Affiliation: | 1. Dermatology Department, Melanoma Unit, Hospital Clinic & IDIBAPS (Institut d'Investigacions Biomèdiques Agustí Pi i Sunyer), Barcelona, Spain;2. Centro Investigación Biomédica en Red en Enfermedades Raras (CIBERER), Barcelona, Spain;3. University of Barcelona, Spain;4. Pathology Department, Hospital Clinic Barcelona, Barcelona, Spain |