O2‐11‐04: USE OF AUTOMATED PHARMACY DATA TO EXAMINE CUMULATIVE MEDICATION EXPOSURES AND DEMENTIA: THE ADULT CHANGES IN THOUGHT STUDY (ACT). (1st July 2014) - Gray, Shelly L.; Dublin, Sascha; Anderson, Melissa; Yu, Onchee; Walker, Rod; Hubbard, Rebecca A.; Crane, Paul K.; Larson, Eric Berg