@article{ref1,
title="Issues in agricultural health and safety",
journal="American journal of industrial medicine",
year="1990",
author="May, J. J.",
volume="18",
number="2",
pages="121-131",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0271-3586",
doi="",
url="http://dx.doi.org/"
}