1. Harvard T.H. Chan School of Public Health, Harvard University, Boston, Massachusetts, USA
2. Department of Medicine, University of Missouri-Kansas City, Kansas City, Missouri, USA
3. Department of Medicine, Allegheny Health Network, Pittsburgh, Pennsylvania, USA
4. Department of Medicine, Jacobi Medical Center, Franklin Square, New York, USA
5. Department of Medicine, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA
6. Heart and Vascular Center, Metro Health Medical Center, Cleveland, Ohio, USA
7. Lincoln Medical Center/Weil Cornell Medicine, Bronx, New York, USA
8. Department of Gastroenterology and Hepatology, University of Missouri-Kansas City, Kansas City, Missouri, USA
9. Department of Gastroenterology and Hepatology, Mayo Clinic, Jacksonville, Florida, USA