Posted in Uncategorized Mu COVID Variant, Which Sparked Fears Over Vaccine Resistance, Eradicated in U.S. 2021-09-29 Leave a Comment on Mu COVID Variant, Which Sparked Fears Over Vaccine Resistance, Eradicated in U.S. The Mu variant peaked in the U.S. on June 19, when it accounted for three percent of the country’s total COVID-19 cases. Mu COVID Variant, Which Sparked Fears Over Vaccine Resistance, Eradicated in U.S.
