[1] Univ Milan, Fdn IRCCS Ca Granda Osped Maggiore Policlin, Milan, Italy
[2] Fdn IRCCS Ca Granda Osped Maggiore Policlin, Milan, Italy
[3] Fdn IRCCS Ca Granda Osped Maggiore Policlin, Orthotrauma Unit, Milan, Italy
[4] Univ Milan, Angelo Bianchi Bonomi Hemophilia & Thrombosis Ctr, Milan, Italy