@article{ref1,
title="Button battery ingestions in children",
journal="Pediatric emergency care",
year="1993",
author="Sheikh, A.",
volume="9",
number="4",
pages="224-229",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0749-5161",
doi="",
url="http://dx.doi.org/"
}