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CDC Move To Limit Investigations Into COVID Breakthrough Infections Sparks Concerns

The vaccines for COVID-19 are highly effective, but people can get infected in what appear to be extremely rare cases. The Centers for Disease Control and Prevention has decided only to investigate the cases that result in hospitalization or death. (Image Point FR/NIH/NIAID/BSIP/Universal Images Group via Getty Images)
The vaccines for COVID-19 are highly effective, but people can get infected in what appear to be extremely rare cases. The Centers for Disease Control and Prevention has decided only to investigate the cases that result in hospitalization or death. (Image Point FR/NIH/NIAID/BSIP/Universal Images Group via Getty Images)

This article was originally published on May 27, 2021.

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