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.
Course of illness. Abbreviations: BAL, bronchoalveolar lavage; COVID, coronavirus disease 2019; CT, computed tomography; PCR, polymerase chain reaction; RGEN-COV2, casirivimab and imdevimab; SARS, severe acute respiratory syndrome coronavirus 2; SpO2, oxygen saturation.
