Some US health officials have voiced skepticism in a new vaccine strategy calling for annual shots tailored to particular viral variants The US Food and Drug Administration is weighing whether to recommend annual Covid-19 vaccinations tailored to specific strains, proposing updated shots every year to keep up with newly emerging variants.
245
Like
Save
){kind=link}
[unable to retrieve full-text content]
596
Like
Save
){kind=link}
){kind=link}