@article{ref1,
title="Effects of reduced toxicity of car exhaust",
journal="American journal of public health",
year="1988",
author="Lester, David and Clarke, Ronald Victor Gemuseus",
volume="78",
number="5",
pages="594-594",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0090-0036",
doi="",
url="http://dx.doi.org/"
}