1. University of Pennsylvania Philadelphia Pennsylvania USA
2. School of Nursing University of Maryland Baltimore Maryland USA
3. College of Environmental Design University of California Berkeley California USA
4. Division of Geriatric Medicine Perelman School of Medicine of the University of Pennsylvania Philadelphia Pennsylvania USA
5. Geriatrics and Extended Care Program Corporal Michael J. Crescenz VA Medical Center Philadelphia Pennsylvania USA
6. Center for Health Equity Research and Promotion Corporal Michael J. Crescenz VA Medical Center Philadelphia Pennsylvania USA
7. Leonard Davis Institute of Health Economics University of Pennsylvania Philadelphia Pennsylvania USA