| 1 (1473) | International Clinical Research Center | CZE |  |  |
| 2 (1901) | Tartu University Hospital | EST | | |
| 3 (2021) | Institute of Hematology and Blood Transfusion | POL | | |
| 4 (2035) | Maria Sklodowska-Curie Memorial Institute of Oncology | POL | | |
| 5 (2064) | St. Anne's University Hospital Brno * | CZE | | |
| 6 (2489) | Masaryk Memorial Cancer Institute | CZE | | |
| 7 (2513) | University Hospital Brno | CZE | | |
| 7 (2513) | Polish Mothers Memorial Hospital Research Institute | POL | | |
| 9 (2526) | Motol University Hospital | CZE | | |
| 10 (2907) | Institute of Biomedical Chemistry of the Russian Academy of Medical Sciences | RUS | | |
| 11 (3137) | University Hospital Hradec Kralove | CZE | |  |
| 12 (3547) | University General Hospital | CZE | | |
| 13 (3731) | Institute of General Pathology and Physiopathology of the Russian Academy of Medical Sciences | RUS | | |
| 14 (3996) | N.N. Blokhin Cancer Research Center of the Russian Academy of Medical Sciences | RUS | | |
| 15 (4175) | Ljubljana University Medical Centre | SVN | | |
| 16 (4196) | Children's Memorial Health Institute | POL | | |
| 17 (4228) | Institute for Medical Research and Occupational Health | HRV | | |
| 18 (4237) | National Institute of Mental Health | CZE | | |
| 19 (4426) | Institute of Oncology Ljubljana | SVN | | |
| 20 (4506) | National Institute of Public Health, Czech Republic | CZE | | |
| 21 (4514) | Institute for Clinical and Experimental Medicine | CZE | | |
| 22 (4670) | Russian Academy of Medical Sciences | RUS | | |
| 23 (4738) | University Hospital Centre Zagreb | HRV | | |
| 24 (4742) | Research Centre for Medical Genetics | RUS | | |
| 25 (4829) | Institute of Epidemiology and Microbiology of the Russian Academy of Medical Sciences | RUS | | |
| 26 (4859) | University Hospital in Olomouc | CZE | | |
| 27 (5106) | I. Mechnikov Research Institute of Vaccines and Sera of the Russian Academy of Medical Sciences | RUS | | |
| 28 (5174) | Burdenko Neurosurgery Institute of the Russian Academy of Medical Sciences | RUS | | |
| 29 (5196) | Hematological Scientific Centre of the Russian Academy of Medical Sciences | RUS | | |
| 30 (5312) | Federal Medical Biological Agency * | RUS | | |
| 31 (5560) | Mental Health Research Centre of the Russian Academy of Medical Sciences | RUS | | |
| 32 (5674) | Meshalkin National Medical Research Center | RUS | | |
| 33 (5825) | University Hospital Vinohrady | CZE | |  |
| 34 (5834) | Institute of Experimental Medicine of the NorthWest Branch of the Russian Academy of Medical Sciences | RUS | | |
| 35 (5983) | Medical Radiological Scientific Centre of the Russian Academy of Medical Sciences | RUS | | |
| 36 (6223) | Clinical Hospital Dubrava | HRV | | |
| 37 (6265) | Institute of Cardiology | POL | | |
| 38 (6281) | Scientific Сentre for Family Health and Human Reproduction Problems | RUS | | |
| 39 (6387) | National Medical Research Center for Obstetrics, Gynecology and Perinatology | RUS | | |
| 40 (6468) | Research Institute of Human Morphology of the Russian Academy of Medical Sciences | RUS | | |
| 41 (6572) | Almazov National Medical Research Centre | RUS | | |
| 42 (6616) | Russian State Research Center Burnasyan Federal Medical Biophysical Center | RUS | | |
| 43 (6663) | Institute of Psychiatry and Neurology | POL | | |
| 44 (6899) | Ministry of Health of the Russian Federation | RUS | | |
| 45 (7052) | Clinical Center of Serbia | SRB | | |
| 46 (7119) | Research Center of Neurology | RUS | | |
| 47 (7127) | Military Medical Academy | SRB | | |
| 48 (7139) | Clinical Center of Vojvodina | SRB | | |
| 49 (7222) | John Paul II Hospital | POL | | |
| 50 (7288) | National Medical Research Center for Therapy and Preventive Medicine | RUS | | |
| 51 (7434) | Tomsk National Research Medical Center of the Russian Academy of Sciences | RUS | | |
| 52 (7470) | National Academy of Medical Sciences of Ukraine | UKR | | |
| 53 (7535) | National Medical Research Center of Cardiology | RUS | | |
| 54 (7572) | Clinical Hospital Centre Rijeka | HRV | | |
| 55 (7691) | Clinical Hospital Sveti Duh | HRV | | |
| 56 (7736) | Clinical Hospital Center Split | HRV | | |
| 57 (7766) | B.V. Petrovsky Russian Research Centre of Surgery | RUS | | |
| 58 (7784) | Sisters of Charity Hospital, Zagreb | HRV | | |
| 59 (7841) | Russian Medical Academy of Continuous Professional Education | RUS | | |
| 60 (7953) | Bakoulev Center for Cardiovascular Surgery of the Russian Academy of Medical Sciences | RUS | | |
| 61 (8302) | National Medical Research Center for Endocrinology | RUS | | |
| 61 (8302) | Research Institute of Complex Problems of Cardiovascular Disease Russian Academy of Medical Sciences | RUS | | |
| 61 (8302) | National Medical Research Center of Surgery named after A Vishnevsky | RUS | | |
| 64 (8387) | Federal Scientific Center for Medical and Preventive Health Risk Management Technologies | RUS | | |
| 65 (8670) | VA Nasonova Scientific Research Institute of Rheumatology of the Russian Academy of Medical Sciences | RUS | | |
| 66 (8769) | Semashko National Research Institute of Public Health | RUS | | |
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