[P2–323]: RELATIONSHIP BETWEEN COGNITIVE AND SLEEP‐WAKE VARIABLES IN ASYMPTOMATIC OFFSPRING OF PATIENTS WITH LATE‐ONSET ALZHEIMER's DISEASE. (1st July 2017) - Abulafia, Carolina; Duarte‐Abritta, Barbara; Villareal, Mirta F.; Ladrón‐de‐Guevara, Soledad; Garcia, Celeste; Sequeyra, Geraldine; Sevlever, Gustavo; Fiorentini, Leticia; Bär, Karl‐Jürgen; Gustafson, Deborah R.; Vigo, Daniel E.; Guinjoan, Salvador Martin