1. Division of Hematology/Oncology; Department of Pediatrics; University of Toronto; Hospital for Sick Children; Toronto ON Canada
2. European Haemophilia Consortium; Irish Haemophilia Society; Cumann Haemifile Na hEireann; Dublin 8 Ireland
3. National Blood Authority; Lyneham NSW Australia
4. Division of Molecular Medicine and Haematology; Faculty of Health Sciences; NHLS and University of the Witwatersrand; Parktown Johannesburg South Africa