1. Department of Surgical OncologyCentre Léon Bérard Lyon France
2. Department of Digestive and Hepatobiliary SurgeryUniversity Hospital of Clermont‐Ferrand Clermont‐Ferrand France
3. Francophone Group for Enhanced Recovery After Surgery Beaumont France
4. Department of Digestive and Oncological SurgeryUniversity Hospital of Lyon Lyon France
5. University of Lyon Lyon France
6. Department of Surgical OncologyInstitut Paoli Calmette Marseille France
7. Inserm, U1032 LabTauUniversity of Lyon Lyon France