1. Gastroenterology DepartmentPoitiers University Hospital and University of Poitiers Poitiers France
2. Department of Gastroenterology and Digestive Oncology, Européen Georges Pompidou Hospital and Sorbonne Paris CitéParis Descartes University Paris France
3. Medical Oncology DepartmentLéon Bérard Center Lyon France
4. Digestive Oncology Unit, Department of Hepatogastroenterology, Rouen University Hospital, IRON group and INSERM U1245University of Normandy Rouen France
5. Department of Hepato‐Gastroenterology and Digestive Oncology, Tours University Hospital and EA 7501 GICCUniversity of Tours Tours France
6. Gastroenterology Department, Saint Louis Hospital, AP‐HPUniversité de Paris Paris France
7. Gastroenterology DepartmentAvicenne Hospital Bobigny France
8. Oncology DepartmentAvicenne Hospital Bobigny France
9. Jean Mermoz Hospital Lyon France
10. Gastroenterology DepartmentAmiens University Hospital Amiens France
11. Gastroenterology DepartmentCochin University Hospital Paris France
12. Oncology DepartmentLa Rochelle Hospital La Rochelle France
13. Gastroenterology and Digestive Oncology DepartmentMeaux Hospital Meaux France
14. Gastroenterology and digestive Oncology DepartmentNantes University Hospital Nantes France
15. Gastroenterology DepartmentPolyclinique Nord Aquitaine Bordeaux France
16. Gastroenterology DepartmentBichat Hospital Paris France
17. Medical Oncology DepartmentPoitiers University Hospital Poitiers France
18. Methodology and Quality of Life Oncology Unit (INSERM UMR1098)University Hospital Besançon France
19. Sorbonne University and Medical Oncology DepartmentSaint Antoine Hospital Paris France