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Krueger PM, Bond Huie SA, Rogers RG, Hummer RA.Krueger PM, et al. Among authors: hummer ra.J Epidemiol Community Health. 2004 Mar;58(3):223-30. doi: 10.1136/jech.2003.011874.J Epidemiol Community Health. 2004.PMID: 14966236Free PMC article.