@article{ref1,
title="Cholinesterase risk for Iowa farmers",
journal="Iowa medicine : journal of the Iowa Medical Society",
year="1990",
author="Helmers, S. and Dykstra, J. and Kemp, B.",
volume="80",
number="2",
pages="73-76",
abstract="Exposure to organophosphate insecticides may pose a significant risk in rural populations. The study involved 71 Iowa farmers and 28 agribusiness workers who underwent serial measurements of serum cholinesterase levels prior to and following exposure to organophosphate containing pesticides.<p /><p>Language: en</p>",
language="en",
issn="0746-8709",
doi="",
url="http://dx.doi.org/"
}