So far the vaccine from Pfizer has been tested on 43,500 people in six countries, with no safety concerns raised.
Click here for original story, First COVID vaccine offers 90% protection, drug company says – CNET
Source: CNET
So far the vaccine from Pfizer has been tested on 43,500 people in six countries, with no safety concerns raised.
Click here for original story, First COVID vaccine offers 90% protection, drug company says – CNET
Source: CNET