@article{ref1,
title="Dose-response relationships to cannabis in human subjects",
journal="Pharmacological reviews",
year="1971",
author="Kiplinger, G. F. and Manno, J. E.",
volume="23",
number="4",
pages="339-347",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0031-6997",
doi="",
url="http://dx.doi.org/"
}