[1] Azienda Osped Univ Policlin Modena, Pediat Hematol Oncol Unit, Emilia Romagna, Italy
[2] Regina Margherita Childrens Hosp, Stem Cell Transplantat & Cellular Therapy Div, Paediat Oncohaematol, Turin, Piemonte, Italy
[3] Bambino Gesu Pediat Hosp, IRCSS, Dept Surg, Surg Oncol Unit, Piazza S Onofrio 4, I-00165 Rome, Italy
[4] Giannina Gaslinis Children Hosp, Pediat Hematol & Oncol Unit, Genoa, Liguria, Italy
[5] AORN Santobono Pausillipon, Anesthesiol & Intens Care Unit, Naples, Campania, Italy
[6] Osped Santissima Annunziata Savigliano, Pediat Unit, Savigliano, Piemonte, Italy
[7] Univ Modena & Reggio Emilia, Dept Med & Surg Sci Mothers Children & Adults, Post Grad Sch Pediat, Modena, Italy
[8] Azienda Osped Univ Meyer, Anesthesiol & Intens Care Unit, Florence, Italy
[9] Pediat Hematol & Oncol Unit AORN Santobono Pausil, Naples, Campania, Italy
[10] Azienda Osped Univ Integrata, Dept Mother & Child, Pediat Hematol & Oncol, Verona, Veneto, Italy