Affiliation: | 1. Division of Gastroenterology and Hepatology, Department of Internal Medicine III, Medical University of Vienna, Vienna, Austria;2. Vienna Hepatic Hemodynamic Laboratory, Division of Gastroenterology and Hepatology, Department of Internal Medicine III, Medical University of Vienna, Vienna, Austria;3. Section 4. for Medical Statistics, Medical University of Vienna, Vienna, Austria;5. Deparment of Chemistry, University of Vienna, Vienna, Austria |