1 Child Neurology and Psychiatry Unit, Department of Clinical and Experimental Medicine, University of Catania, Via Santa Sofia, 78, 95123, Catania, Italy.
2 Regional Coordinator Centre for Rare Diseases, University Hospital of Udine, Udine, Italy.
3 Laboratory of Molecular Genetics and Biobanks, G. Gaslini Institute, Genova, Italy.
4 Pediatric Unit, Gravina Hospital, Caltagirone, Catania, Italy.
5 Child Neurology and Psychiatry Unit, Department of Clinical and Experimental Medicine, University of Catania, Via Santa Sofia, 78, 95123, Catania, Italy. rbarone@unict.it.
6 Research Unit of Rare Diseases and Neurodevelopmental Disorders, Oasi Research Institute-IRCCS, Troina, Italy. rbarone@unict.it.