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. 2020 Apr 1;19(6):3859–3870. doi: 10.3892/ol.2020.11502

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Copyright: © Jiang et al.

This is an open access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non-commercial and no modifications or adaptations are made.

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Figure 4. — Kaplan-Meier survival analyses among advanced EGFR-mutant non-small cell lung cancer. (A) Kaplan-Meier estimates of progression-free survival (11.1 months vs. 7.4 months) of first- or second-generation EGFR-tyrosine kinase inhibitors treatment between patients with and without genetic alterations; (B) Kaplan-Meier estimates of overall survival (NR vs. 32.8 months) of first- or second-generation EGFR-tyrosine kinase inhibitors treatment between patients with and without genetic alterations . NR, not reached; EGFR, epidermal growth factor receptor; HR, hazard ratio.