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,

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.

The 17 members of the CDC's vaccine advisory committee, who were ousted last week, argued their abrupt dismissal has "left the U.S. vaccine program critically weakened."