@article{ref1,
title="FDA writes warning letter to users of homemade and illegally imported lasers",
journal="Journal of Refractive Surgery",
year="1996",
author="Waring, G. O.",
volume="12",
number="5",
pages="569-571",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1081-597X",
doi="",
url="http://dx.doi.org/"
}