@article{ref1,
title="Continuity and change",
journal="Injury prevention",
year="2008",
author="Johnston, Brian Duncan",
volume="14",
number="1",
pages="1-1",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1353-8047",
doi="10.1136/ip.2007.017897",
url="http://dx.doi.org/10.1136/ip.2007.017897"
}