We currently have lots of “sub-variants” that are direct offspring of Omicron, but they don’t qualify for new Greek letters from the WHO because they aren’t different enough from previous variants of concern.
Why haven’t there been any new variants since…
We currently have lots of “sub-variants” that are direct offspring of Omicron, but they don’t qualify for new Greek letters from the WHO because they aren’t different enough from previous variants of concern.