@article{ref1,
title="Etiology of drug addiction of adolescents",
journal="Nordisk Psykiatrisk Tidsskrift",
year="1970",
author="Varilo, E.",
volume="24",
number="1",
pages="56-71",
abstract="<p>[Abstract unavailable]</p><p>Language: sv</p>",
language="sv",
issn="0029-1455",
doi="",
url="http://dx.doi.org/"
}