1. Hemophilia Centre-SC Vascular and Emergency Department; University of Perugia; Perugia Italy
2. Regional Reference Centre for Coagulation Disorders; Federico II University Hospital; Naples Italy
3. Regional Reference Centre for inherited bleeding disorders; University Hospital of Parma; Parma Italy
4. Angelo Bianchi Bonomi Haemophilia and Thrombosis Centre; Fondazione IRCCS Ca’ Granda; Ospedale Maggiore Policlinico; Milan Italy
5. Transfusion Service; Haemophilia Centre and Haematology; Castelfranco Veneto Hospital; Castelfranco Veneto Italy
6. Center for Bleeding Disorders and Coagulation; Department of Oncology; Careggi University Hospital; Florence Italy
7. Unit of Angiology and Coagulation Disorders; S. Orsola-Malpighi University Hospital; Bologna Italy
8. Hematology; Department of Cellular Biotechnologies and Hematology; Sapienza University of Rome; Rome Italy
9. Hemophilia and Thrombosis Center; Policlinico Giovanni XXIII; Bari Italy
10. Department of Cardiovascular Sciences; Vascular Medicine Unit; University of Padua; Padua Italy
11. Center for Haemorrhagic and Thrombotic Disorders; Udine General and University Hospital; Udine Italy
12. Haemophilia Center; Regional Reference Center for inherited bleeding and thrombophilic disorders; Civil Hospital; Macerata Italy
13. A De Gasperis Cardiovascular Department; Niguarda Ca’ Granda Hospital; Milan Italy
14. Hemostasis and Thrombosis Unit; “Bianchi-Melacrino-Morelli” Metropolitan Hospital; Reggio Calabria Italy
15. Department of Clinical Epidemiology and Biostatistics; Department of Medicine; McMaster University; Hamilton Canada
16. Scientific Direction; IRCCS Ca’ Granda Maggiore Hospital Foundation and University of Milan; Milan Italy