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Fussnoten

1 Orthopädische Universitätsklinik Ulm am RKU, Ulm

2 Donau-Ries Klinik Donauwörth, Klinik für Orthopädie, Unfallchirurgie und Wirbelsäulentherapie, Neudegger Alle 6, 86609 Donauwörth