A novel use of arterial spin labelling MRI to demonstrate focal hypoperfusion in individuals with posterior cortical atrophy: a multimodal imaging study. Issue 9 (5th January 2016) - Lehmann, Manja; Melbourne, Andrew; Dickson, John C; Ahmed, Rebekah M; Modat, Marc; Cardoso, M Jorge; Thomas, David L; De Vita, Enrico; Crutch, Sebastian J; Warren, Jason D; Mahoney, Colin J; Bomanji, Jamshed; et al.