1. Department of Pediatric Oncology and Hematology; University Hospital of Policlinico, Bari; Bari Italy
2. Clinic of Pediatric Hemato-Oncology; Department of Women's and Children's Health; University Hospital of Padova; Padova Italy
3. Pediatric Hematology Oncology; IRCCS Policlinico San Matteo; University of Pavia; Pavia Italy
4. Oncoematologia Pediatrica, Ospedale Meyer; Firenze Italy
5. Ematologia Pediatrica Fondazione MBBM Ospedale San Gerardo; Monza Italy
6. Emato-Oncologia pediatrica; AO Santobono-Pausillipon; Napoli Itlay
7. Pediatric Hematology Oncology; Azienda Ospedaliera Universitaria, Ospedale Santa Maria della Misericordia; Perugia Italy
8. Pediatric Onco-Hematology; Stem Cell Transplantation and Cellular Therapy Division; AOU Città della Salute e della Scienza; Regina Margherita Children Hospital; Turin Italy
9. Pediatric Onco-Hematology Unit; Sant'Anna University Hospital; Ferrara Italy
10. Institute for Maternal and Child Health IRCCS Burlo Garofolo Trieste; Trieste Italy
11. Pediatric Hematology Oncology; Azienda Ospedaliera Universitaria Integrata; Verona Italy