@article{ref1,
title="Development of a case study method of road accidents in Finland",
journal="Journal of traffic medicine",
year="1992",
author="Hantula, Lasse",
volume="20",
number="1",
pages="27-35",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0345-5564",
doi="",
url="http://dx.doi.org/"
}