1. Pathology Department Beaujon University HospitalAP‐HP Clichy France
2. Pathology Department Theodor Bilharz Research Institute Giza Egypt
3. INSERM U1149 Beaujon University Hospital ClichyFrance
4. Department of HPB and Pancreatic Surgery Beaujon University Hospital ClichyFrance
5. Oncology Department Beaujon University Hospital Clichy France