Coronavirus South African Variant
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Pfizer says South African variant could notably cut down vaccine protectionThe company is making investments and talking to regulators about developing an updated version of their mRNA vaccine or a booster shot, if needed.HealthFeb 17, 2021
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WHO panel OKs AstraZeneca’s COVID-19 shot for seniors, use against variantsEven in countries with the S. African variant, "there is no reason not to recommend its use," SAGE's chair, Alejandro Cravioto said Wednesday.HealthFeb 10, 2021
