D. A. Tulupov
Federal State Budgetary Educational Institution of Further Professional Education “Russian Medical Academy of Continuous Professional Education” of the Ministry of Healthcare of the Russian Federation
Russian Federation

Cand. of Sci. (Med.), Associate Professor, Chair for Pediatric Otorhinolaryngology

Bldg. 1, 2/1 Barrikadnaya St., Moscow, 125993, Russia

E. P. Karpova
Federal State Budgetary Educational Institution of Further Professional Education “Russian Medical Academy of Continuous Professional Education” of the Ministry of Healthcare of the Russian Federation
Russian Federation

Dr. of Sci. (Med.), Professor, Head of Chair for Paediatric Otorhinolaryngology

Bldg. 1, 2/1 Barrikadnaya St., Moscow, 125993, Russia

V. A. Grabovskaya
State Budgetary Healthcare Institution “Filatov Children’s City Clinical Hospital”
Russian Federation

otorhinolaryngologist, Head of the Department of Otorhinolaryngology

15, Sadovaya-Kudrinskaya St., Moscow, 123001, Russia

V. F. Dostiev
State Budgetary Healthcare Institution “Filatov Children’s City Clinical Hospital”
Russian Federation

otorhinolaryngologist, Department of Otorhinolaryngology

15, Sadovaya-Kudrinskaya St., Moscow, 123001, Russia