Chen, S. C., S. A. Lowe, J. T. Scales, and R. H. Ansell. 1974. “An In Vitro Experiment to Determine the Efficiency of Fixation of the McKee-Farrar Acetabular Component in Relation to Torsional Force”. Acta Orthopaedica 45 (1-4):429-35. https://doi.org/10.3109/17453677408989165.