1. Department of Medicine, Division of General Internal Medicine, Division of Hospital Medicine University of Colorado Aurora Colorado USA
2. Department of Medicine, Division of Hospital Medicine, San Francisco General Hospital University of California San Francisco San Francisco California USA
3. Department of Internal Medicine, Dell Medical School The University of Texas Austin Texas USA
4. Department of Medicine Section of Addiction Medicine, Division of Hospital Medicine Oregon Health and Science University Portland Oregon USA
5. Section of General Internal Medicine Boston University School of Medicine Boston Massachusetts USA
6. Department of Medicine Yale School of Medicine New Haven Connecticut USA
7. Department of Medicine Harvard Medical School, Division of General Internal Medicine, Massachusetts General Hospital Boston Massachusetts USA
8. Department of Medicine Beth Israel Deaconess Medical Center Boston Massachusetts USA