[1] Univ Hosp Regensburg, Dept Plast Hand & Reconstruct Surg, Regensburg, Germany
[2] Harvard Med Sch, Brigham & Womens Hosp, Dept Surg, Div Plast Surg, Boston, MA USA
[3] Tech Univ Munich, Dept Plast Surg & Hand Surg, Klinikum Rechts Der Isar, Munich, Germany
[4] Yale Sch Med, Dept Surg, Div Plast Surg, New Haven, CT USA
[5] Regensburg Univ Appl Sci, Fac Appl Social & Hlth Sci, Regensburg, Germany
[6] Univ Regensburg, Fac Law, Regensburg, Germany
[7] Univ Augsburg, Fac Law, Augsburg, Germany
[8] Univ Hosp Regensburg, Dept Plast Hand & Reconstruct Surg, Franz Josef Strauss Allee 11, D-93053 Regensburg, Germany