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pneumococcal vaccine

 

Definition: vaccine composed of purified capsular polysaccharide antigen from 23 types of Streptococcus pneumoniae (representing those types responsible for most of the reported pneumococcal diseases in the U.S.); some types have been conjugated with protein to make them antigenic for children younger than 2 years of age.

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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