1. Department of Dermatology University Hospital Augsburg Augsburg Germany
2. Department of Dermatology University of Modena and Reggio Emilia Modena Italy
3. Department of Dermatology Zealand University Hospital Roskilde Denmark
4. Health Sciences Faculty University of Copenhagen Copenhagen Denmark
5. CMB Collegium Medicum Berlin Berlin Germany
6. Michelson Diagnostics Maidstone UK