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Johnson JR, Murray AC, Gajewski A, Sullivan M, Snippes P, Kuskowski MA, Smith KE.Johnson JR, et al. Among authors: smith ke.Antimicrob Agents Chemother. 2003 Jul;47(7):2161-8. doi: 10.1128/AAC.47.7.2161-2168.2003.Antimicrob Agents Chemother. 2003.PMID: 12821463Free PMC article.