1. Division for Dermatooncology; Department of Dermatology; University Hospital Tuebingen; Tuebingen Germany
2. Department of Skin Oncology/Dermatology; Comprehensive Cancer Centre; Saitama Medical University International Medical Centre; Saitama Japan
3. Central Malignant Melanoma Registry; University Hospital Tuebingen; Tuebingen Germany
4. Department of Dermatology; University Hospital Wuerzburg; Wuerzburg Germany
5. Department of Dermatology; University Hospital Erlangen; Erlangen Germany
6. Skin Cancer Centre; Department of Dermatology; University Hospital Halle; Halle Germany
7. Department of Dermatology; University Hospital Magdeburg; Magdeburg Germany
8. Skin Cancer Centre; Department of Dermatology; Charité Berlin; Berlin Germany
9. Department of Dermatology and Allergology; Hospital Dresden Friedrichsstadt; Dresden Germany
10. Department of Dermatology and National Centre for Tumour Diseases; University Hospital Heidelberg; Heidelberg Germany
11. Skin Cancer Centre; Department of Dermatology and Allergy; Hannover Medical School; Hannover Germany
12. Department of Dermatology; University Hospital Mannheim; Mannheim Germany
13. Departments of Dermatology, Venereology, Allergology and Immunology; Dessau Medical Centre; Medical University of Brandenburg; Dessau Germany