Detection of severe acute respiratory coronavirus virus 2 (SARS-CoV-2) in outpatients: A multicenter comparison of self-collected saline gargle, oral swab, and combined oral-anterior nasal swab to a provider collected nasopharyngeal swab
INFECTION CONTROL AND HOSPITAL EPIDEMIOLOGY(2021)
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COVID-19,SARS-CoV-2,nasopharyngeal swab,oral-anterior nasal swab,saline gargle
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