TY - JOUR T1 - Incidental, delayed diagnosis of gastric foreign body in a 15-year-old boy JF - Canadian Medical Association Journal JO - CMAJ SP - 1568 LP - 1569 VL - 168 IS - 12 AU - Waleed A. Al-Busairi AU - Fawzi E. Ali Y1 - 2003/06/10 UR - http://www.cmaj.ca/content/168/12/1568.abstract ER -