Fig. 1From: The impact of the tumor shrinkage by initial EGFR inhibitors according to the detection of EGFR-T790M mutation in patients with non-small cell lung cancer harboring EGFR mutationsKaplan-Meier survival curves for PFS. a PFS of all patients (N = 78) on initial EGFR-TKI treatment. b PFS of patients with EGFR-T790M mutation (N = 39) or without EGFR-T790M mutation (N = 39) on initial EGFR-TKI treatmentBack to article page