Affiliation: | 1. Department of Dermatology, Hospital de Cabue?es, Gijón, Spain;2. Department of Dermatology, Hospital Infantil San Joan de Déu, Barcelona, Spain;3. Department of Pathology, Hospital de Cabue?es, Gijón, Spain;4. Molecular Medicine Unit, Department of Medicine, University of Salamanca, Salamanca, Spain;5. IBSAL and IBMCC, University Hospital of Salamanca‐University of Salamanca‐CSIC, Salamanca, Spain |