A.D. CHUPROV, A.E. VORONINA, E.A. PETROSYAN Orenburg branch of S. Fyodorov Eye Microsurgery Federal State Institution, 17 Salmyshskaya Str., Orenburg, Russian Federation, 460047   Chuprov A.D. ― D. Sc. (medicine), Professor, Director, tel. (3532) 36-44-59, e-mail: ofmntkmg@esoo.ru Voronina A.E. ― PhD (medicine), Head of Research and Academic Department, tel. (3532) 65-06-82, e-mail: nauka@ofmntk.ru Petrosyan E.A. ― […]