CNN.com - RSS Channel - HP HeroPfizer clinical trial reveals how long vaccine immunity may last

Pfizer said its vaccine can protect against Covid-19 for at least six months, but experts say that protection will likely last longer.

April 02, 2021 at 05:10AM https://ift.tt/2PQq4RM said its vaccine can protect against Covid-19 for at least six months, but experts say that protection will likely last longer.