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.
Patients with positive molecular results after ≥1 negative result and correlation with time of testing, isolation of infectious virus in cell cultures, and cycle threshold (Ct) value of the diagnostic assay. Abbreviations: ID, identifier; ND, target not detected.
