@article{ref1,
title="Blood cholinesterase activity: Blood cholinesterase levels of persons exposed to organic phosphate pesticides in the agricultural field",
journal="Medical journal of Australia",
year="1974",
author="Simpson, G. R.",
volume="2",
number="24",
pages="869-871",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0025-729X",
doi="",
url="http://dx.doi.org/"
}