1. Department of Hand, Plastic, and Reconstructive Surgery, BG Trauma Center Ludwigshafen, University of Heidelberg, Ludwigshafen, Germany.
2. Department of Hand, Plastic, and Reconstructive Surgery, University of Heidelberg, Heidelberg, Germany.
3. German Institute for Cell and Tissue Replacement, Berlin, Germany.
4. Department of Plastic, Hand and Reconstructive Surgery, University Hospital Regensburg, Regensburg, Germany.
5. Division of Plastic and Reconstructive Surgery, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts, USA.
6. Department of Hand, Plastic, and Reconstructive Surgery, University of Freiburg, Freiburg, Germany.
7. Department of Microvascular Biology and Pathobiology, European Center for Angioscience (ECAS), Medical Faculty Mannheim, University of Heidelberg, Mannheim, Germany.
8. Institute for Biological and Chemical Systems, Karlsruhe Institute of Technology (KIT), Campus North, Karlsruhe, Germany.
9. Institute of Pathology, Vincentius Kliniken Karlsruhe, Karlsruhe, Germany.
10. Core Facility Hard Tissue and Biomaterial Research, Karl Donath Laboratory, University Clinic of Dentistry, Medical University of Vienna, Vienna, Austria.
11. Ludwig Boltzmann Institute for Traumatology the Research Center in Cooperation with AUVA, Vienna, Austria.