[P1–523]: THE ADHERENCE/RETENTION PLAN OF THE ALZHEIMER's PREVENTION INITIATIVE (API) COLOMBIA TRIAL. (1st July 2017) - Romenets, Silvia Rios; Acosta‐Baena, Natalia; Lopez, Liliana; Madrigal, Lucia; Street, Helen; Jakimovich, Laura; Vaghar, Annabel; Menon, Rajesh; Cho, William; Langbaum, Jessica B.; Tariot, Pierre; Reiman, Eric M.; et al.