International Journal of Drug Policy
International Journal of Drug Policy > 2010 > 21 > 4 > 296-301
International Journal of Drug Policy > 2010 > 21 > 4 > 283-288
International Journal of Drug Policy > 2010 > 21 > 5 > 364-380
International Journal of Drug Policy > 2010 > 21 > 5 > 381-389