@article{ref1,
title="Abdominal pain: motor vehicle accident",
journal="Pediatric emergency care",
year="2001",
author="Swischuk, L. E.",
volume="17",
number="3",
pages="213-215",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0749-5161",
doi="",
url="http://dx.doi.org/"
}