Eligibility criteria
Condition
Pneumococcal Disease
Sex
Females and Males
Age
2-3 months
Inclusion criteria
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- Infants starting vaccination with 13vPnC in the first 6 months of life who are members
of the Northern California Kaiser Permanente healthcase system and who receive at
least 1 dose of 13vPnC during the study observation period will be included. Infants
must not have had 7vPnC at the time of 13vPnC dose administration.
Exclusion criteria
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- Infants and children who were previously vaccinated with any number of doses of 7vPnC
will be excluded.