V.M. GAZIZYANOVA, O.V. BULASHOVA, E.V. KHAZOVA, N.R. KHASANOV, V.N. OSLOPOV Kazan State Medical University, Kazan   Contact details: Gazizyanova V.M. ― Assistant of the Department of the Propaedeutics of Internal Diseases Address: 49 Butlerov St., Kazan, Russian Federation, 420012, e-mail: [email protected]  Relevance. Multimorbidity is a characteristic feature of patients with chronic heart failure, contributes to the […]