1. Department of Microbiology, AZ Groeninge, Kortrijk, Belgium
2. Department of Laboratory Medicine, University Hospital Leuven and KU Leuven, Leuven, Belgium
3. Department of Gastroenterology, AZ Groeninge, Kortrijk, Belgium
4. Department of Gastroenterology, University Hospital Leuven, Leuven, Belgium
5. Department of Abdominal Surgery, AZ Groeninge, Kortrijk, Belgium
6. Department of Anaesthesiology and Intensive Care, AZ Groeninge, Kortrijk, Belgium
7. Department of Gastroenterology, Hospital Oost-Limburg (ZOL), Genk, Belgium