1 Department of Medicine, Division of Hospital Medicine, University of Colorado Anschutz Medical Campus, Aurora, Colorado, USA.
2 Division of General Internal Medicine, Brigham and Women's Hospital, Boston, Massachusetts, USA.
3 Harvard Medical School, Boston, Massachusetts, USA.
4 Department of Medicine, University of California, San Francisco, California, USA.
5 Section of Hospital Medicine, San Francisco Veterans Affairs Medical Center, San Francisco, California, USA.
6 Department of Medicine, Division of Geriatric Medicine, University of Colorado Anschutz Medical Campus, Aurora, Colorado, USA.
7 Veterans Health Administration, Eastern Colorado Health Care System, Denver-Seattle Center of Innovation for Veteran-Centered and Value Driven Care, Aurora, Colorado, USA.