1. Dermatology Department of Biotechnological and Applied Clinical Sciences University of L’Aquila L’Aquila Italy
2. Molecular and Pharmaco‐Epidemiology Unit Department of Experimental Oncology IEO European Institute of Oncology IRCCS Milan Italy
3. Dermatology Department of Translational Medicine and Surgery Catholic University of Rome Italy
4. Genetics of Rare Cancers IRCCS Ospedale Policlinico San Martino, and Department of Internal Medicine and Medical Specialties University of Genoa Italy
5. Immunology and Diagnostic Molecular Oncology Unit Veneto Institute of Oncology IOV‐IRCCS Padua Italy
6. Department of Dermatology, Spedali Civili di Brescia University of Brescia Brescia Italy
7. Unit of Cancer Genetics Istituto di Ricerca Genetica e Biomedica (IRGB) CNR Sassari Italy
8. Department of Basic Medical Sciences Neurosciences and Sense Organs University of Bari ‘A. Moro’ Bari Italy
9. Dermatologic Clinic Department of Medical Sciences University of Torino Turin Italy
10. Skin Cancer Unit IRCCS‐IRST Scientific Institute of Romagna for the Study and Treatment of Cancer Meldola and University of Parma Parma Italy
11. Department of Health Sciences University of Florence Florence Italy
12. Division of Melanoma Sarcoma and Rare Cancer IEO European Institute of Oncology IRCCS Milan Italy
13. Melanoma and Sarcoma Unit Department of Surgery Fondazione IRCCS Istituto Nazionale dei Tumori Milan Italy
14. Department of Research Fondazione IRCCS Istituto Nazionale dei Tumori Milan Italy