| 1 (15) | Brigham and Women's Hospital | USA |  |
| 2 (21) | National Institutes of Health | USA | |
| 3 (28) | Johns Hopkins Medicine | USA | |
| 4 (103) | UCLA Health System | USA | |
| 5 (112) | Veterans Affairs Medical Centers * | USA | |
| 6 (137) | Stanford Medicine | USA | |
| 7 (149) | Istituti Ortopedici Rizzoli | ITA | |
| 8 (161) | Massachusetts General Hospital | USA | |
| 9 (201) | U.S. Department of Health & Human Services * | USA | |
| 10 (204) | Instituto de Salud Carlos III * | ESP | |
| 11 (214) | University of Chicago Medical Center | USA | |
| 12 (217) | Centro de Investigacion Biomedica en Red en Bioingenieria, Biomateriales y Nanomedicina | ESP | |
| 13 (252) | Institut National de la Sante et de la Recherche Medicale * | FRA | |
| 14 (329) | Columbia University Irving Medical Center | USA | |
| 15 (353) | Medical Research Council | GBR | |
| 16 (416) | Charite - Universitatsmedizin Berlin * | DEU | |
| 17 (598) | Centers for Disease Control and Prevention | USA | |
| 18 (603) | University Medical Center Groningen | NLD | |
|
