[1] Ist Giannina Gaslini, Dept Pediat Hemato Oncol, I-16148 Genoa, Italy
[2] Ist Giannina Gaslini, Bone Marrow Transplantat Unit, I-16148 Genoa, Italy
[3] Univ Genoa, Dept Legal Med, Genoa, Italy
[4] Ist Giannina Gaslini, Lab Oncol, I-16148 Genoa, Italy
[5] Osped San Martino Genova, Dept Hematol, Genoa, Italy