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You may be at risk of catching the new subvariants BA.4 or BA.5 even if you had the original omicron, virologist Alex Sigal told DW's Science Unscripted.
You may be at risk of catching new COVID subvariants BA.4 or BA.5 even if you had the original omicron, as virologist Alex Sigal told DW's Science Unscripted.
You may be at risk of catching new COVID subvariants BA.4 or BA.5 even if you had the original omicron, as virologist Alex Sigal told DW's Science Unscripted.
A recent study found that infection from the omicron variant of COVID-19 can decrease the likelihood that an individual will get reinfected with the delta variant.
The first glimmers of data on the Omicron variant of the coronavirus are starting to come in, and the verdict is decidedly mixed. Early experiments