1. Department of DermatologyUniversity Medical CenterFriedrich Alexander University Erlangen Germany
2. Paul Ehrlich Institute Langen Germany
3. Charité ‐ Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin, Humboldt University of Berlin, and Berlin Institute of Health, Department of DermatologyVenereology und AllergologyDivision of Evidence‐based Medicine (dEBM) Berlin Germany
4. Department of DermatologyUniversity Medical CenterDresden Technical University Dresden Germany
5. Department of DermatologyUniversity Medical Center Mainz Germany
6. Department of DermatologyVenereology und AllergologyUniversity Medical Center Kiel Germany
7. Dermatology Practice (Dermatologie Reinbek) Reinbek Germany
8. Department of DermatologyVenereology und AllergologySt. Josef HospitalRuhr University Bochum Bochum Germany
9. Institute for OccupationalSocial and Environmental MedicineFriedrich Alexander University of Erlangen‐Nuremberg Erlangen Germany
10. Department of DermatologyUniversity Hospital Jena Jena Germany
11. Information Network of Dermatology Departments in Germany (IVDK)Göttingen University Medical Center Göttingen Germany
12. Institute for Interdisciplinary Dermatological Prevention and Rehabilitation (iDerm)University of Osnabrück Osnabrück Germany
13. Department of Dermatology and VenereologyMartin Luther University Halle‐Wittenberg Halle (Saale) Germany
14. Dermatology Group Practice Duisburg Germany
15. Professor of Dermatology and AllergologyFormer Chairman of the Department of DermatologyRWTH University Aachen Germany
16. Division of Pediatric Dermatology and Allergology, Children's Hospital Auf der Bult Hannover Germany
17. German Allergy and Asthma Foundation (Deutscher Allergie‐ und Asthmabund e.V.) Mönchengladbach Germany
18. Division of Occupational DermatologyDepartment of DermatologyUniversity Medical Center Heidelberg Germany
19. Department of Dermatology and AllergyHannover Medical School Hannover Germany
20. Department of DermatologyVenereology und AllergologyCharité – University Medicine Berlin Germany
21. Institute for Medical InformaticsBiometrics and Epidemiology (IMBE)Medical FacultyFriedrich Alexander University of Erlangen‐Nuremberg Erlangen Germany