1. Departments of Gastroenterology and Hepatology; Erasmus MC University Medical Center; Rotterdam The Netherlands
2. Departments of Radiology; Erasmus MC University Medical Center; Rotterdam The Netherlands
3. Department of Gastroenterology and Hepatology, and Meander MC, Amersfoort, The Netherlands
4. Sint Lucas Andreas Hospital; Amsterdam The Netherlands
5. LUMC; Leiden the Netherlands
6. HagaHospital; Den Haag The Netherlands
7. Departments of Internal Medicine; Erasmus MC University Medical Center; Rotterdam The Netherlands