1. Department of Obstetrics and Gynaecology; Royal Free Hospital; London UK
2. National Women's Health; Auckland City Hospital; Auckland New Zealand
3. Department of Anaesthesia; Centre Hospitalier Régional Universitaire de Lille; Lille France
4. Chelsea & Westminster Hospital and Imperial College School of Medicine; London UK
5. Department of Anaesthetics; Royal Free Hospital; London UK
6. Department of Clinical and Community Sciences; L. Sacco University Hospital, University of Milan; Milan Italy
7. Department of Obstetrics and Gynecology; Duke University School of Medicine; Durham North Carolina
8. Coagulation Center Rhine Ruhr Area; Duisburg Germany
9. Transfusion Medicine; Thomas Jefferson University Hospital; Philadelphia Pennsylvania
10. Department of Anesthesiology; University of Heidelberg; Heidelberg Germany
11. Division of Maternal-Fetal Medicine; University of Virginia; Charlottesville Virginia
12. The Mary M. Gooley Hemophilia Treatment Center and the Rochester General Hospital; Rochester New York
13. Yale Women and Children's Center for Blood Disorders; Department of Obstetrics, Gynecology and Reproductive Sciences; Yale University School of Medicine; New Haven Connecticut
14. Angelo Bianchi Bonomi Haemophilia Thrombosis Centre; Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico; Department of Pathophysiology and Transplantation; Università degli Studi di Milano and Luigi Villa Foundation; Milan Italy
15. CHU Sainte-Justine, Woman and Bleeding Disorders Multidisciplinary Programme, Hemophilia Treatment Center; University of Montreal; Montréal Québec Canada