1. Department of Plastic and Hand Surgery Burn Unit, Hospital Sankt Georg, Martin-Luther-University Halle-Wittenberg Leipzig Germany
2. Kaplan Hand Institute, Creu Blanca Clinic Barcelona Spain
3. Division of Cell and Developmental Biology Institute of Biology University of Leipzig Leipzig Germany
4. Department of Orthopaedic and Trauma Surgery University Hospital Bonn Bonn Germany
5. Department of Plastic and Hand Surgery Burn Unit, Trauma Center Bergmannstrost, Martin‐Luther‐University Halle‐Wittenberg Halle (Saale) Germany