1. Department of Emergency Medicine, School of Medicine, University of Colorado , Aurora, Colorado , USA
2. VA Eastern Colorado Geriatric Research Education and Clinical Center, Rocky Mountain Regional VA Medical Center , Aurora, Colorado , USA
3. Rocky Mountain Mental Illness Research, Education, and Clinical Center for Suicide Prevention, Veterans Health Administration , Aurora, Colorado , USA
4. Division of Cardiology, School of Medicine, University of Colorado , Aurora, Colorado , USA
5. Adult and Child Consortium for Outcomes Research and Delivery Science, School of Medicine, University of Colorado , Aurora, Colorado , USA
6. Department of Epidemiology, School of Public Health, University of Washington , Seattle, Washington, USA
7. Harborview Injury Prevention and Research Center, Harborview Medical Center, University of Washington , Seattle, Washington, USA
8. Division of Hospital Medicine, University of Colorado Anschutz School of Medicine , Aurora, Colorado , USA
9. Department of Neurology, School of Medicine, University of Colorado , Aurora, Colorado , USA
10. Department of Pathology, Stanford Medicine , Palo Alto, California , USA
11. Division of Geriatrics and Multidisciplinary Center on Aging, School of Medicine, University of Colorado , Aurora, Colorado , USA