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1文献来源Zhong WZ,Wu YL,Chen KN,et al.CTONG1103:Erlotinib versus Gemcitabine plus Cisplatin as neoadjuvant treatment for stage Ⅲ A-N2 EGFR-mutation positive non-small-cell lung cancer(EMERGING):A randomised study[J].Ann Oncol,2018,29(8S):LBA48_PR.2证据水平1b。3背景Ⅲ