@article{ref1,
title="The control of new toxic substances",
journal="Occupational health: a journal for occupational health nurses",
year="1977",
author="Levy, L. S.",
volume="29",
number="12",
pages="528-530",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0029-7917",
doi="",
url="http://dx.doi.org/"
}