@article{ref1,
title="Vitamin D poisoning",
journal="Tidsskrift for den Norske Laegeforening",
year="1954",
author="Andersen, B.",
volume="74",
number="12",
pages="419-420",
abstract="<p>[Abstract unavailable]</p><p>Language: un</p>",
language="un",
issn="0029-2001",
doi="",
url="http://dx.doi.org/"
}