In a recent study posted to the Lancet preprint* server, researchers assessed the utility of severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) rapid antigen testing (RAT) for patient triage ...

In a recent study posted to the Research Square* preprint server and under consideration at a Nature Portfolio Journal, researchers raised concerns that some severe acute respiratory syndrome ...

Some 50% of people who test positive for Covid-19 on a rapid test after five days of infection are likely no longer contagious, a Journal of the American Medical Association study released on ...

Due to cold temperatures, COVID-19 antigen tests may not yield accurate results if left outside for too long, according to a study in the Journal of Clinical Virology. Still, Ohio State experts say ...