@article{ref1,
title="On systematic reviews",
journal="Injury prevention",
year="2007",
author="Kendrick, Denise",
volume="13",
number="4",
pages="219-219",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1353-8047",
doi="",
url="http://dx.doi.org/"
}