E.A. STEPANOVA, O.I. LEBEDEV, A.S. FEDORENKO Omsk State Medical University of the Ministry of Health of the Russian Federation, 12 Lenina Str., Omsk, Russian Federation, 644099 Stepanova E.A. — Cand. Med. Sc., Assistant of the Department of Ophthalmology, e-mail: [email protected] Lebedev O.I. — D. Med. Sc., Professor of the Department of Ophthalmology, e-mail: [email protected] Fedorenko […]