1. Department of Plastic and Hand Surgery, University Hospital of Erlangen, Friedrich-Alexander-University of Erlangen-Nürnberg (FAU), Erlangen, Germany.
2. IZKF Research Group for Experimental Stem Cell Transplantation Medical Clinic and Policlinic II, Center for Experimental Molecular Medicine (ZEMM), University Clinic of Würzburg, Würzburg, Germany.
3. Department of Plastic Surgery, Hand and Burn Surgery, University Hospital of Aachen, RWTH University of Aachen, Germany.
4. Department of Materials Science and Engineering, Institute of Science and Technology of Metals, Friedrich-Alexander-University of Erlangen-Nürnberg (FAU), Erlangen, Germany.
5. Section of Experimental Oncology and Nanomedicine (SEON), Department of Otorhinolaryngology–Head and Neck Surgery, Else Kröner-Fresenius-Stiftung-Professorship, University Hospital Erlangen, Friedrich-Alexander-University Erlangen-Nürnberg (FAU), Erlangen, Germany.
6. Department of Hand, Plastic and Reconstructive Surgery, Burn Center, BG Trauma Center Ludwigshafen, University of Heidelberg, Heidelberg, Germany.