@article{ref1,
title="Non-back occupational injuries",
journal="American journal of industrial medicine",
year="1992",
author="Shaw, W. S.",
volume="21",
number="6",
pages="903-903",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0271-3586",
doi="",
url="http://dx.doi.org/"
}