| 1 (3775) | Russian Academy of Medical Sciences | RUS |  |
| 2 (3824) | Institute for Medical Research and Occupational Health | HRV | |
| 3 (3926) | Maria Sklodowska-Curie Memorial Institute of Oncology | POL | |
| 4 (4136) | National Institute of Public Health, Czech Republic | CZE | |
| 5 (4163) | Institute of Cardiology | POL | |
| 6 (4185) | University Hospital Centre Zagreb | HRV | |
| 7 (4190) | Institute for Clinical and Experimental Medicine | CZE | |
| 8 (4208) | Charles University Hospital in Pilsen | CZE | |
| 9 (4236) | Clinical Center of Serbia | SRB | |
| 10 (4277) | University General Hospital | CZE | |
| 11 (4290) | Children's Memorial Health Institute | POL | |
| 12 (4293) | University Hospital Hradec Kralove | CZE | |
| 13 (4310) | Motol University Hospital | CZE | |
| 14 (4329) | Sisters of Charity Hospital, Zagreb | HRV | |
| 15 (4373) | Clinical Hospital Split | HRV | |
| 16 (4385) | Clinical Hospital Dubrava | HRV | |
| 17 (4389) | Military Medical Academy | SRB | |
| 18 (4392) | University Hospital Brno | CZE | |
| 19 (4399) | University Hospital in Olomouc | CZE | |
| 20 (4415) | St. Anne's University Hospital Brno | CZE | |
| 21 (4424) | Clinical Hospital Centre Rijeka | HRV | |
| 21 (4424) | University Hospital Vinohrady | CZE | |
|
