Pfizer remarks in updated data on its COVID-19 vaccine
The headline will make for comfortable reading amid fears that the virus variants will throw a wrench in the works on the global recovery. That said, the trial sample size in South Africa is rather small i.e. 800 participants only.
The headline will make for comfortable reading amid fears that the virus variants will throw a wrench in the works on the global recovery. That said, the trial sample size in South Africa is rather small i.e. 800 participants only.