RT Journal Article SR Electronic T1 Aging and Dementia: More Gray Hair and Less Gray Matter JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1641 OP 1642 VO 22 IS 9 A1 Gress, Daryl R. YR 2001 UL http://www.ajnr.org/content/22/9/1641.abstract AB