1. Department of Gastroenterology and Hepatology; Radboud University Nijmegen Medical Center; Nijmegen The Netherlands
2. Division of Nephrology and Hypertension, Department of Internal Medicine; Mayo Clinic; Rochester Minnesota
3. Division of Gastroenterology and Hepatology; Mayo Clinic; Rochester Minnesota
4. Quality of Life Group, Department of Health Sciences Research; Mayo Clinic; Rochester Minnesota
5. Radboud Institute for Health Sciences; Radboud University Nijmegen Medical Center; Nijmegen The Netherlands