T. I. Garashchenko
National Medical Research Center for Otorhinolaryngology of the Federal Medico-Biological Agency of Russia; Pirogov Russian National Research Medical University
Russian Federation

Tatiana I. Garashchenko - Dr. Sci. (Med.), Professor, Scientific Secretary, National Medical Research Center for Otorhinolaryngology of the Federal Medico-Biological Agency of Russia; Professor of the Department of Otorhinolaryngology, Faculty of Continuing Professional Education, Pirogov Russian NRMU.

30, Bldg. 2, Volokolamskoe Shosse, Moscow, 123182; 1, Ostrovityanov St., Moscow, 117997

L. I. Ilenko
Pirogov Russian National Research Medical University
Russian Federation

Lidia I. Ilenko - Dr. Sci. (Med.), Professor, Head of the Department of Hospital Pediatrics No. 2, Institute of Motherhood and Childhood.

1, Ostrovityanov St., Moscow, 117997

A. P. Yastremsky
Tyumen State Medical University
Russian Federation

Andrey P. Yastremsky - Dr. Sci. (Med.), Professor, Head of the Department of Otorhinolaryngology.

54, Odesskaya St., Tyumen, 625023

N. E. Payganova
Pirogov Russian National Research Medical University
Russian Federation

Natella E. Payganova - Cand. Sci. (Med.), Head of the Educational Laboratory, Department of Hospital Pediatrics No. 2, Institute of Motherhood and Childhood.

1, Ostrovityanov St., Moscow, 117997