S.D. MAYANSKAYA1, K.A. RAKOV1, A.F. USMANOVA1, A.A. GILMANOV2, A.YU. TEREGULOV2  1Kazan State Medical University, Kazan 2Republic Clinical Hospital, Kazan Contact details: Mayanskaya S.D. — MD, Professor of the Department of Hospital Therapy Address: 49 Butlerov St., 420012 Kazan, Russian Federation, tel.: +7-905-316-99-66, e-mail: Smayanskaya@mail.ru The difficulty of coronary artery disease (CAD) diagnosing in patients with atrial […]