HRS Bibliography

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Plassman BL, Langa KM, Fisher GG, et al. Prevalence of cognitive impairment without dementia in the United States. Ann Intern Med. 2008;148(6):427-34. doi:10.7326/0003-4819-148-6-200803180-00005.
http://www.ncbi.nlm.nih.gov/pubmed/18347351?dopt=Abstract
Steffens DC, Fisher GG, Langa KM, Potter GG, Plassman BL. Prevalence of depression among older Americans: the Aging, Demographics and Memory Study. Int Psychogeriatr. 2009;21(5):879-88. doi:10.1017/S1041610209990044.
http://www.ncbi.nlm.nih.gov/pubmed/19519984?dopt=Abstract
Okura T, Plassman BL, Steffens DC, Llewellyn DJ, Potter GG, Langa KM. Prevalence of neuropsychiatric symptoms and their association with functional limitations in older adults in the United States: the aging, demographics, and memory study. J Am Geriatr Soc. 2010;58(2):330-7. doi:10.1111/j.1532-5415.2009.02680.x.
http://www.ncbi.nlm.nih.gov/pubmed/20374406?dopt=Abstract