Button battery burns toddler's esophagus after he accidentally swallowed it, report says
https://healthell.blogspot.com/2020/01/button-battery-burns-toddlers-esophagus.html
Button battery burns toddler's esophagus after he accidentally swallowed it, report says

His family mistakenly believed he threw it back up, and waited another 24 hours before taking him to the hospital.