1 Angelo Bianchi Bonomi Haemophilia and Thrombosis Centre, IRCCS Ca' Granda Ospedale Maggiore Policlinico Foundation and University of Milan, Milan, Italy.
2 Department of Oncology and Hematology, University of Milan, Milan, Italy.
3 IRCCS Istituto di Ricerche Farmacologiche 'Mario Negri', Milan, Italy.