Quick Answer : Can antibody tests tell if someone has been infected with COVID-19?
COVID-19Common questionCan antibody tests tell if someone has been infected with COVID-19?Antibody tests can tell if someone has been infected with COVID-19. But the infected person doesn’t begin producing antibodies immediately. It can take as long as three weeks for a blood antibody test to turn positive. That’s why it is not useful as a […]
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