1. Haemophilia Treatment Centre University Hospital of Nantes and French Reference Centre on Haemophilia Nantes France
2. Haemophilia Treatment Centre University Hospital of Lyon and French Reference Centre on Haemophilia Lyon France
3. Haemophilia Treatment Centre University Hospital of Montpellier Montpellier France
4. Angiology and Haemostasis Division, Faculty of Medicine University Hospitals of Geneva Geneva Switzerland
5. Laboratory of Biochemistry and Molecular Genetics Hospital Ambroise Paré‐GHU APHP, Université Paris‐Saclay Boulogne‐Billancourt France
6. Haemophilia Treatment Centre APHP Beaujon Paris France
7. Haemophilia Treatment Centre University Hospital of Nancy Nancy France
8. Haemophilia Treatment Centre University Hospital of Rennes Rennes France
9. Haemophilia Treatment Centre University Hospital of Clermont‐Ferrand Clermont‐Ferrand France
10. Haemophilia Treatment Centre APHP Cochin Paris France