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Jin Y, Lu B, Klein EG, Berman M, Foraker RE, Ferketich AK.Jin Y, et al. Among authors: klein eg.Am J Public Health. 2016 Apr;106(4):679-85. doi: 10.2105/AJPH.2015.303040. Epub 2016 Feb 18.Am J Public Health. 2016.PMID: 26890173Free PMC article.