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a. Prevalence of past 12-month substance use disorders in the total sample: Error bars represent the upper bound of 95% confidence intervals. Detailed results can be found in Supplementary Table 33.
b. Conditional prevalence of past 12-month substance use disorders among past 12-month substance users: Error bars represent the upper bound of 95% confidence intervals. Detailed results can be found in Supplementary Table 33.
