1. Pavlov University
2. Irkutsk Regional Cancer Center
3. Leningrad Regional Clinical Hospital
4. Municipal clinical hospital № 31
5. National Medical Research Center of Oncology named after N.N. Petrov
6. North-Western State Medical University named after I. I. Mechnikov
7. Saratov State Medical University
8. V. A. Baranov Republican Hospital
9. City Hospital № 15