@article{ref1,
title="Self-reported parent and child drug use",
journal="British journal of addiction to alcohol and other drugs",
year="1973",
author="Scherer, S. E.",
volume="68",
number="4",
pages="363-364",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-0890",
doi="",
url="http://dx.doi.org/"
}