[1] Univ Melbourne, St Vincents Hlth, Acad Unit Psychiat Old Age, Melbourne, Vic 3010, Australia
[2] St Vincents Hlth, Dementia Behav Management Advisory Serv Victoria, Melbourne, Vic, Australia
[3] Melbourne Hlth, North Western Aged Mental Hlth, Melbourne, Vic, Australia
[4] Natl Ageing Res Inst, Parkville, Vic, Australia
[5] Univ Western Australia, Sch Psychiat & Clin Neurosci, Perth, WA 6009, Australia
[6] Univ Western Australia, WA Ctr Hlth & Ageing, Perth, WA 6009, Australia