Maria J. Guimarães, Department of Dermatology and Venereology, Hospital de Braga, Braga, Portugal Carlos Nogueira, Department of Dermatology, Hospital de Braga, Braga, Portugal Catarina Cerqueira, Department of Dermatology, Hospital de Braga, Braga, Portugal Ana G. Lopes, Department of Dermatology,Hospital de Braga, Braga, Portugal Celeste Brito, Department of Dermatology and Venereology, Hospital de Braga, Braga, Portugal Catarina Araújo, Service of Dermatology and Venereology, Hospital de Braga, Braga, Portugal