1. Department of Dermatology University of Brescia Brescia Italy
2. Melanoma Unit, Dermatology Department Hospital Clínic de Barcelona Barcelona Spain
3. Department of Pathology ASST Spedali Civili of Brescia Brescia Italy
4. Department of Dermatology Hôpital Erasme, Université Libre de Bruxelles Brussels Belgium
5. Department of Dermatology, Institut Jules Bordet Université Libre de Bruxelles Brussels Belgium
6. Groupe d'Imagerie Cutanée Non Invasive (GICNI) of the Société Française de Dermatologie (SFD) Paris France
7. Universitat de Barcelona Barcelona Spain
8. IDIBAPS Barcelona Spain