Affiliation: | 1. Division of Orthopaedics, Department of Surgery, McMaster University, Hamilton, ON, Canada 2. Hospital for Special Surgery, New York, NY, USA 3. Division of Orthopaedic Surgery, University of Toronto, Toronto, ON, Canada 4. Department of Radiology, McMaster University, Hamilton, ON, Canada 5. Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, ON, Canada
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