Valencak Julia, Ortiz-Urda Susana, Heere-Ress Elisabeth, Kunstfeld Rainer, Base Wolfgang
Department of Dermatology, Division of General Dermatology, University of Vienna, Vienna, Austria.
Int J Dermatol. 2004 Jan;43(1):51-4. doi: 10.1111/j.1365-4632.2004.01832.x.