1. Medical Sciences Institute, BloodCenter of Wisconsin; Milwaukee; WI; USA
2. A. Bianchi Bonomi Hemophilia and Thrombosis Centre; IRCCS Cà Granda Foundation Maggiore Policlinico Hospital and University of Milan; Milan; Italy
3. Haemostasis and Thrombosis Unit; La Paz University Hospital; Madrid; Spain
4. Department of Biostatistics; Rho, Inc; Chapel Hill; NC; USA
5. Department of Paediatrics; Division of Haematology-Oncology; Hospital for Sick Children; Toronto; Ontario, Canada
6. Pediatric Hematology; Medical College of Wisconsin; Comprehensive Center for Bleeding Disorders; BloodCenter of Wisconsin; Milwaukee; WI; USA
7. Department of Medicine; University of North Carolina at Chapel Hill; Chapel Hill; NC; USA
8. Department of Medicine; Rochester General Hospital; Rochester; NY; USA
9. Dr. von Hauner's Children's University Hospital; University of Munich; Munich; Germany
10. Department of Hematology; Erasmus University Medical Center; Rotterdam; The Netherlands
11. Department of Cardiovascular Science; University of Sheffield; Sheffield; UK
12. Scientific Direction; IRCCS Cà Granda Maggiore Policlinico Hospital Foundation; Milan; Italy
13. CHU Sainte-Justine Hospital, Hemophilia Treatment Centre; Montreal; Quebec, Canada
14. Lund University; Malmö Centre for Thrombosis and Haemostasis; Skåne University Hospital; Malmö; Sweden