1 Obstetrics and Gynaecology, Acute Gynaecology, Early Pregnancy and Advanced Endosurgery Unit, Nepean Hospital, Sydney Medical School Nepean, University of Sydney, Kingswood, NSW, Australia.
2 Department of Computer Sciences, University of Wales, Aberystwyth, United Kingdom.
3 Sydney Women's Endosurgery Centre (SWEC), Hurstville, NSW, Australia.