1. Unit of Internal Medicine and Hepatology, Department of Medicine, University of Padova, Padova, Italy
2. Department of Internal Medicine III, Division of Gastroenterology and Hepatology, Medical University of Vienna, Vienna, Austria
3. Vienna Hepatic Hemodynamic Lab, Department of Internal Medicine III, Division of Gastroenterology and Hepatology, Medical University of Vienna, Vienna, Austria
4. Christian-Doppler Laboratory for Portal Hypertension and Liver Fibrosis, Medical University of Vienna, Vienna, Austria