| 1 (3620) | Russian Academy of Medical Sciences | RUS |  |
| 2 (3668) | Maria Sklodowska-Curie Memorial Institute of Oncology | POL | |
| 3 (3900) | Nofer Institute of Occupational Medicine | POL | |
| 4 (3929) | Institute for Clinical and Experimental Medicine | CZE | |
| 5 (3937) | National Institute of Public Health, Czech Republic | CZE | |
| 6 (3981) | Charles University Hospital in Pilsen | CZE | |
| 7 (3998) | Institute of Cardiology | POL | |
| 8 (4034) | University Hospital Centre Zagreb | HRV | |
| 9 (4044) | Clinical Center of Serbia | SRB | |
| 10 (4094) | University Hospital Hradec Kralove | CZE | |
| 11 (4097) | University General Hospital | CZE | |
| 12 (4106) | Children's Memorial Health Institute | POL | |
| 13 (4107) | Motol University Hospital | CZE | |
| 14 (4132) | Clinical Hospital Split | HRV | |
| 15 (4135) | Sisters of Charity Hospital, Zagreb | HRV | |
| 16 (4168) | Military Medical Academy | SRB | |
| 17 (4183) | University Hospital Brno | CZE | |
| 18 (4185) | University Hospital in Olomouc | CZE | |
| 19 (4192) | Clinical Hospital Centre Rijeka | HRV | |
| 20 (4214) | St. Anne's University Hospital Brno | CZE | |
|
