1 Eso-Gastric Surgery Unit, Department of Digestive Surgery, Magellan Center, Bordeaux University Hospital, 33600 Pessac, France.
2 Faculty of Medicine, Bordeaux Ségalen University, 33076 Bordeaux, France.
3 U1312 BRIC-BoRdeaux Institute in Oncology Inserm/Team 4 "Helicobacter-Associated Digestive Cancers, Cancer Stem Cells and Therapeutic Strategies", 33076 Bordeaux, France.