@article{ref1,
title="OSHA modifies hazard communication rule",
journal="Healthcare hazardous materials management: HHMM",
year="1994",
author="",
volume="7",
number="7",
pages="10-12",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1050-575X",
doi="",
url="http://dx.doi.org/"
}