E.V. MOZHANOV1,2, O.Yu. KARPUKHIN1,2, A.F. SHAKUROV1, R.R. ZARIPOV2 1Kazan State Medical University, 49 Butlerov Str., Kazan, Russian Federation, 420012 2Republican Clinical Hospital of the Ministry of Health of the Republic of Tatarstan, 138 Orenburgskiy trakt, Kazan, Russian Federation, 420068 Mozhanov E.V. — Cand. Med. Sc., Associate professor of the Department of Surgical Diseases No.1, tel. (843) […]