COVID-19 Symptoms and Duration of Rapid Antigen Test Positivity at a Community Testing and Surveillance Site During Pre-Delta, Delta, and Omicron BA.1 Periods
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DOI: 10.1001/jamanetworkopen.2022.35844
Abstract: This cross-sectional study compares COVID-19 symptoms during the Omicron BA.1 period with the pre-Delta and Delta variant periods and assesses the duration of rapid antigen test positivity at a walk-up community testing site. read more here.
Keywords: delta; pre delta; rapid antigen; covid symptoms ... See more keywords