[P1–427]: AGE‐RELATED WHITE MATTER CHANGES SCALE: NORMATIVE DATA ON 1, 439 PERSONS. (1st July 2017) - Festari, Cristina; Ferrari, Clarissa; Nicolosi, Valentina; Rossi, Roberta; Altomare, Daniele; Galluzzi, Samantha; Wahlund, Lars‐Olof; Boccardi, Marina; Frisoni, Giovanni B.