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Wright JP, Dietrich KN, Ris MD, Hornung RW, Wessel SD, Lanphear BP, Ho M, Rae MN.Wright JP, et al.PLoS Med. 2008 May 27;5(5):e101. doi: 10.1371/journal.pmed.0050101.PLoS Med. 2008.PMID: 18507497Free PMC article.