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Showing results for "#BA.2"
Study explains why Omicron variants continue to spread
The first Omicron variant, designated BA.1 has been followed by a series of variants, each with mutations with increased ability to infect and spread.
No new variants of Covid identified in TN: Health Dept
11 March 2023 9:48 AMBA.5 variant cases are about six per cent in the State, while the Delta variant and Ba.2.75 is prevalent four and three per cent respectively.