@article{ref1,
title="Aggressive behavior in long-term care",
journal="Journal of psychosocial nursing and mental health services",
year="1987",
author="Winger, J. and Schirm, V. and Stewart, D.",
volume="25",
number="4",
pages="28-33",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0279-3695",
doi="",
url="http://dx.doi.org/"
}