| 1 (824) | Burdenko Neurosurgery Institute of the Russian Academy of Medical Sciences | RUS |  |
| 2 (906) | Masaryk Memorial Cancer Institute | CZE | |
| 3 (914) | Tartu University Hospital | EST | |
| 4 (1006) | Institute of Oncology Ljubljana | SVN | |
| 5 (1067) | Maria Sklodowska-Curie Memorial Institute of Oncology | POL | |
| 6 (1121) | N.N. Blokhin Cancer Research Center of the Russian Academy of Medical Sciences | RUS | |
| 7 (1877) | International Clinical Research Center | CZE | |
| 8 (1881) | Russian Academy of Medical Sciences * | RUS | |
| 9 (1925) | University Hospital Brno | CZE | |
| 10 (2153) | Institute of Psychiatry and Neurology | POL | |
| 11 (2360) | St. Anne's University Hospital Brno * | CZE | |
| 12 (2379) | Children's Memorial Health Institute | POL | |
| 13 (2410) | Institute for Clinical and Experimental Medicine | CZE | |
| 14 (2565) | University Hospital Hradec Kralove | CZE | |
| 15 (2698) | Institute of Biomedical Chemistry of the Russian Academy of Medical Sciences | RUS | |
| 16 (2900) | University General Hospital | CZE | |
| 17 (2956) | John Paul II Hospital | POL | |
| 18 (2982) | Motol University Hospital | CZE | |
| 19 (3044) | Academy of Medical Sciences of Ukraine | UKR | |
| 20 (3364) | Ljubljana University Medical Centre | SVN | |
| 21 (3481) | Charles University Hospital in Pilsen | CZE | |
| 22 (3560) | Institute of Cardiology | POL | |
| 23 (3643) | Military Medical Academy | SRB | |
| 24 (3962) | Polish Mothers Memorial Hospital Research Institute | POL | |
| 25 (4622) | University Goce Delcev | MKD | |
| 26 (4635) | University Hospital Vinohrady | CZE | |
| 27 (4953) | Clinical Center of Serbia | SRB | |
| 28 (4967) | University Hospital Centre Zagreb | HRV | |
| 29 (4971) | University Hospital in Olomouc | CZE | |
| 30 (5823) | Clinical Hospital Centre Rijeka | HRV | |
| 31 (6044) | Endocrinological Scientific Centre of the Russian Academy of Medical Sciences | RUS | |
| 31 (6044) | Scientific Centre of Obstetrics, Gynaecology and Perinatology of the Russian Academy of Medical Sciences | RUS | |
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