The US Food and Drug Administration is expected to announce within the next 48 hours that it is authorizing Covid-19 vaccine booster shots for people who are immunocompromised, according to a source familiar with the discussions.
The US Food and Drug Administration is expected to announce within the next 48 hours that it is authorizing Covid-19 vaccine booster shots for people who are immunocompromised, according to a source familiar with the discussions.