1. Pediatric Clinical Genetics Unit, Department of Public Health and Pediatric Sciences University of Torino and Regina Margherita Children's Hospital, Città della Salute e della Scienza Torino Italy
2. Department of Clinical and Biological Sciences University of Torino Torino Italy
3. Pediatric Dermatology Regina Margherita Children's Hospital, Città della Salute e della Scienza di Torino Torino Italy
4. Department of Biomedical Sciences and Human Oncology (DIMO), Medical Genetics University of Bari “Aldo Moro” Bari Italy