@article{ref1,
title="Health care of people at work-agricultural workers",
journal="Journal of the Society of Occupational Medicine",
year="1977",
author="Smith, David M.",
volume="27",
number="3",
pages="87-92",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0301-0023",
doi="",
url="http://dx.doi.org/"
}