@article{ref1,
title="Facial injury: orbital and periorbital trauma",
journal="Journal of the Kansas Medical Society",
year="1969",
author="Nelson, G. D.",
volume="70",
number="11",
pages="447-450",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-8699",
doi="",
url="http://dx.doi.org/"
}