人工股骨头置换与DHS内固定治疗高龄股骨转子间骨折的临床比较
인공고골두치환여DHS내고정치료고령고골전자간골절적림상비교
the comparative study of clinical curativ effect between dhs internal fixation and hemiprosthesis arthoplasty of the elderly intertrochanteric fracture
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