1. Department of Radiology, Royal Adelaide Hospital, Royal Adelaide Hospital, Adelaide, SA, Australia
2. Department of Surgery, Flinders Medical Centre, Flinders Medical Centre, Adelaide, SA, Australia
3. School of Nursing and Midwifery, University of South Australia, University of South Australia, Adelaide, SA, Australia
4. Adelaide Medical School, University of Adelaide, University of Adelaide, Adelaide, SA, Australia
5. Benson Radiology, Adelaide, SA, Australia
6. Sansom Institute for Health Research, University of South Australia, Adelaide, SA, Australia
7. Australian Institute of Tropical Health and Medicine, James Cook University, Cairns, SA, Australia