@article{ref1,
title="The identification and determination of micrograms of morphine in biological samples",
journal="Journal of forensic sciences",
year="1968",
author="Goldbaum, L. R. and Williams, Michelle A.",
volume="13",
number="2",
pages="253-261",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-1198",
doi="",
url="http://dx.doi.org/"
}