John Harwood @JohnJHarwood
RT @MarcGoldwein: I hope this is right. I suspect we will have annual boosters, however, at least for some groups. Why do I suspect this… — PolitiTweet.org
Prof Peter Hotez MD PhD @PeterHotez
I explained why this 3rd immunization might be it for a while, a booster to correct waning immunity from 2 closely… https://t.co/V44JzJKUXC