E.S. KOSARENKO1, 2, T.V. ZUEVSKAYA1, M.D. ORLOV3, S.I. EREMEEV1, S.S. ROMANCHENKO2 1Khanty-Mansiysk State Medical Academy, Khanty-Mansiysk 2Khanty-Mansiysk Regional Clinical Hospital, Khanty-Mansiysk 3Tyumen State Medical University, Tyumen  Contact details: Kosarenko E.S. — Senior Lecturer of the Department of Hospital Therapy, gastroenterologist Address: 40 Mira St., Khanty-Mansiysk, Russian Federation, 628011, tel.: +7 (3467) 39-03-19, e-mail: kosarenko_es@mail.ru The purpose — […]