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. 2020 Mar 4;3:26. doi: 10.1038/s41746-020-0234-6

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© This is a U.S. government work and not under copyright protection in the U.S.; foreign copyright protection may apply 2020

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Fig. 8 — a Heroin craving, b cocaine craving, and c stress. Details as in Fig. 2. For measures of accuracy, the main effect of cluster is always significant, and, in Tukey pairwise comparisons, nearly all pairs of clusters differ from each other.