1. Department of Gastroenterology, University Hospitals Leuven, Herestraat 49, 3000 Leuven, Belgium
2. Department of Pharmaceutical and Pharmacological Sciences, KU Leuven, Leuven, Belgium
3. Pfizer Innovative Health, Pfizer S.r.l, Rome, Italy
4. Market Access Solutions, Envision Pharma Group Ltd, London, UK
5. Pfizer Innovative Health, Pfizer Inc, Collegeville, PA, USA