1. Lund University, Department of Hematology and Coagulation Disorders Skåne University Hospital; Malmö; Sweden
2. University of Sheffield School of Medicine and Biomedical Sciences; Sheffield; UK
3. c/o Asklepios Klinik Altona; Hamburg; Germany
4. Imperial College; London; UK
5. Children's Hospital of Wisconsin; Milwaukee; WI; USA
6. Institute of Hematology and Transfusion Medicine; Warsaw; Poland
7. University of Sheffield; Sheffield; UK
8. Karolinska Hospital; Stockholm; Sweden
9. Werlhof-Institut; Hannover; Germany
10. Hämophiliezentrum Frankfurt; Germany
11. Queen's University; Kingston; ON; Canada
12. University of Milan; Milan; Italy
13. Helsinki University Central Hospital; Helsinki; Finland
14. BloodCenter of Wisconsin and Medical College of Wisconsin; Milwaukee; WI; USA