@article{ref1,
title="Porphyrins as indicators of chemical injury and exposure",
journal="Annals of the New York Academy of Sciences",
year="1987",
author="Silbergeld, E. K.",
volume="514",
number="",
pages="170-171",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0077-8923",
doi="",
url="http://dx.doi.org/"
}