1. Department of Gastroenterology and Hepatology, Research Institute for Medical Innovation, Radboud University Medical Center, 6500 HB Nijmegen, The Netherlands
2. Center for Molecular and Biomolecular Informatics, Research Institute for Medical Innovation, 6500 HB Nijmegen, The Netherlands
3. Department of Gastroenterology and Hepatology, Ghent University Hospital, 9000 Ghent, Belgium
4. Department of Pathology, Ghent University Hospital, 9000 Ghent, Belgium