1. Division of Gastroenterology Icahn School of Medicine at Mount Sinai New York New York USA
2. Center for Molecular Prediction of Inflammatory Bowel Disease (PREDICT) Department of Clinical Medicine Aalborg University Copenhagen Denmark
3. Division of Gastroenterology Hospital Beatriz Ângelo Loures Portugal
4. Division of Gastroenterology Hospital da Luz Lisboa Portugal
5. Faculdade de Medicina Universidade de Lisboa Lisboa Portugal