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Stoddard SA, Epstein-Ngo Q, Walton MA, Zimmerman MA, Chermack ST, Blow FC, Booth BM, Cunningham RM.Stoddard SA, et al.Subst Use Misuse. 2015 Feb;50(3):328-39. doi: 10.3109/10826084.2014.980953. Epub 2014 Dec 10.Subst Use Misuse. 2015.PMID: 25493643Free PMC article.