| Affiliation: | 1. Department of Dermatology, Venereology and Allergology, St. Josef Hospital, Ruhr University Bochum, Bochum, Germany;2. Department of Gynaecology and Obstetrics, St. Vincenz Hospital, Vestische Caritas Clinics GmbH, Datteln, Germany;3. Department of Dermatology, University Allergy Centre, University of Dresden, Dresden, Germany;4. Allergy Unit, Dermatology Clinic, University Hospital Basel, University of Basel, Basel, Switzerland;5. Department of Allergology, Dermatologikum Hamburg, Hamburg, Germany;6. Department of Dermatology and Allergology, University Medical Center Göttingen, Göttingen, Germany;7. Department of Dermatology and Allergology, Kantonsspital Aarau, Aarau, Switzerland;8. Department of Dermatology, University Hospital of Erlangen, Friedrich-Alexander-University Erlangen-Nuremberg, Erlangen, Germany;9. Department of Dermatology, Saarland University Medical Center, Homburg/Saar, Germany;10. Department of Dermatology and Allergology, Ludwig Maximilians University of Munich, Munich, Germany;11. Centre for Dermatology, Phlebology and Allergology, Hospital Stuttgart, Stuttgart, Germany;12. Institute for Interdisciplinary Dermatological Prevention and Rehabilitation (iDerm), BG Hospital Hamburg, Hamburg, Germany;13. Department of Dermatology, Inselspital, Bern University Hospital, University of Bern, Bern, Switzerland;14. Department of Dermatology, Venerology and Allergology, University of Leipzig, Leipzig, Germany;15. Occupational Dermatology, Department of Dermatology, Ruprecht Karls University of Heidelberg, Heidelberg, Germany;16. Division of Allergy and Immunology, Department of Dermatology, Allergy and Venerology, Charité Universitätsmedizin Berlin, Berlin, Germany;17. Department of Medicine I, St. Josef Hospital, Ruhr University Bochum, Bochum, Germany;18. Information Network of Departments of Dermatology (IVDK), University Medical Center Göttingen, Göttingen, Germany |
