@article{ref1,
title="Stimulant effects on cooperation and social interaction between hyperactive children and their mothers",
journal="Journal of child psychology and psychiatry",
year="1978",
author="Humphries, T. and Kinsbourne, M. and Swanson, J.",
volume="19",
number="1",
pages="13-22",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0021-9630",
doi="",
url="http://dx.doi.org/"
}