1. Gastroenterology and Endoscopy DepartmentCochin Teaching HospitalAssistance Publique Hopitaux de Paris (APHP)ParisFrance
2. INSERM U1016 – Institut CochinParis-Descartes UniversityParisFrance
3. Pathology DepartmentCochin Teaching HospitalAssistance Publique Hopitaux de Paris (APHP)ParisFrance