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

Vladimir V. Dvorianchikov - Dr. Sci. (Med.), Professor, Honored Physician of Russia, Director.

9, Bronnitskaya St., St Petersburg, 190013

S. A. Eremin
Saint Petersburg Research Institute of Ear, Throat, Nose and Speech
Russian Federation

Sergei A. Eremin - Cand. Sci. (Med.), Researcher, Research Department of Pathology of the External, Middle, and Inner Ear.

9, Bronnitskaya St., St Petersburg, 190013

S. I. Sitnikov
Saint Petersburg Research Institute of Ear, Throat, Nose and Speech
Russian Federation

Sergey I. Sitnikov - Postgraduate Student, Junior Researcher of the Research Department for Diagnostics and Rehabilitation of Hearing Impairments.

9, Bronnitskaya St., St Petersburg, 190013

G. A. Koshkina
Saint Petersburg Research Institute of Ear, Throat, Nose and Speech
Russian Federation

Galina A. Koshkina - Clinical Resident.

9, Bronnitskaya St., St Petersburg, 190013