Updated Covid-19 boosters continue to offer substantial protection even against the rapidly spreading XBB.1.5 subvariant - CNN
- Updated Covid-19 boosters continue to offer substantial protection even against the rapidly spreading XBB.1.5 subvariant CNN
- Updated COVID vaccines prevented illness from latest variants -CDC Yahoo News
- New COVID boosters cut risk of XBB.1.5 infection in half, study finds San Francisco Chronicle
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