@article{ref1,
title="Cannabis: harmless recreation or dangerous drug?",
journal="European journal of public health",
year="2019",
author="Allebeck, Peter",
volume="29",
number="3",
pages="387-387",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1101-1262",
doi="10.1093/eurpub/ckz080",
url="http://dx.doi.org/10.1093/eurpub/ckz080"
}