Curative effect analysis of  endoscopic mucosal resection and endoscopic submucosal dissection in  treatment of colonic thickpedicled polyps
Wang Xianling1, Qiu Zhenyu2, Zhao Zhifeng3
Clinical Focus . 2020, (4): 335 -339 .  DOI: 10.3969/j.issn.1004-583X.2020.04.010