News24.com | Covid-19: No data to assess J&J jab's efficacy against Delta variant, Parliament hears
With the highly infectious Delta variant becoming dominant in South Africa, the health department says there is no data yet to assess the efficacy of the Johnson & Johnson vaccine against it.
from News24 Top Stories https://ift.tt/3hlHWhA
from News24 Top Stories https://ift.tt/3hlHWhA
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