@article{ref1,
title="Letter: Danger from powder fire-extinguishers",
journal="Deutsche Medizinische Wochenschrift",
year="1976",
author="Weichardt, H.",
volume="101",
number="11",
pages="430-431",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0012-0472",
doi="",
url="http://dx.doi.org/"
}