Comparison of Detection of Epidermal Growth Factor Receptor (EFGR) Gene Mutation in Peripheral Blood Plasma (Liquid Biopsy) with Cytological Specimens in Lung Adenocarcinoma Patients

肺腺癌患者外周血浆（液体活检）中表皮生长因子受体（EFGR）基因突变检测与细胞学标本检测的比较