Warning of Shortages, Researchers Look to Stretch Vaccine Supply

The N.I.H. 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.Read MoreClinical Trials, Shortages, Coronavirus (2019-nCoV), Research, National Institutes of Health, Moderna Inc, Pfizer Inc, Fauci, Anthony SNYT > U.S. News