1 Faculty of Health, IMPACCT, University of Technology Sydney, Ultimo, New South Wales, Australia.
2 Australian national Palliative Clinical Studies Collaborative, Faculty of Health, University of Technology Sydney, Ultimo, New South Wales, Australia.
3 Curtin University, Bentley, Western Australia, Australia.
4 Wolfson Palliative Care Research Centre, University of Hull, Hull, England.
5 Department of Medicine, University of Otago, Christchurch, New Zealand.
6 Department of Clinical Pharmacology, Canterbury District Health Board, Christchurch, New Zealand.
7 Palliative and Supportive Services, Research Centre for Palliative Care, Death and Dying (RePaDD), Flinders University, College of Nursing and Health Sciences, Adelaide, South Australia, Australia.
8 Drug and Therapeutics Information Service (DATIS), Adelaide, South Australia, Australia.
9 Palliative Care Australia, Kingston, Australian Capital Territory, Australia.
10 Calvary Heath Care Kogarah, New South Wales, Australia.