S. A. Karpishchenko
Federal State Budgetary Educational Institution of Higher Education «Pavlov First Saint Petersburg State Medical University» of the Ministry of Healthcare of Russian Federation
Russian Federation

Karpishchenko Sergey Anatolyevich – Dr. of Sci. (Med.), Professor, Head of Chair of Otorhinolaryngology

197022, St. Petersburg, Lva Tolstogo St., 6-8 

O. E. Vereshchagina
Federal State Budgetary Educational Institution of Higher Education «Pavlov First Saint Petersburg State Medical University» of the Ministry of Healthcare of Russian Federation
Russian Federation

Vereshchagina Olga Yevgenyevna – Cand. of Sci. (Med.), Head of Otorhinolaryngology Clinic

197022, St. Petersburg, Lva Tolstogo St., 6-8 

E. О. Teplova
Federal State Budgetary Educational Institution of Higher Education «Pavlov First Saint Petersburg State Medical University» of the Ministry of Healthcare of Russian Federation St. Petersburg State Budgetary Healthcare Institution «Children’s Polyclinic No. 30»
Russian Federation

Teplova Elizaveta Olegovna – an intramural postgraduate student of Chair of Otorhinolaryngology, Federal State Budgetary Educational Institution of Higher Education «Pavlov First Saint Petersburg State Medical University» of the Ministry of Healthcare of Russian Federation; an otolaryngologist at the St. Petersburg State Budgetary Healthcare Institution «Children’s Polyclinic No. 30»

197022, St. Petersburg, Lva Tolstogo St., 6-8,  197375, St. Petersburg, Verbnaya St., 16