https://www.selleckchem.com/pr....oducts/4-aminobutyri
In conclusion, this study is one of the first reporting real-world data after the initiation of pneumococcal vaccination program in 2014 in Japan. The national PPV23 vaccination program contributed to the reduction of all-cause in-patient days, mortality, and medical expenses in the elderly aged ≥65 years. Further data is warranted to evaluate the contribution from influenza vaccination and protein-conjugate based pneumococcal vaccine. Bordetella pertussis (B. pertussis) infection occasionally causes severe respiratory infec
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