@article{ref1,
title="Should the maximum allowable concentration of trichloroethylene and similar substances be reduced?",
journal="Nordisk Hygienisk Tidskrift",
year="1955",
author="Ahlmark, A. and Friberg, L.",
volume="36",
number="7-8",
pages="165-168",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0029-1374",
doi="",
url="http://dx.doi.org/"
}