1. Departments of Department of Dermatology Venereology Allergology Immunology Dessau Medical Center Brandenburg Medical School Theodor Fontane Dessau Germany
2. Department of Plastic, Aesthetic and Hand SurgeryInterdisciplinary Center for Treatment of Chronic WoundsDessau Medical Center Dessau Germany
3. Institut of Applied Bio‐Sciences and Process Management University of Applied Science Anhalt Koethen Germany
4. Faculty of Medicine Universitaetsklinikum Hamburg‐Eppendorf (UKE) Hamburg Germany
5. The Unit of Plastic Surgery Carmel Medical Center and the Bruce Rapapport Faculty of Medicine – Technion Haifa Israel