V. A. Sergeeva
Saratov State Medical University named after V.I. Razumovsky
Russian Federation

Victoria A. Sergeeva, Cand. Sci. (Med.), Associate Professor of the Department of Therapy with Courses of Cardiology, Functional Diagnostics and Geriatrics

112, Bolshaya Kazachya St., Saratov, 410012

I. V. Chelysheva
Clinical Hospital “RZD-Medicine” of the City of Saratov
Russian Federation

Irina V. Chelysheva, Pulmonologist, Therapist of the Department of Therapy

7a, 1st Stantsionny Proezd, Saratov, 410004

M. A. Kutina
Clinical Hospital “RZD-Medicine” of the City of Saratov
Russian Federation

Marina A. Kutina, Head of the Department of Therapy

7a, 1st Stantsionny Proezd, Saratov, 410004

F. I. Dzhamaludinova
Saratov State Medical University named after V.I. Razumovsky
Russian Federation

Fatima I. Dzhamaludinova, Clinical Resident in the Specialty “Therapy” of the Department of Therapy with Courses of Cardiology, Functional Diagnostics and Geriatrics

112, Bolshaya Kazachya St., Saratov, 410012

E. V. Lipchanskaya
Saratov State Medical University named after V.I. Razumovsky
Russian Federation

Elizaveta V. Lipchanskaya, Clinical Resident in the Specialty “Therapy” of the Department of Therapy with Courses of Cardiology, Functional Diagnostics and Geriatrics

112, Bolshaya Kazachya St., Saratov, 410012