1. Dermatology Department; Toledo Hospital Complex; 45071 Toledo Spain
2. Dermatology Department, University Hospital of Guadalajara; 19002 Guadalajara Spain
3. Medicine and Medical Specialties Department, Alcalá de Henares University; 28801 Alcalá de Henares Spain
4. Dermatology Department, Morales Meseguer Hospital; 30008 Murcia Spain
5. Dermatology Department, Alicante General Hospital; 03010 Alicante Spain