V. S. Isachenko
Saint Petersburg Research Institute of Ear, Throat, Nose and Speech
Russian Federation

Vadim S. Isachenko - Dr. Sci. (Med.), Associate Professor, Deputy Chief Physician for Surgery, Saint Petersburg Research Institute of Ear, Throat, Nose and Speech.

9, Bronnitskaya St., St Petersburg, 190013

N. N. Khamgushkeeva
Saint Petersburg Research Institute of Ear, Throat, Nose and Speech
Russian Federation

Nataliia N. Khamgushkeeva - Cand. Sci. (Med.), Senior Researcher, Department of Pathology of the Оuter, Middle and Inner Еar, Saint Petersburg Research Institute of Ear, Throat, Nose and Speech.

9, Bronnitskaya St., St Petersburg, 190013

M. L. Blinova
Saint Petersburg Research Institute of Ear, Throat, Nose and Speech
Russian Federation

Marina L. Blinova - Junior Researcher, Department of Pathology of the Оuter, Middle and Inner Еar, Saint Petersburg Research Institute of Ear, Throat, Nose and Speech.

9, Bronnitskaya St., St Petersburg, 190013

D. A. Tsydypova
Saint Petersburg Research Institute of Ear, Throat, Nose and Speech
Russian Federation

Dolgorma A. Tsydypova - Postgraduate Student, Saint Petersburg Research Institute of Ear, Throat, Nose and Speech.

9, Bronnitskaya St., St Petersburg, 190013

K. I. Sotnikova
Saint Petersburg Research Institute of Ear, Throat, Nose and Speech
Russian Federation

Kseniya I. Sotnikova - Resident, Saint Petersburg Research Institute of Ear, Throat, Nose and Speech.

9, Bronnitskaya St., St Petersburg, 190013

V. V. Dvoryanchikov
Saint Petersburg Research Institute of Ear, Throat, Nose and Speech
Russian Federation

Vladimir V. Dvoryanchikov - Dr. Sci. (Med.), Professor, Honored Doctor of Russia, Director, Saint Petersburg Research Institute of Ear, Throat, Nose and Speech.

9, Bronnitskaya St., St Petersburg, 190013