A.V. DUBOVAYA1, N.A. USENKO1, S.A. YULDASHEVA2, N.V. BURYAK1  1M. Gorky Donetsk State Medical University, Donetsk 2V.K. Gusak Institute of Emergency and Reconstructive Surgery, Donetsk  Contact details: Dubovaya A.V. — MD, Professor, Head of the Department of Pediatrics No. 3 Address: 16 prospekt Ilyicha, 283003 Donetsk, Russian Federation, tel.: +7-949-398-97-85, e-mail: dubovaya_anna@mail.ru Studying approaches to the […]