[1] St George Dermatol & Skin Canc Ctr, Kogarah, NSW, Australia
[2] Oregon Med Res Ctr, Portland, OR USA
[3] Aarhus Univ Hosp, Dept Dermatol, Aarhus, Denmark
[4] Royal Free London NHS Fdn Trust, London, England
[5] Queens Univ, SKiN Ctr Dermatol, Peterborough, ON, Canada
[6] Prob Med Res, Peterborough, ON, Canada
[7] Johannes Gutenberg Univ Mainz, Dept Dermatol, Univ Med Ctr, Mainz, Germany
[8] Dermatol Inst & Skin Care Ctr, Santa Monica, CA USA
[9] Univ Calif Los Angeles, David Geffen Sch Med, Div Dermatol, Los Angeles, CA USA
[10] UCB Pharma, Brussels, Belgium
[11] Univ Hosp Verona, Verona, Italy