![What are the Delta, Gamma, Beta and Alpha Covid variants?](https://cdn.newsserve.net/en/knowledge/Lineage-B-_20210324.jpg)
What are the Delta, Gamma, Beta and Alpha Covid variants?
UK officials are keeping a close watch on a new descendent of the Delta variant of Covid.
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UK officials are keeping a close watch on a new descendent of the Delta variant of Covid.
Full Article