1. Department of Pathology; Reina Sofía University General Hospital and Murcia University; Murcia Spain
2. Mediteknia Clinic; University Fernando Pessoa Canarias; Medical Pathology Group; ULPGC; Gran Canaria Spain
3. Dermatology Department; Albacete University General Hospital; Albacete Spain
4. Centre for Dermatology Research; University of Manchester; Manchester Academic Health Science Centre & NIHR Manchester Biomedical Research Centre; Manchester U.K.
5. Department of Morphology; University of Las Palmas de Gran Canaria; Gran Canaria Spain