Scientists at the National Institutes of Health and drugmaker Moderna are analyzing data to see if they can double the supply of the company's coronavirus vaccine by cutting doses in half
A health care worker receives one of the first doses of the Moderna COVID-19 vaccine, outside of a trial, at Christ Hospital in Jersey City, N.J., on Monday, Dec. 21, 2020. The NIH and Moderna are examining whether doses of Moderna’s coronavirus vaccine can be halved to double the supply, while scientists look for other ways to extend availability.
Image: Bryan Anselm/The New York Times
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