| 1 (664) | Maria Sklodowska-Curie Memorial Institute of Oncology | POL | |
| 2 (1148) | Polish Mothers Memorial Hospital Research Institute | POL | |
| 3 (1566) | University Hospital Hradec Kralove | CZE | |
| 4 (2496) | University General Hospital | CZE | |
| 5 (2740) | Institute of General Pathology and Physiopathology of the Russian Academy of Medical Sciences | RUS | |
| 6 (2801) | St. Anne's University Hospital Brno * | CZE | |
| 7 (2925) | International Clinical Research Center | CZE | |
| 8 (3262) | Research Institute of Human Morphology of the Russian Academy of Medical Sciences | RUS | |
| 9 (3369) | Federal Medical Biological Agency * | RUS | |
| 10 (3554) | Institute of Biomedical Chemistry of the Russian Academy of Medical Sciences | RUS | |
| 11 (3558) | Russian Academy of Medical Sciences | RUS | |
| 12 (3634) | Institute for Clinical and Experimental Medicine | CZE | |
| 13 (3659) | N.N. Blokhin Cancer Research Center of the Russian Academy of Medical Sciences | RUS | |
| 14 (3671) | Institute for Medical Research and Occupational Health | HRV | |
| 15 (3712) | Ljubljana University Medical Centre | SVN | |
| 16 (3943) | Hematological Scientific Centre of the Russian Academy of Medical Sciences | RUS | |
| 17 (4442) | Ministry of Health of the Russian Federation | RUS | |
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