1 Department of Dermatology, Hospital Universitario Infanta Leonor y Virgen de la Torre, Madrid, Spain. Electronic address: elenacondemontero@gmail.com.
2 Centro de Especialidades Vicente Soldevilla, Madrid, Spain.
3 Hospital Italiano de Buenos Aires, Buenos Aires, Argentina.
4 Department of Dermatology, Hospital Universitario Infanta Leonor y Virgen de la Torre, Madrid, Spain.