1. Department of Dermatology Hospital Universitario Son Espases Balearic Islands Spain
2. Department of Dermatology Hospital Sant Joan de Déu Barcelona Spain
3. Department of Dermatology Hospital Regional Universitario de Malaga Málaga Spain
4. Department of Dermatology Hospital de Cruces Barakaldo Spain
5. Department of Dermatology Complejo Hospitalario Universitario de Albacete Albacete Spain