@article{ref1,
title="How many red flags does it take?",
journal="American journal of nursing",
year="2007",
author="Burgess, Ann Wolbert",
volume="107",
number="1",
pages="28-31",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-936X",
doi="",
url="http://dx.doi.org/"
}