For Coronavirus Testing, the Nose May Not Always Be Best
https://www.nytimes.com/2022/01/14/health/saliva-testing-coronavirus-omicron.html
As Omicron spreads, some experts are calling for a switch to saliva-based tests, which may detect infections days earlier than nasal swabs do.
For Coronavirus Testing, the Nose May Not Always Be Best
Jan 14, 2022, 7:26pm UTC
https://www.nytimes.com/2022/01/14/health/saliva-testing-coronavirus-omicron.html
>As Omicron spreads, some experts are calling for a switch to saliva-based tests, which may detect infections days earlier than nasal swabs do.