1 Clínica Cepelle. Curitiba, Brazil; Postgraduate Program - Internal Medicine and Health Sciences, Universidade Federal do Paraná. Curitiba, Brazil; Dermatology Service, Hospital Universitário Evangélico Mackenzie, Curitiba, Brazil.
3 Epiphany Dermatology, Dallas, Texas; Texas A&M College of Medicine, Dallas, Texas; Department of Dermatology, The University of Texas at Southwestern Medical Center, Dallas, Texas; Division of Dermatology, Baylor Scott & White, Dallas, Texas. Electronic address: stan.tolkachjov@gmail.com.