1. Dermatology Department; Ramon y Cajal Hospital; Madrid Spain
2. Dermatology Department; Universitat de Barcelona; Universitat Internacional de Catalunya; Madrid Spain
3. Dermatology Department; Hospital Universitario Reina Sofía; Instituto Maimónides de Investigación Biomédica (IMIBIC); Córdoba Spain
4. Dermatology Department; Arrixaca-Murcia; Madrid Spain
5. Dermatology Department; Fundación Jiménez Diaz-Madrid; Madrid Spain
6. Dermatology Department; Hospital Virgen Macarena-Sevilla; Madrid Spain
7. Dermatology Department; Complejo Hospitalario Universitario de Granada; Granada Spain
8. Dermatology Department; Grupo Pedro Jaén-Madrid; Madrid Spain
9. Dermatology Department; Hospital Virgen de las Nieves-Granada; Madrid Spain
10. Department of Medicine and Medical Specialties; Faculty of Medicine; University of Alcala