1. Trillium Health Partners, Department of Obstetrics and Gynecology, University of Toronto, Toronto, ON M5G 1E2, Canada
2. Département d’obstétrique-gynécologie, Université de Montréal, Montreal, QC H3C 3J7, Canada
3. Clinique de Researche en Sante des femmes, Quebec City, QC G1V 3M7, Canada
4. Department of Obstetrics and Gynecology, McGill University, Montreal, QC H3A 0G4, Canada
5. Department of Obstetrics and Gynecology, McMaster University, Hamilton, ON L8S 4L8, Canada
6. Health Innovation and Evaluation Hub, University of Montreal Hospital Research Centre, Montreal, QC H3Z 2H5, Canada
7. Department of Obstetrics, Gynecology and Reproductive Sciences, Winnipeg, MB R3J 3T7, Canada
8. Office of the Chief Medical Officer, First Nations Health Authority, West Vancouver, BC V7T 1A2, Canada
9. Department of Obstetrics and Gynecology UBC, Vancouver, BC V5Z 4E1, Canada
10. Department of Pathology and Laboratory Medicine, Valley Regional Hospital, Kentville, NS B4N 5E3, Canada
11. Department of Obstetrics and Gynecology, Dalhousie University, Halifax, NS B3H 4R2, Canada