@article{ref1,
title="Problems encountered in the pharmacovigilance of violence and aggression",
journal="Prescrire International",
year="2014",
author="",
volume="23",
number="150",
pages="154-154",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1167-7422",
doi="",
url="http://dx.doi.org/"
}