Scientists compare the effectiveness of Pfizer and Sinovac vaccines
One vaccine was 10 times more effective than the other – – People who received the Pfizer vaccine produced 10 times more antibodies than those who received the CoronaVac vaccine. People who receive a COVID vaccine from Pfizer-BioNTech produce 10 times more antibodies than those who opted for Sinovac’s CoronaVac, a Chinese drug. This was … Read more