@article{ref1,
title="Tooth stain due to electric burn",
journal="Oral surgery, oral medicine, and oral pathology",
year="1978",
author="Neiburger, E. J.",
volume="45",
number="2",
pages="178-178",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0030-4220",
doi="",
url="http://dx.doi.org/"
}