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Fichtenberg CM, Jennings JM, Glass TA, Ellen JM.Fichtenberg CM, et al. Among authors: glass ta.J Urban Health. 2010 Mar;87(2):225-235. doi: 10.1007/s11524-009-9425-9. Epub 2010 Feb 6.J Urban Health. 2010.PMID: 20140533Free PMC article.