@article{ref1,
title="New approaches to improve road safety. Report of a WHO Study Group",
journal="World Health Organization technical report series",
year="1989",
author="",
volume="781",
number="",
pages="1-62",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0512-3054",
doi="",
url="http://dx.doi.org/"
}