Some of the first doses of the Pfizer Inc.-BioNTech SE COVID-19 vaccine were held up from delivery in the U.S. this week and sent back to the company because they were colder than anticipated.
Some of the first doses of the Pfizer Inc.-BioNTech SE COVID-19 vaccine were held up from delivery in the U.S. this week and sent back to the company because they were colder than anticipated.