1 Divison of Gastroenterology and Hepatology, Medical University of Graz, Graz, Austria; Center for Biomarker Research in Medicine (CBmed), Graz, Austria.
2 Divison of Gastroenterology and Hepatology, Medical University of Graz, Graz, Austria.
3 Department of Internal Medicine, State Hospital Graz II, Graz, Austria.
4 Divison of Gastroenterology and Hepatology, Medical University of Graz, Graz, Austria. Electronic address: vanessa.stadlbauer@medunigraz.at.