1. Pirogov Russian National Research Medical University
2. Pirogov Russian National Research Medical University; Research Institute of Pediatrics and Children’s Health in Petrovsky National Research Centre of Surgery; Belgorod National Research University
3. Pirogov Russian National Research Medical University; Research Institute of Pediatrics and Children’s Health in Petrovsky National Research Centre of Surgery
4. Pirogov Russian National Research Medical University; Research Institute of Pediatrics and Children’s Health in Petrovsky National Research Centre of Surgery; “Alpha Health Center” Clinic
5. “Alpha Health Center” Clinic
6. Pirogov Russian National Research Medical University; Research Institute of Pediatrics and Children’s Health in Petrovsky National Research Centre of Surgery; Morozov Children’s City Hospital
7. Pirogov Russian National Research Medical University; Research Institute of Pediatrics and Children’s Health in Petrovsky National Research Centre of Surgery; Children’s City Outpatient’s Clinic № 133 of Moscow City Health Department