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BACKGROUND We studied nasopharyngeal (NP) colonization in a cohort of children to determine the impact of viral upper respiratory infections (URIs) on nonpneumococcal α-hemolytic streptococci (AHS)(More)
During a 5-year prospective study of nasopharyngeal (NP) colonization and acute otitis media (AOM) infections in children during the 7-valent pneumococcal conjugate vaccine (PCV) era (July 2006-June(More)
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