New Zealand (NZ) is one of few countries to shift from PCV13 to PCV10. The number of serotype 19A cases in young children and the proportions of isolates that are penicillin-resistant have been steadily increasing since. It is time for NZ to reconsider its choice of pneumococcal vaccine.
Keywords: antimicrobial resistance; pneumococcal conjugate vaccine; pneumococcal disease; serotypes; vaccine preventable diseases.
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