D.S. SARKSYAN¹, O.V. MALININ¹, M.V. DUDAREV¹, L.I. KHALITOVA¹, V.G. IVANOV¹, G.M. IVANOVA¹—², N.I. BULATOVA²  1Izhevsk State Medical Academy, 281 Communarov St., Izhevsk, Russian Federation, 426000 22nd Republican Clinical Hospital 230 Svobody St., Izhevsk, Russian Federation, 426000 Sarksyan D.S. — Cand. Med. Sc., Associate Professor of the Department of Infectious Diseases and Epidemiology, tel. +7-904-310-64-14, e-mail: bizi1973@gmail.com1 Malinin O.V. — Cand. […]