Omicron BA.2 sub-variant more infectious, says Africa CDC

Africa Centre for Disease Control and Prevention, on Thursday, said the Omicron BA.2 sub-variant of COVID-19 appeared to be more infectious than the original BA.1 sub-variant. Head of the Africa CDC, Dr John Nkengasong, said it did not cause more severe disease, citing data from South Africa. He said, “South Africa is reporting that it…

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