Katsinelos Panagiotis, Gkagkalis Stergios, Fasoulas Kostas, Chatzimavroudis Grigoris, Zavos Christos, Kountouras Jannis
Department of Endoscopy and Motility Unit, G. Gennimatas General Hospital (Panagiotis Katsinelos, Stergios Gkagkalis, Kostas Fasoulas, Grigoris Chatzimavroudis.
2 Department of Internal Medicine, School of Medicine, Aristotle University of Thessaloniki, Ippokration Hospital (Christos Zavos, Jannis Kountouras), Thessaloniki, Greece.
Ann Gastroenterol. 2013;26(1):93.