1. Department of Gastroenterology and Hepatology, University Hospitals Leuven, Leuven, Belgium
2. Department of Gastroenterology, Amsterdam University Medical Centers, Amsterdam, The Netherlands
3. Department of Gastroenterology, AZ Delta, Roeselare, Belgium
4. Humanitas Clinical and Research Center – IRCCS, and Department of Biomedical Sciences, Humanitas University, Milan, Italy
5. Center for Advanced IBD Research and Treatment, Kitasato University Kitasato Institute Hospital, Tokyo, Japan
6. Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, MN, USA
7. Takeda, Cambridge, MA, USA
8. Takeda, Zurich, Switzerland
9. Division of Gastroenterology, University of California San Diego, La Jolla, CA, USA