[1] Bambino Gesu Childrens Hosp IRCCS, Dept Oncohematol, Rome, Italy
[2] Cincinnati Childrens Hosp Med Ctr, Dept Pediat, Div Immunobiol, Cincinnati, OH 45229 USA
[3] Texas Childrens Hosp, Texas Childrens Canc Ctr, Dept Pediat, Houston, TX 77030 USA
[4] Univ Hosp Verona, Dept Pediat Oncohematol, Verona, Italy
[5] Univ Milano Bicocca, San Gerardo Hosp, Dept Pediat, Monza, Italy
[6] Great Ormond St Hosp Sick Children, Dept Haematol, London, England
[7] Dana Farber Canc Inst, Div Pediat Hematol Oncol, Boston, MA 02115 USA
[8] Childrens Hosp Colorado, Ctr Canc & Blood Disorders, Aurora, CO USA
[9] Univ Children Hosp Nino Jesus, Dept Pediat Oncohematol, Madrid, Spain
[10] Univ Padua, Dept Pediat, Div Pediat Hematol & Oncol, Padua, Italy
[11] Regina Margherita S Anna Hosp, Div Pediat Oncohematol, Turin, Italy
[12] Univ Childrens Hosp Muenster, Dept Pediat Hematol & Oncol, Munster, Germany
[13] Univ Hosp Vall dHebron, Dept Pediat Hematol & Oncol, Barcelona, Spain
[14] Cincinnati Childrens Hosp Med Ctr, Div Rheumatol, Cincinnati, OH 45229 USA
[15] Bambino Gesu Childrens Hosp IRCCS, Div Rheumatol, Rome, Italy
[16] Novimmune SA, Geneva, Switzerland