Affiliation: | a Division of Hematology/Oncology, Department of Pediatrics, University Hospital of Padova, 35128 Padova, Italy b Division of Pediatric Surgery, Department of Pediatrics, University Hospital of Padova, 35128 Padova, Italy c Section of Pediatric Radiology, Institute of Radiology, University Hospital of Padova, 35128 Padova, Italy |