EGFR and non-small cell lung carcinoma: EMT is one of hallmarks in cancer and plays a crucial role in the development and progression of most solid tumors.36 As a candidate mechanism of drug resistance, EMT plays a crucial role in acquired EGFR‐TKIs resistance as reported by different research groups.37, 38 It has been demonstrated that EMT could be regarded as a predictor of therapy response in patients with NSCLC.