1. Neonatal and Paediatric Intensive Care Unit, M. Bufalini Hospital, AUSL Romagna, 47521 Cesena, Italy
2. Neonatal Intensive Care Unit, Catholic University of Sacred Heart, 00168 Rome, Italy
3. Paediatric Unit, Ferrara University Hospital, 44124 Ferrara, Italy
4. Data Science Department, Mosaic Factor, 08018 Barcelona, Spain
5. Pathology and Oncohematology Department, M. Bufalini Hospital, AUSL Romagna, 47521 Cesena, Italy
6. Department of Critical Care, Maggiore Hospital, 26100 Cremona, Italy