US drugmaker Johnson and Johnson has requested authorization for a
booster dose of its Covid-19 vaccine.
It comes as AstraZeneca also seeks approval for an alternative drug
that could help chronic disease patients where vaccines prove less
effective.
Nick Harper reports from Washington.
IN: "Johnson..."
OUT: SOC
DUR: 40 secs
http://www.fsnradionews.com/feeds/1005vaccines-nh.mp3