1. Unit of Clinical Genetics; San Camillo-Forlanini General Hospital; Rome Italy
2. Division of Biology and Genetics; Department of Molecular and Translational Medicine; Medical Faculty; University of Brescia; Brescia Italy
3. Biostatistics; San Gallicano Dermatologic Institute; Rome Italy
4. Division of Dermatology; Department of Clinical and Experimental Sciences; Spedali Civili University Hospital,; Brescia Italy
5. Division of Physical Therapy and Rehabilitation; Department of Orthopedic Sciences; Sapienza University; Umberto I University Hospital; Rome Italy