[1] Univ Milano Bicocca, Fdn MBBM San Gerardo Hosp, Tettamanti Res Ctr, Dept Pediat, Monza, Italy
[2] Univ Padua, SDB Dept, Pediat Hematooncol, Padua, Italy
[3] Univ Milano Bicocca, Tettamanti Res Ctr, Dept Med, Pediat, Monza, Italy
[4] Heinrich Heine Univ Dusseldorf, Dept Pediat Oncol Hematol & Clin Immunol, Med Fac, Dusseldorf, Germany
[5] Padua Univ & Hosp, Women & Child Hlth Dept, Pediat Haematol Oncol & Stem Cell Transplant Div, Padua, Italy
[6] Heinrich Heine Univ, Med Fac, Dept Pediat Oncol Hematol & Clin Immunol, Dusseldorf, Germany
[7] Univ Milano Bicocca, Sch Med & Surg, Med Genet, Monza, Italy
[8] Univ Milano Bicocca, Tettamanti Res Ctr, Pediat, Fdn Tettamanti, Monza, Italy