研究设计：评估200例立位及60例俯卧位腰椎平片的Tuffier线水平。

Study Design. The level of Tuffier's line was assessed on 200 standing and 60 prone lumbar radiographs.

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研究设计：评估200例立位及60例俯卧位腰椎平片的Tuffier线水平。

Study Design. The level of Tuffier's line was assessed on 200 standing and 60 prone lumbar radiographs.

youdao