| 1 (22) | Russian Academy of Sciences * | RUS |  |
| 2 (107) | Lomonosov Moscow State University | RUS |  |
| 3 (114) | Hungarian Academy of Sciences * | HUN | |
| 4 (184) | Semmelweis University | HUN | |
| 5 (214) | Charles University * | CZE | |
| 6 (325) | University of Pecs | HUN | |
| 7 (347) | Ministry of Health of the Russian Federation | RUS |  |
| 8 (459) | Russian Academy of Medical Sciences | RUS | |
| 9 (590) | University General Hospital | CZE | |
| 10 (621) | I.M. Sechenov First Moscow State Medical University | RUS | |
| 11 (698) | Jagiellonian University | POL | |
| 12 (720) | St. Anne's University Hospital Brno * | CZE | |
| 13 (761) | University of Zagreb | HRV | |
| 13 (761) | International Clinical Research Center | CZE | |
| 15 (853) | Medical University of Lodz | POL | |
| 16 (1059) | Pirogov Russian National Research Medical University | RUS | |
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