双极股骨头置换和解剖钢板内固定治疗老年不稳定型股骨转子间骨折的临床疗效比较
쌍겁고골두치환화해부강판내고정치료노년불은정형고골전자간골절적림상료효비교
Clinical Efficacy of Bipolar Femoral Head Replacement and Anatomical Plate Fixation in Treatment of Elderly Patients with Unstable Intertrochanteric Fracture