@article{ref1,
title="Duty to protect and gun control",
journal="American journal of psychiatry",
year="1990",
author="Bloom, J. D.",
volume="147",
number="3",
pages="379-380",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0002-953X",
doi="",
url="http://dx.doi.org/"
}