1. Pediatric Hematology‐Oncology Institute for Maternal and Child Health IRCCS “Burlo Garofolo,” Trieste Italy
2. Pediatric Hematology/Oncology Department Meyer Children's University Hospital Florence Italy
3. Department of Pediatrics Institute for Maternal and Child Health IRCCS “Burlo Garofolo,” Trieste Italy
4. Department of Medicine, Surgery, and Health Sciences University of Trieste Trieste Italy