A. A. Filin
L.I. Sverzhevsky Research Clinical Institute of Otorhinolaryngology, Moscow Healthcare Department
Russian Federation

Aleksandr Aleksandrovich Filin

18A, Zagorodnoe Highway, Build. 2, Moscow 117152

M. V. Tardov
L.I. Sverzhevsky Research Clinical Institute of Otorhinolaryngology, Moscow Healthcare Department
Russian Federation

18A, Zagorodnoe Highway, Build. 2, Moscow 117152

N. L. Kunelskaya
L.I. Sverzhevsky Research Clinical Institute of Otorhinolaryngology, Moscow Healthcare Department; N.I. Pirogov Russian Research Medical University, Ministry of Health of Russia
Russian Federation

Acad. B.S. Preobrazhensky Department of Otorhinolaryngology, Faculty of General Medicine

18A, Zagorodnoe Highway, Build. 2, Moscow 117152, 

1, Ostrovityanov St., Moscow 117997, Russia

P. N. Vlasov
A.I. Evdokimov Moscow State University of Medicine and Dentistry, Ministry of Health of Russia
Russian Federation

Department of Nervous System Diseases

20, Delegatskaya St., Build. 1, Moscow 127473