1. Department of Medicine, Johns Hopkins Bayview Medical Center, Division of Hospital Medicine Johns Hopkins University School of Medicine Baltimore Maryland USA
2. Division of Hospital Medicine University of Colorado School of Medicine Denver Colorado USA
3. Sound Physicians Tacoma Washington USA
4. Department of Medicine, Johns Hopkins Bayview Medical Center, Division of General Internal Medicine Johns Hopkins University School of Medicine Baltimore Maryland USA
5. Biostatistics, Epidemiology, and Data Management Core Johns Hopkins School of Medicine Baltimore Maryland USA
6. Department of Internal Medicine, Division of General Internal Medicine University of Utah School of Medicine Salt Lake City Utah USA