No autism effect by removing thimerosal

Autism cases continued to increase in the US state of California after the mercury-containing preservative thimerosal was eliminated from most childhood vaccines in 2001, according to a new report in which doctors studied the prevalence of children with autism in California from 1995 through March 2007. “The estimated prevalence of autism for children at each year of age from three to 12 years increased throughout the study period,” the authors reported. Per 1,000 children born in 1993, 0.3 had autism at age three, compared with 1.3 per 1,000 births in 2003. The highest estimated prevalence- 4.5 cases per 1,000 births-…