T.A. KRYLOVA, M.A. ZAVALIY, A.G. BALABANTCEV Crimea State Medical University named after S.I. Georgievskiy, 5/7 Lenin Boulevard, Simferopol, Russian Federation, 295006 Krylova T.A. — Assistant Lecturer of the Department of Otolaryngology, tel. +7-978-741-89-58, e-mail: krilova.tata@gmail.com Zavaliy M.A. — D. Med. Sc., Professor of the Department of Otolaryngology, tel. +7-978-712-59-02, e-mail: mariannazavalii@ gmail.com Balabantsev A.G. — […]