N.I. BEYLINA, A.O. POZDNYAK KSMA – Branch Campus of the FSBEI FPE RMACPE MOH Russia, 36 Butlerov Str., Kazan, Russian Federation, 420012 Beylina N.I. — PhD (medicine), Associate Professor of the Department of Therapy, Geriatrics and Family Medicine, e-mail: nataliabeylina@mail.ru, ORCID ID 0000-0001-9755-8681 Pozdnyak A.O. — D. Sc. (medicine), Head of the Department of Therapy, […]