@article{ref1,
title="Primary prevention interventions for reducing school violence",
journal="Cochrane database of systematic reviews",
year="2007",
author="Ehiri, J.E. and Hitchcock, L.I. and Ejere, H.O.D. and Mytton, J.A.",
volume="",
number="1",
pages="-",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1465-1858",
doi="10.1002/14651858.CD006347",
url="http://dx.doi.org/10.1002/14651858.CD006347"
}