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Verani JR, Domingues CM, de Moraes JC; Brazilian Pneumococcal Conjugate Vaccine Effectiveness Study Group.Verani JR, et al.Vaccine. 2015 Nov 17;33(46):6145-8. doi: 10.1016/j.vaccine.2015.10.007. Epub 2015 Oct 24.Vaccine. 2015.PMID: 26469718Free PMC article.