Nostril swab best way to test for COVID-19, study finds
Vaccines have up to 90% efficacy against severe COVID-19 for up to six months
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3 June 2022Nostril swab best way to test for COVID-19, study finds
In a new study, Cornell researchers found that nasopharyngeal swabs—taken from far back inside the nostril—were more effective at detecting COVID-19 than saliva tests or swabs just inside the nostril or under the tongue.
