[1] Osped Maggiore Milano, IRCCS, Dept Hematol, Bone Marrow Transplant Unit, I-20122 Milan, Italy
[2] Osped Maggiore Milano, IRCCS, Dept Radiol, I-20122 Milan, Italy
[3] Osped Maggiore Milano, IRCCS, Dept Internal Med, I-20122 Milan, Italy
[4] Osped Maggiore Milano, IRCCS, Liver Unit, I-20122 Milan, Italy