1. Department of Dermatology University Hospital Zurich Zurich Switzerland
2. Institute for Health Services Research in Dermatology and Nursing (IVDP) University Medical Center Hamburg‐Eppendorf (UKE) Hamburg Germany
3. Department of Dermatology University Hospital Lausanne Lausanne Switzerland
4. Department of Dermatology University Hospital Kiel Kiel Germany
5. Translational Research in Inflammatory Skin Diseases Institute for Health Services Research in Dermatology and Nursing (IVDP) University Medical Center Hamburg‐Eppendorf Hamburg Germany
6. Department of Dermatology and Allergy University Hospital LMU Munich Munich Germany
7. Dr. Phillip Frost Department of Dermatology and Cutaneous Surgery University of Miami Miller School of Medicine Miami FL USA
8. Department of Dermatology University Hospital Basel Basel Switzerland
9. Department of Dermatology Cantonal Hospital Aarau Aarau Switzerland
10. Division of Dermatology and Venereology Geneva University Hospital Geneva Switzerland
11. Institute and Comprehensive Center Inflammation Medicine University of Lübeck Lübeck Germany