1. Pediatric Hematology Oncology; Azienda Ospedaliera Universitaria Integrata; Verona Italy
2. Pediatric Infectious Disease; Istituto Giannina Gaslini; Genoa Italy
3. Department of Women's and Children's Health; Clinic of Pediatric Hemato-Oncology; University Hospital of Padova; Padova Italy
4. Pediatric Onco-Hematology; Stem Cell Transplantation and Cellular Therapy Division; AOU Città della Salute e della Scienza; Regina Margherita Childrens Hospital; Turin Italy
5. Pediatric Hematology Oncology; Azienda Ospedaliera Universitaria; Modena Italy
6. Clinic of Pediatrics; San Gerardo Hospital; Monza Italy
7. Pediatric Hematology Oncology; Azienda Ospedaliera Universitaria; Perugia Italy
8. Pediatric Hematology Oncology; IRCCS Policlinico San Matteo; University of Pavia; Pavia Italy
9. Pediatric Hematology Oncology; A.O.U. Policlinico-Vittorio Emanuele Catania; Catania Italy
10. Bone Marrow Transplant Unit; Institute for Maternal and Child Health - IRCCS Burlo Garofolo; Trieste Italy
11. Pediatric Hematology Oncology; Meyer Hospital; University of Florence; Firenze Italy