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 Germany
2. Practice Dr. Wilfried Jungkunz Friedberg Germany
3. Department of Dermatology Venereology and Allergology University Hospital Schleswig‐Holstein Campus Lübeck Germany
4. Practice Dr.med. Anya Miller Berlin Germany
5. Department of Dermatology Venereology and Allergology University Hospital Frankfurt Frankfurt am Main Germany
6. Department of Dermatology and Venereology University Hospital Halle (Saale) Germany
7. Institute of Environmental Medicine (IEM) Medical Faculty Augsburg University Hospital Augsburg Germany
8. Department of Dermatology and Allergology Aachen Comprehensive Allergy Center (ACAC) University Hospital of RWTH Aachen Germany