1. Sheffield Haemophilia and Thrombosis Centre; Royal Hallamshire Hospital; Sheffield UK
2. Department of Cardiovascular Science; University of Sheffield; Sheffield UK
3. Hematology and Transfusion Medicine; L.SACCO University Hospital; University of Milan; Milan Italy
4. Scientific Direction; IRCCS Ca' Granda Maggiore Policlinico Hospital Foundation; Milan Italy
5. SHOT Office; Manchester Blood Centre; Plymouth Grove Manchester UK
6. Haemophilia Centre and Haemostasis Unit; Royal Free Hospital; London UK
7. Medical Sciences Institute; Blood Centre of Wisconsin; Milwaukee WI USA
8. Malmo Centre for Thrombosis and Haemostasis; Lund University; Skane University Hospital; Malmo Sweden