G.I. NURULLINA1, T.N. KHALFINA1, G.M. ISLAMOVA2, A.S. SAGITOVA1, L.A. KRASNOVA1  1Kazan State Medical University, Kazan 2Republican Clinical Hospital of the MH of RT, Kazan  Contact details: Nurullina G.I. — PhD (medicine), Assistant Lecturer of the Department of Hospital Therapy Address: 49 Butlerov St., Kazan, Russian Federation, 420012, tel.: +7 (843) 290-18-20, e-mail: nurguzel@yandex.ru  The purpose — […]