E.Yu. EREMINA Mordovia State University named after N.P. Ogarev, 68 Bolshevistskaya St., Saransk, Russian Federation, 430005  Eremina E.Yu. – D. Med. Sc., Professor, Head of the Chair of Internal Diseases Propedeutics, Chief Gastroenterologist of the Ministry of Health Care of Mordovia Republic, tel. (8342) 47-68-85, e-mail: eeu61@mail.ru The article is devoted to the up-to-date data of […]