1. Adult and Child Consortium for Outcomes Research and Delivery Science (ACCORDS), School of Medicine, University of Colorado, Anschutz Medical Campus, Aurora, Colorado, USA.
2. Division of Cardiology, University of Colorado School of Medicine, Aurora, Colorado, USA.
3. Department of Family Medicine, University of Colorado School of Medicine, Aurora, Colorado, USA.
4. Division of Geriatrics, University of Colorado School of Medicine, Aurora, Colorado, USA.
5. VA Eastern Colorado Geriatric Research Education and Clinical Center, Aurora, Colorado, USA.