Longitudinal trajectories of ketamine use among young injection drug users
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PII: S0955-3959(10)00008-3
doi:10.1016/j.drugpo.2010.01.007
© 2010 Elsevier B.V. All rights reserved.
PII: S0955-3959(10)00008-3
doi:10.1016/j.drugpo.2010.01.007
© 2010 Elsevier B.V. All rights reserved.