Medical Health Cluster


Effectiveness of Pfizer’s COVID Vaccine for Children Decreases for Omicron

A single dose of the Pfizer vaccine yielded a significant and rapid reduction in the risk of COVID-19 infection in children during the Delta variant period, a preprint study has found from Researchers at King’s College London and ZOE Ltd. However the protective effect was variant-dependent and the benefits “were noticeably less pronounced […]

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