1. Department of Obstetrics and Gynecology, William Beaumont Health, Royal Oak, MI, USA;
2. Department of Obstetrics and Gynecology, King’s College Hospital, London, England;
3. Departments of Biological Sciences, University of Alberta, Edmonton, Alberta, Canada;
4. Department of Obstetrics and Gynecology, University of Missouri, Kansas City, MO, USA;
5. Department of Computing Sciences, University of Alberta, Edmonton, Alberta, Canada