1. School of Humanities and Social Sciences, University of Newcastle, Newcastle upon Tyne, UK; Discipline of Palliative and Supportive Services, Flinders University, Bedford Park, SA, Australia
2. Discipline of Palliative and Supportive Services, Flinders University, Bedford Park, SA, Australia; Division of Medical Oncology, Department of Medicine, Duke University Medical Centre, Durham, NC, USA
3. Population Research and Outcomes Studies (PROS), Discipline of Medicine, Faculty of Health Sciences, Adelaide University, Adelaide, SA, Australia
4. Discipline of Palliative and Supportive Services, Flinders University, Bedford Park, SA, Australia