[1] IRCCS Fdn Maggiore Hosp, Angelo Bianchi Bonomi Hemophilia & Thrombosis Ctr, Mangiagalli, Regina Elena, Italy
[2] IRCCS Fdn Maggiore Hosp, Fdn Luigi Villa, Mangiagalli, Regina Elena, Italy
[3] Univ Milan, Milan, Italy
[4] Univ Sacred Heart, Sch Med, Inst Internal Med & Geriatr, Hemostasis Res Ctr, I-00168 Rome, Italy