1 Department of Dermatology, Antonio Pedro Federal University Hospital, Universidade Federal Fluminense, Av. Jornalista Alberto Francisco Torres 307/601, Icaraí, Niterói, Rio de Janeiro, CEP: 24.230-004, Brazil. mgavazzoni@gmail.com.
2 Department of Dermatology, Fundação Lusíada, Santos, São Paulo, Brazil.
3 Department of Pathology, Antonio Pedro Federal University Hospital, Universidade Federal Fluminense, Av. Jornalista Alberto Francisco Torres 307/601, Icaraí, Niterói, Rio de Janeiro, CEP: 24.230-004, Brazil.
4 Department of Dermatology, Hospital das Clínicas de São Paulo, Universidade de São Paulo, São Paulo, São Paulo, Brazil.
5 Department of Dermatology, Antonio Pedro Federal University Hospital, Universidade Federal Fluminense, Av. Jornalista Alberto Francisco Torres 307/601, Icaraí, Niterói, Rio de Janeiro, CEP: 24.230-004, Brazil.
6 College of Medicine, Antonio Pedro Federal University Hospital, Universidade Federal Fluminense, Niteroi, Rio de Janeiro, Brazil.
7 Center for Dermatology and Hair Diseases Prof Trüeb, Wallisellen, Switzerland.