TFF3 Drives Hippo-Dependent EGFR-TKI Resistance in Lung Adenocarcinoma Academic Background Lung adenocarcinoma (LUAD) is one of the most common subtypes of non-small cell lung cancer (NSCLC), with frequent mutations in the epidermal growth factor receptor (EGFR). Since 2013, EGFR tyrosine kinase inhibitors (TKIs) such as gefitinib, erlotinib, and o...