O2–03–01: Validation of the Alzheimer's Prevention Initiative Composite Cognitive Test Score. (1st July 2013) - Ayutyanont, Napatkamon; Langbaum, Jessica; Hendrix, Suzanne; Fleisher, Adam; Caselli, Richard; Monsell, Sarah; Chen, Kewei; Kukull, Walter; Bennett, David; Tariot, Pierre; Reiman, Eric