1. Department of Hematology and Vascular Diseases; Skåne University Hospital; Malmö Sweden
2. The Royal London Hospital Haemophilia Centre; Barts and The London School of Medicine and Dentistry; QMUL; London UK
3. Haemostasis and Thrombosis Unit; Division of Haematology; Haemophilia Clinic; Saint-Luc University Hospital; Brussels Belgium
4. Children's University Hospital Brno; Brno Czech Republic
5. Hôpital Bicêtre AP-HP; Paris XI University; Le Kremlin-Bicêtre France
6. National Hemophilia Center, Sheba Medical Center; Tel HaShomer Israel
7. St Thomas’ Hospital; London UK
8. Service externe de prévention et de protection au travail - CESI - 1200 Brussels; Belgium
9. Catholic University of Louvain; Brussels Belgium