O3‐04‐02: FLORTAUCIPIR PAIRED HELICAL FILAMENT TAU BURDEN AND CORRELATION WITH COGNITIVE DECLINE IN MCI PATIENTS WITHOUT ANY Aβ. (1st July 2006) - Protas, Hillary; Ghisays, Valentina; Luo, Ji; DeMarco, Eric L.; Thiyyagura, Pradeep; Devadas, Vivek; Bauer, Robert; Landau, Susan M.; Weiner, Michael; Jagust, William J.; Reiman, Eric M.; Chen, Kewei