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.
*COVID-19 severity was assessed based on both the FDA and WHO COVID-19 criteria. Information as per the last follow-up. Numbers in parenthesis show—(patients hospitalized; patients requiring ventilation or ICU admission). FDA = US Food and Drug Administration; ICU = intensive care unit; WHO = World Health Organization.
