1. Department of Pediatric Hematology and Oncology, Gene and Cellular Therapy, Bambino Gesù Children's Hospital IRCCS, Rome, Italy
2. Department of Pathology, Bambino Gesù Children's Hospital IRCCS, Rome, Italy
3. Department of Radiology, Bambino Gesù Children's Hospital IRCCS, Rome, Italy
4. Pediatric Oncology Unit, Fondazione IRCCS Istituto Nazionale Tumori, Milano, Italy