1. The Royal London Hospital Haemophilia Centre; QMUL; Barts and The London School of Medicine and Dentistry; London UK
2. St George's Healthcare NHS Trust; Haemophilia Centre; London UK
3. The Centre for Haemostasis and Thrombosis; St Thomas’ Hospital; London UK
4. Great Ormond Street Haemophilia Centre; London UK
5. Hammersmith Hospital Haemophilia Centre; London UK
6. The United Kingdom National Haemophilia Database; Manchester UK
7. Lewisham Hospital Haemophilia Centre; London UK
8. Katharine Dormandy Haemophilia and Thrombosis Centre; Royal Free Hospital; London UK