S. S. Chibisova
Russian Medical Academy for Continuous Professional Education
Russian Federation

Svetlana S. Chibisova, Cand. Sci. (Med.), Assistant of the Audiology Department

2/1, Barrikadnaya St., Moscow, 123242

E. Alsharjabi
Peoples’ Friendship University of Russia
Russian Federation

Eatidal Alsharjabi, Applicant of  the Department of  Otorhinolaryngology of  the Medical Institute

6, Miklukho-Maklai St., Moscow, 117198

A. S. Zyuzin
Russian Medical Academy for Continuous Professional Education
Russian Federation

Andrey S. Zyuzin, Postgraduate Student of  the Audiology Department

2/1, Barrikadnaya St., Moscow, 123242

T. G. Markova
Russian Medical Academy for Continuous Professional Education
Russian Federation

Tatiana G. Markova, Dr. Sci. (Med.), Professor of the Audiology Department

2/1, Barrikadnaya St., Moscow, 123242

V. I. Popadyuk
Peoples’ Friendship University of Russia
Russian Federation

Valentin I. Popadyuk, Dr. Sci. (Med.), Professor, Dean of the Faculty of Postgraduate Education and Head of the Department of Otorhinolaryngology of the Medical Institute

6, Miklukho-Maklai St., Moscow, 117198

G. A. Tavartkiladze
Russian Medical Academy for Continuous Professional Education
Russian Federation

George A. Tavartkiladze, Dr. Sci. (Med.), Professor, Head of the Audiology Department

2/1, Barrikadnaya St., Moscow, 123242