1. Department of Dermatology, Aarhus University Hospital, Aarhus, Denmark;
2. LEO Foundation Skin Immunology Research Center, Department of Immunology and Microbiology, University of Copenhagen, Copenhagen, Denmark;
3. Department of Pathology, Zealand University Hospital, Roskilde, Denmark;
4. Department of Molecular Medicine, Aarhus University, Aarhus, Denmark;
5. Regional Public Health Laboratory Kennemerland, Haarlem, The Netherlands;
6. Department of Translational Skin Cancer Research, German Cancer Consortium, Dermatology, University Hospital of Essen, Essen, Germany;
7. Department of Pathology and Laboratory Medicine, University of Pennsylvania, Philadelphia, PA;
8. Division of Rheumatology, Department of Medicine, University of Washington, Seattle, WA;
9. James J. Peters VA Medical Center, Veterans Affairs, Bronx, New York, NY; and
10. Costerton Biofilm Center, University of Copenhagen, Copenhagen, Denmark
11. Department of Biomedicine, Aarhus University, Aarhus, Denmark;