| 1 | 3821 | (1)Hôpital de Montreal pour Enfants |  | 2696 | 1725 | 2538 | 3879 |
| 2 | 7153 | (1)Instituto de Investigaciones en Ingeniería Eléctrica Alfredo Desages |  | 7897 | 7985 | 2538 | 2919 |
| 3 | 6357 | (1)VA Eastern Kansas Health Care System |  | 7149 | 6970 | 2538 | 3316 |
| 4 | 1958 | Aaron Diamond Aids Research Center | | 6421 | 3240 | 1968 | 2377 |
| 5 | 7417 | Aberdeen Test Center | | 7350 | 6918 | 2538 | 3879 |
| 6 | 4967 | Abramson Center for Jewish Life | | 6394 | 3208 | 2538 | 3879 |
| 7 | 1157 | ABT Associates Inc | | 2330 | 941 | 2538 | 1409 |
| 8 | 5396 | Academia de Ciencias de Cuba |  | 4860 | 3943 | 2538 | 3879 |
| 9 | 6706 | Academia Nacional de Ciencias de Bolivia |  | 7206 | 5728 | 2538 | 3879 |
| 10 | 2836 | Academia Nacional de Medicina de Buenos Aires | | 5704 | 3927 | 2538 | 2339 |
| 11 | 2556 | Academy of Natural Sciences of Philadelphia | | 496 | 506 | 2538 | 3879 |
| 12 | 5513 | Academy of Radiology Research | | 5659 | 4059 | 2538 | 3879 |
| 13 | 1470 | Administración Nacional de Laboratorios e Institutos de Salud Dr. Carlos G. Malbran | | 193 | 2554 | 2082 | 2124 |
| 14 | 7916 | Advanced Platform Technology Center | | 6713 | 7862 | 2538 | 3879 |
| 15 | 5687 | Affymax Research Institute | | 7954 | 3665 | 2538 | 3879 |
| 16 | 1104 | Agence Spatiale Canadienne / Canadian Space Agency | | 706 | 336 | 2538 | 2290 |
| 17 | 3728 | Agência Espacial Brasileira |  | 1386 | 1684 | 2538 | 3879 |
| 18 | 518 | Agency for Healthcare Research and Quality | | 279 | 55 | 2538 | 1891 |
| 19 | 3545 | Agricultural Institute of Canada | | 591 | 1523 | 2538 | 3879 |
| 20 | 1653 | Agricultural Research Service | | 156 | 437 | 1292 | 3879 |
| 21 | 1540 | AGROSAVIA Corporación Colombiana de Investigación Agropecuaria (CORPOICA) |  | 2418 | 2359 | 1525 | 2487 |
| 22 | 6893 | AIDS Research Consortium of Atlanta | | 7879 | 5827 | 2538 | 3879 |
| 23 | 6209 | Alaska Bird Observatory | | 7796 | 4735 | 2538 | 3879 |
| 24 | 3295 | Alaska Sea Life Center | | 4935 | 1157 | 2509 | 3879 |
| 25 | 328 | Albany Medical Center | | 1517 | 664 | 561 | 497 |
| 26 | 4558 | Albany VA Medical Center VA Healthcare Network Upstate New York | | 6992 | 6720 | 2538 | 2408 |
| 27 | 266 | Alberta Health Services | | 407 | 364 | 359 | 718 |
| 28 | 5357 | Aldo Leopold Wilderness Research Institute | | 5336 | 3855 | 2538 | 3879 |
| 29 | 7212 | Aleda E. Lutz VA Medical Center Saginaw Michigan | | 5928 | 7291 | 2538 | 3660 |
| 30 | 559 | Allegheny Health Network Hospitals (Western Pennsylvania Hospital) | | 930 | 806 | 1191 | 1165 |
| 31 | 4233 | Allergy and Asthma Medical Group and Research Center | | 7417 | 5269 | 2538 | 2981 |
| 32 | 3320 | Allergy Research Foundation | | 5144 | 1560 | 2538 | 3660 |
| 33 | 3032 | Alliance for Aging Research | | 4154 | 1191 | 2538 | 3660 |
| 34 | 4542 | Alliance for Clinical Trials in Oncology (Cancer Leukemia Group B) | | 5007 | 2689 | 2538 | 3879 |
| 35 | 3341 | Altarum Institute | | 3887 | 1081 | 2538 | 3879 |
| 36 | 601 | Alton Ochsner Clinic Foundation | | 1562 | 727 | 762 | 1556 |
| 37 | 468 | American Academy of Pediatrics | | 788 | 44 | 2538 | 1640 |
| 38 | 2177 | American Association for Cancer Research | | 1418 | 227 | 2538 | 3879 |
| 39 | 5646 | American Center for Physics | | 7483 | 3986 | 2538 | 3879 |
| 40 | 949 | American College of Radiology | | 1037 | 302 | 2538 | 1992 |
| 41 | 2291 | American College of Rheumatology | | 3942 | 252 | 2538 | 3879 |
| 42 | 648 | American Enterprise Institute for Public Policy Research | | 308 | 73 | 1339 | 3191 |
| 43 | 3046 | American Geosciences Institute (American Geological Institute) | | 919 | 874 | 2538 | 3879 |
| 44 | 6977 | American Geotechnical | | 7823 | 6010 | 2538 | 3879 |
| 45 | 402 | American Heart Association | | 175 | 17 | 2538 | 1975 |
| 46 | 5931 | American Institute for Maghrib Studies | | 7502 | 4449 | 2538 | 3879 |
| 47 | 3417 | American Institute of Baking | | 2526 | 1223 | 2538 | 3879 |
| 48 | 1954 | American Institute of Mathematics | | 2740 | 1063 | 2538 | 2981 |
| 49 | 806 | American Institutes for Research | | 1787 | 315 | 798 | 2822 |
| 50 | 2861 | American Iron and Steel Institute | | 2951 | 650 | 2538 | 3879 |
| 51 | 69 | American Museum of Natural History | | 307 | 49 | 114 | 405 |
| 52 | 1664 | American Petroleum Institute | | 953 | 147 | 2538 | 3660 |
| 53 | 2939 | American Sports Medicine Institute | | 7204 | 1905 | 2538 | 3252 |
| 54 | 294 | Ames Laboratory | | 1484 | 492 | 456 | 605 |
| 55 | 5191 | Anderson Orthopaedic Research Institute | | 7740 | 4797 | 2538 | 3509 |
| 56 | 5161 | Andrews Sports Medicine And Orthopaedic Center | | 5632 | 3526 | 2538 | 3879 |
| 57 | 3351 | Angiogenesis Foundation | | 6189 | 1980 | 2538 | 3509 |
| 58 | 3716 | Animal Medical Center | | 3449 | 1555 | 2538 | 3879 |
| 59 | 2607 | Animal Welfare Institute | | 2972 | 451 | 2538 | 3879 |
| 60 | 8051 | Applied Mammal Research Institute | | 7630 | 8032 | 2538 | 3879 |
| 61 | 1861 | Arbor Research Collaborative for Health | | 6768 | 4309 | 1835 | 1753 |
| 62 | 2921 | Archbold Biological Station | | 2452 | 2345 | 2093 | 3660 |
| 63 | 1151 | Arecibo Observatory |  | 1231 | 507 | 2461 | 2460 |
| 64 | 20 | Argonne National Laboratory | | 162 | 54 | 18 | 48 |
| 65 | 4365 | Arizona Oncology Associates | | 3302 | 2530 | 2538 | 3879 |
| 66 | 1141 | Arkansas Childrens Hospital | | 2633 | 1170 | 2538 | 1088 |
| 67 | 7546 | Arkansas Foot and Ankle Clinic | | 7879 | 7003 | 2538 | 3879 |
| 68 | 7235 | Army Geospatial Center (Topographic Engineering Center) | | 5984 | 6734 | 2538 | 3879 |
| 69 | 5901 | Art Science Research Laboratory | | 7230 | 4452 | 2538 | 3879 |
| 70 | 6010 | Arthritis Research Center Foundation Inc | | 6096 | 4753 | 2538 | 3879 |
| 71 | 4062 | Arthritis Research Centre of Canada | | 4805 | 3802 | 2538 | 3410 |
| 72 | 2669 | Ascension Healthcare | | 523 | 581 | 2538 | 3879 |
| 73 | 3417 | Asia Pacific Center for Security Studies | | 3175 | 1192 | 2538 | 3879 |
| 74 | 3014 | Asociación Benéfica Prisma |  | 5083 | 4699 | 2538 | 2173 |
| 75 | 4262 | Aspen Center for Physics | | 6529 | 2115 | 2538 | 3879 |
| 76 | 4074 | Asphalt Institute | | 5995 | 1879 | 2538 | 3879 |
| 77 | 3300 | Association of Universities for Research in Astronomy | | 4205 | 1001 | 2538 | 3879 |
| 78 | 549 | AT&T Labs Research | | 6018 | 1080 | 287 | 975 |
| 79 | 7118 | Atips Laboratory University of Calgary | | 7954 | 6042 | 2538 | 3879 |
| 80 | 2906 | Atmospheric Environmental Research Inc | | 4067 | 1565 | 1938 | 3879 |
| 81 | 4873 | Atrium Medical Corporation | | 5893 | 3117 | 2538 | 3879 |
| 82 | 2979 | Audubon Nature Institute | | 4426 | 698 | 2538 | 3879 |
| 83 | 4434 | Austen Riggs Center | | 4409 | 2563 | 2538 | 3879 |
| 84 | 6261 | Autonomous Undersea Systems Institute | | 7598 | 4905 | 2538 | 3879 |
| 85 | 6610 | Axio Research Corporation | | 7128 | 5577 | 2538 | 3879 |
| 86 | 4424 | Bamfield Marine Sciences Centre | | 4287 | 4086 | 2538 | 3509 |
| 87 | 4217 | Banff Mineral Springs Hospital Covenant Health | | 1834 | 2419 | 2538 | 3879 |
| 88 | 679 | BannerHealth | | 831 | 448 | 1073 | 2124 |
| 89 | 3422 | Baptist Hospital | | 1724 | 1254 | 2538 | 3879 |
| 90 | 505 | Barbara Ann Karmanos Cancer Institute | | 2642 | 1400 | 701 | 503 |
| 91 | 3295 | Barnes Jewish Hospital | | 1868 | 1102 | 2538 | 3879 |
| 92 | 7456 | Barnes Retina Institute | | 8011 | 6625 | 2538 | 3879 |
| 93 | 3162 | Barrow Neurological Institute of Saint Joseph's Hospital | | 3386 | 1193 | 2478 | 3879 |
| 94 | 7732 | Bath VA Medical Center VA Healthcare Network Upstate New York | | 6832 | 7507 | 2538 | 3879 |
| 95 | 5504 | Bauu Institute | | 7954 | 3410 | 2538 | 3879 |
| 96 | 6638 | Bay Area Environmental Research Institute | | 7409 | 5582 | 2538 | 3879 |
| 97 | 4301 | Bay Medical | | 5965 | 2231 | 2538 | 3879 |
| 98 | 804 | Baycrest Centre for Geriatric Care | | 3269 | 983 | 296 | 2002 |
| 99 | 2805 | Baylor Health Care System | | 3459 | 1889 | 1204 | 3879 |
| 100 | 5468 | Baylor Jack and Jane Hamilton Heart and Vascular Hospital | | 5311 | 4022 | 2538 | 3879 |
