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Hunt KM, Foster JA, Forney LJ, Schütte UM, Beck DL, Abdo Z, Fox LK, Williams JE, McGuire MK, McGuire MA.Hunt KM, et al. Among authors: beck dl.PLoS One. 2011;6(6):e21313. doi: 10.1371/journal.pone.0021313. Epub 2011 Jun 17.PLoS One. 2011.PMID: 21695057Free PMC article.