1. Privolzhsky District Medical Center, Federal Medical and Biological Agency of Russia; National Research Lobachevsky State University of Nizhny Novgorod; City Clinical Hospital No. 39
2. N.N. Blokhin National Medical Research Center of Oncology, Ministry of Health of Russia
3. Sverdlovsk Regional Oncological Dispensary
4. City Clinical Hospital No. 39
5. Federal Siberian Scientific and Clinical Center, Federal Medical and Biological Agency of Russia; Federal Siberian Research and Clinical Center, Clinical Hospital No. 51; Prof. V.F. Voyno-Yasenetskiy Krasnoyarsk State Medical University, Ministry of Health of Russia