1. Neonatal Intensive Care Unit, A.O. Policlinico G. Rodolico–San Marco, Catania, Italy.
2. Unit of Pediatrics, Neonatology and Neonatal Intensive Care, and Pediatric Emergency, AOU “Policlinico,” PO “San Marco”, University of Catania, Catania, Italy.
3. Postgraduate Programme in Pediatrics, Department of Clinical and Experimental Medicine, University of Catania, Catania, Italy.
4. Unit of Rare Diseases of the Nervous System, Section of Pediatrics and Child Neuropsychiatry, A.U.O. Policlinico-Vittorio Emanuele Catania, Catania, Italy.