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. 2019 Sep 14;14:168. doi: 10.1186/s13014-019-1376-z

Fig. 2.

Fig. 2

The Kaplan-Meier analysis showing the intracranial progression-free survival of all patients. a survival of patients who received WBRT compared with those who did not; b survival of patients who received EGFR-TKIs compared with those who did not; c survival of patients who received WBRT plus EGFR-TKIs compared with those who received EGFR-TKIs alone