1 Department of Dermatology, Miguel Servet University Hospital, Zaragoza, Spain; IIS Aragón, Zaragoza, Spain; Universidad de Santiago de Compostela, Santiago de Compostela, Spain.
2 Department of Dermatology, Miguel Servet University Hospital, Zaragoza, Spain; IIS Aragón, Zaragoza, Spain.
3 Department of Dermatology, Complejo Hospitalario Universitario de Ferrol, Ferrol, Spain.
4 Department of Dermatology, Miguel Servet University Hospital, Zaragoza, Spain; IIS Aragón, Zaragoza, Spain; Universidad de Zaragoza, Zaragoza, Spain. Electronic address: 582073@unizar.es.
5 Department of Dermatology, Miguel Servet University Hospital, Zaragoza, Spain; IIS Aragón, Zaragoza, Spain; Universidad de Zaragoza, Zaragoza, Spain.