@article{ref1,
title="Radiation accidents with dental X-ray apparatus",
journal="Den Norske Tannlaegeforenings Tidende",
year="1981",
author="Backe, S.",
volume="91",
number="14",
pages="501-504",
abstract="<p>[Abstract unavailable]</p><p>Language: no</p>",
language="no",
issn="0029-2303",
doi="",
url="http://dx.doi.org/"
}