1. Department of Obstetrics and Gynecology, University of Montreal, Montreal, QC, Canada
2. Faculty of Pharmacy, University of Montreal, Montreal, QC, Canada
3. Mother and Children Infectious Disease Center, Centre Hospitalier Universitaire Sainte-Justine, University of Montreal, Montreal, QC, Canada
4. Department of Obstetrics and Gynecology, University of British Columbia, Vancouver, BC, Canada
5. Women’s Health Research Institute, BC Women’s Hospital & Health Centre, Vancouver, BC, Canada
6. Department of Pathology and Laboratory Medicine, University of British Columbia, Vancouver, BC, Canada
7. School of Public Health, University of Montreal, Montreal, QC, Canada