1. Northern Ireland Haemophilia Comprehensive Care Centre and Thrombosis Unit , Belfast , Northern Ireland
2. Oxford University Hospitals NHS Foundation Trust , Oxford , UK
3. Haemnet , London , UK
4. Salford Royal Hospital , Salford , UK
5. Royal Hallamshire Hospital , Sheffield , UK
6. Imperial College London , UK
7. University Hospitals Birmingham NHS Foundation Trust , Birmingham , UK
8. Belfast Health and Social Care Trust , Belfast , Northern Ireland
9. Royal Free London NHS Foundation Trust , London , UK
10. Sobi™ , Herne Hill , UK
11. Basingstoke and North Hampshire Hospital , Basingstoke , UK