@article{ref1,
title="Dependence on barbiturates and other sedative drugs",
journal="JAMA journal of the American Medical Association",
year="1965",
author="Altman, I. and Kroeger, H. H. and Clark, D. A. and Johnson, A. C. and Sheps, C. G.",
volume="193",
number="",
pages="673-677",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0098-7484",
doi="",
url="http://dx.doi.org/"
}