1. Department of Allied Health Sciences, Division of Speech and Hearing Sciences, University of North Carolina–Chapel Hill, Chapel Hill, North Carolina.
2. Division of Geriatric Medicine, University of North Carolina–Chapel Hill, Chapel Hill, North Carolina.
3. The Institute for Health, Social, and Community Research, Shaw University, Raleigh, North Carolina.
4. Carolina-Shaw Partnership for the Elimination of Health Disparities, University of North Carolina–Chapel Hill, Chapel Hill, North Carolina.
5. Shaw University Divinity School, Shaw University, Raleigh, North Carolina.
6. First Research, Greensboro, North Carolina.
7. Department of Medicine University of North Carolina–Chapel Hill, Chapel Hill, North Carolina.