@article{ref1,
title="Heavy metal poisoning and its laboratory investigation",
journal="Annals of clinical biochemistry",
year="1999",
author="Baldwin, D. R. and Marshall, W. J.",
volume="36",
number="3",
pages="267-300",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0004-5632",
doi="",
url="http://dx.doi.org/"
}