L.R. MUKHAMEDZHANOVA1,2, Zh.I. KUZMINA3, Yu.A. TYURIN3,4, R.G. KUZNETSOVA5 1Chuvash State University named after I.N. Ulyanov, 15 Moskovskiy Prospekt, Cheboksary, Russian Federation, 428015 2«Exclusive-Dent» Training Center, 42 Kosmonavtov St., Kazan, Russian Federation, 420061 3Kazan State Medical University, 49 Butlerov St., Kazan, Russian Federation, 420012 4Kazan Research Institute of Epidemiology and Microbiology, 67 Bolshaya Krasnaya St., Kazan, Russian Federation, 420015 5Republican Clinical Hospital of […]