1. Surgical Services; North Texas Dallas Veterans Affairs Medical Center and University of Texas Southwestern Medical Center; Dallas Texas
2. Pathology Services; North Texas Dallas Veterans Affairs Medical Center and University of Texas Southwestern Medical Center; Dallas Texas
3. Division of Gastrointestinal and General Surgery and the Digestive Health Center, Department of Surgery; Oregon Health & Science University Medical Center; Portland Oregon
4. Hematology Oncology; North Texas Dallas Veterans Affairs Medical Center and University of Texas Southwestern Medical Center; Dallas Texas
5. Department of Surgery; Ohio State University Medical Center; Columbus Ohio