@article{ref1,
title="The pharmacology of marihuana",
journal="Medical journal of Australia",
year="1973",
author="Thomas, R. and Chesher, G.",
volume="2",
number="5",
pages="229-237",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0025-729X",
doi="",
url="http://dx.doi.org/"
}