Line Plot from Scientific Research

Average intake during within-session fentanyl dose response in females (left) and males (right). Data plotted as the mean ± SEM, unless otherwise indicated. RM two-way ANOVAs in (H). Symbols denote #main effects of dose (H) (#p< 0.05) and multiple comparisons ∗between-subjects (∗p< 0.05) or ‡within-subjects relative to highest dose (‡p< 0.05,‡‡p< 0.01).

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