academic article

• Does "no" mean "sometimes"? How older adults respond to the same depression symptoms with different response formats..  Clinical gerontologist.  32:371-378. 2009
• Education and Cognitive Decline in Older Americans: Results From the AHEAD Sample..  Research on aging.  29:73-94. 2007
• Life expectancy with cognitive impairment in the older population of the United States..  The journals of gerontology. Series B, Psychological sciences and social sciences.  58:S179-86. 2003