@article{ref1,
title="Ingested foreign bodies migrating to the kidney from the gastrointestinal tract",
journal="Journal of urology",
year="1968",
author="Baird, J. M. and Spence, H. M.",
volume="99",
number="6",
pages="675-680",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-5347",
doi="",
url="http://dx.doi.org/"
}