1. Department of Pediatric Dermatology and AllergologyCenter for Epidermolysis BullosaChildren's Hospital Auf der Bult Hanover Germany
2. Dermatology Group Practice Lübeck Germany
3. Division of Pediatric SurgeryCatholic Children's Hospital Wilhelmstift Hamburg Germany
4. Department of DermatologyVienna Medical University Vienna Austria
5. Center for Pediatric SkinDepartment of Plastic and Reconstructive SurgeryChildren's HospitalZurich University Medical Center Zurich Switzerland
6. Department of Pediatric SurgeryCenter for Vascular MalformationsWerner Forßmann Hospital Eberswalde Germany
7. Division of Burn Injuries, Plastic and Reconstructive SurgeryDepartment of Pediatric SurgeryChildren's Hospital Altona/University Medical Center Eppendorf Hamburg Germany
8. Department of Pediatric SurgeryDr. v. Hauner Children's HospitalLudwig Maximilian University Munich Germany
9. Department of Pediatric SurgeryCharité University Medicine, Virchow Medical Center Berlin Germany
10. Department of Pediatric SurgeryKarlsruhe Medical Center Karlsruhe Germany
11. Department of Pediatric Surgery and Pediatric UrologyChildren's Hospital Amsterdamer Straße Cologne Germany
12. Department of Pediatric Surgery and Pediatric UrologyChildren's Hospital Auf der Bult Hanover Germany
13. Center for Pediatric SkinDivision of Pediatric DermatologyZurich University Children's Hospital, and Department of Dermatology, Zurich University Medical Center Zurich Switzerland
14. Department of DermatologyUniversity Medical Center Tübingen Germany