 | 175 | 208 |
| 260 | Antibodies | 1 | 25 | 1842 | 2447 |
| 261 | Genetic Toxicology | 1 | 24 | 1012 | 1855 |
| 261 | Neurogenetics | 1 | 24 | 881 | 1319 |
| 261 | Functional foods | 1 | 24 | 931 | 1621 |
| 261 | Food | 1 | 24 | 11863 | 15117 |
| 261 | Phytotherapy | 1 | 24 | 1457 | 2351 |
| 266 | Histochemistry | 1 | 22 | 4153 | 5446 |
| 266 | Diagnosis | 1 | 22 | 911 | 1096 |
| 266 | disease susceptibility | 1 | 22 | 49 | 263 |
| 266 | biochemical markers | 1 | 22 | 1793 | 2622 |
| 266 | symptoms | 1 | 22 | 49 | 263 |
| 271 | Pediatrics | 1 | 21 | 13621 | 17737 |
| 271 | Hematopoietic stem cell transplantation | 1 | 21 | 1295 | 2783 |
| 273 | Plant Biotechnology | 1 | 20 | 1828 | 2586 |
| 273 | Reproductive health | 1 | 20 | 2023 | 2904 |
| 275 | Physical Chemistry | 1 | 19 | 6747 | 9048 |
| 276 | Ornithology | 2 | 18 | 1179 | 1966 |
| 276 | Birds | 2 | 18 | 1455 | 2283 |
| 278 | Clinical Biochemistry | 1 | 17 | 4594 | 7267 |
| 279 | Biosensors | 1 | 16 | 4723 | 8374 |
| 279 | Bioelectronics | 1 | 16 | 3830 | 7148 |
| 281 | genome | 2 | 15 | 4544 | 12515 |
| 282 | Materials Science | 1 | 14 | 20920 | 26875 |
| 282 | Materials | 1 | 14 | 25642 | 34795 |
| 284 | polar regions | 1 | 13 | 1103 | 1828 |
| 285 | Pharmacogenetics | 1 | 11 | 4438 | 9272 |
| 285 | Systems Biology | 1 | 11 | 8039 | 14563 |
| 285 | Genetic Research | 1 | 11 | 355 | 1023 |
| 285 | livestock | 1 | 11 | 800 | 1206 |
| 289 | Demography | 1 | 10 | 1529 | 2541 |
| 289 | Nonlinear Dynamics | 1 | 10 | 5364 | 7959 |
| 289 | Statistical physics | 1 | 10 | 10104 | 13801 |
| 289 | United States | 1 | 10 | 20698 | 26781 |
| 289 | Population | 1 | 10 | 2150 | 4060 |
| 294 | Anthropology | 3 | 9 | 1347 | 4658 |
| 294 | Bioremediation | 1 | 9 | 1624 | 3581 |
| 294 | Biodegradation | 1 | 9 | 1530 | 3293 |
| 294 | Animal ecology | 2 | 9 | 1841 | 4651 |
| 294 | Wetland ecology | 1 | 9 | 702 | 1442 |
| 294 | Wetland conservation | 1 | 9 | 479 | 1067 |
| 294 | mycoses | 1 | 9 | 2058 | 4707 |
| 294 | Wetlands | 1 | 9 | 491 | 1076 |
| 302 | preventive medicine | 1 | 8 | 3560 | 6808 |
| 303 | Oceanography | 1 | 7 | 4205 | 7338 |
| 303 | Bioenergetics | 1 | 7 | 2209 | 4757 |
| 303 | Energy metabolism | 1 | 7 | 1521 | 3165 |
| 303 | nuclear magnetic resonance | 1 | 7 | 3336 | 5342 |
| 303 | Ocean Engineering | 1 | 7 | 3790 | 5676 |
| 303 | Magnetic Resonance Spectroscopy | 1 | 7 | 3280 | 5417 |
| 303 | cell membrane | 1 | 7 | 1483 | 2975 |
| 303 | Human biology | 1 | 7 | 1661 | 3158 |
| 311 | Morphology | 1 | 6 | 1587 | 3131 |
| 311 | Coastal zone management | 2 | 6 | 471 | 2038 |
| 311 | epidemiologic methods | 1 | 6 | 346 | 823 |
| 311 | Marine resources | 2 | 6 | 451 | 1991 |
| 311 | biological monitoring | 1 | 6 | 982 | 2494 |
| 316 | Cardiovascular diseases | 1 | 5 | 4832 | 9825 |
| 317 | Geology | 1 | 4 | 6989 | 12038 |
| 317 | Photochemistry | 1 | 4 | 4776 | 9522 |
| 317 | Marine Pollution | 1 | 4 | 2245 | 4931 |
| 317 | Photobiology | 1 | 4 | 3011 | 6162 |
| 317 | medical education | 1 | 4 | 6710 | 12785 |
| 322 | Artificial Organs | 1 | 3 | 1783 | 3910 |
| 322 | Marine biodiversity | 1 | 3 | 248 | 577 |
| 322 | Social behavior | 1 | 3 | 3106 | 6607 |
| 322 | Insects | 1 | 3 | 2771 | 5468 |
| 326 | Human evolution | 1 | 2 | 889 | 1920 |
| 326 | Trace elements | 1 | 2 | 651 | 2025 |
| 328 | Bioethics | 1 | 1 | 1545 | 3772 |
| 328 | Medical Ethics | 1 | 1 | 2414 | 5917 |
| 328 | Crystallography | 1 | 1 | 4081 | 6934 |
| 328 | X-ray crystallography | 1 | 1 | 1468 | 2936 |
| 328 | Longevity | 1 | 1 | 325 | 1365 |
| 328 | rejuvenation | 1 | 1 | 254 | 1078 |
| 328 | Marine mammals | 1 | 1 | 339 | 837 |
| 335 | biological invasions | 1 | 0 | 962 | 2534 |
| 335 | Europe | 2 | 0 | 7565 | 24399 |