A.V. PIKUZA1, L.F. RASHITOV2 1Kazan State Medical University, 49 Butlerov Str., Kazan, Russian Federation, 420012 2Kazan (Volga) Federal University, 74 Karl Marx Str., Kazan, Russian Federation, 420012  Pikuza A.V. — Cand. Med. Sc., Associate Professor of the Department of Surgical Diseases No. 1, tel. 236-06-52, e-mail: [email protected] Rashitov L.F. — Cand. Med. Sc., Associate Professor, […]

S.I. Malyavskaya¹, G.N. Kostrova¹, E.V. Golysheva², A.V. Strelkova¹, A.V. Lebedev¹, V.a. Ternovskaya¹, T.V. Pyatlina², A.L. Turabova², M.I Nikitina², E.a. Bulyina¹ ¹Northern State Medical University, Arkhangelsk ²Arkhangelsk Regional Children’s Clinical Hospital named after P. G. Vyzhletsov  For correspondence:  Malyavskaya S.V. — D. Med. Sc., Professor, Head of the Department of Pediatrics of Northern State Medical University, […]