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The trace-back investigation for the new outbreak is underway as cases mount across the country.
A day after implicating the brand in the outbreak, re-examination of the test result led the agency to retract the finding.
A gene that makes bacteria resistant to most antibiotics is on the rise. Public health officials want to know where else it’s lurking.
The response to the current large outbreak is a communications failure, not a failure of the investigation.
A total of 1.6 million dozen eggs shipped to six states have been recalled.
Hantavirus-related brain and nerve complications are uncommon, but they can be severe and require both acute and long-term care.
More states are reporting outcomes following measles infection.
Newborns immunized against RSV also had a 36% lower risk of infection with a life-threatening illness called invasive pneumococcal disease.
Trace-back investigation finds new cases in 4 additional states: Illinois, Kansas, Oklahoma, and Pennsylvania.
More widespread prescribing of the hormone could also reduce antibiotic use.
