@article{ref1,
title="Research in toxicology of pesticides",
journal="American journal of public health",
year="1963",
author="Upholt, WM",
volume="53",
number="9",
pages="1431-1433",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0090-0036",
doi="",
url="http://dx.doi.org/"
}