Covid: Pfizer says booster shot promising against Omicron
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The company says a third dose of its vaccine could improve protection against the new variant.
Full ArticlePublished
The company says a third dose of its vaccine could improve protection against the new variant.
Full ArticleWatch VideoU.S. health officials on Monday cut isolation restrictions for Americans who catch the coronavirus from 10 to five days,..
Studies indicate that booster jabs work well against Omicron - but it's wise to be aware of the possible side effects