1. Department of Psychiatry, Research Laboratory “Vulnerability to Psychotic Disorders LR 05 ES 10” Monastir University Hospital Monastir Tunisia
2. Faculty of Pharmacy University of Monastir Monastir Tunisia
3. Mafalda Luce Center for Pervasive Developmental Disorders Milan Italy
4. Department of Genetics Synlab Suisse SA Bioggio Switzerland
5. Research Coordination and Support Service Istituto Superiore di Sanità Rome Italy
6. Unit of Child Psychiatry Monastir University Hospital Monastir Tunisia
7. Child & Adolescent Neuropsychiatry Program Modena University Hospital & Department of Biomedical, Metabolic and Neural Sciences, University of Modena and Reggio Emilia Modena Italy