1. S. Fyodorov Eye Microsurgery Federal State Institution, Ministry of Health of the Russia
2. N. N. Burdenko National Scientific and Practical Center for Neurosurgery, Ministry of Health of the Russia
3. N. N. Blokhin National Medical Research Center of Oncology, Ministry of Health of Russia
4. N. I. Pirogov Russian National Research Medical University, Ministry of Health of Russia