S.A. KARPISHENKO, N.Yu. BELDOVSKAYA, S.V. BARANSKAYA, A.A. KARPOV Pavlov First Saint Petersburg State Medical University, 6-8 Leo Tolstoy Str., Saint Petersburg, Russian Federation, 197022 Karpishchenko S.A. — Doc. Med. Sc., Professor, Head of the ENT Department, tel. (812) 338-70-19, e-mail: [email protected] Beldovskaya N.Yu. — Cand. Med. Sc., Associate Professor of the Ophthalmology Department, tel. (812) […]