| 1 (15) | Howard Hughes Medical Institute * | USA |  |
| 2 (33) | National Institutes of Health | USA | |
| 3 (35) | National Library of Medicine | USA | |
| 4 (66) | UC San Diego Health System | USA | |
| 5 (67) | Memorial Sloan-Kettering Cancer Center | USA | |
| 6 (80) | Children's Hospital Boston * | USA | |
| 7 (89) | Brigham and Women's Hospital | USA | |
| 8 (140) | Stanford Medicine | USA | |
| 9 (160) | Massachusetts General Hospital | USA | |
| 10 (171) | University of Pennsylvania Health System | USA | |
| 11 (178) | UCLA Health System | USA | |
| 12 (180) | Johns Hopkins Medicine | USA | |
| 13 (233) | U.S. Department of Health & Human Services * | USA | |
| 14 (250) | NYU Langone Medical Center | USA | |
| 15 (352) | Wake Forest University Baptist Medical Center | USA | |
| 16 (382) | Woodruff Health Sciences Center | USA | |
| 17 (387) | Houston Methodist | USA | |
| 18 (410) | Veterans Affairs Medical Centers * | USA | |
| 19 (430) | UC Davis Health System | USA | |
| 20 (443) | University of Michigan Health System | USA | |
| 21 (457) | Mayo Clinic * | USA | |
| 22 (560) | Duke Medicine | USA | |
| 23 (591) | University of Chicago Medical Center | USA | |
| 24 (637) | Columbia University Irving Medical Center | USA | |
| 25 (692) | Children's Hospital of Philadelphia | USA | |
| 26 (696) | Washington University Medical Center | USA | |
| 27 (716) | University of Wisconsin Health | USA | |
| 28 (772) | Northwestern Medicine | USA | |
| 28 (772) | Yale University Health & Medicine | USA | |
| 30 (811) | Vanderbilt University Medical Center | USA | |
| 31 (841) | Mount Sinai Health System * | USA | |
| 32 (852) | University Health Network * | CAN | |
| 33 (954) | University of Texas M.D. Anderson Cancer Center | USA | |
| 34 (1025) | CareGroup Healthcare System * | USA | |
| 35 (1051) | University of Southern California Health Sciences Campus | USA | |
| 36 (1100) | Beth Israel Deaconess Medical Center | USA | |
| 37 (1162) | University of Miami Health System | USA | |
| 38 (1206) | University of Pittsburgh Medical Center | USA | |
| 39 (1329) | Toronto Rehab | CAN | |
| 40 (1475) | Cincinnati Children's Hospital Medical Center | USA | |
| 41 (1647) | Cleveland Clinic * | USA | |
| 42 (1719) | Centers for Disease Control and Prevention | USA | |
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