As Omicron spreads, some experts are calling for a switch to saliva-based tests, which may detect infections days earlier than nasal swabs do.
Published: January 14, 2022 at 06:44PM
from NYT Health https://ift.tt/3GuAGuZ
As Omicron spreads, some experts are calling for a switch to saliva-based tests, which may detect infections days earlier than nasal swabs do.
Published: January 14, 2022 at 06:44PM
from NYT Health https://ift.tt/3GuAGuZ