@article{ref1,
title="The female worker and physically demanding work",
journal="AAOHN journal",
year="1987",
author="Simons, N. M.",
volume="35",
number="5",
pages="235-238",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0891-0162",
doi="",
url="http://dx.doi.org/"
}