Figure 4.

Ladder Graph of Normalized Unadjusted and Adjusted Abuse Risk Estimates for the Prescription Opioid Compounds and Formulations Excluding Methadone. This figure presents the same data as Figure 3 albeit without methadone in order to present clearly the impact of removing methadone from the analyses.

Butler et al. Harm Reduction Journal 2011 8:29   doi:10.1186/1477-7517-8-29
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