mRNA COVID-19 vaccines are less effective against Omicron infections than other variants. A study suggests that the additional protection offered by the initial booster shot may be reduced among ...
“As we head into the holiday season, we hope these updated data will encourage people to seek out a COVID-19 bivalent booster as soon as they are eligible in order to maintain high levels of ...
July 1 (Reuters) - Coronavirus vaccines tweaked to include the Omicron variant strain can improve protection when used as a booster, the European Medicines Agency and other global health regulators ...
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