A.R. SADYKOVA, V.N. OSLOPOV, S.A. PILIPCHUK, D.M. SHAYDULLINA  Kazan State Medical University of the Ministry of Health of the Russian Federation, Kazan  Contact: Sadykova A.R. ― PhD (medicine), Associate Professor of the Department of Propedeutics of Internal Diseases named after S.S. Zimnitskiy Address: 49 Butlerov Str., 420012 Kazan, Russian Federation, tel. +7-960-032-55-49, e-mail: aidasad@mail.ru   It […]