O4‐07‐02: ENRICHMENT OF EARLY‐STAGE AD PATIENT RECRUITMENT TO A PHASE IB STUDY (221AD103) THROUGH AMYLOID PET SCREENING BY APOE ɛ4 STATUS. (1st July 2014) - Chiao, Ping; Suhy, Joyce; Barakos, Jerome; Burke, Meredith; Klein, Gregory; Verma, Ajay; Sevigny, Jeff