Affiliation: | (1) Department of Orthopedics, Westfalian University, Muenster;(2) Department of Orthopedics, Marienkrankenhaus Papenburg, Hauptkanal rechts 75, 26871 Papenburg, Germany;(3) Department of General Surgery and Transplantation, Westfalian University, Muenster;(4) Department of Microbiology, Westfalian University, Muenster |