@article{ref1,
title="Asymptomatic BB pellet",
journal="Oral surgery, oral medicine, and oral pathology",
year="1976",
author="Cline, R. E. and Hartenian, K. M. and Cina, M. T.",
volume="42",
number="1",
pages="135-136",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0030-4220",
doi="",
url="http://dx.doi.org/"
}