1. Department of Dermatology Complexo Hospitalario Universitario de Santiago A Coruña Spain
2. Department of Dermatology Complexo Hospitalario Universitario de Ourense Ourense Spain
3. Department of Dermatology Complexo Hospitalario Universitario de Vigo Pontevedra Spain
4. Department of Dermatology Hospital Público do Salnés Pontevedra Spain
5. Department of Pathology Complexo Hospitalario Universitario de Santiago A Coruña Spain