@article{ref1,
title="Minerva",
journal="British medical journal international edition",
year="1992",
author="",
volume="304",
number="6843",
pages="e1704-e1704",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-8146",
doi="",
url="http://dx.doi.org/"
}