- Correspondence to Dr Alison Mary Kearney, Department of Palliative and Supportive Care, Royal Brisbane and Women's Hospital, School of Medicine, The University of Queensland, Brisbane, QLD 4072, Australia;
- Received 21 October 2016
- Revision received 11 June 2017
- Accepted 26 June 2017
- Published online 13 July 2017.
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