📍”It’s clear all the signals are that there are groups that need booster shots in a couple of months” says @Bob_Wachter. I agree. The groups most likely are: immunocompromised, have major risk factors, the elderly, and those who had gotten shots earliest.
2) “it’s up in the air… what is clear is that if you got J&J as your first and only shot, you shouldn’t get another J&J, you should get either Pfizer or Moderna” says UCSF chair of medicine, @Bob_Wachter, on need for booster for J&J.
3) Why boosters? Couple reasons: #DeltaVariant is more evasive, vaccinations wane after 6 months, and elderly need more protection. See detailed thread 🧵 on these issues… ⬇️
https://twitter.com/DrEricDing/status/1418669720874721283
4) Boosters—Biden WH Officials Now Expect Vulnerable Americans to Need Booster Shots—The growing consensus that at least some Americans will need a booster is tied in part to research suggesting that Pfizer’s vaccine is less effective after ~6 months nytimes.com/2021/07/23/us/…
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