E.M. POKROVSKAYA1, 2, S.V. KHALIULLINA3, V.N. KRASNOZHEN1, 2, E.F. MANNANOVA1, 2  1Kazan State Medical Academy — Branch Campus of the FSBEI FPE RMACPE MOH Russia, Kazan 2Kazan (Volga) Federal University, Kazan 3Kazan State Medical University, Kazan  Contact details: Pokrovskaya Elena Mikhailovna – MD, otolaryngologist, Professor of the Department of Surgery, Obstetrics and Gynecology Address: 36 Butlerov Str., 420012 Kazan, tel.: +7917-263-90-96, e-mail: […]

G.Z. GALEEVA1,2, A.N. SAMOYLOV2 V.A. ANOKHIN2,  A.Yu. RASCHESKOV1, A.Yu. MEFODJEVA2 1Сhildren’s Clinical Hospital of the Ministry of Health of the Republic of Tatarstan, 140 Orenburgskiy tract, Kazan, Russian Federation, 420138 2 Kazan State Medical University, 49 Butlerov Str., Kazan, Russian Federation, 420012 Contact details: Galeeva G.Z. — Cand. Med. Sc, Assistant of the Department of […]