What does a COVID-19 test involve?
Viral tests look for a current infection with SARS-CoV-2, the virus that causes COVID-19, by testing specimens from your nose or mouth. There are two main types of viral tests and they are a) nucleic acid amplification tests (NAATs) and B) antigen tests. They involve in rapidly detecting the virus so that treatment can begin.
Covid 19 RTPCR, SARS- CoV-2