@article{ref1,
title="Case 1. Gastric outlet obstruction caused by foreign bodies",
journal="Journal of zoo and wildlife medicine",
year="1999",
author="Neiffer, D. L.",
volume="30",
number="1",
pages="173-175",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1042-7260",
doi="",
url="http://dx.doi.org/"
}