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Levine MM, Nataro JP, Karch H, Baldini MM, Kaper JB, Black RE, Clements ML, O'Brien AD.Levine MM, et al. Among authors: baldini mm.J Infect Dis. 1985 Sep;152(3):550-9. doi: 10.1093/infdis/152.3.550.J Infect Dis. 1985.PMID: 2863318
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