@article{ref1,
title="Illness and fatal road traffic accidents",
journal="Journal of traffic medicine",
year="1994",
author="Pikkarainen, Jarmo and Penttila, Antti and Hantula, L.",
volume="22",
number="",
pages="20-30",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0345-5564",
doi="",
url="http://dx.doi.org/"
}