@article{ref1,
title="Attention problems in first grade and shy and aggressive behaviors as antecedents to later heavy or inhibited substance use",
journal="NIDA research monograph",
year="1989",
author="Kellam, S. and Ialongo, N. and Brown, Helen and Laudolff, J. and Mirsky, A. and Anthony, B. and Ahearn, M. and Anthony, J. and Edelsohn, G. and Dolan, L.",
volume="95",
number="",
pages="368-369",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1046-9516",
doi="",
url="http://dx.doi.org/"
}