M.V. GUROVA1, V.P. NOVIKOVA2, T.A. ROMANOVA1 1Belgorod National Research University, 85 Pobedy St., Belgorod, Russian Federation, 308015 2North-West Federal Medical Research Centre, 2 Akkuratov St., Saint Petersburg, Russian Federation, 194156 Gurova M.M. — D. Med. Sc., Professor of the Department of Pediatrics with the course of children’s surgical diseases, tel. (4722) 55-07-06, e-mail: [email protected] Novikova […]