>"FDA vaccine advisers meet Thursday and Friday of this week to tackle the next round of questions about booster vaccines for Covid-19 -- and they might be seeing the first trickle of data on mix-and-match boosters."
>"FDA vaccine advisers meet Thursday and Friday of this week to tackle the next round of questions about booster vaccines for Covid-19 -- and they might be seeing the first trickle of data on mix-and-match boosters."