Affiliation: | 1. Department of Women's and Children's Health, Clinic of Pediatric Hemato‐Oncology, University of Padova, , Padova, Italy;2. Pediatric Network, Istituto Toscano Tumori (I.T.T.), , Firenze, Italy;3. Istituto di Ricerca Pediatrica, Fondazione Città della Speranza, , Padova, Italy;4. Department of Pediatrics, Ospedale Papa Giovanni XXIII, , Bergamo, Italy;5. Department of Hematology‐Oncology, Istituto Giannina Gaslini, , Genova, Italy;6. Dipartimento di Onco‐Ematologia Pediatrica, Ospedale Bambino Gesù, , Roma, Italy;7. Department of Pediatrics, Division of Pediatric Hematology‐Oncology, , Bari, Italy;8. Department of Pathology, San Bortolo Hospital, , Vicenza, Italy |