Figure 4. Process of diagnostic testing of COVID.
(A) Molecular testing from nasopharyngeal swab followed by RT-PCR. (B) Serological testing through antibody–antigen interaction from lateral flow immunoassay.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.