1. Department of Obstetrics and Gynaecology, Unity Health Toronto-St. Michael’s Hospital, University of Toronto, Toronto, Canada.
2. Department of Obstetrics and Gynaecology, Unity Health Toronto-St. Joseph’s Health Centre, University of Toronto, Toronto, Canada.
3. Department of Obstetrics and Gynaecology, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Canada.
4. Newborn and Pediatrics Program, North York General Hospital, University of Toronto, Toronto, Canada.
5. Mount Sinai Hospital, Toronto, University of Toronto, Toronto, Canada.