椎管减压棘突间Coflex置入术治疗L4/5退变性腰椎管狭窄症的5年随访结果
추관감압극돌간Coflex치입술치료L4/5퇴변성요추관협착증적5년수방결과
Result of 5-year follow-up of lumbar spinal decompression plus Coflex interlaminar placement for degenerative lumbar spinal stenosis
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