1. Azienda Ospedaliera Universitaria Meyer Children Hospital, Firenze
2. Pediatric Hematology Oncology, Azienda Ospedaliera Universitaria Integrata, Verona
3. Pediatric Onco-Hematology, Stem Cell Transplantation and Cellular Therapy Division, Regina Margherita Children’s Hospital, Torino
4. Pediatric Hematology Oncology, ARNAS Civico, Palermo
5. Pediatric Hematology Oncology, Trieste
6. Pediatric Oncology Unit, Fondazione IRCCS Istituto Nazionale Tumori, Milano
7. Pediatric Hematology Oncology, Monza
8. Istituto Giannina Gaslini, Torino, Italy