[1] Univ Freiburg, Med Ctr, Fac Med, Dept Dermatol & Venereol, Freiburg, Germany
[2] Karolinska Inst, Dept Med Solna, Div Dermatol & Venereol, Stockholm, Sweden
[3] Karolinska Inst, Ctr Mol Med, Stockholm, Sweden
[4] Tech Univ Munich, Sch Med, Dept Dermatol & Allergy, Munich, Germany
[5] Karolinska Inst, Dept Med Solna, Div Dermatol & Venereol, Stockholm, Sweden