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

Alexander V. Gurov - Dr. Sci. (Med.), Senior Researcher, Sverzhevsky SRCIO; Professor of the Department of Otolaryngology named after Academician B.S. Preobrazhensky Institute of Surgery and the Department of Microbiology and Virology of the Institute of Preventive Medicine, Pirogov RNRMU.

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

A. G. Ermolaev
Pirogov Russian National Research Medical University
Russian Federation

Aleksandr G. Ermolaev - Cand. Sci. (Med.), Associate Professor of the Department of Biology named after Academician V.N. Yarygin, Faculty of Pediatrics.

1, Ostrovityanov St., Moscow, 117997

М. М. Magomedov
City Clinical Hospital No. 1 named after. N.I. Pirogov
Russian Federation

Murad M. Magomedov – Otorhinolaryngologist.

8, Leninsky Ave., Moscow, 117049

J. Z. Khalifaeva
Pirogov Russian National Research Medical University
Russian Federation

Jamilya Z. Khalifaeva - Postgraduate Student of the Department of Otolaryngology named after Academician B.S. Preobrazhensky Institute of Surgery.

1, Ostrovityanov St., Moscow, 117997