@article{ref1,
title="Cannabinoids Part I--legal policies and physiological effects",
journal="Drug testing and analysis",
year="2013",
author="Kerwin, Jim",
volume="5",
number="1",
pages="20-21",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1942-7603",
doi="10.1002/dta.1440",
url="http://dx.doi.org/10.1002/dta.1440"
}