| 1 (534) | Masaryk Memorial Cancer Institute | CZE |  |
| 2 (1260) | Russian Academy of Medical Sciences | RUS | |
| 3 (1748) | Children's Memorial Health Institute | POL | |
| 4 (2228) | University Hospital Centre Zagreb | HRV | |
| 5 (2309) | Maria Sklodowska-Curie Memorial Institute of Oncology | POL | |
| 6 (2419) | Institute for Clinical and Experimental Medicine | CZE | |
| 6 (2419) | University Hospital Brno | CZE | |
| 8 (2815) | National Institute of Public Health, Poland | POL | |
| 9 (3024) | Nofer Institute of Occupational Medicine | POL | |
| 10 (3077) | National Institute of Public Health, Czech Republic | CZE | |
| 11 (3204) | Clinical Hospital Dubrava | HRV | |
| 12 (3370) | Clinical Center of Serbia | SRB | |
| 13 (3396) | Military Medical Academy | SRB | |
| 14 (3435) | University General Hospital | CZE | |
| 15 (3459) | Institute of Cardiology | POL | |
| 16 (3506) | University Hospital in Olomouc | CZE | |
| 17 (3565) | St. Anne's University Hospital Brno | CZE | |
| 18 (3964) | Clinical Center of Vojvodina | SRB | |
| 18 (3964) | Clinical Hospital Centre Rijeka | HRV | |
| 18 (3964) | Clinical Hospital Split | HRV | |
| 18 (3964) | Motol University Hospital | CZE | |
| 18 (3964) | University Hospital Hradec Kralove | CZE | |
|
