@article{ref1,
title="Institute of Psychiatry Department of Child and Adolescent Psychiatry",
journal="Psychological medicine",
year="1976",
author="Rutter, M.",
volume="6",
number="3",
pages="505-516",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0033-2917",
doi="",
url="http://dx.doi.org/"
}