Search Tag: vaccine
2020 11 Nov
According to the latest reports, the COVID-19 vaccine developed by Pfizer and BioNTech has been tested on 43,500 people in six countries and shows 90% protection within seven days after the second dose. The vaccine, which has been tested in participants in the U.S., Germany, Brazil, Argentina, South Africa and Turkey, could be a real game-changer in...Read more