@article{ref1,
title="Using the Haddon matrix: introducing the third dimension",
journal="Injury prevention",
year="1998",
author="Runyan, Carol S. Wolf",
volume="4",
number="4",
pages="302-307",
abstract="Abstract unavailable.",
language="en",
issn="1353-8047",
doi="",
url="http://dx.doi.org/"
}