1 Faculty of Health Sciences, School of Medicine, Queen's University, Kingston, Ontario, Canada.
2 Winnipeg Health Sciences Centre, Women's Hospital, Winnipeg, Manitoba; Department of Obstetrics and Gynecology, Rady College of Medicine, University of Manitoba, Winnipeg, Manitoba; Lake of the Woods District Hospital, Kenora, Ontario, Canada.
3 Lake of the Woods District Hospital, Kenora; Department of Family Medicine, Faculty of Medicine, Northern Ontario School of Medicine, Thunder Bay, Ontario, Canada.
4 Lake of the Woods District Hospital, Kenora; Department of Family Medicine, Faculty of Medicine, Northern Ontario School of Medicine, Thunder Bay; Department of Family Medicine, Faculty of Medicine, University of Ottawa, Ontario, Canada.