V. M. Svistushkin
Sechenov First Moscow State Medical University (Sechenov University)
Russian Federation

Valery M.Svistushkin, Dr. Sci. (Med.), Professor, Head of the Department of Ear, Nose and Throat Diseases, Institute of Clinical Medicine named after N.V. Sklifosovsky

8, Bldg. 2, Trubetskaya St., Moscow, 119991

E. V. Sinkov
Sechenov First Moscow State Medical University (Sechenov University)
Russian Federation

Eduard V. Sinkov, Cand. Sci. (Med.), Associate of the Department of Ear, Nose and Throat Diseases, Institute of Clinical Medicine named after N.V. Sklifosovsky

8, Bldg. 2, Trubetskaya St., Moscow, 119991

I. V. Stozhkova
Sechenov First Moscow State Medical University (Sechenov University)
Russian Federation

Irina V. Stozhkova, Postgraduate Student of the Department of Ear, Nose and Throat Diseases, Institute of Clinical Medicine named after N.V. Sklifosovsky

8, Bldg. 2, Trubetskaya St., Moscow, 119991