1. Dermatology Service; Department of Medicine; Memorial Sloan Kettering Cancer Center; New York NY USA
2. Department of Physiopathology and Transplantation; Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico; University of Milan; Milan Italy
3. First Department of Dermatology; Aristotle University; Thessaloniki Greece
4. Dermatologic Unit; Surgical Department; “Infermi” Hospital; Rimini Italy
5. Dermatology Section; Medical Research Institute; University of Buenos Aires; Buenos Aires Argentina
6. Instituto Dermatologico de Jalisco; Guadalajara Jal Mexico
7. Dermatology Center “Dr Ladislao de la Pascua”; Mexico City Mexico
8. Melanoma Unit; Department of Dermatology; Hospital Clinic Barcelona; Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS); Centro de Investigación Biomédica en Red de Enfermedades Raras (CIBERER); University of Barcelona; Barcelona Spain