Text and Data Mining valid from 2018-07-13
Received: 14 December 2017
Accepted: 3 July 2018
First Online: 13 July 2018
: DKSuperscript removed: MA, research assistant.SPSuperscript removed: MD, departmental head knee surgery.LPHSuperscript removed: MD, senior consultant.MLSuperscript removed: PD, MD, clinical head of research lower extremities, departmental head hip surgery.FMISuperscript removed: PhD, head of research group lower extremities.
: Informed consent was obtained from all individual participants included in the study.
: M. L. reports having received personal fees from Smith & Nephew, Biomed and Pivot, outside the submitted work. All other authors declare that they have no competing interest.
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