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

Mikhail V. Komarov, Cand. Sci. (Med.), Researcher, Research Department of Pathology of the External, Middle and Inner Ear

9, Bronnitskaya St., St Petersburg, 190013

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

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

9, Bronnitskaya St., St Petersburg, 190013

I. A. Anikin
Saint Petersburg Research Institute of Ear, Throat, Nose and Speech
Russian Federation

Igor А. Anikin, Dr. Sci. (Med.), Professor, Head of the Research Department of Pathology of the Outer, Middle and Inner Ear

9, Bronnitskaya St., St Petersburg, 190013