1. Department of PsychiatryUniversity of Campania “Luigi Vanvitelli” Naples Italy
2. Child Neuropsychiatry Unit, Department of NeuroscienceI.R.C.C.S. Children Hospital Bambino Gesù Rome Italy
3. Department of Medicine, Surgery and Dentistry 'Scuola Medica Salernitana', Section of NeurosciencesUniversity of Salerno Salerno Italy