[P4–228]: LONGITUDINAL TAU ACCUMULATION IS ASSOCIATED WITH COGNITIVE DECLINE IN NORMAL ELDERLY. (1st July 2017) - Hanseeuw, Bernard J.; Mormino, Beth C.; Becker, Alex; Schultz, Aaron P.; Sepulcre, Jorge; Papp, Kate V.; Jacobs, Heidi IL.; Cosio, Danielle M.; Chhatwal, Jasmeer P.; Rentz, Dorene M.; Sperling, Reisa A.; Johnson, Keith