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.
ELISA, enzyme-linked immunosorbent assay; RPA-LFD, recombinase polymerase amplification-lateral flow dipstick; PPV, positive predictive value; NPV, negative predictive value.
