1 Department of Family Practice, University of British Columbia, Vancouver, BC; Faculty of Public Health & Policy, London School of Hygiene & Tropical Medicine, London, UK.
2 Department of Obstetrics and Gynecology, Cumming School of Medicine, University of Calgary, Calgary, AB; Society of Obstetricians and Gynaecologists of Canada, Ottawa, ON.
3 Society of Obstetricians and Gynaecologists of Canada, Ottawa, ON; Department of Obstetrics and Gynecology, University of Montreal, Montréal, QC.