1. Dermatologikum Berlin and SCIderm Research Institute Hamburg Germany
2. Institute for Health Services Research in Dermatology and Nursing (IVDP) University Medical Center Hamburg‐Eppendorf (UKE) Hamburg Germany
3. Institute and Comprehensive Center for Inflammation Medicine University of Lübeck University Hospital Schleswig‐Holstein Campus Lübeck Lübeck Germany
4. Department of Dermatology University Clinic of Frankfurt am Main Frankfurt am Main Germany
5. Eli Lilly and Company and/or one of its subsidiaries Indianapolis IN U.S.A
6. Psoriasis Center Department of Dermatology University Medical Center Schleswig‐Holstein Campus Kiel Kiel Germany