N.R. KHASANOV1, O.S. BELKOREY2 1Kazan State Medical University, 49 Butlerov St., Kazan, Russian Federation, 420012 2City polyclinic №218, 8 Shokalskiy St., Moscow, Russian Federation, 129642 Khasanov N.R. — D. Med. Sc., Professor of the Department of Propedeutics of Internal Diseases, tel. +7-987-290-60-21, e-mail: [email protected] Belkorey O.S. — cardiologist, tel. +7-916-044-36-68, e-mail: [email protected] The study was […]

V.A. BAYAZITOVA1, A.Z. SHARAFEEV1,2 ¹Kazan State Medical Academy, 36 Butlerov St., Kazan, Russian Federation, 420012 ²Republican Clinical Hospital № 2, 1a Chekhov St., Kazan, Russian Federation, 420043 Bayazitova V.A. — postgraduate student of the Department of Cardiology, X-Ray Endovascular and Cardiovascular Surgery, tel. +7-905-349-01503, e-mail: [email protected] Sharafeev A.Z. — D. Med. Sc., Head of the […]