1. Haematology Unit; Thrombosis and Hemostasis Reference Regional Center; University of Palermo; Palermo Italy
2. Division of Cardiology; Department of Advanced Biomedical Sciences; Federico II University; Naples Italy
3. The National Haemophilia Centre; Institute of Haematology and Blood Transfusion; School of Medicine of Comenius University; University Hospital; Bratislava Slovakia
4. National Institute of Statistics; Palermo Italy
5. Laboratory of Haematology; University Hospital; Montpellier France
6. Centre for Haemophilia & Thrombosis; University Hospital Skejby; Aarhus Denmark
7. Klinikum Bremen-Mitte; Prof.-Hess Kinderklinik; Bremen Germany
8. National Hemophilia Center; Chaim Sheba Medical Center; Tel Hashomer Israel
9. Sackler School of Medicine; Tel Aviv University; Tel Aviv Israel
10. Haematology Research Center; Shiraz University of Medical Sciences; Shiraz Iran
11. National Institute of Blood Diseases & Bone Marrow Transplantation; Karachi Pakistan
12. Centro Nacional de Hemophilia; Banco Municipal de Sangre; Caracas Venezuela
13. Haematology and Oncology Research Center; Tabriz University of Medical Sciences; Tabriz Iran
14. Faculty of Medicine Ramathibodi Hospital; Mahidol University; Bangkok Thailand
15. CRTH de Besançon; Besançon France
16. Westminster University; London UK