Health officials use wastewater surveillance to detect early spread and uncover cases missed by traditional testing ...
A heavily mutated variant of the virus that causes Covid-19 appears to be affecting primarily children, scientists say, ...
BA.3.2, aka "cicada," is a highly mutated new COVID variant detected in the U.S.. Here's where it's spreading and what to ...
A COVID-19 variant with a catchy nickname is causing concern, despite making up a small fraction of current cases.
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