1. Sydney West Advanced Pelvic Surgery Unit Sydney New South Wales Australia
2. Department of Obstetrics and Gynaecology Blacktown Hospital Sydney New South Wales Australia
3. Department of Obstetrics and Gynaecology Westmead Hospital Sydney New South Wales Australia
4. Department of Obstetrics and Gynaecology Western Sydney University School of Medicine Blacktown/Mt Druitt Clinical School Blacktown Hospital Sydney New South Wales Australia