E. E. Savel'eva
Bashkir State Medical University, Ufa
Russian Federation

assistant professor at the otolaryngology department with IPE course of the BSMU (State Budgetary Educational Institution of Higher Professional Education), senior research scientist at the Ufa branch of the Clinical Otolaryngology Research Center of the Federal Biomedical Agency of Russia

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

T. A. Polunina
Scientific Center of Children’s Health, Moscow, Russian Federation
Russian Federation

I. V. Naumova
Clinical Otolaryngology Research Center of the Federal Biomedical Agency of Russia, Moscow
Russian Federation

A. S. Samkova
Clinical Otolaryngology Research Center of the Federal Biomedical Agency of Russia, Moscow
Russian Federation