股骨近端髓内钉PFN治疗老年股骨粗隆间骨折的疗效观察
고골근단수내정PFN치료노년고골조륭간골절적료효관찰
A Comparative Study of Proximal Femoral Nail and Dynamic Hip Screw for Treatment of Femoral In-tertrochanteric Fractures in Aged Patients
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