1. Clinical Genetics Unit, Department of Obstetrics and Pediatrics, Azienda Unità Sanitaria Locale, Arcispedale Santa Maria Nuova, IRCCS, Reggio Emilia, Italy
2. Laboratory of Molecular Biology, Azienda Unità Sanitaria Locale, Arcispedale Santa Maria Nuova, IRCCS, Reggio Emilia, Italy
3. CNAG-CRG, Centre for Genomic Regulation (CRG), Barcelona Institute of Science and Technology (BIST), Barcelona, Spain
4. Laboratory of Human Genetics; Galliera Hospital, Genoa, Italy