A.Yu. BaranovskIy, N.V. MARCHENKO, U.A. MITELGLIK, K.L. RAYKHELSON I.I. Mechnikov North-Western State Medical University, Kirochnaya St., 41, St. Petersburg, Russian Federation, 191015 Baranovskiy A.Yu. — D. Med. Sc., Professor, Head of the Department of Gastroenterology and Dietology, tel. +7-921-937-70-97, e-mail: [email protected] Marchenko N.V. — Assistant of the Department of Gastroenterology and Dietology, tel. +7-921-657-01-26, e-mail: [email protected] Mitelglik […]