1. Angelo Bianchi Bonomi Hemophilia and Thrombosis Center; Fondazione IRCCS Ca' Granda; Ospedale Maggiore Policlinico; Milan Italy
2. Haemostasis Research Unit; Department of Haematology; University College London; London UK
3. Angelo Bianchi Bonomi Hemophilia and Thrombosis Center; Università degli Studi di Milano; Milan Italy