M.N. KANKASOVA, O.G. MOKHOVA, O.S. POZDEYEVA Izhevsk State Medical Academy, 281 Kommunarov Str., 426034 Izhevsk, Russian Federation Kankasova M.N. — Cand. Med. Sc., Associate Professor of the Department of Children’s Infections, tel. +7-912-756-92-57, e-mail: kankasva@rambler.ru Mokhova O.G. — Cand. Med. Sc., Associate Professor of the Department of Children’s Infections, tel. +7-912-446-44-04, e-mail: verolgen@mail.ru Pozdeyeva O.S. […]