Swiss Medical Weekly 2017. Supplementum 225: Annual Meeting Swiss Society of Gastroenterology, Swiss Society of Visceral Surgery, Swiss Association for the Study of the Liver and Swiss Society of Endoscopy Nurses and Associates. Swiss Medical Weekly. 147, 3738 (Sep. 2017), w20427. DOI:https://doi.org/10.4414/smw.2017.20427.