E.V. BOLTOVA, L.K. PAL’GOVA, N.V. SEMENOV, K.L. RAIKHELSON, A.Yu. BARANOVSKIY North-Western State Medical University named after I.I. Mechnikov, 41 Kirochnaya str., 191015 Saint Petersburg, Russian Federation Boltova E.V. — Senior Laboratory Assistant of the Department of Gastroenterology and Dietology, tel. +7-911-016-82-26, e-mail: kaboi@rambler.ru Pal’govа L.K. — D. Med. Sc., Professor of the Department of Gastroenterology […]