Open Access Research

Is the internal rotation lag sign a sensitive test for detecting hip abductor tendon ruptures after total hip arthroplasty?

Christian Ossendorf, Laurent Bohnert, Nadja Mamisch-Saupe, Daniel Rittirsch, Guido A Wanner, Hans-Peter Simmen, Claudio Dora and Clément ML Werner*

Patient Safety in Surgery 2011, 5:7 doi:10.1186/1754-9493-5-7

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