Comparative immunogenicity and safety of PCV15 versus PCV13 for pneumococcal serotypes 22 F and 33 F: a systematic review and meta-analysis with meta-regression
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Background: Streptococcus pneumoniae remains a major cause of morbidity and mortality worldwide, particularly among children and older adults. Although 13-valent pneumococcal conjugate vaccine (PCV13) significantly reduced the bu... ...
