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Valdés M, Pérez NO, Estrada-de Los Santos P, Caballero-Mellado J, Peña-Cabriales JJ, Normand P, Hirsch AM.Valdés M, et al.Appl Environ Microbiol. 2005 Jan;71(1):460-6. doi: 10.1128/AEM.71.1.460-466.2005.Appl Environ Microbiol. 2005.PMID: 15640222Free PMC article.