| 1 | 724 | Library of Congress |  | 9 | 5 | 2394 | 3879 |
| 2 | 6471 | US Army Medical Research Institute of Infectious Diseases | | 7233 | 5322 | 2538 | 3879 |
| 3 | 4461 | Virginia Bioinformatics Institute | | 2946 | 4044 | 2249 | 3879 |
| 4 | 1901 | Internet2 | | 462 | 143 | 2538 | 3879 |
| 5 | 5675 | US Army War College at Carlisle Barracks | | 6027 | 4265 | 2538 | 3879 |
| 6 | 6801 | US Army Engineer Institute for Water Resources | | 3404 | 6176 | 2538 | 3879 |
| 7 | 4433 | Steadman Clinic | | 6560 | 2376 | 2538 | 3879 |
| 8 | 6358 | Hydrologic Research Center | | 7368 | 5134 | 2538 | 3879 |
| 9 | 1588 | Center for American Progress | | 545 | 65 | 2538 | 3879 |
| 10 | 6893 | AIDS Research Consortium of Atlanta | | 7879 | 5827 | 2538 | 3879 |
| 11 | 2533 | Steward Health Care (Caritas Christi Health Care) | | 1243 | 1440 | 1492 | 3879 |
| 12 | 4545 | Genetic Information Research Institute | | 1910 | 2930 | 2538 | 3879 |
| 13 | 6077 | Silverstein Institute Ear Research Foundation | | 6456 | 4820 | 2538 | 3879 |
| 14 | 3774 | National Center for Posttraumatic Stress Disorder | | 3434 | 1626 | 2538 | 3879 |
| 15 | 4019 | Center for the Collaborative Classroom | | 2569 | 2043 | 2538 | 3879 |
| 16 | 6256 | Reproductive Genetics Institute | | 7864 | 4731 | 2538 | 3879 |
| 17 | 1223 | National Radio Astronomy Observatory | | 243 | 153 | 510 | 3879 |
| 18 | 6021 | USGS National Wildlife Health Center | | 6156 | 4769 | 2538 | 3879 |
| 19 | 5776 | Oklahoma State University Medical Center | | 6695 | 4355 | 2538 | 3879 |
| 20 | 2266 | Cedars Sinai Medical Center | | 1221 | 277 | 2538 | 3879 |
| 21 | 4478 | Pediatrix Medical Group | | 2679 | 2772 | 2538 | 3879 |
| 22 | 5144 | Charlotte Hungerford Hospital Torrington | | 4493 | 3602 | 2538 | 3879 |
| 23 | 3207 | National Academy of Social Insurance | | 3056 | 932 | 2538 | 3879 |
| 24 | 3046 | American Geosciences Institute (American Geological Institute) | | 919 | 874 | 2538 | 3879 |
| 25 | 5119 | Usfs North Central Research Station | | 3486 | 3640 | 2538 | 3879 |
| 26 | 2651 | Memorial Hermann Northwest Hospital | | 960 | 544 | 2538 | 3879 |
| 27 | 3981 | Mallinckrodt Institute of Radiology | | 4468 | 4515 | 778 | 3879 |
| 28 | 1818 | Woodrow Wilson International Center for Scholars | | 357 | 116 | 2538 | 3879 |
| 29 | 6969 | Lincoln Medical and Mental Health Center | | 7155 | 6193 | 2538 | 3879 |
| 30 | 7776 | Utah Bone & Joint Center | | 7851 | 7460 | 2538 | 3879 |
| 31 | 7930 | VA Healthcare System of Ohio, Indiana and Michigan | | 7436 | 7852 | 2538 | 3879 |
| 32 | 1842 | Center on Budget and Policy Priorities | | 1007 | 104 | 2538 | 3879 |
| 33 | 1907 | Transportation Research Board | | 32 | 185 | 2538 | 3879 |
| 34 | 1897 | Hoover Institution | | 377 | 145 | 2538 | 3879 |
| 35 | 6010 | Arthritis Research Center Foundation Inc | | 6096 | 4753 | 2538 | 3879 |
| 36 | 4797 | Gulf Coast Veterinary Specialists | | 6920 | 2902 | 2538 | 3879 |
| 37 | 6442 | Desert Orthopaedic Center | | 6407 | 5402 | 2538 | 3879 |
| 38 | 1835 | Education Development Center Inc | | 942 | 318 | 2157 | 3879 |
| 39 | 6672 | Retina Research Foundation | | 7159 | 5694 | 2538 | 3879 |
| 40 | 7292 | National Surgery Adjuvant Breast Bowel Project | | 6302 | 6813 | 2538 | 3879 |
| 41 | 3708 | DoD Food Analysis and Diagnostics | | 3653 | 1518 | 2538 | 3879 |
| 42 | 2425 | World Policy Institute | | 1713 | 350 | 2538 | 3879 |
| 43 | 7637 | Lake Champlain Gynecologic Oncology | | 7676 | 7254 | 2538 | 3879 |
| 44 | 7422 | Seattle Allergy & Asthma Research Institute | | 7864 | 6786 | 2538 | 3879 |
| 45 | 7820 | VA Midwest Health Care Network VISN 23 | | 7030 | 7645 | 2538 | 3879 |
| 46 | 2526 | Nuclear Energy Institute | | 3812 | 371 | 2538 | 3879 |
| 47 | 3807 | James S McDonnell Foundation | | 4768 | 1596 | 2538 | 3879 |
| 48 | 6504 | New Hampshire Musculoskeletal Institute | | 6299 | 5485 | 2538 | 3879 |
| 49 | 5059 | Kuakini Health System | | 4565 | 3479 | 2538 | 3879 |
| 50 | 7528 | VA Health Care System West Texas | | 7300 | 7098 | 2538 | 3879 |
| 51 | 4332 | International Anesthesia Research Society | | 5651 | 2309 | 2538 | 3879 |
| 52 | 7306 | VA Medical Center Battle Creek Michigan | | 6971 | 6767 | 2538 | 3879 |
| 53 | 3634 | Gas Technology Institute | | 5524 | 1341 | 2538 | 3879 |
| 54 | 7979 | VA Heart of Texas Health Care Network | | 7676 | 7908 | 2538 | 3879 |
| 55 | 1580 | Exploratorium Museum of Science Art and Human Perception | | 975 | 51 | 2538 | 3879 |
| 56 | 2194 | Rocky Mountain Institute | | 2553 | 215 | 2538 | 3879 |
| 57 | 4313 | Steadman Philippon Research Institute | | 6061 | 4150 | 1843 | 3879 |
| 58 | 6718 | Florida Institute of Phosphate Research | | 5794 | 5888 | 2538 | 3879 |
| 59 | 1249 | Defense Advanced Research Projects Agency | | 3048 | 80 | 1468 | 3879 |
| 60 | 6346 | Premier Bone & Joint Centers (Gem City Bone and Joint Clinic) | | 5964 | 5281 | 2538 | 3879 |
| 61 | 6557 | New Iberia Research Center | | 7733 | 5352 | 2538 | 3879 |
| 62 | 7829 | Northern California Research Corporation | | 7553 | 7613 | 2538 | 3879 |
| 63 | 7186 | Ocala Heart and Vascular Institute | | 7553 | 6471 | 2538 | 3879 |
| 64 | 7624 | Ontario Hydro Energy | | 8091 | 6958 | 2538 | 3879 |
| 65 | 2596 | Mathematical Sciences Research Institute | | 610 | 523 | 2538 | 3879 |
| 66 | 3284 | Southern California Coastal Water Research Project | | 2418 | 2988 | 1131 | 3879 |
| 67 | 3134 | Mclean Hospital | | 3119 | 871 | 2538 | 3879 |
| 68 | 5909 | NeuroDevelopment Center | | 7133 | 4493 | 2538 | 3879 |
| 69 | 6442 | Western Montana Clinic | | 6720 | 5364 | 2538 | 3879 |
| 70 | 3719 | National Initiative for Children's Healthcare Quality | | 2903 | 1581 | 2538 | 3879 |
| 71 | 1386 | Hudson Institute | | 1689 | 269 | 301 | 3879 |
| 72 | 6638 | Bay Area Environmental Research Institute | | 7409 | 5582 | 2538 | 3879 |
| 73 | 4739 | Gynecology Oncology Group | | 6269 | 2901 | 2538 | 3879 |
| 74 | 1310 | Bureau of Economic Analysis | | 1077 | 87 | 1859 | 3879 |
| 75 | 972 | Environmental Systems Research Institute | | 115 | 40 | 1289 | 3879 |
| 76 | 6859 | Southern Colorado Clinic | | 7518 | 5920 | 2538 | 3879 |
| 77 | 3722 | Food and Drug Law Institute | | 4634 | 1489 | 2538 | 3879 |
| 78 | 2955 | SSM Health Care | | 1978 | 754 | 2538 | 3879 |
| 79 | 1546 | Center for Strategic and International Studies | | 447 | 81 | 2501 | 3879 |
| 80 | 4695 | Deborah Heart and Lung Center | | 5824 | 2877 | 2538 | 3879 |
| 81 | 2764 | National Capital Poison Center | | 5531 | 499 | 2538 | 3879 |
| 82 | 7768 | Center for Innovation to Implementation | | 7359 | 7542 | 2538 | 3879 |
| 83 | 3838 | National Minority AIDS Council | | 3934 | 1697 | 2538 | 3879 |
| 84 | 3110 | Oregon Institute of Science and Medicine | | 6107 | 741 | 2538 | 3879 |
| 85 | 5699 | Minneapolis Heart Institute | | 5940 | 4317 | 2538 | 3879 |
| 86 | 2906 | Atmospheric Environmental Research Inc | | 4067 | 1565 | 1938 | 3879 |
| 87 | 5598 | Parkinson's Institute | | 7634 | 3849 | 2538 | 3879 |
| 88 | 8101 | Clinical Epidemiology Research Center at the VA Connecticut | | 7897 | 8081 | 2538 | 3879 |
| 89 | 5059 | NASA Advanced Supercomputing Division | | 2328 | 3642 | 2538 | 3879 |
| 90 | 4542 | Alliance for Clinical Trials in Oncology (Cancer Leukemia Group B) | | 5007 | 2689 | 2538 | 3879 |
| 91 | 4269 | National Center for Education in Maternal and Child Health | | 3870 | 2358 | 2538 | 3879 |
| 92 | 3958 | MEDNAX Phoenix Perinatal Associates | | 2469 | 1948 | 2538 | 3879 |
| 93 | 5168 | Michigan Headache & Neurological Institute | | 6987 | 3397 | 2538 | 3879 |
| 94 | 7437 | Wound Healing Center | | 7385 | 6951 | 2538 | 3879 |
| 95 | 5357 | Aldo Leopold Wilderness Research Institute | | 5336 | 3855 | 2538 | 3879 |
| 96 | 5465 | Venice Hospital | | 4154 | 4137 | 2538 | 3879 |
| 97 | 6988 | IRIS Independent Research | | 7752 | 6061 | 2538 | 3879 |
| 98 | 5824 | W B Carrell Memorial Clinic | | 6389 | 4468 | 2538 | 3879 |
| 99 | 4751 | Tennessee Orthopaedic Alliance | | 6222 | 2919 | 2538 | 3879 |
| 100 | 3995 | Henry M Jackson Foundation for the Advancement of Military Medicine | | 3513 | 1941 | 2538 | 3879 |
