1. Department of Dermatology, Venereology and Allergology, Division of Evidence‐based Medicine (dEBM) Charité – Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt‐Universität zu Berlin Berlin Germany
2. Department of Dermatology and Venereology Vivantes Klinikum Neukölln Berlin Germany
3. Department of Dermatology and Allergy Biederstein Technical University Munich, School of Medicine Munich Germany
4. Department of Dermatology Technische Universität Dresden, Carl Gustav Carus Faculty of Medicine Dresden Germany
5. Department of Dermatology University Hospital Heidelberg Heidelberg Germany
6. Department of Dermatology Universitätsklinikum Tübingen Tübingen Germany
7. Department of Dermatology, Venereology and Allergology Universitätsklinikum Würzburg Würzburg Germany
8. Department of Dermatology RWTH Aachen University Aachen Germany
9. Department of Dermatology, German Center for Immunotherapy, Deutsches Zentrum Immuntherapie Friedrich Alexander University Erlangen‐Nürnberg (FAU), Universitätsklinikum Erlangen Erlangen Germany
10. Department of Dermatology, Venereology and Allergology Goethe Universität Frankfurt am Main, Universitätsklinikum Frankfurt Frankfurt am Main Germany
11. Institute for General Practice, Evidence‐based Medicine Frankfurt Goethe Universität Frankfurt am Main, Universitätsklinikum Frankfurt Frankfurt am Main Germany
12. Department of Dermatology Universität zu Köln Köln Germany
13. Department of Dermatology University Medical Center Göttingen Göttingen Germany
14. German Cancer Research Center (DKFZ) Skin Cancer Unit Heidelberg Germany
15. Department of Dermatology, Venereology and Allergology Ruprecht‐Karl University of Heidelberg, Mannheim, University Medical Center Mannheim Mannheim Germany