
Nate Silver @NateSilver538
There is *not* robust evidence that vaccine boosters trade off with first doses elsewhere. It is a plausible theory… https://t.co/VzTLp3z7bX — PolitiTweet.org
Nate Silver @NateSilver538
There's still very little evidence that the supply of vaccine doses is finite as opposed to being responsive to inc… https://t.co/lganZ94c1p