1. Department of Dermatology, Medical Faculty and Medical Center University of Freiburg Freiburg Germany
2. Medical Faculty and Medical Center, Institute of Medical Biometry and Statistics University of Freiburg Freiburg Germany
3. Department of Dermatology University of Lübeck Lübeck Germany
4. Department of Dermatology, Venereology and Allergology Charité ‐ Universitätsmedizin Berlin Berlin Germany
5. Clinic and Policlinic for Dermatology and Venereology University Medical Center Rostock Rostock Germany
6. Department of Dermatology, Venereology and Allergology University Hospital Schleswig‐Holstein Kiel Germany
7. Department of Dermatology, Venereology and Allergology University Hospital Göttingen Göttingen Germany
8. Department of Dermatology and Allergy University of Munich LMU Munich Germany
9. Department of Dermatology University Hospital, Technical University Dresden Dresden Germany
10. Department of Pediatrics University of Erlangen‐Nürnberg Erlangen Germany
11. “Interessengemeinschaft Epidermolysis bullosa (IEB) e.V. Debra Deutschland” Biedenkopf Germany
12. Fachbereich Pädiatrie und Pädiatrische Dermatologie/Allergologie Katholisches Kinderkrankenhaus Wilhelmstift Hamburg Germany
13. Medical Faculty and Medical Center, Institute of Human Genetics University of Freiburg Freiburg Germany
14. Department of Dermatology University Hospital Münster Münster Germany
15. Department of Dermatology University of Cologne Cologne Germany
16. Genetikum® Stuttgart Genetic Counselling and Diagnostics Stuttgart Germany
17. Department of Dermatology Northwestern University, Feinberg School of Medicine Chicago Illinois USA