P2‐092: COMPARING CONVERSION FROM MILD COGNITIVE IMPAIRMENT TO ALZHEIMER'S DISEASE IN DIFFERENT COHORTS. (1st July 2014) - Hall, Anette; Muñoz‐Ruiz, Miguel Ángel; Mattila, Jussi; Koikkalainen, Juha; Tsolaki, Magda; Mecocci, Patrizia; Kloszewska, Iwona; Vellas, Bruno; Lovestone, Simon; Visser, Pieter Jelle; Lötjönen, Jyrki; Soininen, Hilkka