@article{ref1,
title="Analysis of studies comparing collision-involved drivers and non-involved drivers",
journal="Journal of safety research",
year="1971",
author="Zylman, R.",
volume="3",
number="3",
pages="116-128",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0022-4375",
doi="",
url="http://dx.doi.org/"
}