@article{ref1,
title="Controlling dangerous dogs",
journal="New Zealand medical journal",
year="1997",
author="Langley, John Desmond",
volume="110",
number="1056",
pages="427-428",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0028-8446",
doi="",
url="http://dx.doi.org/"
}