| 1 (3353) | Maria Sklodowska-Curie Memorial Institute of Oncology | POL |  |
| 2 (3414) | Russian Academy of Medical Sciences | RUS | |
| 3 (3698) | Nofer Institute of Occupational Medicine | POL | |
| 4 (3729) | National Institute of Public Health, Czech Republic | CZE | |
| 5 (3768) | Institute for Clinical and Experimental Medicine | CZE | |
| 6 (3773) | Charles University Hospital in Pilsen | CZE | |
| 7 (3830) | Clinical Center of Serbia | SRB | |
| 8 (3848) | University Hospital Centre Zagreb | HRV | |
| 9 (3887) | Motol University Hospital | CZE | |
| 10 (3893) | Children's Memorial Health Institute | POL | |
| 11 (3912) | Clinical Hospital Split | HRV | |
| 12 (3937) | Sisters of Charity Hospital, Zagreb | HRV | |
| 13 (3940) | Institute of Cardiology | POL | |
| 14 (3947) | University Hospital Hradec Kralove | CZE | |
| 15 (3952) | Clinical Hospital Centre Rijeka | HRV | |
| 16 (3954) | University Hospital Brno | CZE | |
| 17 (3958) | University General Hospital | CZE | |
| 18 (3960) | Military Medical Academy | SRB | |
| 19 (3987) | St. Anne's University Hospital Brno | CZE | |
| 20 (3988) | University Hospital in Olomouc | CZE | |
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