E. V. Boiko
Saint-Petersburg Branch of S. Fyodorov Eye Microsurgery Federal State Institution; North-Western State Medical University named after I.I. Mechnikov; S.M. Kirov Military Medical Academy 
Russian Federation

 Dr. Sc. (Med.), Professor, Director; Head of the Ophthalmology Department; Professor at the Ophthalmology Department

 Yaroslava Gasheka str. 21, Saint Petersburg 192283, Russian Federation 

 Piskarevsky ave. 47, Saint Petersburg 195067, Russian Federation 

 Akademika Lebedeva str. 6, Saint Petersburg 194044, Russian Federation 

I. V. Khizhnyak
Saint-Petersburg Branch of S. Fyodorov Eye Microsurgery Federal State Institution 
Russian Federation

 Ophthalmologist, Head of the Surgical Unit

 Yaroslava Gasheka str. 21, Saint Petersburg 192283, Russian Federation