@article{ref1,
title="Methods in exposure assessment. A summary report of work group I",
journal="Journal of exposure analysis and environmental epidemiology",
year="1992",
author="Cadle, S. H. and Rhoden, R. A.",
volume="2",
number="1",
pages="133-136",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1053-4245",
doi="",
url="http://dx.doi.org/"
}