Institution: | Department of Dermatology, Complejo Hospitalario Universitario, Faculty of Medicine, Santiago de Compostela, Spain, Corresponding author, Departamento de Dermatología, Facultad de Medicina, C/. San Francisco, s/n, 15782 Santiago de Compostela, Spain, tel. +34 981563100, ext. 12246;fax +34 981547094;E-mail: |