超声内镜技术在消化道早癌诊治中的应用
杨婕琳1,彭娜2,赵东强2
Endoscopic ultrasonography  in diagnosis of early gastrointestinal carcinoma
Yang Jielin1, Peng Na1, Zhao Dongqiang2
临床荟萃 . 2017, (11): 925 -928 .  DOI: 10.3969/j.issn.1004-583X.2017.11.002