| 1 (441) | Ministry of Health of the Russian Federation | RUS |  |
| 2 (552) | Institute of Cardiology | POL | |
| 3 (791) | Russian Academy of Medical Sciences | RUS | |
| 4 (920) | Institute of Oncology Ljubljana | SVN | |
| 5 (938) | Ljubljana University Medical Centre | SVN | |
| 6 (1350) | University General Hospital | CZE | |
| 7 (1371) | Maria Sklodowska-Curie Memorial Institute of Oncology | POL | |
| 8 (1482) | St. Anne's University Hospital Brno * | CZE | |
| 9 (1540) | N.N. Blokhin Cancer Research Center of the Russian Academy of Medical Sciences | RUS | |
| 10 (1631) | Motol University Hospital | CZE | |
| 11 (1658) | National Academy of Medical Sciences of Ukraine | UKR | |
| 12 (1739) | Medical Radiological Scientific Centre of the Russian Academy of Medical Sciences | RUS | |
| 13 (1806) | Tomsk National Research Medical Center of the Russian Academy of Sciences | RUS | |
| 14 (1861) | Burdenko Neurosurgery Institute of the Russian Academy of Medical Sciences | RUS | |
| 15 (1870) | Russian Medical Academy of Continuous Professional Education | RUS | |
| 16 (1903) | Clinical Center of Serbia | SRB | |
| 17 (1959) | Federal Medical Biological Agency * | RUS | |
| 18 (2011) | Sisters of Charity Hospital, Zagreb | HRV | |
| 19 (2057) | Almazov National Medical Research Centre | RUS | |
| 20 (2073) | University Hospital Centre Zagreb | HRV | |
| 21 (2111) | Meshalkin National Medical Research Center | RUS | |
| 22 (2119) | Russian State Research Center Burnasyan Federal Medical Biophysical Center | RUS | |
| 23 (2120) | Research Institute of Complex Problems of Cardiovascular Disease Russian Academy of Medical Sciences | RUS | |
| 24 (2185) | B.V. Petrovsky Russian Research Centre of Surgery | RUS | |
| 25 (2221) | Bakoulev Center for Cardiovascular Surgery of the Russian Academy of Medical Sciences | RUS | |
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