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Fryer HR, Frater J, Duda A, Roberts MG; SPARTAC Trial Investigators; Phillips RE, McLean AR.Fryer HR, et al. Among authors: mclean ar.PLoS Pathog. 2010 Nov 18;6(11):e1001196. doi: 10.1371/journal.ppat.1001196.PLoS Pathog. 2010.PMID: 21124991Free PMC article.