@article{ref1,
title="Accidental coin swallowing and sublingual nitroglycerin",
journal="American family physician",
year="1998",
author="Grant, D. H.",
volume="57",
number="11",
pages="2616, 2618-2616, 2618",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-838X",
doi="",
url="http://dx.doi.org/"
}