Illicit use of opioid analgesics by high school seniors
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PII: S0740-5472(04)00163-1
doi:10.1016/j.jsat.2004.12.009
© 2005 Elsevier Inc. All rights reserved.
PII: S0740-5472(04)00163-1
doi:10.1016/j.jsat.2004.12.009
© 2005 Elsevier Inc. All rights reserved.