S. V. Nedogoda
Volgograd State Medical University
Russian Federation

Sergey V. Nedogoda, MD, PhD, DSc, Professor, Head, Department of Internal Diseases, Institute of Continuing Medical and Pharmaceutical Education

Volgograd

A. S. Salasyuk
Volgograd State Medical University
Russian Federation

Alla S. Salasyuk, MD,  PhD, DSc, Professor,  Department of Internal Diseases, Institute of Continuing Medical and Pharmaceutical Education

1 Tsiolkovsky street, Volgograd, 400001 

I. N. Barykina
Volgograd State Medical University
Russian Federation

Irina N. Barykina, MD, PhD, Associate Professor, Department of Internal Diseases, Institute of Continuing Medical and Pharmaceutical Education

Volgograd

V. O. Lutova
Volgograd State Medical University
Russian Federation

Victoria O. Lutova, MD, PhD, Associate Professor, Department of Internal Diseases, Institute of Continuing Medical and Pharmaceutical Education

Volgograd

E. A. Popova
Volgograd State Medical University
Russian Federation

Ekaterina A. Popova, MD, PhD, Senior Lecturer, Department of Internal Diseases, Institute of Continuing Medical and Pharmaceutical Education

Volgograd