[1] Fdn Policlin Univ Agostino Gemeli IRCCS, Unita Malattie Emorrag & Trombot, Rome, Italy
[2] Humanitas Clin & Res Ctr IRCCS, Ctr Trombosi & Malattie Emorrag, Rozzano, MI, Italy
[3] Hosp Papa Giovanni XXIII, Dept Immunohaematol & Transfus Med, Bergamo, Italy
[4] Santo Spirito Hosp, Dept Haematol, Rare Blood Dis Ctr, Pescara, Italy
[5] Univ Cattolica Sacro Cuore, Ist Med Interna & Geriatria, Rome, Italy
[6] Univ Milano Bicocca, Sch Med & Surg, Monza, Italy
[7] Humanitas Univ, Dept Biomed Sci, Milan, Italy