1 Department of Hand-, Plastic and Reconstructive Surgery, Microsurgery, Burn Center, BG Center Ludwigshafen, University of Heidelberg, Ludwigshafen, Germany; Department of Hand and Plastic Surgery, University of Heidelberg, Heidelberg, Germany. Electronic address: gabriel.hundeshagen@bgu-ludwigshafen.de.
2 Department of Hand-, Plastic and Reconstructive Surgery, Microsurgery, Burn Center, BG Center Ludwigshafen, University of Heidelberg, Ludwigshafen, Germany; Department of Hand and Plastic Surgery, University of Heidelberg, Heidelberg, Germany.