@article{ref1,
title="Shortcomings in risk projection",
journal="Environmental health perspectives",
year="1989",
author="Harley, N. H.",
volume="81",
number="",
pages="137-138",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0091-6765",
doi="",
url="http://dx.doi.org/"
}