1. Manchester University Department of Haematology Manchester UK
2. Nara Medical University Kashihara Japan
3. Department of Infection, Immunity, and Cardiovascular Disease University of Sheffield Sheffield UK
4. Autónoma University Madrid and La Paz University Hospital Madrid Spain
5. Department of Experimental Haematology and Transfusion Medicine University Clinic Bonn Bonn Germany
6. van Creveldkliniek University Medical Center Utrecht Utrecht Netherlands
7. Department of Health Research Methods, Evidence and Impact Department of Medicine McMaster University Hamilton ON Canada
8. Clinical Epidemiology of Congenital Bleeding Disorders McMaster University Hamilton ON Canada
9. Institute for Policy Advancement, Ltd Washington DC USA
10. IRCCS Cà Granda Foundation Maggiore Hospital Policlinico Milan Italy
11. Department of Medical Psychology University Medical Centre Hamburg‐Eppendorf Hamburg Germany
12. Georgetown University Medical Center Washington DC USA