LOS ANGELES, Aug. 30 (Xinhua) -- The amount of SARS-CoV-2 antigen measured in the blood of patients hospitalized with COVID-19 is associated with illness severity and other clinical outcomes, according to a new study published Tuesday.
Researchers from the U.S. National Institute of Allergy and Infectious Diseases and their collaborators analyzed levels of SARS-CoV-2 antigen in blood samples taken from participants in a trial between August 2020 and November 2021, and assessed the association of those levels with disease progression.
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