Measures of cognitive functioning in the 1994-2000 Second Longitudinal Study of Aging 
by Laura A. Pratt, Julie D. Weeks, and Margie R. Goulding 
 - Hyattsville, MD  U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics  [2008] 
<br/><br/> Title from title screen (viewed on Feb. 3, 2009) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cognition--Age factors.
<br/><br/><label>GPO Item No.: </label>0500-E-18 (online) 
<br/><br/><label>Gov. Doc. Class. No.: </label>HE 20.6209/3-2:2