One study in the US modeled a 54% reduction in nonbacteremic pneumococcal pneumonia in adults 65 years and older in states that had achieved over 80% vaccination coverage in children under two years.
Source: wiktionary
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One study in the US modeled a 54% reduction in nonbacteremic pneumococcal pneumonia in adults 65 years and older in states that had achieved over 80% vaccination coverage in children under two years.
Source: wiktionary
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.