Van Remmen Holly, Jones Dean P
Barshop Institute for Longevity and Aging Studies, University of Texas Health Science Center at San Antonio, 15355 Lambda Drive, San Antonio, TX 78245-3207, USA.
J Gerontol A Biol Sci Med Sci. 2009 Feb;64(2):171-4. doi: 10.1093/gerona/gln058. Epub 2009 Jan 30.