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Nguyen TQ, Ford CA, Kaufman JS, Leone PA, Suchindran C, Miller WC.Nguyen TQ, et al.Am J Public Health. 2006 Jun;96(6):1031-4. doi: 10.2105/AJPH.2005.063248. Epub 2006 May 2.Am J Public Health. 2006.PMID: 16670227Free PMC article.