1. Pediatric Onco-Hematology, Stem Cell Transplantation and Cellular Therapy Division, Regina Margherita Children’s Hospital , Torino , Italy
2. Department of Sciences of Public Health and Pediatrics , University of Turin, Turin , Italy
3. Department of Oncology and Hematology, Azienda Ospedaliero-Universitaria di Modena , Modena , Italy
4. Department of Medical and Surgical Sciences, University of Modena and Reggio Emilia , Modena , Italy
5. Department of Clinical and Biological Sciences, University of Torino , Torino , Italy
6. AYA Oncology and Department of Radiation Oncology, Centro di Riferimento Oncologico , Aviano , Italy
7. Departament of Medical Oncology, U.O. Clinica di Oncologia Medica, IRCCS Ospedale Policlinico San Martino , Genova , Italy
8. Department of Internal Medicine and Medical Specialties (DiMI), School of Medicine, University of Genova , Genova , Italy
9. Department of Pediatrics, University of Milano-Bicocca , Fondazione IRCCS San Gerardo dei Tintori, Monza , Italy
10. Department of Pediatric Onco-Hematology and Cell and Gene Therapy, Bambino Gesù Children Hospital , Roma , Italy
11. Department of Surgical, Oncological and Oral Sciences Section of Medical Oncology University of Palermo , Palermo , Italy
12. Portsmouth Hospitals University NHS Trust , Portsmouth, PO6 3LY , UK
13. Gynecologic Oncology Department, European Institute of Oncology IRCCS , Milano , Italy
14. Pediatric Oncology Unit, Fondazione IRCCS Istituto Nazionale dei Tumori , Milano , Italy