1. Pirogov Russian National Research Medical University; Dmitry Rogachev National Research Center of Pediatric Hematology, Oncology and Immunology; Center of the Strategic Planning
2. Pirogov Russian National Research Medical University
3. Dmitry Rogachev National Research Center of Pediatric Hematology, Oncology and Immunology; Central Research Institute of Epidemiology of the Federal Service for Surveillance on Customer Rights Protection and Human Wellbeing