@article{ref1,
title="Los Angeles facility mulls tighter security after gunman shoots 3",
journal="Modern healthcare",
year="1993",
author="de Lafuente, D.",
volume="23",
number="7",
pages="8-8",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0160-7480",
doi="",
url="http://dx.doi.org/"
}