1 Department of Plastic Surgery and Handsurgery, Klinikum rechts der Isar, Technische Universität München, Ismaningerstrasse 22, D-81675 Munich, Germany. Electronic address: Daniel.Schmauss@mri.tum.de.
2 Department of Plastic Surgery and Handsurgery, Klinikum rechts der Isar, Technische Universität München, Ismaningerstrasse 22, D-81675 Munich, Germany.