1. Center for Surgical, Medical Acute Care Research and Transitions (C-SMART), Birmingham Veterans Administration Hospital, Birmingham, Alabama2Section of Gastrointestinal Surgery, Department of Surgery, University of Alabama at Birmingham
2. Center for Surgical, Medical Acute Care Research and Transitions (C-SMART), Birmingham Veterans Administration Hospital, Birmingham, Alabama2Section of Gastrointestinal Surgery, Department of Surgery, University of Alabama at Birmingham 3Health Services/C