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1 文献类型治疗2 证据水平1b,3a3 文献来源①Tester WJ, Stephenson P, Langer C J, et al.ECOG 1599: Randomized phase Ⅱ study of paclitaxel/carboplatin or gemcitabine/cisplatin in performance status (PS) 2 patients with advanced non-small cell lung cancer (NSCLC)[J]. Journal