Objective To determine cut-off value of thyrotropin (TSH) for screening of congenital hypothyroidism (CH) of newborn in Changsha city, Hunan province.

目的建立长沙地区新生儿先天性甲状腺功能低下症促甲状腺素筛查的切值。

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Objective To determine the cut-off value of serum neuron-specific enolase (NSE) level for distinguishing small cell lung cancer (SCLC) and non-small cell lung cancer (NSCLC).

目的通过较大样本血清神经元特异烯醇化酶(nse)的检测，确定鉴别小细胞肺癌(SCLC)与非小细胞肺癌(NSCLC) NSE血清水平临界值。

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ROC curve was used to determine the cut-off value of pre-operative metastases prediction.

建立ROC曲线确定术前淋巴结转移预报的界定值。

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ROC curve was used to determine the cut-off value of pre-operative metastases prediction.

建立ROC曲线确定术前淋巴结转移预报的界定值。

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