1. Catholic University of LeuvenKU LeuvenTranslational Research Center for Gastrointestinal Disorders (TARGID)LeuvenBelgium
2. Department of Digestive DiseasesCampus Bio-Medico UniversityRomeItaly
3. Digestive PhysiologyHospices Civils de Lyonand Lyon I University; and LabTAUInserm U1032LyonFrance
4. Gastroenterology departmentHôpital HautLévêqueCHU de BordeauxUniversité de BordeauxBordeauxFrance
5. Centro de Investigación Biomédica en Red deEnfermedades Hepáticas y Digestivas, (Ciberehd)Instituto de Salud Carlos IIIBarcelonaSpain