A. V. Fendrikova
Kuban State Medical University
Russian Federation

Alexandra V. Fendrikova — Cand. Sci. (Med.), Assoc. Prof., Chair of Hospital Therapy

Mitrofana Sedina str., 4, Krasnodar, 350063

V. V. Skibitskiy
Kuban State Medical University

Vitaliy V. Skibitskiy — Dr. Sci. (Med.), Prof., Head of the Chair of Hospital Therapy

Mitrofana Sedina str., 4, Krasnodar, 350063

E. S. Garkusha
Kuban State Medical University

Ekaterina S. Garkusha — Cand. Sci. (Med.), Research Assistant, Chair of Hospital Therapy

Mitrofana Sedina str., 4, Krasnodar, 350063

A. I. Chesnikova
Rostov State Medical University

Anna I. Chesnikova — Dr. Sci. (Med.), Prof., Chair of Internal Medicine No. 1

Nakhichevanskiy per., 29, Rostov-on-Don, 344022

M. Е. Statsenko
Volgograd State Medical University

Mikhail E. Statsenko — Dr. Sci. (Med.), Prof., Head of the Chair of Internal Medicine, Faculty of 

Pavshikh Bortsov sq., 1, Volgograd, 400131