A magnet for extraction of metal foreign body within food bolus-MedSci.cn

A magnet for extraction of metal foreign body within food bolus

Fu, D; Zhu, J; Li, YF

Li, YF (通讯作者)，Yangtze Univ, Dept Gastroenterol, Xiantao First Peoples Hosp, Xiantao City 433000, Hubei, Peoples R China.