For Coronavirus Testing, the Nose May Not Always Be Best As Omicron spreads, some experts are calling for a switch to saliva-based tests, which may detect infections days earlier than nasal swabs do. https://ift.tt/2XidLiy https://nyti.ms/3eyQv5F

As Omicron spreads, some experts are calling for a switch to saliva-based tests, which may detect infections days earlier than nasal swabs do.

from NYT > Top Stories https://nyti.ms/3qpwt6m
via IFTTT