@article{ref1,
title="Motor vehicle accidents: human causes and injuries sustained. An in-depth study of 35 accidents",
journal="Clinical orthopaedics and related research",
year="1973",
author="Nagel, D. A. and Priest, J. R. and Burton, D. S.",
volume="",
number="92",
pages="239-250",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0009-921X",
doi="",
url="http://dx.doi.org/"
}