1. Department of Dermatology, Instituto de Investigación Sanitaria (IIS) La Fe, Hospital Universitario y Politécnico La Fe, Valencia, España
2. Department of Dermatology, Hospital Universitario Virgen de las Nieves, Granada, Spain
3. Department of Dermatology, Institute for Biomedical Research (IBSAL), Complejo Asistencial Universitario de Salamanca, Salamanca, Spain
4. Department of Pathology, Institute for Biomedical Research (IBSAL), Complejo Asistencial Universitario de Salamanca, Salamanca, Spain