The drugmakers behind the COVID-19 vaccine approved Wednesday by United Kingdom authorities are studying whether it can be transported at higher temperatures than minus 94 degrees Fahrenheit (minus 70 Celsius), which would ease logistics challenges for getting people immunized, BioNTech CEO Ugar Sahin said.
In an interview on CNN shortly after the U.K. became the first Western nation to approve public use of the vaccine from U.S. pharmaceutical giant Pfizer (NYSE: PFE) and German partner...
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