@article{ref1,
title="An evaluation instrument to appraise knowledge and behavior regarding use of stimulants and depressants",
journal="Research quarterly",
year="1968",
author="Pollock, M. B.",
volume="39",
number="3",
pages="662-667",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0034-5377",
doi="",
url="http://dx.doi.org/"
}