1. Sheffield Haemophilia & Thrombosis Centre Sheffield Teaching Hospitals NHS Foundation Trust Royal Hallamshire Hospital Sheffield England
2. John Hunter Children's Hospital Newcastle New South Wales Australia
3. Canterbury Haemostasis Centre New Zealand
4. Haemophilia Treatment Centre The Children's Hospital Westmead New South Wales Australia
5. Comprehensive Haemophilia Treatment Center of Colsubidio Children's Clinic Colombia