A manufacturer in Baltimore accidentally conflated the ingredients for two different coronavirus vaccines, officials say. https://ift.tt/2PPRGGU https://ift.tt/2QQ3d9n World New York Times March 30, 2021 at 08:00PMJohnson & Johnson Covid-19 vaccine doses are delayed by a U.S. factory mix-up.

By Sharon LaFraniere and Noah Weiland from NYT World https://ift.tt/2PPRGGU
https://ift.tt/2PPRGGU https://ift.tt/2QQ3d9n New York Times