E.A. SAMORODNOVA, O.I. PIKUZA Kazan State Medical University, 49 Butlerov St., Kazan, Russian Federation, 420012 Samorodnova E.A. — Cand. Med. Sc., Associate Professor of the Department of Children’s Diseases Propaedeutic and Faculty Pediatrics with a course in Children’s Diseases of Therapy Faculty, tel. (843) 236-71-72, e-mail: [email protected] Pikuza O.I. — D. Med. Sc., Professor of […]