1. Division of Gastroenterology, Hepatology and Nutrition University of Pittsburgh School of Medicine Pittsburgh Medical Center Pittsburgh Pennsylvania USA
2. Department of Biomedical Engineering Case Western Reserve University Cleveland Ohio USA
3. Imaging Institute Cleveland Clinic Cleveland Ohio USA
4. Imaging Institute Digestive Diseases and Surgery Institute and Cancer Institute Cleveland Clinic Foundation Cleveland Ohio USA
5. Division of Gastroenterology and Hepatology University of Calgary Calgary Alberta Canada
6. Department of Pathology Robert J Tomsich Pathology and Laboratory Medicine Institute Cleveland Clinic Foundation Cleveland Ohio USA
7. Department of Gastroenterology, Hepatology & Nutrition Digestive Diseases and Surgery Institute Cleveland Clinic Foundation Cleveland Ohio USA
8. Department of Inflammation and Immunity Lerner Research Institute Cleveland Clinic Foundation Cleveland Ohio USA