Division of Dermatology, Department of Medicine, Tygerberg Academic Hospital, and Stellenbosch University, South Africa; Correspondence to: Division of Dermatology, Department of Medicine, Tygerberg Academic Hospital and Stellenbosch University, Francie Van Zijl Drive, Parow, Cape Town 7500, South Africa.
S. Claasens
Division of Dermatology, Department of Medicine, Tygerberg Academic Hospital, and Stellenbosch University, South Africa
W.I. Visser
Division of Dermatology, Department of Medicine, Tygerberg Academic Hospital, and Stellenbosch University, South Africa
H.F. Jordaan
Division of Dermatology, Department of Medicine, Tygerberg Academic Hospital, and Stellenbosch University, South Africa
J.W. Schneider
Division of Anatomical Pathology, National Health Laboratory Service, Tygerberg Academic Hospital and Stellenbosch University, South Africa
B. Tod
Division of Dermatology, Department of Medicine, Tygerberg Academic Hospital, and Stellenbosch University, South Africa