COVID-19 saliva tests appear more effective at detecting the Omicron variant, a recently posted pre-print paper says. Researchers in South Africa tested 382 people who were not sick enough to be hospitalized but still had COVID-19 symptoms. They found that in those...
![Saliva Covid Test Better Than Nasal Swabs To Detect Omicron, Study Says](https://4uhealth.com/wp-content/uploads/2023/05/Covid-19-Coronavirus-Saliva-Collection-PCR-Test-234267306-1080x675.jpg)
Saliva Covid Test Better Than Nasal Swabs To Detect Omicron, Study Says
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