A.I. ABDRAKHMANOVA1, N.A. TSIBULKIN2, L.A. GALIMZYANOVA3, Yu.V. OSLOPOVA1 1Kazan (Volga region) Federal University, Kazan 2Kazan State Medical Academy, Kazan 3Interregional Clinical-Diagnostic Center, Kazan     Contact: Abdrakhmanova A.I. ¾ PhD (medicine), Associate Professor of the Department of Fundamentals of Clinical Medicine Address: 74 Karl Marx Str., Kazan, Russian Federation, 420012, tel. (843) 236-06-77, e-mail: alsuchaa@mail.ru  Objective. […]