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Fussnoten

1 Orthopädische Klinik, Klinikum Dortmund, Mitglied der Fakultät Gesundheit Universität Witten/Herdecke

2 Klinik für Orthopädie, Unfallchirurgie und Sporttraumatologie Köln Merheim

3 Orthopädische Klinik, Klinikum Dortmund