In a possible warning sign for the US and other Northern Hemisphere countries, Chile's 2022 flu season started much earlier than usual and brought more hospitalizations than during the pandemic, but the effectiveness of the vaccine against hospitalization was estimated to be almost 50%, according to a new study published by the US Centers for Disease Control and Prevention.
#people #years #researchers #vaccination #disease-control #effectiveness #south-carolina #health-officials #million-doses #hospitalizations
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