@article{Edman_2014,
title={The Swedish Drug Problem: Conceptual understanding and Problem Handling,
1839-2011},
volume={31},
ISSN={1458-6126},
url={http://dx.doi.org/10.2478/nsad-2014-0044},
DOI={10.2478/nsad-2014-0044},
number={5–6},
journal={Nordic Studies on Alcohol and Drugs},
publisher={SAGE Publications},
author={Edman,
Johan and Olsson,
Börje},
year={2014},
month=oct,
pages={503–526} }