@article{ref1,
title="Bioweapons treaty under threat",
journal="Nature",
year="2001",
author="Butler, D.",
volume="413",
number="6857",
pages="657-657",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0028-0836",
doi="10.1038/35099691",
url="http://dx.doi.org/10.1038/35099691"
}