1 Dermatology Unit, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy.
2 Department of Patophysiology and Transplantation, Università degli Studi di Milano, Milan, Italy.
3 Department of Surgery of Sarcoma, Melanoma and Rare Tumors, IRCCS Humanitas Research Hospital, Rozzano, Italy.
4 Research & Innovation Genetics Srl, Padoa, Italy.
5 Pediatric Dermatology Unit, Department of Clinical Sciences and Community Health, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy.