L.Z. SAFINA Kazan State Medical Academy – Branch Campus of  RMACPE MH Russia, Kazan  Contact details: Safina L.Z. – Ph. D. (medicine), Associate Professor of the Department of Pediatrics and Neonatology Address: 36 Butlerov St., Kazan, Russian Federation, 420012, tel.: +7-909-309-07-53, e-mail: lz-safina@yandex.ru  The purpose of the review is to draw attention to the need […]