1. Saint Petersburg State Pediatric Medical University
2. Department of Child Healthcare and Delivery Service
3. Research Institute of Pediatrics and Children’s Health in «Central Clinical Hospital of the Russian Academy of Sciences»
4. Research Institute of Pediatrics and Children’s Health in «Central Clinical Hospital of the Russian Academy of Sciences»; Pirogov Russian National Research Medical University
5. Pirogov Russian National Research Medical University
6. National Medical Research Center for Obstetrics, Gynecology and Perinatology Named After Academician V.I. Kulakov
7. Pediatric Research and Clinical Center for Infectious Diseases under the Federal Medical Biological Agency
8. Russian Medical Academy of Continuous Professional Education
9. Research Institute of Pediatrics and Children’s Health in «Central Clinical Hospital of the Russian Academy of Sciences»; Pirogov Russian National Research Medical University; Belgorod State National Research University
10. Pirogov Russian National Research Medical University; Moscow Regional Center for Maternal and Child Health
11. Research Institute of Pediatrics and Children’s Health in «Central Clinical Hospital of the Russian Academy of Sciences»; Sechenov First Moscow State Medical University
12. Pirogov Russian National Research Medical University; Morozov Children’s City Clinical Hospital