1. Department of Aged Care, St George Hospital; South Eastern Sydney Local Health District; Australia
2. Faculty of Medicine; University of New South Wales; Australia
3. Older Persons Mental Health Service, St George Hospital; South Eastern Sydney Local Health District; Australia
4. Discipline of Psychiatry, Sydney Medical School; University of Sydney; NSW Australia
5. Concord Centre for Mental Health, Concord Repatriation and General Hospital; Sydney Local Health District; Australia