Kountouras Jannis, Zavos Christos, Polyzos Stergios A, Katsinelos Panagiotis, Deretzi Georgia
Department of Medicine, Second Medical Clinic, Aristotle University of Thessaloniki, Ippokration Hospital, Thessaloniki, Greece.
Eur J Gastroenterol Hepatol. 2015 Feb;27(2):183. doi: 10.1097/MEG.0000000000000248.