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1 Center for Dermatology and Hair Diseases Professor Trüeb, Wallisellen, Switzerland.
2 University of Zurich, Zurich, Switzerland.
3 Department of Dermatology, Universidade Federal Fluminense, Centro de Ciências Médicas, Hospital Universitário Antonia Pedro, Niterói-Rio de Janeiro, Brazil.
1 Center for Dermatology and Hair Diseases Professor Trüeb, Wallisellen, Switzerland.
2 University of Zurich, Zurich, Switzerland.
3 Department of Dermatology, Universidade Federal Fluminense, Centro de Ciências Médicas, Hospital Universitário Antonia Pedro, Niterói-Rio de Janeiro, Brazil.