1. Department of Dermatology Amsterdam UMC Amsterdam The Netherlands
2. Department of Epidemiology and Biostatistics Amsterdam Public Health Research Institute Amsterdam UMC Vrije Universiteit Amsterdam The Netherlands
3. Massachusetts General Hospital Harvard Medical School Boston Boston MA USA
4. Bispebjerg Hospital University of Copenhagen Copenhagen Denmark
5. Department of Dermatology Aarhus University Hospital Aarhus Denmark
6. Department of Dermatology and Venereology Geneva University Hospitals (HUG) Geneva Switzerland
7. SDC – The Skin Doctors’ Center Trieste Italy
8. Department of Dermatology, Venereology and Allergy University of Leipzig Leipzig Germany
9. Department of Dermatology University of Côte d'Azur University Hospital Nice Nice France
10. Centre Méditéranéen de Médecine Moléculaire (C3M) INSERM U1065, team 12 University of Côte d'Azur Nice France