Department of Dermatology and Venereology, Centro Hospitalar Universitário de São João, Porto, Portugal
Pedro Amoroso Canão
Department of Pathology, Centro Hospitalar Universitário de São João, Porto, Portugal, 3Department of Medicine, Faculty of Medicine, University of Porto, Portugal
Alberto Mota
Department of Dermatology and Venereology, Centro Hospitalar Universitário de São João, Porto, Portugal; Department of Medicine, Faculty of Medicine, University of Porto, Portugal