1. Department of Gynaecological Oncology, Royal Adelaide Hospital, Adelaide, South Australia, Australia
2. Department of Anatomical Pathology, Royal Darwin Hospital, Darwin, Northern Territory, Australia
3. Department of Obstetrics and Gynaecology, Alice Springs Hospital, Alice Springs, Northern Territory, Australia
4. Discipline of Obstetrics and Gynaecology, Adelaide Medical School, University of Adelaide, Adelaide, South Australia, Australia