By Evelyn Pringle
The increase in autism may be related to the mercury-containing preservative thimerosal.
According to officials in the nation's regulatory agencies, the main obstacle to demonstrating a link between autism and the mercury-based preservative thimerosal has been the inability to find a large enough group of people who have never been vaccinated to compare with people who have. Thimerosal was a component of childhood vaccines until a few years ago and is still in flu vaccines.
Read the full article at Dan Olmsted: Autism's Dick Tracy