1. H Tan (corresponding author): Palliative Care Research Team, School of Nursing and Midwifery, Monash University, PO Box 527, Frankston, Victoria 3199, Australia;
2. M O'Connor: Palliative Care Research Team, School of Nursing and Midwifery, Monash University, Frankston, Australia;
3. H Wearne: South East Palliative Care, Melbourne, Australia; T Howard: School of Nursing and Midwifery, Monash University, Frankston, Australia