(2019-03-06) Hamilton, Olivia K L; Zhang, Qian; McRae, Allan F; Walker, Rosie M; Morris, Stewart W; Redmond, Paul; Campbell, Archie; Murray, Alison D; Porteous, David J; Evans, Kathryn L; McIntosh, Andrew M; Deary, Ian J; Marioni, Riccardo E; University of Aberdeen.Applied Medicine; University of Aberdeen.Grampian Data Safe Haven (DaSH); University of Aberdeen.Aberdeen Biomedical Imaging Centre