S. A. Karpishchenko
Saint-Petersburg Research Institute of Ear, Throat, Nose and Speech; First Pavlov State Medical University
Russian Federation

Sergey A. Karpishchenko, Dr. of Sci. (Med.), Professor, Acting Director, Federal State Budget Institution «Saint-Petersburg Research Institute of Ear, Throat, Nose and Speech» of the Ministry of Health of the Russian Federation; Head of Chair for Otorhinolaryngology, Federal State Budgetary Educational Institution of Higher Education «Pavlov First Saint Petersburg State Medical University» of the Ministry of Health of the Russian Federation

9 Bronnitskaya St., Saint Petersburg, 190013,

6–8 Lva Tolstogo St., Saint Petersburg, 197022

S. V. Baranskaya
First Pavlov State Medical University
Russian Federation

Svetlana V. Baranskaya, Otorhynolaryngologist, Chair for Otorhinolaryngology, Junior Researcher, Otorhinolaryngology Department, Pavlov First Saint Petersburg State Medical University, Teaching Assistant of Chair for General Medical Practice (Family Medicine)

6–8 Lva Tolstogo St., Saint Petersburg, 197022