1. SCT Unit‐ Paediatric Haematology, Oncology DepartmentIRCCS Istituto Giannina Gaslini Genova Italy
2. Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics, and Maternal and Children's SciencesUniversity of Genova Genova Italy
3. Epidemiology and Biostatistics UnitIRCCS Istituto Giannina Gaslini Genova Italy
4. Pediatric Pulmonology UnitIRCCS Istituto Giannina Gaslini Genova Italy
5. Infectious Diseases UnitIRCCS Istituto Giannina Gaslini Genova Italy
6. Department of RadiologyIRCCS Istituto Giannina Gaslini Genova Italy