1. Division of Hematology; Department of Cellular Biotechnologies and Hematology; “Sapienza” University; Rome Italy
2. Department of Pediatrics, Pediatric Emergency and Intensive Care; “Sapienza” University; Rome Italy
3. Department of Radiological, Oncological and Anatomo-Pathological Sciences; “Sapienza” University; Rome Italy
4. Division of Radiology; Emergency Department; “Sapienza” University; Rome Italy
5. Bone Marrow Transplantion Unit; Department Public Health, Clinical and Molecular Medicine; Ospedale Pediatrico Microcitemico; Cagliari Italy
6. Neuromed Institute; IRCCS; Pozzilli Italy