1 Department of Medical and Surgical Neonatology, Bambino Gesù Children's Hospital, Rome, Italy. [email protected].
2 Cliniques Universitaires Saint Luc, Université Catholique de Louvain, Bruxelles, Belgium.
3 Neonatal Intensive Care Unit, G. d'Annunzio University, Chieti, Italy.
4 Department of Medical and Surgical Neonatology, Bambino Gesù Children's Hospital, Rome, Italy.
5 Pediatric Cardiology and Cardiac Arrhythmia/Syncope Complex Unit, Department of Pediatric Cardiology and Cardiac Surgery, Bambino Gesù Children's Hospital, Rome, Italy.