Purpose to explore effect of complex radiography in impacted malposed tooth therapy and appraise its value.

目的探讨综合摄片法在矫治错位阻生牙中的作用及价值评价。

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Objective to analyze the methodology of serum alpha fetoprotein (AFP) assay by chemiluminescent immunoassay (CLIA) and appraise its clinical value.

目的对化学发光免疫分析法(CLIA)测定甲胎蛋白(afp)进行方法学评价。

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Objective To analyse the CT changes of orbit injuries and to appraise its diagnostic value.

目的评价眼眶外伤的CT诊断的价值。

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