@article{ref1,
title="Contemplating drug monitoring systems in the light of Australia's "heroin shortage"",
journal="Drug and alcohol review",
year="2003",
author="Topp, Libby and Degenhardt, Louisa and Day, Christopher and Collins, Linette",
volume="22",
number="1",
pages="3-6",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-5236",
doi="10.1080/0959523021000059767",
url="http://dx.doi.org/10.1080/0959523021000059767"
}