1. Gastrointestinal Oncology Department, Hôpital Européen Georges Pompidou, AP‐HP Université de Paris Paris France
2. Medical Oncology Bergonié Institute Bordeaux France
3. Medical Oncology Department Curie Institute Paris France
4. Department of Cancer Medicine Gustave Roussy Cancer Institute Villejuif France
5. Medical Oncology, Henri Mondor Hospital, Assistance Publique des Hôpitaux de Paris Paris Est Creteil University, INSERM Creteil France
6. Hepatology and Gastro‐enterology Department University Hospital Center of Poitiers Poitiers France
7. Digestive Oncology Department Pitié‐Salpêtrière University Hospital, Assistance Publique des Hôpitaux de Paris Paris France
8. Medical Oncology Department, Curie Institute Versailles Saint‐Quentin, Paris Saclay University Paris France
9. Oncology Department Hospital of La Rochelle La Rochelle France
10. Department of Oncology University Hospital Center of Besançon Besançon France
11. Hepato‐gastroenterology and Digestive Oncology Unit University Hospital Center of Grenoble Grenoble France
12. Oncology Department University Hospital Center of Limoges Limoges France
13. Oncology Department University Hospital Center of Brest Brest France
14. Gastroenterology and Digestive Oncology Department University Hospital Center of Angers Angers France
15. Digestive Oncology Department University Hospital Center of Toulouse Toulouse France
16. Medical Oncology Department Institut de Cancérologie de Lorraine Nancy France
17. Medical Oncology Department Diaconesses‐Croix St. Simon Hospital Paris France
18. Medical Oncology Department Institut de Cancérologie de l'Ouest Angers France
19. Gastroenterology and Digestive Oncology Department Saint‐Antoine Hospital, APHP Paris France
20. Department of Medical Oncology, Lille University Hospital University of Lille, CNRS UMR9020, Inserm UMR‐S 1277‐Canther‐Cancer Heterogeneity, Plasticity and Resistance to Therapies Lille France
21. Gastroenterology and Digestive Oncology Department Cochin Hospital, APHP Paris France
22. Oncology Department University Hospital Center of Reims Reims France
23. Gastroenterology and Digestive Oncology Department Bichat Hospital Paris France
24. Department of Hepato‐Gastroenterology and Digestive Oncology, Tours University Hospital and INSERM U1069 Nutrition, Croissance et Cancer University of Tours Tours France
25. Normandy Centre for Genomic and Personalized Medicine and Department of Hepatogastroenterology Normandie University, UNIROUEN, Inserm U1245, IRON Group, Rouen University Hospital Rouen France
26. Gastroenterology and Digestive Oncology Department Meaux Hospital Meaux France
27. Gastroenterology and Digestive Oncology Department University Hospital Center of Amiens Amiens France
28. Oncology Department University Hospital Center of Martinique Fort de France France
29. Medical Oncology Department Clinic of Stains Stains France
30. Oncology Department Leon Berard Institute Lyon France
31. Medical Oncology Department Antoine Lacassagne Center Nice France
32. Digestive and Medical Oncology Department University Paris‐Saclay, Hospital Paul Brousse AP‐HP Villejuif France
33. Gastroenterology Department Polyclinique Bordeaux Nord Aquitaine Bordeaux France
34. Digestive Oncology Department University Hospital Center of Nantes Nantes France
35. Gastroenterology and Digestive Oncology Department Boulogne‐Sur‐Mer Hospital Boulogne‐Sur‐Mer France