1. Department of Dermatology and Venereology University of Turku Turku Finland
2. Department of Dermatology Turku University Hospital Turku Finland
3. Department of Cell Biology and Anatomy Institute of Biomedicine, University of Turku Turku Finland
4. Department of Clinical Medicine University of Turku Turku Finland
5. Department of Medical and Clinical Genetics University of Helsinki Helsinki Finland
6. Department of Clinical Genetics HUSLAB and Helsinki University Central Hospital Helsinki Finland