Is it necessary to do a PCR after a positive result in the antigen test?

Maria del Mar Tavío Pérez Updated:04/01/2022 13:14h Keep Related news For the diagnosis of SARS-CoV-2 infection they are commonly used two types of viral tests: nucleic acid amplification techniques (NAAT) and antigen detection test. Both allow the detection of the virus in biological samples. The proof PCR amplifies DNA fragments of any origin: viral, bacterial, etc. … Read more