1. Oncology Unit, IRCCS Istituto Giannina Gaslini, Genova, Italy
2. Department of Radiology, IRCCS Istituto Giannina Gaslini, Genova, Italy
3. Department of Pediatric Oncology, Fondazione IRCCS Istituto Nazionale dei Tumori, Milan, Italy
4. Department of Pediatrics, Hematology-Oncology Unit, University Hospital, University of Catania, Catania, Italy
5. Pediatric Oncology Unit, Papa Giovanni XXIII Hospital, Bergamo, Italy
6. Pediatric Onco-Hematology Unit, Microcitemic Pediatric Hospital, Cagliari, Italy
7. Department of Pediatrics, Civic Hospital, Brescia, Italy
8. Laboratory of Experimental Therapy in Oncology, IRCCS Istituto Giannina Gaslini, Genoa, Italy