1. Department of Palliative Care, HammondCare, Sydney, New South Wales, Australia.
2. Department of Palliative and Supportive Care, Greenwich Hospital, University of Sydney, Sydney, New South Wales, Australia.
3. Department of Palliative and Supportive Services, Daw Park, Adelaide, South Australia, Australia.
4. Centre for Cardiovascular and Chronic Care, University of Technology, Sydney, New South Wales, Australia.
5. Faculty of Nursing and Midwifery, University of Technology, Sydney, New South Wales, Australia.
6. Faculty of Health, University of Technology, Sydney, New South Wales, Australia.