1 Department of Gynaecology, The Royal Women's Hospital, Parkville (Drs. Fenton, Reddington, Healey, and Cheng). Electronic address: christine.fenton@thewomens.org.au.
2 Department of Gynaecology, The Royal Women's Hospital, Parkville (Drs. Fenton, Reddington, Healey, and Cheng).
3 Department of Gynaecology, The Royal Women's Hospital, Parkville (Drs. Fenton, Reddington, Healey, and Cheng); Department of Obstetrics and Gynaecology, University of Melbourne, Melbourne (Drs. Healey and Cheng), Victoria, Australia.