Affiliation: | Department of Dermatology, Medical School of the University of Passo Fundo, Brazilian Center for Dermatological Studies, Porto Alegre, RS, Brazil;, Brazilian Center for Dermatological Studies, Porto Alegre, RS, Federal University of Rio Grande do Sul, Brazil;, Brazilian Society of Dermatology, Fellow in Training for Master Degree in Medical Sciences of the Federal University of Rio Grande do Sul, Brazilian Center for Dermatological Studies, Porto Alegre, RS, Brazil |