[1] Ludwig Maximilians Univ Munchen, Dept Dermatol & Allergol, Frauenlobstr 9-11, D-80337 Munich, Germany
[2] Heinz Werner Seifert Inst Dermatopathol, Trierer Str 70-72, D-53115 Bonn, Germany
[3] Municipal Hosp Munich, Dept Dermatol, Thalkirchner Str 48, D-80337 Munich, Germany