1. Pirogov Russian National Research Medical University, Russian Gerontological Research and Clinical Center
2. Central State Medical Academy of the Presidential Administration of the Russian Federation; State Budgetary Institution of Health “Hospital for War Veterans No. 2” of the Department of Health of Moscow
3. Pirogov Russian National Research Medical University, Russian Gerontological Research and
Clinical Center
4. Central State Medical Academy of the Presidential Administration of the Russian Federation