D. F. Belov
Saint-Petersburg Multifield Hospital no. 2; Saint Petersburg State University
Russian Federation

Belov Dmitrii F., PhD, chief of Ophthalmological Department no. 1 

Uchebniy lane, 5, Saint-Petersburg, 194354;
University emb., 7/9, Saint-Petersburg, 199034

T. Yu. Kulikaeva
Saint-Petersburg Multifield Hospital no. 2
Russian Federation

Kulikaeva Tatiana Yu., ophthalmologist of Ophthalmological Department no. 1 

Uchebniy lane, 5, Saint-Petersburg, 194354

V. P. Nikolaenko
Saint-Petersburg Multifield Hospital no. 2; Saint Petersburg State University
Russian Federation

Nikolaenko Vadim P., MD, рrofessor the of Otolaryngology and Ophthalmology Department, deputy chief physician of Ophthalmology

Uchebniy lane, 5, Saint-Petersburg, 194354;
University emb., 7/9, Saint-Petersburg, 199034