title: [Evaluation of efficacy of gefitinib on advanced non-small-cell lung cancer(NSCLC) resisted to chemotherapy.].
authors: No.1 Department of Oncology, Affiliated Hospital of Guilin Medical College, Guilin,Guangxi 541001,China. kmfgl@163.com.
authors: Mafei
authors: M
authors: Kang
authors: Zhengxu
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authors: Yang
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authors: Liu
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authors: Meng
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authors: Liao
authors: Meiqing
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authors: Luo
authors: Jiangjiang
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authors: Tu