@article{ref1,
title="The motorcycle accident: a growing problem",
journal="Journal of trauma",
year="1971",
author="Morton, J. H. and Clark, D. W.",
volume="11",
number="3",
pages="230-237",
abstract="Abstract unavailable.",
language="",
issn="0022-5282",
doi="",
url="http://dx.doi.org/"
}