1. Department of Colorectal Surgery, Digestive Disease Surgical Institute, Cleveland Clinic, Cleveland, Ohio
2. National Center for Regenerative Medicine, Cleveland, Ohio
3. Department of Abdominal Radiology, Digestive Disease Surgical Institute, Cleveland Clinic, Cleveland, Ohio
4. Department of General Surgery, Statistics, Digestive Disease Surgical Institute, Cleveland Clinic, Cleveland, Ohio
5. Department of Inflammation and Immunity, Lerner Research Institute, Cleveland Clinic, Cleveland, Ohio