1. Department of Dermatology - General Dermatology and Venereology; Münster University Medical Center; Von-Esmarch-Str. 58 48149 Münster Germany
2. Dermatology Practice am Färberturm; Weißenburger Str. 19 91710 Gunzenhausen Germany
3. Raiffeisenstr. 15; 57482 Wenden OT Dörnscheid Germany
4. In den Dellen 21; 51515 Kürten-Hufe Germany
5. Institute for Human Genetics; Freiburg University Hospital; Breisacher Str. 33 D-79106 Freiburg i. Br. Germany
6. Department of Dermatogenetics; University of Cologne; Weyertal 115b 50931 Cologne Germany
7. Pathology IPH; EM Laboratory; Heidelberg University Hospital; INF 224 , 69120 Heidelberg Germany
8. German Society for Cell Biology/German Cancer Research Center Heidelberg & Mannheim University of Applied Sciences; Im Fuchsloch 18 , 69221 Dossenheim/bei Heidelberg Germany
9. IUF - Leibniz Research Institute for Environmental Medicine; Auf'm Hennekamp 50 40225 Düsseldorf Germany
10. Charité Berlin - University Medicine; Mitte Campus; Outpatient Clinic for Pediatric Dermatology at Mitte Campus; Department of Dermatology; Venereology, and Allergology; Schumannstr. 20-21 10117 Berlin Germany
11. Department of Dermatology; Cologne University Hospital; Kerpener Str. 62 50937 Cologne Germany
12. Department of Dermatology; Venereology and Allergology; University Hospital Schleswig-Holstein; Kiel Campus, Schittenhelmstr. 7 24105 Kiel Germany
13. Department of Dermatology and Venereology; University Medicine Rostock; Strempelstr. 13 18057 Rostock Germany
14. Department of Dermatology; Venereology, and Allergology; Würzburg University Hospital; Josef-Schneider-Str. 2 97080 Würzburg Germany
15. Dermatology Practice Tentrup/Köster-Tentrup; Weberstr. 40 49477 Ibbenbüren Germany
16. EB House Austria; Department of Dermatology; Salzburg Medical Center; Paracelsus Private Medical University; Müllner Hauptstr. 48 A-5020 Salzburg Austria
17. Center for Rare and Genetic Skin Diseases; Department of Dermatology and Allergology; LMU Munich; Frauenlobstr. 9-11 80337 Munich Germany
18. Kirstin Kiekbusch; Straße der Einheit 5d 15749 Mittenwalde/Brusendorf Germany
19. Center for Pediatric and Adolescent Medicine; Liliencronstr. 130 22149 Hamburg Germany
20. Department of Pediatric Dermatology and Allergology; Center for Pediatric and Adolescent Medicine; Children's Hospital Auf der Bult; Janusz-Korczak-Allee 12 30173 Hanover Germany