1. Department of Gastroenterology and Hepatology, Catharina Hospital, Eindhoven, The Netherlands
2. Department of Medical Oncology, St. Antonius Hospital, Nieuwegein, The Netherlands
3. Department of Radiology, Treant Health Care Group, Hoogeveen, The Netherlands
4. Department of Radiology, St. Antonius Hospital, Nieuwegein, The Netherlands
5. Department of Gastroenterology and Hepatology, Erasmus MC – University Medical Center, Rotterdam, the Netherlands
6. Department of Gastroenterology and Hepatology, St. Antonius Hospital, Nieuwegein, The Netherlands
7. Department of Gastroenterology and Hepatology, University Medical Center Utrecht, Utrecht, The Netherlands
8. Department of Radiotherapy, University Medical Center Utrecht, Utrecht, The Netherlands