Prevalence of Neuropsychiatric Symptoms and Their Association with Functional Limitations in Older Adults in the United States: The Aging, Demographics, and Memory Study

Langa, Kenneth M; Okura, Toru; Plassman, Brenda L; Steffens, David C; Llewellyn, David J; Potter, Guy G. (2010). Prevalence of Neuropsychiatric Symptoms and Their Association with Functional Limitations in Older Adults in the United States: The Aging, Demographics, and Memory Study. Journal of the American Geriatrics Society. 58(2), 330-337.