1. Department of Obstetrics and Gynecology, Université de Montréal, Montréal, Quebec, Canada
2. Department of Pediatrics, University of Ottawa, Ottawa, Ontario, Canada
3. Toronto Public Health, Toronto, Ontario, Canada
4. Clinical Public Health Division, Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada
5. School of Public Health and Health Systems, University of Waterloo, Waterloo, Ontario, Canada
6. Department of Pediatrics, Dalhousie University, Halifax, Nova Scotia, Canada
7. Faculty of Nursing, University of Alberta, Edmonton, Alberta, Canada
8. Vaccine Evaluation Center, BC Children’s Hospital Research Institute, Vancouver, British Columbia, Canada
9. Department of Medicine, McGill University, Montreal, Quebec, Canada
10. Department of Pediatrics, University of British Columbia, Vancouver, British Columbia, Canada