| 1 (2374) | Russian Academy of Medical Sciences | RUS |  |
| 2 (2662) | Maria Sklodowska-Curie Memorial Institute of Oncology | POL | |
| 3 (3840) | National Institute of Public Health, Czech Republic | CZE | |
| 4 (3992) | Institute for Clinical and Experimental Medicine | CZE | |
| 5 (4004) | Institute of Cardiology | POL | |
| 6 (4091) | University Hospital Centre Zagreb | HRV | |
| 7 (4131) | Children's Memorial Health Institute | POL | |
| 8 (4160) | University General Hospital | CZE | |
| 9 (4221) | University Hospital Hradec Kralove | CZE | |
| 10 (4253) | Clinical Center of Serbia | SRB | |
| 11 (4281) | Clinical Hospital Dubrava | HRV | |
| 12 (4320) | Motol University Hospital | CZE | |
| 13 (4330) | Sisters of Charity Hospital, Zagreb | HRV | |
| 14 (4346) | University Hospital Brno | CZE | |
| 15 (4385) | Military Medical Academy | SRB | |
| 16 (4450) | Charles University Hospital in Pilsen | CZE | |
| 17 (4477) | University Hospital in Olomouc | CZE | |
| 18 (4538) | Clinical Hospital Centre Rijeka | HRV | |
| 19 (4545) | St. Anne's University Hospital Brno | CZE | |
| 20 (4589) | Clinical Hospital Split | HRV | |
|
