1. School of Nursing, University of Pennsylvania, Philadelphia, Pennsylvania, USA
2. Division of Geriatric Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, USA
3. School of Nursing, University of Maryland, Baltimore, Maryland, USA
4. Geriatrics and Extended Care Program, Corporal Michael J. Crescenz Veterans Affairs Medical Center, Philadelphia, Pennsylvania, USA
5. Center for Health Equity Research and Promotion, Corporal Michael J. Crescenz Veterans Affairs Medical Center, Philadelphia, Pennsylvania, USA
6. Leonard Davis Institute for Health Economics, University of Pennsylvania, Philadelphia, Pennsylvania, USA