Objective: to study retrospectively the rate of early dislocation following total hip joint replacement (THR) and related factors during 21 years.
目的：回顾性研究21年来行全髋关节置换术的早期脱位率与相关因素。
Objective: to study retrospectively the rate of early dislocation following total hip joint replacement (THR) and related factors during 21 years.
目的：回顾性研究21年来行全髋关节置换术的早期脱位率与相关因素。
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