Health experts were shocked to see that thimerosal, a preservative that has largely been phased out of U.S. vaccines, was on the ACIP agenda.

The vast majority of research has failed to show any link between thimerosal and autism or other neurological issues.

ATLANTA (AP) — U.S. Health Secretary Robert F. Kennedy Jr.’s new vaccine advisory committee backed another option to protect infants against a dangerous virus — before turning to questions about fall flu vaccines and a preservative in a small fraction of them that some antivaccine groups have falsely tied to autism.