@article{ref1,
title="Freon as a cause of poisoning",
journal="Nordisk Hygienisk Tidskrift",
year="1958",
author="Dalhamn, T.",
volume="39",
number="11-12",
pages="165-169",
abstract="<p>[Abstract unavailable]</p><p>Language: sv</p>",
language="sv",
issn="0029-1374",
doi="",
url="http://dx.doi.org/"
}