4Taylor RB. Esophageal foreign bodies. Emerg Med Clin North Am 1987, 5:301-311.
5Lai AT, Chow TL, Lee DT, Kwok SP. Risk factors predicting the development of complications after foreign body ingestion. Br J Surg 2003, 90:1531-1535.
6Li ZS, Sun ZX, Zou DW, Xu GM, Wu RP, Liao Z. Endoscopic management of foreign bodies in the upper-GⅠ tract: experience with 1088 cases in China. Gastrointest Endosc 2006, 64:485-492.
7Sung SH, Jeon SW, Son HS, Kim SK, Jung MK, Cho CM, Tak WY, Kweon YO. Factors predictive of risk for complications in patients with oesophageal for- eign bodies. Dig Liver Dis 2011, 43:632-635.
8Orji FT, Akpeh JO, Okolugbo NE. Management of esophageal foreign bodies: experience in a develop- ing country. World J Surg 2012, 36:1083-1088.
9Wu WT, Chiu CT, Kuo CJ, Lin CJ, Chu YY, Tsou YK, Su MY. Endoscopic management of suspected esophageal foreign body in adults. Dis Esophagus 2011, 24:131-137.
10Hachimi-Ⅰdrissi S, Come L, Vandenplas Y. Manage- ment of ingested foreign bodies in childhood: our experience and review of the literature. Eur J Emerg Med 1998, 5:319-323.