1. Department of Dermatology Aarhus University Hospital and Aarhus University Aarhus Denmark
2. Dermatology Department Liège University Hospital Liège Belgium
3. Department of Dermatology and Allergy, Department of Clinical Medicine, Herlev and Gentofte Hospital University of Copenhagen Copenhagen Denmark
4. Department of Dermatology Vaasa Central Hospital Vaasa Finland
5. Department of Dermatology Ghent University Hospital Ghent Belgium
6. Department of Dermatology Oslo University Hospital Oslo Norway
7. Department of Dermatology, University Medical Center Groningen University of Groningen Groningen The Netherlands
8. Department of Dermatology AZ Delta Torhout Belgium
9. Dermatology Health Clinic Oulu Finland
10. Dermatology and Venereology Unit, Department of Medicine Solna Karolinska Institutet and Karolinska University Hospital Solna Sweden
11. Department of Dermatology/Allergology University Medical Center Utrecht Utrecht The Netherlands
12. Vrije Universiteit Brussel (VUB), SKIN Research Group, Department of Dermatology Universitair Ziekenhuis Brussel (UZ Brussel) Brussels Belgium
13. Department of Dermatology Helsinki University Central Hospital Helsinki Finland
14. Department of Obstetrics and Gynecology Aarhus University Hospital Aarhus Denmark
15. Department of Dermatology and Venereology Bispebjerg Hospital Copenhagen Denmark