@article{ref1,
title="The causes and costs of absence from work after injury",
journal="Annals of physical medicine",
year="1969",
author="Goodwill, C. J. and Bridges, P. K. and Gardner, D. C.",
volume="10",
number="4",
pages="180-186",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0365-5547",
doi="",
url="http://dx.doi.org/"
}