A nationwide questionnaire survey on accidental magnet ingestion in children in Japan.
Ryosuke MiyamotoMasumi OkudaShogo KikuchiHideyuki IwayamaHiroshi HatayaAkihisa OkumuraPublished in: Acta paediatrica (Oslo, Norway : 1992) (2020)
The incidence of accidental magnet ingestion in Japan is estimated to be 50-70 per year. Unwitnessed cases are not uncommon. Multiple magnet ingestion often causes gastrointestinal injury. Many cases of gastrointestinal injury are caused by ingestion of magnetic toys.