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枫下家园 / 医药保健 / Pfizer Booster Protection Against Omicron Wanes in Just Weeks, Study Finds
-nazacalines(游戏改变者);
2022-5-13{628}(#14562528@0)+1
Second and third doses of Pfizer’s COVID-19 vaccine provide protection against the Omicron variant for only a few weeks, according to peer-reviewed research published today in JAMA Network Open.
The body’s immune system primarily defends one’s body against infections like bacteria, viruses and parasites. But there are two broad categories of immune deficiency that hampers this defence: tho…
