Additive Effects of Cognitive Function and Depressive Symptoms on Mortality in Older Community Living Adults. The Journals of Gerontology: Medical Sciences. 2003;58A(5):M461-467..
Black-White Disparities in Functional Decline in Older Persons: The role of cognitive function. The Journals of Gerontology, Series A: Biological Sciences and Medical Sciences. 2005;60(6):933-939..
Cognitive Impairment, Depressive Symptoms, and Functional Decline in Older People. Journal of the American Geriatrics Society. 2002;50(6):1045-1050..
Race/ethnic differences in cognitive decline: Results from the health and retirement study. Alzheimer's and dementia : the journal of the Alzheimer's Association. 2008;4(4):T194-T195..
Urinary Incontinence and Its Association with Death, Nursing Home Admission, and Functional Decline. Journal of the American Geriatrics Society. 2004;52:712-718..