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Aral SO, Hughes JP, Stoner B, Whittington W, Handsfield HH, Anderson RM, Holmes KK.Aral SO, et al. Among authors: hughes jp.Am J Public Health. 1999 Jun;89(6):825-33. doi: 10.2105/ajph.89.6.825.Am J Public Health. 1999.PMID: 10358670Free PMC article.