A newly posted agenda for next week’s meeting of the just-appointed group of outside vaccine advisers to the US Centers for Disease Control and Prevention includes a discussion and vote on thimerosal in flu vaccines,

The U.S. Centers for Disease Control and Prevention panel of vaccine experts will vote on shots for respiratory syncytial virus and influenza at a meeting scheduled for June 25 and 26, according to the agency's website.

A senior scientist at the U.S. Centers for Disease Control and Prevention has resigned, warning that changes in leadership may weaken the country's vaccine program.