1. Department of Medical, Surgical and Neurological Sciences, Dermatology Section, University of Siena, 53100 Siena, Italy
2. Groupe d’Imagerie Cutanée Non Invasive (GICNI), Société Française de Dermatologie (SFD), 75008 Paris, France
3. Department of Dermatology, Hôpital Erasme, Université Libre de Bruxelles, 1050 Brussels, Belgium
4. Department of Dermatology, University Hospital of St-Etienne, 42270 Saint-Etienne, France
5. Melanoma Unit, Dermatology Department, Hospital Clínic de Barcelona, IDIBAPS, Universitat de Barcelona, 08001 Barcelona, Spain
6. CIBER de Enfermedades Raras, Instituto de Salud Carlos III, 08007 Barcelona, Spain