@article{ref1,
title="Gas chromatographic determination of hypnotics in biological materials combined with purification procedure using gel filtration",
journal="Journal of forensic sciences",
year="1970",
author="Maeba, Y.",
volume="15",
number="1",
pages="92-109",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-1198",
doi="",
url="http://dx.doi.org/"
}