Booster Shots May Be Needed, Drugmakers and Scientists Say
Pfizer’s chief executive said that a third dose was “likely” to be needed within a year of the initial two doses. Here’s the latest on Covid-19.
by ·
Pfizer’s chief executive said that a third dose was “likely” to be needed within a year of the initial two doses. Here’s the latest on Covid-19.
by · Published May 30, 2021
by · Published May 31, 2021
by · Published June 3, 2021