@article{ref1,
title="Estimation of permanent disability to the back",
journal="Journal - Oklahoma State Medical Association",
year="1967",
author="Shorbe, H. B.",
volume="60",
number="6",
pages="328-329",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0030-1876",
doi="",
url="http://dx.doi.org/"
}