1. Division of Gastrointestinal Surgical Oncology, Department of Surgery, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania
2. Wolff Center at University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania
3. AHN Cancer Institute, Allegheny Health Network, Pittsburgh, Pennsylvania
4. Department of Pathology, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania
5. Department of Radiation Oncology, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania
6. LaBahn Pancreatic Cancer Program, Department of Surgery, Medical College of Wisconsin, Milwaukee