World U.K. Advises Offering Alternatives to AstraZeneca Vaccine for Under-40s May 7, 2021May 7, 2021MEGAN SPECIAComments Off on U.K. Advises Offering Alternatives to AstraZeneca Vaccine for Under-40s Its regulator factored in concerns over very rare blood clots, the dwindling risk of severe infection and the availability of alternatives.
