J. Yu. Kurmaeva
The Penza regional Clinical Сenter of Specialized Types of Medical Care; Penza State University
Russian Federation

Jamilya Yu. Kurmaeva, candidate of medical sciences

440052, Penza, Kuibysheva st., 33a

440026, Penza, Lermontova st., 3 

A. V. Afonin
The Penza regional Clinical Сenter of Specialized Types of Medical Care
Russian Federation

Alexandr V. Afonin

440052, Penza, Kuibysheva st., 33a

S. B. Rybalkin
The Penza regional Clinical Сenter of Specialized Types of Medical Care; Penza State University
Russian Federation

Sergey B. Rybalkin, candidate of medical sciences

440052, Penza, Kuibysheva st., 33a

440026, Penza, Lermontova st., 3 

V. L. Melnikov
Penza State University
Russian Federation

Victor L. Melnikov, doctor of medical sciences

440026, Penza, Lermontova st., 3 

M. V. Nikolskaya
Penza State University
Russian Federation

Marina V. Nikolskaya, candidate of medical sciences

440026, Penza, Lermontova st., 3