1. Durham Veterans Affairs Geriatric Research Education and Clinical Center, Durham Veterans Affairs Medical Center; Durham North Carolina
2. Division of Geriatric Medicine, Department of Medicine; Duke University; Durham North Carolina
3. Duke Center for the Study of Aging and Human Development; Duke University; Durham NC
4. Department of Veterans Affairs Medical Center; Birmingham/Atlanta Geriatric Research, Education, and Clinical Center; Decatur Georgia
5. Department of Medicine; Emory University; Atlanta Georgia