V. A. Sokolov
I.P. Pavlov Ryazan State Medical University.
Russian Federation

Sokolov V.A., PhD, MD (Medicine), Professor, Department of Ocular and ENT Diseases, I.P. Pavlov Ryazan State Medical University.

Ryazan.

V. G. Likhvantseva
The Institute of Advanced Training, Federal Medical-Biological Agency of Russia.
Russian Federation

Likhvantseva V.G., PhD, MD (Medicine), Professor, Department of Ophthalmology, The Institute of Advanced Training, Federal Medical-Biological Agency of Russia.

Moscow.

O. N. Levanova
I.P. Pavlov Ryazan State Medical University.
Russian Federation

Levanova O.N., Postgraduate Student, Department of Ocular and ENT Diseases, I.P. Pavlov Ryazan State Medical University.

Ryazan.

A. A. Nikiforov
I.P. Pavlov Ryazan State Medical University.
Russian Federation

Nikiforov A.A., PhD (Medicine), Associate Professor, Department of Pharmacology with a Course of Pharmacy, Postgraduate Faculty, I.P. Pavlov Ryazan State Medical University.

Ryazan.

V. A. Vygodin
State Research Center for Preventive Medicine.
Russian Federation

Vygodin V.A., Head, Department of Modern Statistical Analysis, State Research Center for Preventive Medicine.

Moscow.