Endoscopic ultrasonography in diagnosis of early gastrointestinal carcinoma
1. Department of Gastroenterology, the First Affiliated Hospital of Hebei North University,
Zhangjiakou 075000, China; 2.Department of Gastroenterology, the Second Hospital of
Hebei Medical University, Shijiazhuang 050000, China
Yang Jielin1, Peng Na1, Zhao Dongqiang2. Endoscopic ultrasonography in diagnosis of early gastrointestinal carcinoma[J]. Clinical Focus, doi: 10.3969/j.issn.1004-583X.2017.11.002.