全髋关节置换术与人工股骨头置换术治疗老年人移位性股骨颈骨折的疗效比较
전관관절치환술여인공고골두치환술치료노년인이위성고골경골절적료효비교
Effect total hip arthroplasty and hemiarthroplasty in treatment of displaced femoral neck fractures in elderly
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