@article{ref1,
title="Towards a stress criterion of injury--an example in caudocephalad acceleration",
journal="Journal of biomechanics",
year="1969",
author="King Liu, Y.",
volume="2",
number="2",
pages="145-149",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0021-9290",
doi="",
url="http://dx.doi.org/"
}