1. Aarhus University Hospital; Department of Hepatology and Gastroenterology; Palle Juul-Jensens Boulevard 99 Aarhus 8200 N Denmark
2. Rigshospitalet, Copenhagen University Hospital; Centre for Physical Activity Research; Blegdamsvej 9 Copenhagen Denmark
3. Copenhagen University Hospital Hvidovre; Gastrounit, Medical Division; Kettegaards Alle 30 Hvidovre Denmark 2650