@article{ref1,
title="Single track vehicle injuries",
journal="Alaska medicine",
year="1963",
author="Kettelkamp, D. B. and Mills, W. J.",
volume="5",
number="",
pages="87-90",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-4538",
doi="",
url="http://dx.doi.org/"
}