Multiple medical groups say they have been barred from working on the Centers for Disease Control and Prevention's panel of vaccine advisers. It comes weeks after Health and Human Services Secretary Robert F.

Multiple healthcare organizations that have historically helped the CDC's Advisory Committee on Immunization Practices (ACIP) develop vaccine recommendations have been told they can no longer participate in ACIP work groups, leaving the organizations frustrated and worried about what will happen next.

Seventeen experts ousted from a U.S. vaccine committee are expressing little faith in what the panel has become. U.S. Health Secretary Robert F.