Funding for this research was provided by:
National Health and Medical Research Council (1010536)
Australian Research Council (150101262)
The Cancer Council NSW (CSR 11-02)
Received: 20 June 2018
Accepted: 2 January 2019
First Online: 14 January 2019
Ethics approval and consent to participate
: Approval was obtained from the human research ethics committees of the University of Newcastle (H-2010-1324), and each participating hospital. Written informed consent was obtained from all participants in this study.
: Not applicable<b>.</b>
: The authors declare that they have no competing interests.
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