Fig. 3From: PNA clamping-assisted fluorescence melting curve analysis for detecting EGFR and KRAS mutations in the circulating tumor DNA of patients with advanced non-small cell lung cancerProgression-free survival following EGFR-TKI therapy according to the EGFR mutation status in tissue (a) and plasma (b) and the KRAS mutation status in tissue (c) and plasma (d)Back to article page