@article{ref1,
title="Combined visceral and vertebral injuries from lap type seat belts",
journal="Surgery, gynecology and obstetrics",
year="1970",
author="Ritchie, W. P. and Ersek, R. A. and Bunch, W. L. and Simmons, R. L.",
volume="131",
number="3",
pages="431-435",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0039-6087",
doi="",
url="http://dx.doi.org/"
}