| Affiliation: | 1. Division of Gastroenterology, Department of Medicine, University of California San Diego, La Jolla, CA, USA;2. Department of Medicine, University of Western Ontario, London, ON, Canada;3. Division of Gastroenterology and Hepatology, University of Calgary, Calgary, Alberta, Canada;4. Division of Gastroenterology, McMaster University, Hamilton, Ontario, Canada;5. Nancy University Hospital, Nancy, France;6. Division of Gastroenterology, University Hospitals Leuven, Leuven, Belgium;7. Department of Internal Medicine, Academic Medical Center, Amsterdam, The Netherlands |
