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Legleye S, Janssen E, Spilka S, Le Nézet O, Chau N, Beck F.Legleye S, et al. Among authors: beck f.Int J Drug Policy. 2013 Jul;24(4):359-66. doi: 10.1016/j.drugpo.2012.12.007. Epub 2013 Jan 24.Int J Drug Policy. 2013.PMID: 23352334Free article.
Beck F, Legleye S, Chomynova P, Miller P.Beck F, et al.Subst Use Misuse. 2014 Jun;49(7):877-90. doi: 10.3109/10826084.2014.889910. Epub 2014 Mar 10.Subst Use Misuse. 2014.PMID: 24611821