HomeNDTV News - World-news Delta Still Dominates As More Covid Variants Emerge byashif raza -November 26, 2021 0 Comments A new variant of Covid-19 detected in South Africa known as B.1.1.529 has caused flight bans and a scramble to determine vaccine efficacy. from NDTV News - World-news https://ift.tt/3FOdW8D
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