1. Department of Radiology, Beaujon Hospital, Clichy, France
2. Department of Surgery, Beaujon Hospital, Clichy, France
3. Paris 7-Rene Diderot University, Université de Paris, Paris, France
4. Department of Pathology, Beaujon Hospital, Clichy, France
5. Department of Radiology, Cochin Hospital, Paris, France
6. Department of Pancreatology, Beaujon Hospital, Clichy, France