1. Palliative Care Unit, Port Kembla Hospital, 89–91 Cowper Street, Warrawong, New South Wales 2505, Australia;
2. Palliative Care Services, Illawarra Shoalhaven Local Health District, Wollongong, New South Wales, Australia Graduate School of Medicine, University of Wollongong, Wollongong, New South Wales, Australia; Port Kembla Hospital, Warrawong, New South Wales, Australia
3. Geriatric Medicine, Aged Care, Rehabilitation and Palliative Care, Illawarra Shoalhaven Local Health District, Wollongong, New South Wales, Australia; Graduate School of Medicine, University of Wollongong, Wollongong, New South Wales, Australia
4. Graduate School of Medicine, University of Wollongong, Wollongong, New South Wales, Australia; Clinical Research and Trial Unit, Illawarra Health and Medical Research Institute, University of Wollongong Campus, Wollongong, New South Wales, Australia