People who've had Pfizer vaccine have fewer antibodies to Delta variant
Published
Levels of protection are five times lower than against the original variant
Full ArticlePublished
Levels of protection are five times lower than against the original variant
Full ArticleCANBERRA, Australia (AP) — The Queensland and Western Australia state governments on Wednesday advised people under age 40 not to..
Watch VideoThe rates of COVID-19 infections and deaths continue to plummet in U.S. And worldwide, cases are down 15%. But the virus..