T.V. MIKHAILOVA1, S.V. MALTSEV1, T.V. PUDOVIK2 1Kazan State Medical Academy – Branch Campus of RMACPE MH Russia, Kazan 2Children’s Municipal Hospital № 2, Kazan Contact details: Mikhailova T.V. – Ph. D. (medicine), Associate Professor of the Department of Pediatrics and Neonatology Address: 36 Butlerov St., Kazan, Russian Federation, 420012, tel.: +7-917-860-04-47, e-mail: tatiana.mih@mail.ru The work […]