1. Division of Digestive and Liver Diseases, UT Southwestern Medical Center, Dallas, Texas, USA;
2. Department of Emergency Medicine, UT Southwestern Medical Center, Dallas, Texas, USA;
3. Clinical Informatics Center, UT Southwestern Medical Center, Dallas, Texas, USA;
4. O'Donnell School of Public Health, UT Southwestern Medical Center, Dallas, Texas, USA;
5. Center for Healthcare Organization and Implementation Research (CHOIR), VA Bedford Healthcare System, Bedford, Massachusetts, USA;
6. Division of Gastroenterology and Hepatology, University of Michigan, Ann Arbor, Michigan, USA;
7. Research Academic Systems, UT Southwestern Medical Center, Dallas, Texas, USA.