Zeitschrift für Gastroenterologie, Table of Contents Z Gastroenterol 2019; 57(12): 1656-1660DOI: 10.1055/a-1062-2458 Mitteilungen der DGVS © Georg Thieme Verlag KG Stuttgart · New YorkDGVS Teaching Faculty 2019 Recommend Article Abstract Buy Article(opens in new window) Full Text