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Lima J, Caughy M, Nettles SM, O'Campo PJ.Lima J, et al. Among authors: o campo pj.Soc Sci Med. 2010 Oct;71(8):1447-54. doi: 10.1016/j.socscimed.2010.06.022. Epub 2010 Aug 21.Soc Sci Med. 2010.PMID: 20732735Free PMC article.