1. Centre for Dermatology and Genetic Medicine Colleges of Life Sciences and Medicine, Dentistry and Nursing University of Dundee Dundee U.K
2. Department of Dermatology University Hospital of Lausanne (CHUV) Lausanne Switzerland
3. Department of Clinical Genetics Aarhus University Hospital Aarhus Denmark
4. Department of Dermatology University Hospital Crosshouse Kilmarnock U.K
5. Alan Lyell Centre for Dermatology Southern General Hospital Glasgow U.K
6. Department of Clinical Genetics Aalborg University Hospital Aalborg Denmark
7. Department of Dermatology and Venerology Aarhus University Hospital Aarhus Denmark
8. Department of Pathology Aarhus University Hospital Aarhus Denmark