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Edwards A, Frederix M, Wisniewski-Dyé F, Jones J, Zorreguieta A, Downie JA.Edwards A, et al.J Bacteriol. 2009 May;191(9):3059-67. doi: 10.1128/JB.01650-08. Epub 2009 Mar 6.J Bacteriol. 2009.PMID: 19270098Free PMC article.