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Peterson LR, Gerding DN, Johnson MM, Cherne JE, Opfer BJ, Hall WH.Peterson LR, et al. Among authors: hall wh.Antimicrob Agents Chemother. 1980 Jan;17(1):20-3. doi: 10.1128/AAC.17.1.20.Antimicrob Agents Chemother. 1980.PMID: 7352748Free PMC article.