Tagged as antibody testing

In early April, a report surfaced from South Korea that health officials there saw positive test results from -nearly 100- patients who had previously recovered from COVID-19 and had tested negative. Were these patients reinfected? Was this a relapse or a reactivation of the virus? Could faulty testing be to blame? Scientists and doctors all over the world began investigating. Some Test Positive for...
June 3, 2020