1. The University of Queensland Northside Clinical Unit, The Medical School, , Brisbane, Qld, Australia
2. The Prince Charles Hospital, Metro North Mental Health , Brisbane, Qld, Australia
3. Griffith University School of Medicine and Dentistry, , Southport, Qld, Australia
4. School of Nursing , , Brisbane, Qld, Australia
5. QUT , , Brisbane, Qld, Australia
6. Centre for Addiction and Mental Health Geriatric Mental Health Service, , Toronto, Canada
7. University of Toronto Department of Psychiatry, , Toronto, Canada
8. The University of Queensland Mater Research Institute, , Brisbane, Qld, Australia
9. Northumbria Healthcare NHS Foundation Trust Department of Geriatric Medicine, , North Tyneside, UK
10. Newcastle University School of Medicine, , Newcastle upon Tyne, UK