Retrospective analysis on foreign bodies in children′s digestive tract based on endoscopic treatment
LI Yu-pin, ZENG Ling-chao, LIN Yan, WANG Chun-hui, FANG Xue-juan, WANG Bao-xi, JIANG Xun
journal1 . 2019, (6): 690 -693 .  DOI: 10.11852/zgetbjzz2018-1237