A.I. FAZUL’ZYANOVA1, S.V. TKACHEVA1, A.S. SAGITOVA1, O.A. RAKHMANOVA2  1Kazan State Medical University, Kazan 2Republican Clinical Infectious Diseases Hospital named after Professor A.F. Agafonov, Kazan  Contact details: Fazulzyanova A.I, Ph. D. (medicine), Associate Professor of the epartment of Infectious Diseases Address: 49 Butlerov St., Russian Federation, Kazan, 420012, tel.: +7-917-877-34-67, e-mail: [email protected] The purpose — to study […]