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Novak CM, Escande C, Gerber SM, Chini EN, Zhang M, Britton SL, Koch LG, Levine JA.Novak CM, et al.PLoS One. 2009 Jun 12;4(6):e5869. doi: 10.1371/journal.pone.0005869.PLoS One. 2009.PMID: 19521512Free PMC article.