V. M. Svistushkin
Federal State Autonomous Educational Institution of Higher Education First Moscow State Medical University named after I.M. Sechenov of the Ministry of Health of the Russian Federation (Sechenov University)
Russian Federation

Dr. of Sci. (Med.), Professor, Head of Chair of Ear, Nose & Throat Diseases, Federal State Auto nomous Educational Institution of Higher Education «Sechenov First Moscow State Medical University» (Sechenov University) of the Ministry of Heath of the Russian Federation (Sechenov University)

G. N. Nikiforova
Federal State Autonomous Educational Institution of Higher Education First Moscow State Medical University named after I.M. Sechenov of the Ministry of Health of the Russian Federation (Sechenov University)
Russian Federation

Dr. of Sci. (Med.), Professor of Chair of Ear, Nose & Throat Diseases, Federal State Autonomous Educational Institution of Higher Education «Sechenov First Moscow State Medical University» of the Ministry of Heath of the Russian Federation (Sechenov University)

V. F. Gergiev
Federal State Autonomous Educational Institution of Higher Education First Moscow State Medical University named after I.M. Sechenov of the Ministry of Health of the Russian Federation (Sechenov University)
Russian Federation

Assistant Professor of Chair of Ear, Nose & Throat Diseases, Federal State Autonomous Educational Institution of Higher Education «Sechenov First Moscow State Medical University» of the Ministry of Heath of the Russian Federation (Sechenov University)

S. V. Morozova
Federal State Autonomous Educational Institution of Higher Education First Moscow State Medical University named after I.M. Sechenov of the Ministry of Health of the Russian Federation (Sechenov University)
Russian Federation

Dr. of Sci. (Med.), Professor of Chair of Ear, Nose & Throat Diseases, Federal State Autonomous Educational Institution of Higher Education «Sechenov First Moscow State Medical University» of the Ministry of Heath of the Russian Federation (Sechenov University)

A. V. Zolotova
Federal State Autonomous Educational Institution of Higher Education First Moscow State Medical University named after I.M. Sechenov of the Ministry of Health of the Russian Federation (Sechenov University)
Russian Federation

Cand. of Sci. (Med.), Assistant Professor of Chair of Ear, Nose & Throat Diseases, Federal State Autonomous Educational Institution of Higher Education «Sechenov First Moscow State Medical University» of the Ministry of Heath of the Russian Federation (Sechenov University)