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. 2020 Aug 19;12:7427–7437. doi: 10.2147/CMAR.S254139

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© 2020 Shen et al.

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Survival curves of the patients according to whether chemotherapy or targeted therapy was applied in (A) the EGFR group and (B) the control group. Tar/ch=0 represents no targeted or chemotherapy, respectively. The unit of time is a month.