1. Mount Sinai Hospital, University of Toronto; Department of Obstetrics and Gynecology; 700 University Ave - 3rd Floor Toronto ON Canada M5G 1Z5
2. Royal Infirmary of Edinburgh; Simpson Centre for Reproductive Health; 51 Little France Crescent Old Dalkeith Road Edinburgh UK EH16 4SA
3. University of Toronto; 27 King's College Circle Toronto Ontario Canada M5S 1A1