Pfizer’s COVID-19 vaccine is the first to have data showing that it exceeded the minimum effectiveness threshold set by the Food and Drug Administration for emergency use.
(Image credit: Mark Lennihan/ASSOCIATED PRESS)
By: Joe Palca
Title: Pfizer Says Experimental COVID-19 Vaccine Is More Than 90% Effective
Sourced From: www.npr.org/sections/health-shots/2020/11/09/933006651/pfizer-says-experimental-covid-19-vaccine-is-more-than-90-effective?utm_medium=RSS&utm_campaign=health
Published Date: Mon, 09 Nov 2020 07:59:17 -0500