E.V. VOLYANYUK, A.I. SAFINA City Children’s Hospital №1, 125a Dekabristov Str., Kazan, Russian Federation, 420034 Kazan State Medical Academy — Branch Campus of the RMACPE MOH Russia, 36 Butlerov Str., Kazan, Russian Federation, 420012 Volyanyuk E.V. ― Cand. Med. Sc., Head of the City Center for Catamnesis, Associate Professor of the Department of Pediatrics and […]