BBCNEWS BBC News November 29, 2021 14:08:00
Variantl i wish i knew the answer to that. ., , ~ ., ~ ., that. we really don't know. what we know is that — that. we really don't know. what we know is that is _ that. we really don't know. what we know is that is a _ that. we really don't know. what we know is that is a distinct _ know is that is a distinct possibility that they will be less effective protection against this variant and we have against the currently dominant variant, which is a delta, and the reason we know that is a possibility is the many genetic changes we have seen in the genetic code of this variant include ones in th...