Bivalent COVID vaccine increases protection against emergency, urgent care for young kids --study

Bivalent COVID vaccine boosts protection against emergency, urgent care in young kids Quinn Dombrowski / Flickr cc CIDRAP

A dose of bivalent (two-strain) mRNA COVID-19 vaccine booster pushed effectiveness against emergency or urgent care (ED/UC) to 80% among preschool children, compared with 46% after two Moderna monovalent (single-strain) doses and 70% after three monovalent Pfizer/BioNTech doses.

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