1. Department of Dermatology Hospital Infanta Leonor Madrid Spain
2. Department of Dermatology Hospital Universitario Marqués de Valdecilla Santander Spain
3. Department of Dermatology Hospital Clínico Universitario de Valencia Valencia Spain
4. Department of Dermatology Hospital Royo Villanova Zaragoza Spain
5. Department of Dermatology Hospital Universitario Miguel Servet Zaragoza Spain
6. Department of Dermatology Hospital Universitario 12 de Octubre Madrid Spain
7. Department of Dermatology Hospital Universitario Puerta de Hierro. Majadahonda Madrid Spain
8. Department of Dermatology Hospital Universitario Vall d'Hebrón Barcelona Spain
9. Department of Dermatology Hospital Universitario de la Princesa Madrid Spain
10. Department of Dermatology Hospital Universitari Germans Trias i Pujol (IGTP) UAB Badalona Spain
11. Department of Dermatology Hospital Universitari Mutua Terrassa Terrassa Barcelona Spain
12. Medical Department Amgen Barcelona Spain
13. Department of Dermatology, IIB Sant Pau Hospital de la Santa Creu i Sant Pau Barcelona Spain