A. V. Gurov
Pirogov Russian National Research Medical University; Sverzhevsky Scientific Research Clinical Institute of Otorhinolaryngology
Russian Federation

Alexander V. Gurov - Dr. Sci. (Med.), Professor of the Department of Otorhinolaryngology named after Academician B.S. Preobrazhensky Institute of Surgery, Pirogov Russian National Research Medical University; Senior Researcher, Sverzhevsky Scientific Research Clinical Institute of Otorhinolaryngology.

1, Ostrovityanov St., Moscow, 117997; 18a, Bldg. 2, Zagorodnoe Shosse, Moscow, 117152

A. V. Muzhichkova
Pirogov Russian National Research Medical University; Sverzhevsky Scientific Research Clinical Institute of Otorhinolaryngology
Russian Federation

Anna V. Muzhichkova - Cand. Sci. (Med.), Аssistant of the Department of Otorhinolaryngology named after Academician B.S. Preobrazhensky Institute of Surgery, Pirogov Russian National Research Medical University; Associate Professor of the Educational Department, Sverzhevsky Scientific Research Clinical Institute of Otorhinolaryngology.

1, Ostrovityanov St., Moscow, 117997; 18a, Bldg. 2, Zagorodnoe Shosse, Moscow, 117152

M. A. Yushkina
Pirogov Russian National Research Medical University; Sverzhevsky Scientific Research Clinical Institute of Otorhinolaryngology
Russian Federation

Marina A. Yushkina - Cand. Sci. (Med.), Аssistant of the Department of Otorhinolaryngology named after Academician B.S. Preobrazhensky Institute of Surgery, Pirogov Russian National Research Medical University; Associate Professor of the Educational Department, Sverzhevsky Scientific Research Clinical Institute of Otorhinolaryngology.

1, Ostrovityanov St., Moscow, 117997; 18a, Bldg. 2, Zagorodnoe Shosse, Moscow, 117152