Pfizer Vaccine Nearly 90% Effective Against Delta Variant, Study Shows
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‘Vaccines work, even against variants’
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‘Vaccines work, even against variants’
Full ArticleJERUSALEM (AP) — Israeli health authorities began administering coronavirus booster shots Friday to people over 60 who've already..
WASHINGTON (AP) — Federal health regulators on Wednesday again extended the expiration dates on Johnson & Johnson's COVID-19..