@article{ref1,
title="Poisoning by mercury from the gastrointestinal canal",
journal="Archiv für toxikologie",
year="1955",
author="Krais, W.",
volume="15",
number="4-5",
pages="202-204",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0003-9446",
doi="",
url="http://dx.doi.org/"
}