S. A. Karpishchenko
Pavlov First Saint Petersburg State Medical University
Russian Federation

Sergey A. Karpishchenko - Dr. Sci. (Med.), Professor, Head of the Department of Otorhinolaryngology with Clinic.

6-8, Lev Tolstoy St., St Petersburg, 197022

O. M. Kolesnikova
Pavlov First Saint Petersburg State Medical University
Russian Federation

Olga M. Kolesnikova - Cand. Sci. (Med.), Associate Professor of the Department of Otorhinolaryngology with Clinic.

6-8, Lev Tolstoy St., St Petersburg, 197022

S. A. Alekseenko
St Petersburg Children’s Municipal Multi-specialty Clinical Center of High Medical Technology named after K.A. Rauhfus
Russian Federation

Svetlana Alekseenko - Dr. Sci. (Med.), Associate Professor, Head of the Otorhinolaryngology Department.

8, Ligovsky Ave., St Petersburg, 191036