A. N. Surkov
Scientific Center of Children’s Health, Moscow
Russian Federation

MD, pediatrician of the medical rehabilitation department for children with digestive system’s diseases at the RAMS SCCH research institute of preventive pediatrics and medical rehabilitation

V. V. Chernikov
Scientific Center of Children’s Health, Moscow, Russian Federation
Russian Federation

A. A. Baranov
Scientific Center of Children’s Health, Moscow, Russian Federation First Sechenov Moscow State University, Russian Federation
Russian Federation

L. S. Namazova-Baranova
Scientific Center of Children’s Health, Moscow, Russian Federation First Sechenov Moscow State University, Russian Federation Pirogov Russian National Medical Research University, Moscow, Russian Federation
Russian Federation

A. S. Potapov
Scientific Center of Children’s Health, Moscow, Russian Federation
Russian Federation

I. V. Vinyarskaya
Scientific Center of Children’s Health, Moscow, Russian Federation
Russian Federation