@article{ref1,
title="NIOSH recommendations for occupational safety and health standards 1988",
journal="MMWR: Morbidity and mortality weekly report",
year="1988",
author="",
volume="37",
number="Suppl 7",
pages="1-29",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0149-2195",
doi="",
url="http://dx.doi.org/"
}