[P1–465]: PROGRESSIVE CALLOSAL ATROPHY WITH STABLE MEMORY IMPAIRMENT IN FAMILIAL BRITISH DEMENTIA. (1st July 2017) - Lane, Christopher A.; Malone, Ian B.; Sudre, Carole H.; Laila Ahsan, R.; Manning, Emily; Harper, Lorna; Ourselin, Sebastien; Cardoso, M. Jorge; Schott, Jonathan M.