1. Indiana Hemophilia and Thrombosis Center Indianapolis IN USA
2. Hemophilia Center of Western Pennsylvania University of Pittsburgh Pittsburgh PA USA
3. National Institute of Blood Disease and Bone Marrow Transplantation Karachi Pakistan
4. Hemophilia and Thrombosis Center University of North Carolina Chapel Hill NC USA
5. Bleeding and Clotting Disorders Institute Peoria IL USA
6. Medical Department Haemophilia Center University Medical Center Hamburg‐Eppendorf Hamburg Germany
7. Boston Hemophilia Center Boston Children's Hospital Boston MA USA
8. Great Ormond Street Hospital for Children NHS Trust supported by NIHR GOSH BRC London UK
9. Department of Pediatrics Cancer and Blood Diseases Institute Cincinnati Children's Hospital Medical Center University of Cincinnati College of Medicine Cincinnati OH USA
10. Congenital Coagulopathies Reference Centre Centro Hospitalar Universitário São João Porto Portugal
11. Weill Cornell Medical College New York NY USA
12. Department of Hematology University Hospital Rigshospitalet Institute of Clinical Medicine University of Copenhagen Copenhagen Denmark
13. Emory University School of Medicine Emory University Atlanta GA USA
14. Dr. v. Hauner’s Childrens University Hospital Hemophilia Center LMU Hospital Munich Germany
15. Newark Beth Israel Medical Center Newark NJ USA
16. University Clinic Bonn Bonn Germany
17. Children's Minnesota Center for Bleeding and Clotting Disorders Minneapolis MN USA
18. Phoenix Children’s Hospital Phoenix AZ USA
19. Henry Ford Hospital Detroit MI USA
20. Northwell Hemostasis and Thrombosis Center New York NY USA
21. St. Jude Children’s Research Hospital Memphis TN USA
22. Michigan State University East Lansing MI USA
23. Northern Regional Bleeding Disorders Center Munson Medical Center Traverse City MI USA
24. Sobi Stockholm Sweden
25. Rho, Inc. Durham NC USA
26. Clinical Coagulation Research Department of Translational Medicine Lund University Malmö Sweden
27. Department of Translational Medicine Lund University Malmö Sweden
28. Department of Hematology, Oncology and Radiation Physics Skåne University Hospital Malmö Sweden