1. Department of Hospital Medicine, Denver Health Medical Center, Denver, Colorado, USA
2. Division of General Internal Medicine, Department of Medicine, University of Colorado School of Medicine, Aurora, Colorado, USA
3. Center for Health Systems Research, Denver Health Medical Center, Denver, Colorado, USA
4. Kaiser Permanente Colorado Institute for Health Research, Denver, Colorado, USA
5. VA Eastern Colorado Health Care System, Denver, Colorado, USA
6. Department of Sociology, University of Colorado, Denver, Colorado, USA
7. Department of Anthropology, University of Colorado, Denver, Colorado, USA
8. Department of Health and Behavioral Sciences, University of Colorado Denver, Denver, Colorado, USA