BBCNEWS BBC News December 16, 2021 10:35:00
Is very clear — people to make those choices. that is very clear and _ people to make those choices. that is very clear and helpful. thank you. can i move on to more questions about omicron itself and what we do know and what we don't know. one of the things you talked about that we do not yet really have hard data on is the extent to which vaccines will stop you getting seriously ill. so far, as i understand it, the studies seem to show quite a lot of vaccine is given after two doses but much less after a third dose. can i ask if those figures relate to antibody deterioration and t cell det...