K. M. Diab
Scientific and Clinical Center of Otorhinolaryngology; Pirogov Russian National Research Medical University
Russian Federation

Khassan M. Diab, Dr. of Sci. (Med.), Deputy Director of International Relations, Federal State Budgetary Institution “Scientific and Clinical Center of Otorhinolaryngology of the Federal Medico-Biological Agency of the Russian Federation”; Professor of Otorhinolaryngology Department of Further Postgraduate Education, Federal State Autonomous Educational Institution of Higher Education “Pirogov Russian National Research Medical University” of the Ministry of Health of the Russian Federation

30, Bldg. 2, Volokolamskoe Shosse, Moscow, 123182, 

1, Ostrovityanov St., Moscow, 117997

O. S. Panina
Scientific and Clinical Center of Otorhinolaryngology
Russian Federation

Olga S. Panina, researcher of Clinical Research Department of Diseases of the Ear and Skull Base

30, Bldg. 2, Volokolamskoe Shosse, Moscow, 123182

O. A. Pashchinina
Scientific and Clinical Center of Otorhinolaryngology
Russian Federation

Olga A. Pashchinina, Cand. of Sci. (Med.), branch manager of Clinical Research Department of Diseases of the Ear and Skull Base

30, Bldg. 2, Volokolamskoe Shosse, Moscow, 123182