1 The Society of Obstetricians and Gynaecologists of Canada. Electronic address: cgreen@sogc.com.
2 The Society of Obstetricians and Gynaecologists of Canada; Department of Obstetrics and Gynaecology, The University of Ottawa; Department of Obstetrics and Gynaecology, University of Toronto.
3 Regina General Hospital at Saskatchewan Health Authority; Department of Obstetrics and Gynecology, University of Saskatchewan, SK.
4 Department of Obstetrics and Gynaecology, University of Toronto; Department of Obstetrics & Gynaecology, Division of Minimally Invasive Gynaecologic Surgery, Sunnybrook Health Sciences Centre.
5 Department of Obstetrics and Gynaecology, University of Toronto; Department of Obstetrics and Gynaecology, North York General Hospital.
6 Michael G. DeGroote School of Medicine, McMaster University.