Peran Quiescent Lung Cancer Stem Cell (CSC) dalam Prosesresistans terhadap Agen Epidermal Growth Factor Receptor Tyrosine Kinase Inhibitor (EGFR-TKI) pada Adenokarsinoma Paru dengan Mutasi EGFR Positif = Role of Quiescent Lung Cancer Stem Cells in Epidermal Growth Factor Receptor-Tyrosine Kinase Inhibitor (EGFR- TKI) Resistance in EGFR-Mutant Lung Adenocarcinoma