D.M. KRASILNIKOV1,2, D.M. MIRGASIMOVA1, A.V. ABDULYANOV1, R.R. SHIGABUTDINOV2, A.V. ZAKHAROVA1 1Kazan State Medical University, 49 Butlerov Str., Kazan, Russian Federation, 420012 2Republican Clinical Hospital of the MH of the RT, 138 Orenburgskiy Trakt, Kazan, Russian Federation, 420064  Krasilnikov D.M. ― D. Med. Sc., Professor, Head of the Department of Surgical Diseases №1, Head of Surgical […]

R.R. SHIGABUTDINOV², A.V. ZAKHAROVA¹,², D.M. MIRGASIMOVA¹,², S.G. GLEBASHEVA², D.Zh. VASILIEV² ¹Kazan State Medical University, 49 Butlerov St., Kazan, Russian Federation, 420012 ²Republican Clinical Hospital of the MH of RT, 138 Orenburgskiy Tract, Kazan, Russian Federation, 420064 Shigabutdinov R.R. — head of the department of endoscopy, tel. +7-917-267-31-56, e-mail: [email protected] Zakharova A.V. — Cand. Med. Sc., […]