Pfizer's CEO says Covid vaccine effectiveness drops to 84% after six months...


CNBC | 2021-07-28 19:47 UTC

Pfizer's vaccine initially protects people 100% of the time against hospitalization, but that falls to low 90% and mid-to-high 80% after 6 months, Bourla said.

By Anonymous Submission on 2021-07-28 20:00 UTC
  • Need an account?  
    or