López-Gatell Says CanSino Vaccine Doesn’t Need Booster
By KELIN DILLON On the morning of Tuesday, Aug. 16, Mexico’s Undersecretary of Health Hugo López-Gatell said that there is no scientific evidence indicating that the Chinese CanSino vaccine against coronavirus, used heavily throughout Mexico, would require a second booster shot to maintain effectiveness. López-Gatell claimed that the widespread reports encouraging another dose of the vaccine are simply “a large
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