1. Department of Surgery, David Geffen School of Medicine at the University of California, Los Angeles
2. Division of Endocrinology, Department of Medicine, David Geffen School of Medicine at the University of California, Los Angeles
3. Department of Surgery, University of California, San Francisco
4. Department of Surgery, David Geffen School of Medicine at the University of California, Los Angeles4UCLA Center for Pancreatic Diseases, University of California, Los Angeles
5. Department of Surgery, David Geffen School of Medicine at the University of California, Los Angeles2Division of Endocrinology, Department of Medicine, David Geffen School of Medicine at the University of California, Los Angeles4UCLA Center for Pancreatic