1. Florida Policy Exchange Center of Aging, School of Aging Studies, University of South Florida, Tampa, Florida, USA
2. Cecil G. Sheps Center for Health Services Research, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA
3. Schools of Social Work and Public Health, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA
4. School of Public Health, Oregon Health & Science University–Portland State University, Portland, Oregon, USA
5. School of Nursing, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA