E.V. KHAZOVA, O.V. BULASHOVA, M.I. MALKOVA, V.N. OSLOPOV Kazan State Medical University, 49 Butlerov St., Kazan, Russian Federation 420012 Khazova E.V. — Cand. Med. Sc., Assistant Lecturer of the Department of Propedeutics of Internal Diseases, tel. +7-905-313-97-10, e-mail: hazova_elena@mail.ru Bulashova O.V. — D. Med. Sc., Professor of the Department of Propedeutics of Internal Diseases, tel. (843) 296-14-03, e-mail: […]