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COVID variant NB.1.8.1 hits U.S. What to know about symptoms, new booster vaccine restrictions
As the Trump administration moves to limit COVID booster vaccines for some, here's what to know about the latest variant NB.1 ...
The latest COVID strain, NB 1.8.1, is an Omicron variant. Here’s all you need to know
Dr. William Schaffner, Vanderbilt University School of Medicine professor of medicine and preventive medicine, says the new ...