M.K. BEKHTEREVA, I.V. RAZDYAKONOVA, S.G. SEMENOVA Scientific-Research Institute for Children’s Infections of the Federal Medical-Biologic Agency, 9 Prof. Popov Str., Saint Petersburg, Russian Federation, 197022 Bekhtereva M.K. ― Cand. Med. Sc., Head of the Department of Infectious Diseases in Children, tel. (812) 346-21-92 Razdyakonova I.V. ― Cand. Med. Sc., Head of the Department of Enteric […]