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5:27
CBS News
Alexander Tin
COVID testing confusion
Many factors can affect how likely a COVID-19 test is to correctly spot an infection.
Jan 7, 2022
COVID-19 testing Rapid Antigen Test vs PCR Test
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1.1K views | 離 Everyone is talking about COVID tests - PCR, rapid antigen. But what are they, and what's the difference between them? 勞 Worry no more! Here's a video to help you understand the science behind how COVID tests work. To learn more about vaccines, visit: https://www.sciencenorth.ca/give-vaccines-shot | Science North & Dynamic Earth | Facebook
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