Affiliation: | 1. Digestive Oncology Unit, Department of Hepato-Gastroenterology, Rouen University Hospital, 1, rue de Germont, 76031 Rouen cedex, France;2. Department of Surgery, Rouen University Hospital, 1, rue de Germont, 76031 Rouen cedex, France;3. Department of Pathology, Rouen University Hospital, 1, rue de Germont, 76031 Rouen cedex, France;4. Department of Oncology, centre régional de lutte contre le cancer, Rouen cedex, France |