CDC quietly changes Covid vaccine guidance to OK mixing Pfizer and Moderna shots in ‘exceptional situations’
Bins of syringes for the Pfizer BioNtech and Moderna Inc. Covid-19 vaccines in Tucson, Arizona, U.S., on Friday, Jan. 15, 2021. Cherry Orr | Bloomberg | Getty Images The Centers for Disease Control and Prevention quietly changed its guidance on Covid-19 vaccine shots, saying it’s now OK to mix Pfizer and Moderna‘s shots in “exceptional … Read more