@article{ref1,
title="Poisoned by oxalic acid",
journal="Lancet",
year="1990",
author="Clarke, M. J.",
volume="335",
number="8683",
pages="233-234",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0140-6736",
doi="",
url="http://dx.doi.org/"
}