| 1 (1306) | Masaryk Memorial Cancer Institute | CZE |  |
| 2 (1372) | Tartu University Hospital | EST | |
| 3 (1624) | Maria Sklodowska-Curie Memorial Institute of Oncology | POL | |
| 4 (1904) | Russian Academy of Medical Sciences | RUS | |
| 5 (2183) | Institute of General Pathology and Physiopathology of the Russian Academy of Medical Sciences | RUS | |
| 6 (2612) | International Clinical Research Center | CZE | |
| 7 (2631) | N.N. Blokhin Cancer Research Center of the Russian Academy of Medical Sciences | RUS | |
| 8 (2636) | University Hospital Brno | CZE | |
| 9 (2893) | National Institute of Mental Health | CZE | |
| 10 (2914) | Children's Memorial Health Institute | POL | |
| 11 (3017) | Clinical Center University of Sarajevo | BIH | |
| 12 (3198) | St. Anne's University Hospital Brno * | CZE | |
| 13 (3220) | VA Nasonova Scientific Research Institute of Rheumatology of the Russian Academy of Medical Sciences | RUS | |
| 14 (3252) | Medical Radiological Scientific Centre of the Russian Academy of Medical Sciences | RUS | |
| 15 (3317) | Ljubljana University Medical Centre | SVN | |
| 16 (3400) | University General Hospital | CZE | |
| 17 (3423) | Institute of Psychiatry and Neurology | POL | |
| 18 (3602) | University Hospital Vinohrady | CZE | |
| 19 (3606) | Motol University Hospital | CZE | |
| 20 (3673) | Endocrinological Scientific Centre of the Russian Academy of Medical Sciences | RUS | |
| 21 (3684) | Institute for Clinical and Experimental Medicine | CZE | |
| 22 (3805) | Institute of Oncology Ljubljana | SVN | |
| 23 (3846) | Institute of Epidemiology and Microbiology of the Russian Academy of Medical Sciences | RUS | |
| 24 (3940) | Military Medical Academy | SRB | |
| 25 (4025) | University Hospital Hradec Kralove | CZE | |
| 26 (4155) | University Hospital in Olomouc | CZE | |
| 27 (4220) | John Paul II Hospital | POL | |
| 28 (4408) | Institute of Cardiology | POL | |
| 29 (4637) | Clinical Center of Serbia | SRB | |
| 30 (4798) | University Hospital Centre Zagreb | HRV | |
| 31 (4931) | Research Institute of Complex Problems of Cardiovascular Disease Russian Academy of Medical Sciences | RUS | |
| 32 (4965) | National Academy of Medical Sciences of Ukraine | UKR | |
| 32 (4965) | Polish Mothers Memorial Hospital Research Institute | POL | |
| 34 (5048) | Institute of Experimental Medicine of the NorthWest Branch of the Russian Academy of Medical Sciences | RUS | |
| 35 (5094) | Burdenko Neurosurgery Institute of the Russian Academy of Medical Sciences | RUS | |
| 36 (5100) | Research Centre for Medical Genetics | RUS | |
| 37 (5511) | Sisters of Charity Hospital, Zagreb | HRV | |
| 38 (5739) | Clinical Hospital Dubrava | HRV | |
| 39 (5776) | Hematological Scientific Centre of the Russian Academy of Medical Sciences | RUS | |
| 40 (6001) | Tomsk National Research Medical Center of the Russian Academy of Sciences | RUS | |
| 41 (6152) | Institute of Biomedical Chemistry of the Russian Academy of Medical Sciences | RUS | |
| 42 (6250) | Clinical Hospital Centre Rijeka | HRV | |
| 43 (6324) | Clinical Hospital Center Split | HRV | |
| 44 (6648) | Mental Health Research Centre of the Russian Academy of Medical Sciences | RUS | |
| 45 (6849) | Research Center of Neurology | RUS | |
| 46 (7033) | Almazov National Medical Research Centre | RUS | |
| 47 (7329) | Charles University Hospital in Pilsen | CZE | |
| 48 (7395) | Scientific Centre of Obstetrics, Gynaecology and Perinatology of the Russian Academy of Medical Sciences | RUS | |
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