The COVID-19 test conducted by Sema4 detects the presence of SARS-CoV-2 viral RNA in a biological specimen like a nasal swab, throat swab, or saliva sample.
The COVID-19 test conducted by Sema4 detects the presence of SARS-CoV-2 viral RNA in a biological specimen like a nasal swab, throat swab, or saliva sample.