目的观察了解吉西他滨单药治疗老年晚期非小细胞肺癌(NSCLC)的临床疗效和毒性反应。

Objective: to evaluate the clinical effect and toxicity of gemcitabine monotherapy in the treatment of elder advanced non-small cell lung cancer (NSCLC).

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目的：评价国产药与进口药盐酸吉西他滨治疗非小细胞肺癌(NSCLC)的疗效、安全性及不良反应。

Objective: To evaluate the curative effect, safety and adverse reaction of domestic and imported gemcitabine hydrochloride in non-small cell lung cancer (NSCLC).

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目的 观察吉非替尼单药治疗对晚期非小细胞肺癌 （NSCLC） 老年患者的效果和安全性。

Objective To evaluate the efficacy and safety of gefitinib in the treatment of elderly patients with advanced non-small cell lung cancer (NSCLC).

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