@article{ref1,
title="A knife swallowed in prison retrieved at oesophagoscopy",
journal="Medicine, science, and the law",
year="1970",
author="Wray, G. A. and Eldridge, H. W.",
volume="10",
number="2",
pages="85-85",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0025-8024",
doi="",
url="http://dx.doi.org/"
}