@article{ref1,
title="Carbon monoxide hazard in city traffic. An examination of traffic policemen in three Swedish towns",
journal="Archives of environmental health",
year="1969",
author="Göthe, C. J. and Fristedt, B. and Sundell, L. and Kolmodin, B. and Ehrner-Samuel, H. and Eng, M. C. and Göthe, K.",
volume="19",
number="3",
pages="310-314",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-9896",
doi="",
url="http://dx.doi.org/"
}